SPECS / COMPARISON
Kubota KX91-3 vs Kobelco 30SR-3
A detailed comparison of the Kubota KX91-3 and the Kobelco 30SR-3. Click a model name to view its full specifications.
Horsepower
Kubota KX91-321 kW (28 HP)
Kobelco 30SR-321 kW (28 HP)
Weight
Kubota KX91-33225 kg (7110 lbs)
Kobelco 30SR-33221 kg (7100 lbs)
Operating Weight
Kubota KX91-33225 kg (7110 lbs)
Kobelco 30SR-33221 kg (7100 lbs)
| Specification | Kubota KX91-3 Mini Excavators | Kobelco 30SR-3 Mini Excavators |
|---|---|---|
| Excavator Type | Mini Excavator | Mini Excavator |
| Weight | 3225 kg (7110 lbs) | 3221 kg (7100 lbs) |
| Horsepower | 21 kW (28 HP) | 21 kW (28 HP) |
| Digging Depth | 320 cm (126 in.) | 283 cm (112 in.) |
| Max Digging Depth | 320 cm (126 in.) | 283 cm (112 in.) |
| Max Loading Height | 353.6 cm (139.2 in.) | 338.3 cm (133.2 in.) |
| Max Reach Along Ground | 515.1 cm (202.8 in.) | 478.5 cm (188.4 in.) |
| Max Vertical Wall Digging Depth | 240.8 cm (94.8 in.) | 216.4 cm (85.2 in.) |
| Overall Length | 478.5 cm (188.4 in.) | 442.0 cm (174.0 in.) |
| Ground Clearance | 30.5 cm (12.0 in.) | 33.5 cm (13.2 in.) |
| Overall Width | 155.4 cm (61.2 in.) | 155.4 cm (61.2 in.) |
| Engine Make | Kubota | Yanmar |
| Engine Model | D1503 | 3 TNV88-PYB |
| Net Power | 21 kW (28 HP) | 21 kW (28 HP) |
| Gross Power | 23.2 kW (31.1 HP) | 23.2 kW (31.1 HP) |
| Rated Power | 2300 RPM | 2400 RPM |
| Hydraulic Pump Flow Capacity | 102 LPM (27.3 GPM) | 83 LPM (22.6 GPM) |
| Hydraulic System Capacity | 36.0 l (9.5 gal) | 48.1 l (12.7 gal) |
| Operating Weight | 3225 kg (7110 lbs) | 3221 kg (7100 lbs) |
| Max Travel Speed | 4.7 km (2.9 mph) | 4.5 km (2.8 mph) |
| Swing Speed | 9.4 RPM | 8.9 RPM |
| Fuel Capacity | 45.0 l (11.9 gal) | 37.9 l (10.0 gal) |
| Ground Pressure | 31.0 kPa (4.5 psi) | 29.0 kPa (4.2 psi) |
| Displacement | 1499.4 cc (92 cu. in.) | 1642.0 cc (100 cu. in.) |
| Max Cutting Height | 496.8 cm (195.6 in.) | 478.5 cm (188.4 in.) |
| Drawbar Pull | 3.793 kg (8363 lbs) | 3.930 kg (8663 lbs) |
| Track Length | — | 2407.9 cm (948.0 in.) |
| Length of Track on Ground | — | 201.2 cm (79.2 in.) |
| Reference Bucket Capacity | — | 0.2 m2 (0.2 cu yds) |
| Tail Swing Radius | — | 79.2 cm (31.2 in.) |
| Relief Valve Pressure | — | 230 Bar (3336 psi) |
| Cab Height | — | 259.1 cm (102.0 in.) |
| Swing Torque | — | 1019.6 Nm (752.0 ft-lbs) |
| Operating Voltage | — | Operating Voltage 12 V |
| Shoe Size | — | 30.2 cm (11.9 in.) |
| No of Cylinders | — | 3 |
| Alternator | — | 40 A |
| Track Gauge | — | 128.0 cm (50.4 in.) |
| Removal Counterweight Clearance | — | 57.9 cm (22.8 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.