SPECS / COMPARISON
Caterpillar 906 vs Kubota R630
A detailed comparison of the Caterpillar 906 and the Kubota R630. Click a model name to view its full specifications.
Horsepower
Caterpillar 90650.7 kW (68 hp)
Kubota R63035.7 kW (47.9 hp)
Weight
Caterpillar 9064948.7 kg (10910 lbs)
Kubota R6304640.2 kg (10230 lbs)
Operating Weight
Caterpillar 9064948.7 kg (10910 lbs)
Kubota R6304640.2 kg (10230 lbs)
| Specification | Caterpillar 906 Wheel Loaders | Kubota R630 Wheel Loaders |
|---|---|---|
| Type | Wheel Loader | Wheel Loader |
| Horsepower | 50.7 kW (68 hp) | 35.7 kW (47.9 hp) |
| Weight | 4948.7 kg (10910 lbs) | 4640.2 kg (10230 lbs) |
| Tipping Capacity | 3424.6 kg (7550 lbs) | 3451.8 kg (7610 lbs) |
| Max Speed | 19.3 km/h (12 mph) | 20.1 km/h (12.5 mph) |
| Engine Model | 3044 C | V2607-CR-TE4 |
| Alternator Supplied Amperage | 90 amps | — |
| Operating Voltage | 12 V | — |
| Rated Speed | 2600 RPM | 2400 RPM |
| Net Power | 50.7 kW (68 hp) | 35.7 kW (47.9 hp) |
| Gross Power | 55.9 kW (75 hp) | 38.0 kW (51 hp) |
| Stroke | 12.2 cm (4.8 in) | — |
| Bore | 9.4 cm (3.7 in) | — |
| Fuel Capacity | 74.2 l (19.6 gal) | 70.0 l (18.5 gal) |
| Engine Oil Capacity | 9.8 l (2.6 gal) | — |
| Cooling Capacity | 20.8 l (5.5 gal) | — |
| Hydraulic System Capacity | 66.2 l (17.5 gal) | 57.2 l (15.1 gal) |
| Transmission Oil Capacity | 9.8 l (2.6 gal) | — |
| Transmission Type | Closed-loop, two-speed Hydrostatic single-path transmission. | Hydrostatic |
| No of Forward Gears | 2 | — |
| No of Reverse Gears | 2 | — |
| Rear Axle Oscillation | 22 ° | 8 ° |
| Max Speed (Forward) | 19.3 km/h (12 mph) | 20.1 km/h (12.5 mph) |
| Max Speed (Reverse) | 19.3 km/h (12 mph) | 20.1 km/h (12.5 mph) |
| Pump type | Gear | — |
| Pump Flow | 68.1 LPM (18 GPM) | 67.4 LPM (17.8 GPM) |
| Relief Pressure | 235.0 bar (3408.4 psi) | — |
| Raise Lift Arms | 4.5 sec | 5.9 sec |
| Lower Lift Time | 3.2 sec | 4.2 sec |
| Bucket Dump Time | 1.5 sec | — |
| Operating Weight | 4948.7 kg (10910 lbs) | 4640.2 kg (10230 lbs) |
| Tipping Load | 3424.6 kg (7550 lbs) | 3451.8 kg (7610 lbs) |
| Bucket Capacity (Heaped) | 0.6 m³ (0.8 cu yds) | 1.0 m³ (1.3 cu yds) |
| Bucket Width | 182.9 cm (72 in) | — |
| Breakout Force | 4690.1 kg (10340 lbs) | 4721.9 kg (10410 lbs) |
| Reach At Max Lift And Dump | 91.4 cm (36 in) | 91.4 cm (36 in) |
| Dump Clearance At Max Raise | 243.8 cm (96 in) | — |
| Wheelbase | 182.9 cm (72 in) | 213.4 cm (84 in) |
| Bucket Hinge Pin | 304.8 cm (120 in) | 335.3 cm (132 in) |
| Cab Height | 274.3 cm (108 in) | 243.8 cm (96 in) |
| Overall Length | 518.2 cm (204 in) | 518.2 cm (204 in) |
| Width Over Tires | 182.9 cm (72 in) | 182.9 cm (72 in) |
| Tire Size | 12.5 x18 | 405 / 70 R18 |
| Engine Type | — | Water-cooled |
| No Of Cylinders | — | 4 |
| Aspiration | — | Turbocharged |
| Displacement | — | 2621.9 cc (160 cu in.) |
| Articulation Angle | — | 40 ° |
| Ground Clearance | — | 30.5 cm (12 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.