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    Cat D8 VS Komatsu D155A-6 Dozer

    Cat D8 vs Komatsu D155A-6: the two differ on 67 of 77 listed specs. The main differences are Engine (Cat 363 HP vs Komatsu 360 HP), Operating Weight (39,000 kg vs 41,700 kg), Weight (39000 kg vs 41700 kg), Fuel Tank (624 L vs 625 L). The other 10 specs are the same.

    Specs from OEM brochures · comparison updated Sep 2026

    Cat D8
    Price Available Soon*

    Cat D8

    • Engine

      Cat 363 HP

    • Weight

      39000 kg

    • Blade Capacity

      10.3 m³

    • Blade Type

      SU

    • Blade W x H

      3260 x 1412 mm

    • Speeds (F/R)

      4-speed

    Mining Dozers
    Komatsu D155A-6
    Price Available Soon*

    Komatsu D155A-6

    • Engine

      Komatsu 360 HP

    • Weight

      41700 kg

    • Blade Capacity

      9.4 m³

    • Blade Type

      Semi-U tilt

    • Blade W x H

      4130 x 1790 mm

    • Speeds (F/R)

      4 F / 4 R

    Mining Dozers

    Add a third machine

    What's different: Cat D8 vs Komatsu D155A-6

    67 specs differ, 10 are identical. The full tables are below.

    SpecCat D8Komatsu D155A-6
    EngineCat 363 HPKomatsu 360 HP
    Operating Weight39,000 kg41,700 kg
    Weight39000 kg41700 kg
    Fuel Tank624 L625 L
    Blade Capacity10.3 m³9.4 m³
    BrandCaterpillar DozerKomatsu Dozer
    Blade TypeSUSemi-U tilt
    Blade W x H3260 x 1412 mm4130 x 1790 mm

    See all 67 differences ↓

    * Ex-factory price ranges are indicative for Oct 2026 and change with variant, city and offers; confirm with the dealer. On-road cost adds transport, RTO, insurance and accessories. Disclaimer

    The comparisons provided are based on the technical specifications published by the respective OEMs on their official websites and brochures. Please confirm these details directly with the OEMs before making any final decision.

    Key Highlights Cat D8Komatsu D155A-6
    Cat D8 VS Komatsu D155A-6 Dozer

    Cat D8 vs Komatsu D155A-6: the two differ on 67 of 77 listed specs. The main differences are Engine (Cat 363 HP vs Komatsu 360 HP), Operating Weight (39,000 kg vs 41,700 kg), Weight (39000 kg vs 41700 kg), Fuel Tank (624 L vs 625 L). The other 10 specs are the same.

    Specs from OEM brochures · comparison updated Sep 2026

    Cat D8
    Cat D8

    Price Available Soon

    Komatsu D155A-6
    Komatsu D155A-6

    Price Available Soon

    Particulars Cat D8 Komatsu D155A-6

    Cat D8 vs Komatsu D155A-6: A Close Match at Entry-Level Mining Size

    These two machines sit close together on paper. The Cat D8 runs a 363 HP engine with a 10.3 m³ blade and a lower ground bearing pressure of 88.5 kPa, useful on softer mining ground. The Komatsu D155A-6 is slightly heavier at 41,700 kg with a 360 HP engine and an automatic TORQFLOW transmission with a lockup torque converter.

    The D8 leans on Caterpillar's simplified engine design and a strong used-equipment market, while the D155A-6 offers modern electronic control and two ripper configurations for consistent fuel use and flexible ground handling. Both are entry points into mining-class dozing before stepping up to bigger machines. See both in the mining dozers range or browse the full dozer hub.

