SPECS / COMPARISON
Komatsu WF450-3 vs Caterpillar D7R II WH
A detailed comparison of the Komatsu WF450-3 and the Caterpillar D7R II WH. Click a model name to view its full specifications.
Horsepower
Komatsu WF450-3194.0 kW (260.2 HP)
Caterpillar D7R II WH192.4 kW (258 HP)
Operating Weight
Komatsu WF450-326000.0 kg (57320.2 lbs)
Caterpillar D7R II WH27895.9 kg (61500 lbs)
| Specification | Komatsu WF450-3 Crawler Dozers | Caterpillar D7R II WH Crawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 194.0 kW (260.2 HP) | 192.4 kW (258 HP) |
| Operating Weight | 26000.0 kg (57320.2 lbs) | 27895.9 kg (61500 lbs) |
| Engine Manufacturer | Komatsu | Caterpillar |
| Engine Model | SA6D125E-2 | 3176 C |
| Gross Power | 194.0 kW (260.2 HP) | 192.4 kW (258 HP) |
| Displacement | 11041.6 cc (673.8 cu in.) | 10471.4 cc (639 cu in.) |
| Max Torque | 1050.1 N-m (774.5 lbs/ft) | — |
| Alternator Supplied Amp. | 75 A | 95 A |
| Alternator | 75 A | 95 A |
| Battery | 24 V | 24 V |
| Transmission Type | Full powershift | — |
| Number of Forward Gears | 4 | 3 |
| Number of Reverse Gears | 4 | 3 |
| Max Speed Forward | 10.0 km/h (6.2 mph) | 10.6 km/h (6.6 mph) |
| Max Speed Reverse | 10.5 km/h (6.5 mph) | 13.5 km/h (8.4 mph) |
| Fuel Capacity | 336.9 l (89 gal) | 478.9 l (126.5 gal) |
| Engine Oil Capacity | 37.9 l (10 gal) | — |
| Cooling System Capacity | 68.1 l (18 gal) | — |
| Hydraulic Capacity | 159.0 l (42 gal) | — |
| Pump type | 2 pump system w/main, switch pump | — |
| Cab Height | 374.9 cm (147.6 in.) | 344.4 cm (135.6 in.) |
| Width Over Track | 106.7 cm (42.0 in.) | 259.1 cm (102.0 in.) |
| Length Overall | 883.9 cm (348.0 in.) | 469.4 cm (184.8 in.) |
| Ground Clearance | 48.8 cm (19.2 in.) | 42.7 cm (16.8 in.) |
| Weight (Operating) | 26000.0 kg (57320.2 lbs) | 27895.9 kg (61500 lbs) |
| Net Power | — | 179.0 kW (240 HP) |
| Number of Cylinders | — | 6 |
| Power Measured RPM | — | 2100 RPM |
| Ground Pressure | — | 0.7 bar (10.7 psi) |
| Length without Blade | — | 472.4 cm (186.0 in.) |
| Length of Track on Ground | — | 286.5 cm (112.8 in.) |
| Track Gauge | — | 198.1 cm (78.0 in.) |
| Ground Contact Area | — | 82197.7 cm³ (5016 cu in.) |
| No of Shoes Per Side | — | 43 |
| No of Track Rollers Per Side | — | 7 |
| Shoe Size | — | 55.9 cm (22 in.) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.