Comparison · Bulldozer
Caterpillar D11 vs Komatsu D155AX-8
The Caterpillar D11 is about 160% heavier than the Komatsu D155AX-8 (104,000 vs 40,000 kg), which usually means more stability and lifting capacity but higher transport weight.
The Caterpillar D11 has about 140% more engine power (634 kW (850 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 | 104,000 kg (229,300 lb) | 40,000 kg (88,200 lb) |
| Engine power | 634 kW (850 hp) | 264 kW (354 hp) |
| Gross power | ≈634 kW (850 hp) | — |
| Blade capacity | up to ≈34 m³ (45 yd³), U-blade | — |
| Engine | Cat C32 | — |
| Net power | — | ≈264 kW (354 hp) |
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| Full D11 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.