    Cat D8

    Pros:

    • Slightly higher rated engine power than the D155A-6
    • Lower ground bearing pressure suits softer mining ground
    • Bigger blade capacity for more material moved per pass
    • Simplified engine design with fewer failure points and easier diagnostics
    • Fully automatic four-speed transmission keeps fuel use consistent across drivers

    Cons:

    • Costs more upfront than value-brand alternatives in a similar power class
    • Fewer blade style choices listed than the D155A-6
    • Needs a dealer-supported maintenance plan to get full engine life
    • Premium pricing means the ownership case plays out over years, not at purchase

    Komatsu D155A-6

    Pros:

    • Automatic TORQFLOW transmission with lockup converter for steady fuel use
    • Two ripper configurations, wide multi-shank or deep single-shank, for different ground
    • SIGMADOZER, Semi-U and Full-U blade choices for different applications
    • Selectable power and economy working modes for different tasks

    Cons:

    • Slightly lower rated engine power than the Cat D8
    • Higher ground bearing pressure than the D8, less suited to soft ground
    • Heavier operating weight adds to transport considerations
    • Fully dependent on Komatsu dealer diagnostics and genuine parts

    Pros:

    Cons:

    Closing Recommendation

    Both machines suit similar entry-level mining work, so the choice often comes down to ground conditions and dealer preference. So match the machine to your work: Cat D8 for softer mining ground and buyers who value long-term simplicity, Komatsu D155A-6 for operations that want ripper flexibility and are already inside the Komatsu dealer network.

    Cat D8 Vs Komatsu D155A-6 Dozer Price, Technical Specifications & Features

    BrandCaterpillar DozerKomatsu Dozer
    TypeMining DozersMining Dozers
    Operating CostNot AvailableNot Available
    PricePrice Available SoonPrice Available Soon
    EngineCat 363 HPKomatsu 360 HP
    Weight39000 kg41700 kg
    Blade Capacity10.3 m³9.4 m³
    Blade TypeSUSemi-U tilt
    Blade W x H3260 x 1412 mm4130 x 1790 mm
    Speeds (F/R)4-speed4 F / 4 R
    Quick Overview:The Cat D8 is a 39-tonne mining crawler dozer with a 363 HP engine. It provides an entry point into Cat's larger mining machines and sits below the D10 and D11. Blade capacity reaches 10.3 m³, giving it substantial material-moving ability for mine benches and haul roads. Ground bearing pressure of 88.5 kPa suits firm mining ground. Multi-shank and single-shank ripper configurations are available, with the single-shank option using CapSure hammerless tips. A pin-puller option is available for tip changes. These features are useful where ripping forms a regular part of the work cycle. A 624-litre fuel tank supports full-shift operation. The D8 suits quarry and opencast operations where construction-class dozers no longer provide enough capacity. A quarry operator scaling up an aggregate fleet can consider this dozer machine before moving into the larger D10. Its blade capacity supports larger cuts without the operating weight of Cat's biggest mining machines. Buyers can also choose the ripper configuration according to ground conditions. The D8 therefore provides a practical mining crawler dozer for operators needing more pushing and ripping capacity than construction equipment can provide.The Komatsu D155A-6 is a 41.7-tonne mining crawler dozer powered by a 360 HP engine. Its 9.4 m³ blade provides substantial material-moving capacity, while two ripper configurations give operators different approaches to breaking. The 3-shank multi-shank ripper reaches 900 mm, whereas the giant single-shank reaches 1,370 mm for deeper work. SIGMADOZER, Semi-U and Full-U blade configurations are available for different applications. Ground bearing pressure is 115.8 kPa, with 500 mm of ground clearance for rough mining surfaces. A 625-litre fuel tank supports full-shift operation. The D155A-6 is the smallest of Komatsu's listed mining crawler dozers and sits below the D275A-5R, D375A-6 and D475A-5E0. Quarry and opencast operations are suitable applications. Pricing is available on request from mining dozer dealers. A mining contractor moving beyond construction-class equipment can consider this dozer machine when greater pushing and ripping capacity becomes necessary. The two ripper configurations allow buyers to match the setup to the ground. Its operating weight keeps it below the larger Komatsu mining machines. For operators entering mining-class dozer ownership, the D155A-6 provides a practical starting point before moving into higher-capacity equipment.
    Agency reviewPlanning to buy the Cat D8 Dozer in India? Get the best price, EMI & finance options, and delivery timelines by submitting a quick enquiry.Planning to buy the Komatsu D155A-6 Dozer in India? Get the best price, EMI & finance options, and delivery timelines by submitting a quick enquiry.

