SPECS / COMPARISON
Kubota KX91-3S2 vs Hitachi ZX80LCK
A detailed comparison of the Kubota KX91-3S2 and the Hitachi ZX80LCK. Click a model name to view its full specifications.
Horsepower
Kubota KX91-3S221 kW (28 HP)
Hitachi ZX80LCK39 kW (52 HP)
Weight
Kubota KX91-3S27330 kg (16160 lbs)
Hitachi ZX80LCK7200 kg (15873 lbs)
Operating Weight
Kubota KX91-3S27330 kg (16160 lbs)
Hitachi ZX80LCK7200 kg (15873 lbs)
| Specification | Kubota KX91-3S2 Mid-Size Excavators | Hitachi ZX80LCK Mid-Size Excavators |
|---|---|---|
| Excavator Type | Mid-Size Excavator | Mid-Size Excavator |
| Weight | 7330 kg (16160 lbs) | 7200 kg (15873 lbs) |
| Horsepower | 21 kW (28 HP) | 39 kW (52 HP) |
| Digging Depth | 320 cm (126 in.) | 451 cm (178 in.) |
| Max Digging Depth | 320 cm (126 in.) | 451 cm (178 in.) |
| Max Loading Height | 353.6 cm (139.2 in.) | 612.6 cm (241.2 in.) |
| Max Reach Along Ground | 515.1 cm (202.8 in.) | 701.0 cm (276.0 in.) |
| Max Vertical Wall Digging Depth | 280.4 cm (110.4 in.) | 420.6 cm (165.6 in.) |
| Track Length | 5730.2 cm (2256.0 in.) | — |
| Length of Track on Ground | 478.5 cm (188.4 in.) | — |
| Ground Clearance | 30.5 cm (12.0 in.) | 36.6 cm (14.4 in.) |
| Tail Swing Radius | 131.1 cm (51.6 in.) | 176.8 cm (69.6 in.) |
| Overall Width | 155.4 cm (61.2 in.) | 234.7 cm (92.4 in.) |
| Engine Make | Kubota | Isuzu |
| Engine Model | D1703-M-E3 | 4 JG1 |
| Net Power | 21 kW (28 HP) | 39 kW (52 HP) |
| Gross Power | 22 kw (29.6 hp) | 42.7 kW (57.3 HP) |
| Rated Power | 2250 RPM | 2100 RPM |
| Hydraulic Pump Flow Capacity | 61 LPM (16.5 GPM) | 178 LPM (47.2 GPM) |
| Hydraulic System Capacity | 55.3 l (14.6 gal) | 99.9 l (26.4 gal) |
| Operating Weight | 7330 kg (16160 lbs) | 7200 kg (15873 lbs) |
| Max Travel Speed | 4.8 km (3 mph) | 5.1 km (3.2 mph) |
| Swing Speed | 9.4 RPM | 11.3 RPM |
| Cab Height | 246.9 cm (97.2 in.) | 274.3 cm (108.0 in.) |
| Fuel Capacity | 50.3 l (13.3 gal) | 135.1 l (35.7 gal) |
| Displacement | 1499.4 cc (92 cu. in.) | 3059.5 cc (187 cu. in.) |
| Shoe Size | 30.2 cm (11.9 in.) | 45.2 cm (17.8 in.) |
| Max Cutting Height | 496.8 cm (195.6 in.) | 823.0 cm (324.0 in.) |
| Overall Length | — | 640.1 cm (252.0 in.) |
| Relief Valve Pressure | — | 314 Bar (4555 psi) |
| Max Torque | — | 192.1 Nm (141.7 ft-lbs) |
| Cooling Capacity | — | 9.5 l (2.5 gal) |
| Engine Oil Capacity | — | 12.1 l (3.2 gal) |
| Operating Voltage | — | Operating Voltage 24 V |
| Ground Pressure | — | 31.0 kPa (4.5 psi) |
| Number of Carrier Rollers per Side | — | 1 |
| Number of Track Rollers per Side | — | 5 |
| Number of Shoes per Side | — | 40 |
| No of Cylinders | — | 4 |
| Alternator | — | 30 A |
| Track Gauge | — | 189.0 cm (74.4 in.) |
| Removal Counterweight Clearance | — | 76.2 cm (30.0 in.) |
| Torque Power | — | 1800 RPM |
Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.