SPECS / COMPARISON
Komatsu D575A-3SD vs Komatsu D455A-1
A detailed comparison of the Komatsu D575A-3SD and the Komatsu D455A-1. Click a model name to view its full specifications.
Horsepower
Komatsu D575A-3SD857.6 kW (1150 HP)
Komatsu D455A-1462.3 kW (620 HP)
Operating Weight
Komatsu D575A-3SD114577.3 kg (252600 lbs)
Komatsu D455A-171500.0 kg (157630.6 lbs)
| Specification | Komatsu D575A-3SD Crawler Dozers | Komatsu D455A-1Crawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 857.6 kW (1150 HP) | 462.3 kW (620 HP) |
| Operating Weight | 114577.3 kg (252600 lbs) | 71500.0 kg (157630.6 lbs) |
| Pump Flow | 1256.8 LPM (332 GPM) | — |
| Engine Manufacturer | Komatsu | Komatsu |
| Engine Model | SA12V170E | VTA1710-C800 |
| Net Power | 857.6 kW (1150 HP) | — |
| Aspiration | Turbocharged with aftercooled | Turbocharged |
| Number of Cylinders | 12 | 12 |
| Displacement | 46293.6 cc (2825 cu in.) | 28020.3 cc (1709.9 cu in.) |
| Power Measured RPM | 1800 RPM | 2000 RPM |
| Transmission Type | Torqflow | Torqflow |
| Number of Forward Gears | 3 | 4 |
| Number of Reverse Gears | 3 | 4 |
| Max Speed Forward | 12.1 km/h (7.5 mph) | 14.6 km/h (9.1 mph) |
| Max Speed Reverse | 13.4 km/h (8.3 mph) | 14.5 km/h (9 mph) |
| Ground Pressure | 1.6 bar (23 psi) | 1.0 bar (14 psi) |
| Fuel Capacity | 2100.9 l (555 gal) | 1280.2 l (338.2 gal) |
| Engine Oil Capacity | 196.8 l (52 gal) | — |
| Cooling System Capacity | 299.0 l (79 gal) | 200.2 l (52.9 gal) |
| Hydraulic Capacity | 299.0 l (79 gal) | — |
| Final Drives Capacity | 159.0 l (42 gal) | — |
| Hydraulic Pump Flow | 1256.8 LPM (332 GPM) | — |
| Relief Valve Pressure | 206.2 bar (2990 psi) | — |
| Cab Height | 487.7 cm (192.0 in.) | 445.0 cm (175.2 in.) |
| Width Over Track | 323.1 cm (127.2 in.) | 350.5 cm (138.0 in.) |
| Length Overall | 11.7 m (462.0 in. (1173.5 cm)) | 11.2 m (439.2 in. (1115.6 cm)) |
| Ground Clearance | 76.2 cm (30.0 in.) | 54.9 cm (21.6 in.) |
| Ground Contact Area | 239628.6 cm³ (14623 cu in.) | — |
| No of Shoes Per Side | 49 | 37 |
| No of Track Rollers Per Side | 8 | 7 |
| Shoe Size | 86.4 cm (34 in.) | 76.2 cm (30 in.) |
| Weight (Operating) | 114577.3 kg (252600 lbs) | 71500.0 kg (157630.6 lbs) |
| Gross Power | — | 462.3 kW (620 HP) |
| Length without Blade | — | 621.8 cm (244.8 in.) |
| Length of Track on Ground | — | 393.2 cm (154.8 in.) |
| Track Gauge | — | 265.2 cm (104.4 in.) |
| No of Carrier Rollers Per Side | — | 2 |
| Track Pitch | — | 31.8 cm (12.5 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.