    Cat D8 vs Komatsu D155A-6: A Close Match at Entry-Level Mining Size

    These two machines sit close together on paper. The Cat D8 runs a 363 HP engine with a 10.3 m³ blade and a lower ground bearing pressure of 88.5 kPa, useful on softer mining ground. The Komatsu D155A-6 is slightly heavier at 41,700 kg with a 360 HP engine and an automatic TORQFLOW transmission with a lockup torque converter.

    The D8 leans on Caterpillar's simplified engine design and a strong used-equipment market, while the D155A-6 offers modern electronic control and two ripper configurations for consistent fuel use and flexible ground handling. Both are entry points into mining-class dozing before stepping up to bigger machines. See both in the mining dozers range or browse the full dozer hub.

    Cat D8

    Pros:

    • Slightly higher rated engine power than the D155A-6
    • Lower ground bearing pressure suits softer mining ground
    • Bigger blade capacity for more material moved per pass
    • Simplified engine design with fewer failure points and easier diagnostics
    • Fully automatic four-speed transmission keeps fuel use consistent across drivers

    Cons:

    • Costs more upfront than value-brand alternatives in a similar power class
    • Fewer blade style choices listed than the D155A-6
    • Needs a dealer-supported maintenance plan to get full engine life
    • Premium pricing means the ownership case plays out over years, not at purchase

    Komatsu D155A-6

    Pros:

    • Automatic TORQFLOW transmission with lockup converter for steady fuel use
    • Two ripper configurations, wide multi-shank or deep single-shank, for different ground
    • SIGMADOZER, Semi-U and Full-U blade choices for different applications
    • Selectable power and economy working modes for different tasks

    Cons:

    • Slightly lower rated engine power than the Cat D8
    • Higher ground bearing pressure than the D8, less suited to soft ground
    • Heavier operating weight adds to transport considerations
    • Fully dependent on Komatsu dealer diagnostics and genuine parts

    Pros:

    Cons:

    Closing Recommendation

    Both machines suit similar entry-level mining work, so the choice often comes down to ground conditions and dealer preference. So match the machine to your work: Cat D8 for softer mining ground and buyers who value long-term simplicity, Komatsu D155A-6 for operations that want ripper flexibility and are already inside the Komatsu dealer network.

    Cat D8 Vs Komatsu D155A-6 Dozer Price, Technical Specifications & Features

    Cat D8Komatsu D155A-6
    Brand
    Caterpillar DozerKomatsu Dozer
    Type
    Mining DozersMining Dozers
    Price
    Price Available SoonPrice Available Soon
    Engine
    Cat 363 HPKomatsu 360 HP
    Weight
    39000 kg41700 kg
    Blade Capacity
    10.3 m³9.4 m³
    Blade Type
    SUSemi-U tilt
    Blade W x H
    3260 x 1412 mm4130 x 1790 mm
    Speeds (F/R)
    4-speed4 F / 4 R
    Quick Overview:
    The Cat D8 is a 39-tonne mining crawler dozer with a 363 HP engine. It provides an entry point into Cat's larger mining machines and sits below the D10 and D11. Blade capacity reaches 10.3 m³, giving it substantial material-moving ability for mine benches and haul roads. Ground bearing pressure of 88.5 kPa suits firm mining ground. Multi-shank and single-shank ripper configurations are available, with the single-shank option using CapSure hammerless tips. A pin-puller option is available for tip changes. These features are useful where ripping forms a regular part of the work cycle. A 624-litre fuel tank supports full-shift operation. The D8 suits quarry and opencast operations where construction-class dozers no longer provide enough capacity. A quarry operator scaling up an aggregate fleet can consider this dozer machine before moving into the larger D10. Its blade capacity supports larger cuts without the operating weight of Cat's biggest mining machines. Buyers can also choose the ripper configuration according to ground conditions. The D8 therefore provides a practical mining crawler dozer for operators needing more pushing and ripping capacity than construction equipment can provide.The Komatsu D155A-6 is a 41.7-tonne mining crawler dozer powered by a 360 HP engine. Its 9.4 m³ blade provides substantial material-moving capacity, while two ripper configurations give operators different approaches to breaking. The 3-shank multi-shank ripper reaches 900 mm, whereas the giant single-shank reaches 1,370 mm for deeper work. SIGMADOZER, Semi-U and Full-U blade configurations are available for different applications. Ground bearing pressure is 115.8 kPa, with 500 mm of ground clearance for rough mining surfaces. A 625-litre fuel tank supports full-shift operation. The D155A-6 is the smallest of Komatsu's listed mining crawler dozers and sits below the D275A-5R, D375A-6 and D475A-5E0. Quarry and opencast operations are suitable applications. Pricing is available on request from mining dozer dealers. A mining contractor moving beyond construction-class equipment can consider this dozer machine when greater pushing and ripping capacity becomes necessary. The two ripper configurations allow buyers to match the setup to the ground. Its operating weight keeps it below the larger Komatsu mining machines. For operators entering mining-class dozer ownership, the D155A-6 provides a practical starting point before moving into higher-capacity equipment.
    67 differ · 10 identical

