SPECS / COMPARISON
Komatsu D45A-1 vs Komatsu D50A-15
A detailed comparison of the Komatsu D45A-1 and the Komatsu D50A-15. Click a model name to view its full specifications.
Horsepower
Komatsu D45A-167.1 kW (90 HP)
Komatsu D50A-1567.1 kW (90 HP)
Operating Weight
Komatsu D45A-19550.0 kg (21054.2 lbs)
Komatsu D50A-1511455.0 kg (25254 lbs)
| Specification | Komatsu D45A-1 Crawler Dozers | Komatsu D50A-15Crawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 67.1 kW (90 HP) | 67.1 kW (90 HP) |
| Operating Weight | 9550.0 kg (21054.2 lbs) | 11455.0 kg (25254 lbs) |
| Engine Manufacturer | Komatsu | Komatsu |
| Engine Model | S4D105-1 | S4D120 |
| Gross Power | 67.1 kW (90 HP) | 67.1 kW (90 HP) |
| Number of Cylinders | 4 | 4 |
| Displacement | 3980.4 cc (242.9 cu in.) | 7241.5 cc (441.9 cu in.) |
| Power Measured RPM | 2400 RPM | 1750 RPM |
| Transmission Type | Torqflow | Direct Drive |
| Number of Forward Gears | 3 | 4 |
| Number of Reverse Gears | 3 | 3 |
| Max Speed Forward | 9.0 km/h (5.6 mph) | 9.5 km/h (5.9 mph) |
| Max Speed Reverse | 10.9 km/h (6.8 mph) | 8.0 km/h (5 mph) |
| Ground Pressure | 0.5 bar (7.2 psi) | 0.5 bar (7.7 psi) |
| Fuel Capacity | 210.1 l (55.5 gal) | 240.4 l (63.5 gal) |
| Cooling System Capacity | 43.2 l (11.4 gal) | 42.0 l (11.1 gal) |
| Cab Height | 262.1 cm (103.2 in.) | 268.2 cm (105.6 in.) |
| Width Over Track | 195.1 cm (76.8 in.) | 207.3 cm (81.6 in.) |
| Length Overall | 426.7 cm (168.0 in.) | 466.3 cm (183.6 in.) |
| Length without Blade | 329.2 cm (129.6 in.) | 356.6 cm (140.4 in.) |
| Length of Track on Ground | 207.3 cm (81.6 in.) | 222.5 cm (87.6 in.) |
| Track Gauge | 155.4 cm (61.2 in.) | 161.5 cm (63.6 in.) |
| Ground Clearance | 36.6 cm (14.4 in.) | 36.6 cm (14.4 in.) |
| No of Carrier Rollers Per Side | 1 | 2 |
| No of Shoes Per Side | 37 | 39 |
| No of Track Rollers Per Side | 5 | 5 |
| Shoe Size | 40.1 cm (15.8 in.) | 40.1 cm (15.8 in.) |
| Weight (Operating) | 9550.0 kg (21054.2 lbs) | 11455.0 kg (25254 lbs) |
| Track Pitch | 17.5 cm (6.9 in.) | 17.5 cm (6.9 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.