Comparison · Bulldozer
Caterpillar D10 vs Komatsu D155AX-8
The Caterpillar D10 is about 73% heavier than the Komatsu D155AX-8 (70,256 vs 40,506 kg), which usually means more stability and lifting capacity but higher transport weight.
The Caterpillar D10 has about 70% more engine power (449 kW (602 hp) vs 264 kW (354 hp)).
Beyond the numbers, compare local dealer support, parts availability and resale value for Caterpillar and Komatsu in your region: over the life of a machine they often matter more than small specification differences.
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| Operating weight | 70,256 kg (154,900 lb) | 40,506 kg (89,300 lb) |
| Engine power | 449 kW (602 hp) | 264 kW (354 hp) |
| Shipping weight | ≈50,684 kg (111,739 lb) | — |
| Net power – forward | 449 kW (602 hp) | — |
| Net power – reverse | 564 kW (756 hp) | — |
| Engine | Cat C27 | Komatsu SAA6D140E-7, 15.24 L, six cylinders |
| Fuel tank (usable / total) | 1,224 L / 1,269 L (323.3 / 335.2 US gal) | — |
| Shoe width | 610 mm (24 in) | — |
| Track gauge | 2.55 m (8 ft 4 in) | — |
| Track on ground | 3.88 m (12 ft 9 in) | — |
| Emissions | US EPA Tier 4 Final / EU Stage V or Tier 2 equivalent | US EPA Tier 4 Final |
| Net power (ISO 9249) | — | 264 kW (354 hp) at 1,900 rpm |
| Blade capacity | — | 9.4–11.9 m³ (12.3–15.6 yd³) |
| Transmission | — | Automatic TORQFLOW with lock-up torque converter |
| Forward 1st / 2nd / 3rd | — | 3.8 / 5.6 / 11.6 km/h |
| Reverse 1st / 2nd / 3rd | — | 4.6 / 6.8 / 14 km/h |
| Blade tilt | — | 160 mm |
| Ripper lift / tilt | — | 180 mm / 200 mm |
| Undercarriage | — | PLUS with rotating bushings |
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| Full D10 review | Full D155AX-8 review |
Specifications are typical figures for standard configurations and may be measured differently by each manufacturer (for example net vs gross power). Always confirm with the manufacturer or dealer. Build another comparison.