    Key highlights: Cat D8 vs Komatsu D155A-6 Dozer

    Cat D8Komatsu D155A-6
    Engine MakeCat C15Komatsu SAA6D140E-5
    Rated Engine Power271 kW (363 HP) @ 2050268 kW (360 HP) @ 1900 rpm
    Maximum TorqueNANA
    Max Forward SpeedNA11.4 km/h
    Max Drawbar PullNANA
    Fuel Tank624 L625 L
    Overall WidthNA4130 mm
    Track Shoe Width610 mm560 mm
    Ground Bearing Pressure88.5 kPa (Std SU, ISO 16754)115.8 kPa
    Blade OptionsA; rock guard/wear plate, FirstCut edges, push plate, SU, U, Waste/Landfillangle dozer, Full-U, Semi-U / strengthened Semi-U, SIGMADOZER / strengthened SIGMADOZER
    RipperMulti-shank or single-shank w/ CapSure tips (optional); pin puller optionOptional: variable multi-shank 3-shank (3760 kg; dig 900 mm) or variable giant single-shank (3380 kg; dig 1370 mm)
    AC CabinStandard (cab-mounted modular HVAC; auto temp/blower)Optional (high-capacity)
    Warranty12 Months12 Months

    Key highlights: Cat D8 vs Komatsu D155A-6 Dozer

    Cat D8Komatsu D155A-6
    Engine Make
    Cat C15Komatsu SAA6D140E-5
    Rated Engine Power
    271 kW (363 HP) @ 2050268 kW (360 HP) @ 1900 rpm
    Maximum Torque
    NANA
    Max Forward Speed
    NA11.4 km/h
    Max Drawbar Pull
    NANA
    Fuel Tank
    624 L625 L
    Overall Width
    NA4130 mm
    Track Shoe Width
    610 mm560 mm
    Ground Bearing Pressure
    88.5 kPa (Std SU, ISO 16754)115.8 kPa
    Blade Options
    A; rock guard/wear plate, FirstCut edges, push plate, SU, U, Waste/Landfillangle dozer, Full-U, Semi-U / strengthened Semi-U, SIGMADOZER / strengthened SIGMADOZER
    Ripper
    Multi-shank or single-shank w/ CapSure tips (optional); pin puller optionOptional: variable multi-shank 3-shank (3760 kg; dig 900 mm) or variable giant single-shank (3380 kg; dig 1370 mm)
    AC Cabin
    Standard (cab-mounted modular HVAC; auto temp/blower)Optional (high-capacity)
    Warranty
    12 Months12 Months

    Full specifications: Cat D8 vs Komatsu D155A-6 Dozer

    Engine

    2682126833
    ModelCat C15Komatsu SAA6D140E-5
    FuelDieselDiesel
    TypeDiesel; single ECM, no EGR4-cycle, water-cooled, direct injection; turbocharged, air-to-air aftercooled
    No. of CylindersNA6 (140 x 165 mm)
    Piston DisplacementNA15.24 L
    Rated Engine Power271 kW (363 HP) @ 2,050268 kW (360 HP) @ 1,900 rpm
    Maximum TorqueNANA

    Transmission

    2682126833
    Transmission TypeFully automatic 4-speed power shiftAutomatic TORQFLOW planetary powershift, ECMV controlled; automatic / manual gearshift modes
    Torque ConverterTorque divider with lock-up clutch (LUC)Water-cooled, 3-element, 1-stage, 1-phase
    Speeds (F/R)4-speed fully automatic4 F / 4 R (1st, 2nd, 3rd-L, 3rd)
    Max Forward SpeedNA11.4 km/h
    Max Reverse SpeedNA13.7 km/h
    Final DriveDouble reduction (Standard or LGP)Double reduction, spur + planetary; bolt-on segmented sprockets

