SPECS / COMPARISON
Caterpillar D3B LGP vs Komatsu D31P-16
A detailed comparison of the Caterpillar D3B LGP and the Komatsu D31P-16. Click a model name to view its full specifications.
Horsepower
Caterpillar D3B LGP48.0 kW (64.4 HP)
Komatsu D31P-1647.0 kW (63 HP)
Operating Weight
Caterpillar D3B LGP7637.0 kg (16836.8 lbs)
Komatsu D31P-166700.0 kg (14771 lbs)
| Specification | Caterpillar D3B LGP Crawler Dozers | Komatsu D31P-16 Crawler Dozers |
|---|---|---|
| Type | Crawler Dozer | Crawler Dozer |
| Horsepower | 48.0 kW (64.4 HP) | 47.0 kW (63 HP) |
| Operating Weight | 7637.0 kg (16836.8 lbs) | 6700.0 kg (14771 lbs) |
| Pump Flow | 83.3 LPM (22 GPM) | — |
| Engine Manufacturer | Caterpillar | Komatsu |
| Engine Model | 3204 | 4 D 105-3 |
| Gross Power | 48.0 kW (64.4 HP) | 47.0 kW (63 HP) |
| Net Power | 48.5 kW (65 HP) | — |
| Number of Cylinders | 4 | 4 |
| Displacement | 5201.3 cc (317.4 cu in.) | 4331.1 cc (264.3 cu in.) |
| Power Measured RPM | 2400 RPM | 2350 RPM |
| Transmission Type | Planetary powershift | Hydrostatic |
| Number of Forward Gears | 3 | 3 |
| Number of Reverse Gears | 3 | 3 |
| Max Speed Forward | 10.1 km/h (6.3 mph) | 6.6 km/h (4.1 mph) |
| Max Speed Reverse | 10.8 km/h (6.7 mph) | 7.2 km/h (4.5 mph) |
| Ground Pressure | 0.3 bar (4.3 psi) | 0.2 bar (3.2 psi) |
| Fuel Capacity | 114.3 l (30.2 gal) | 115.1 l (30.4 gal) |
| Engine Oil Capacity | 12.1 l (3.2 gal) | — |
| Cooling System Capacity | 20.1 l (5.3 gal) | 22.3 l (5.9 gal) |
| Hydraulic Capacity | 84.0 l (22.2 gal) | — |
| Final Drives Capacity | 12.1 l (3.2 gal) | — |
| Pump type | Constant power | — |
| Hydraulic Pump Flow | 83.3 LPM (22 GPM) | — |
| Relief Valve Pressure | 172.4 bar (2500 psi) | — |
| Cab Height | 268.2 cm (105.6 in.) | 265.2 cm (104.4 in.) |
| Width Over Track | 231.6 cm (91.2 in.) | 207.3 cm (81.6 in.) |
| Length Overall | 402.3 cm (158.4 in.) | 387.1 cm (152.4 in.) |
| Length without Blade | 298.7 cm (117.6 in.) | 304.8 cm (120.0 in.) |
| Length of Track on Ground | 207.3 cm (81.6 in.) | 219.5 cm (86.4 in.) |
| Track Gauge | 201.2 cm (79.2 in.) | 146.3 cm (57.6 in.) |
| Ground Clearance | 30.5 cm (12.0 in.) | 39.6 cm (15.6 in.) |
| Ground Contact Area | 123216.2 cm³ (7519.1 cu in.) | — |
| No of Shoes Per Side | 44 | — |
| No of Track Rollers Per Side | 7 | 6 |
| Shoe Size | 99.1 cm (39 in.) | 60.2 cm (23.7 in.) |
| Weight (Operating) | 7637.0 kg (16836.8 lbs) | 6700.0 kg (14771 lbs) |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.