Comparison · Wheel loader
Caterpillar 966 vs Komatsu WA600-8
The Komatsu WA600-8 is about 143% heavier than the Caterpillar 966 (56,451 vs 23,189 kg), which usually means more stability and lifting capacity but higher transport weight.
The Komatsu WA600-8 has about 74% more engine power (394 kW (528 hp) vs 226 kW (303 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 | 23,189 kg (51,100 lb) | 56,451 kg (124,500 lb) |
| Engine power | 226 kW (303 hp) | 394 kW (528 hp) |
| Net power (ISO 9249) | 226 kW (303 hp) at 1,600 rpm | — |
| Breakout force | 173 kN (38,999 lbf) | — |
| Static tipping load, full 37° turn | 14,845 kg (32,727 lb); 15,977 kg without tyre deflection | — |
| Max. travel speed | 39.4 km/h (24.5 mph) | — |
| Hydraulic cycle time (total) | 10.1 s | — |
| Engine model | Cat C9.3B | — |
| Gross power (SAE J1995) | 242 kW (325 hp) | — |
| Net torque | 1,702 N·m (1,255 lbf·ft) at 1,200 rpm | — |
| Emissions | US EPA Tier 4 Final / EU Stage V / China Stage IV / Japan 2014 | — |
| Hinge pin height at max. lift | 4.24 m (13 ft 11 in) | — |
| Overall length without bucket | 7.42 m (24 ft 4 in) | — |
| Height to top of ROPS | 3.61 m (11 ft 10 in) | — |
| Standard tyres | 26.5R25 L3 radial | — |
| Fuel tank | 303 L (80.1 US gal) | — |
| DEF tank | 26 L (6.9 US gal) | — |
| Hydraulic tank | 114 L (30.1 US gal) | — |
| Net power | — | 394 kW (529 hp) at 1,800 rpm |
| Bucket capacity | — | 6.4–7.8 m³ (8.4–10.2 yd³) |
| Engine | — | Komatsu SAA6D170E-7 |
| Hinge pin height | — | ≈5.66 m (18 ft 7 in) |
| WA600-8 LC | — | Load-and-carry version, ≈57.5 t |
| WA600-8 log loader | — | ≈62.2 t |
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| Full 966 review | Full WA600-8 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.