    Performance

    2682126833
    Max Drawbar PullNANA
    GradeabilityNANA
    Min Turning RadiusNA2,140 mm

    Steering & Brakes

    2682126833
    Steering TypeDifferential steeringPCCS lever control; wet multiple-disc steering clutches
    BrakesNAWet multiple-disc, pedal-controlled, spring-actuated / hydraulically released; gearshift lock lever applies parking brake

    Undercarriage

    2682126833
    Suspension8-roller tubular track roller frame (carrier roller ready); suspension undercarriage optionalOscillation-type equalizer bar, forward-mounted pivot shafts; monocoque track roller frame
    No of Bottom Rollers87
    No of Top RollersNA2
    Track Shoes (Each Side)NA41
    Track Shoe Width610 mm560 mm
    Grouser HeightNA80 mm
    Track GaugeNA2,140 mm
    Ground Contact AreaNA35,280 cm2
    Ground Bearing Pressure88.5 kPa (Std SU, ISO 16754)115.8 kPa

    Dozer Blade

    2682126833
    Standard Blade TypeSUSemi-U tilt
    Blade Capacity10.3 m³9.4 m³
    Blade Width x HeightNA4,130 x 1,790 mm
    Max Lift Above GroundNA1,250 mm
    Max Drop Below GroundNA590 mm
    Blade Tilt AdjustmentNA950 mm
    Blade OptionsSU, U, Waste/Landfill, A; rock guard/wear plate, push plate, FirstCut edgesSemi-U / strengthened Semi-U, Full-U, angle dozer, SIGMADOZER / strengthened SIGMADOZER

    Ripper

    2682126833
    Ripper AvailabilityMulti-shank or single-shank w/ CapSure tips (optional); pin puller optionOptional: variable multi-shank 3-shank (3,760 kg, dig 900 mm) or variable giant single-shank (3,380 kg, dig 1,370 mm)

    Hydraulic System

    2682126833
    Hydraulic PumpLoad-sensing; independent steering + implement pumpsVariable piston pump, CLSS (closed-centre load sensing)
    Maximum FlowNA200 L/min @ rated rpm (implement)
    Relief PressureNA27.5 MPa (implement)
    Blade ControlSingle tilt std / dual tilt optional; electronic quick-drop valvePCCS palm-command PPC joystick; raise / hold / lower / float

    Machine Weights

    2682126833
    Operating Weight39,000 kg41,700 kg
    Weight BasisStandard SU (LGP 37,585; Desert/High-Abrasion 39,250)Strengthened Semi-U + giant ripper + cab + operator + full fuel

    Static Dimensions

    2682126833
    Overall LengthNA6,010 mm
    Overall WidthNA4,130 mm
    Overall HeightNA3,510 mm
    Min. Ground ClearanceNA500 mm

    Service Capacities

    2682126833
    Fuel Tank624 L625 L
    Engine OilNA37 L
    Engine CoolantNA82 L (coolant)
    Hydraulic SystemNA85 L (Semi-U / U, refill) + 37 L (ripper, additional)
    Transmission SystemNA90 L (transmission, bevel gear & steering)
    Final Drive (Each Side)NA31 L

    Operator Environment

    2682126833
    Operator StationStandard cab, integrated ROPS + FOPS; premium & high-debris cab optionsOpen ROPS standard; integrated ROPS cab optional (430 kg, ISO 3471 / FOPS ISO 3449); suspension seat
    AC CabinStandard (cab-mounted modular HVAC, auto temp/blower)Optional (high-capacity)
    Monitoring203 mm (8 in) gauge cluster std; 254 mm (10 in) touchscreen opt; Cat Assist/ARO, Slope Indicate, Product Link7-in TFT LCD multi-monitor (10 languages), KOMTRAX built-in; 4-stage troubleshooting codes

    Full specifications: Cat D8 vs Komatsu D155A-6 Dozer

    Engine

    Cat D8Komatsu D155A-6
    Model
    Cat C15Komatsu SAA6D140E-5
    Fuel
    DieselDiesel
    Type
    Diesel; single ECM, no EGR4-cycle, water-cooled, direct injection; turbocharged, air-to-air aftercooled
    No. of Cylinders
    NA6 (140 x 165 mm)
    Piston Displacement
    NA15.24 L
    Rated Engine Power
    271 kW (363 HP) @ 2,050268 kW (360 HP) @ 1,900 rpm
    Maximum Torque
    NANA

    Transmission

    Cat D8Komatsu D155A-6
    Transmission Type
    Fully automatic 4-speed power shiftAutomatic TORQFLOW planetary powershift, ECMV controlled; automatic / manual gearshift modes
    Torque Converter
    Torque divider with lock-up clutch (LUC)Water-cooled, 3-element, 1-stage, 1-phase
    Speeds (F/R)
    4-speed fully automatic4 F / 4 R (1st, 2nd, 3rd-L, 3rd)
    Max Forward Speed
    NA11.4 km/h
    Max Reverse Speed
    NA13.7 km/h
    Final Drive
    Double reduction (Standard or LGP)Double reduction, spur + planetary; bolt-on segmented sprockets

    Performance

    Cat D8Komatsu D155A-6
    Max Drawbar Pull
    NANA
    Gradeability
    NANA
    Min Turning Radius
    NA2,140 mm

    Steering & Brakes

    Cat D8Komatsu D155A-6
    Steering Type
    Differential steeringPCCS lever control; wet multiple-disc steering clutches
    Brakes
    NAWet multiple-disc, pedal-controlled, spring-actuated / hydraulically released; gearshift lock lever applies parking brake

    Undercarriage

    Cat D8Komatsu D155A-6
    Suspension
    8-roller tubular track roller frame (carrier roller ready); suspension undercarriage optionalOscillation-type equalizer bar, forward-mounted pivot shafts; monocoque track roller frame
    No of Bottom Rollers
    87
    No of Top Rollers
    NA2
    Track Shoes (Each Side)
    NA41
    Track Shoe Width
    610 mm560 mm
    Grouser Height
    NA80 mm
    Track Gauge
    NA2,140 mm
    Ground Contact Area
    NA35,280 cm2
    Ground Bearing Pressure
    88.5 kPa (Std SU, ISO 16754)115.8 kPa

    Dozer Blade

    Cat D8Komatsu D155A-6
    Standard Blade Type
    SUSemi-U tilt
    Blade Capacity
    10.3 m³9.4 m³
    Blade Width x Height
    NA4,130 x 1,790 mm
    Max Lift Above Ground
    NA1,250 mm
    Max Drop Below Ground
    NA590 mm
    Blade Tilt Adjustment
    NA950 mm
    Blade Options
    SU, U, Waste/Landfill, A; rock guard/wear plate, push plate, FirstCut edgesSemi-U / strengthened Semi-U, Full-U, angle dozer, SIGMADOZER / strengthened SIGMADOZER

    Ripper

    Cat D8Komatsu D155A-6
    Ripper Availability
    Multi-shank or single-shank w/ CapSure tips (optional); pin puller optionOptional: variable multi-shank 3-shank (3,760 kg, dig 900 mm) or variable giant single-shank (3,380 kg, dig 1,370 mm)

    Hydraulic System

    Cat D8Komatsu D155A-6
    Hydraulic Pump
    Load-sensing; independent steering + implement pumpsVariable piston pump, CLSS (closed-centre load sensing)
    Maximum Flow
    NA200 L/min @ rated rpm (implement)
    Relief Pressure
    NA27.5 MPa (implement)
    Blade Control
    Single tilt std / dual tilt optional; electronic quick-drop valvePCCS palm-command PPC joystick; raise / hold / lower / float

    Machine Weights

    Cat D8Komatsu D155A-6
    Operating Weight
    39,000 kg41,700 kg
    Weight Basis
    Standard SU (LGP 37,585; Desert/High-Abrasion 39,250)Strengthened Semi-U + giant ripper + cab + operator + full fuel

    Static Dimensions

    Cat D8Komatsu D155A-6
    Overall Length
    NA6,010 mm
    Overall Width
    NA4,130 mm
    Overall Height
    NA3,510 mm
    Min. Ground Clearance
    NA500 mm

    Service Capacities

    Cat D8Komatsu D155A-6
    Fuel Tank
    624 L625 L
    Engine Oil
    NA37 L
    Engine Coolant
    NA82 L (coolant)
    Hydraulic System
    NA85 L (Semi-U / U, refill) + 37 L (ripper, additional)
    Transmission System
    NA90 L (transmission, bevel gear & steering)
    Final Drive (Each Side)
    NA31 L

    Operator Environment

    Cat D8Komatsu D155A-6
    Operator Station
    Standard cab, integrated ROPS + FOPS; premium & high-debris cab optionsOpen ROPS standard; integrated ROPS cab optional (430 kg, ISO 3471 / FOPS ISO 3449); suspension seat
    AC Cabin
    Standard (cab-mounted modular HVAC, auto temp/blower)Optional (high-capacity)
    Monitoring
    203 mm (8 in) gauge cluster std; 254 mm (10 in) touchscreen opt; Cat Assist/ARO, Slope Indicate, Product Link7-in TFT LCD multi-monitor (10 languages), KOMTRAX built-in; 4-stage troubleshooting codes

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    Komatsu D155A-6
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    41700 kg
    Cat D11
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    104236 kg
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    Komatsu D155A-6
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    41700 kg
    Cat D10
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    70256 kg
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    Komatsu D155A-6
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    41700 kg
    Cat D8
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    39000 kg
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    Questions buyers ask about the Cat D8 vs Komatsu D155A-6

    Ans.

    The Cat D8 has slightly more power, rated at 363 HP against the D155A-6's 360 HP. The gap is small enough that other factors, like ground pressure and blade capacity, matter more in the decision.

    Ans.

    The Cat D8 has a lower ground bearing pressure at 88.5 kPa compared to the D155A-6's 115.8 kPa. A lower number means less pressure on the ground, which helps on softer mining surfaces.

    Ans.

    The Cat D8 has the bigger blade, at 10.3 m³ against the D155A-6's 9.4 m³, giving it a small edge in material moved per pass.

    Ans.

    The Komatsu D155A-6 is heavier, at about 41,700 kg against the D8's 39,000 kg. The extra weight comes from its automatic TORQFLOW transmission and mining-grade structure.

    Ans.

    It offers a 3-shank multi-shank ripper that reaches 900 mm or a giant single-shank ripper that reaches 1,370 mm for deeper work. Buyers can pick based on whether the ground needs wide coverage or deep breaking.

    Ans.

    Yes, for buyers planning to keep the machine for years. Its simplified engine design has fewer failure points, and the automatic transmission keeps fuel burn steady even with different drivers on the machine.

    Cat D8 Vs Komatsu D155A-6 - Compare Price & Availability Across 600+ Locations in India

    Compare Cat D8 Vs Komatsu D155A-6 price and availability across all major cities in India including Mumbai, Pune, Kolkata, Hyderabad, Chennai, Bengaluru, Delhi, Ahmedabad, Indore, Jaipur, Guwahati, and 600+ more locations.

    Maharashtra
    26 cities

    • Mumbai

    • Pune

    • Nagpur

    • Navi Mumbai

    • Thane

    • Nashik

    • Aurangabad (Chhatrapati Sambhajinagar)

    • Solapur

    • Kolhapur

    • Amravati

    • Chandrapur

    • Yavatmal

    • Latur

    • Dhule

    • Ahmednagar

    • Jalgaon

    • Raigad

    • Beed

    • Wardha

    • Palghar

    • Sangli

    • Ratnagiri

    • Satara

    • Nanded

    • Akola

    • Buldhana

    Gujarat
    21 cities

    • Ahmedabad

    • Gandhinagar

    • Surat

    • Vadodara

    • Rajkot

    • Bhavnagar

    • Jamnagar

    • Mundra

    • Kutch

    • Vapi

    • Anand

    • Mehsana

    • Morbi

    • Surendranagar

    • Amreli

    • Bharuch

    • Navsari

    • Dahej

    • Alang

    • Dholera

    • Gandhidham

    Goa
    5 cities

    • Panaji

    • Vasco da Gama

    • Margao

    • Calangute

    • Mormugao

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