SPECS / COMPARISON
Hitachi ZX135US vs Komatsu PC138US-2
A detailed comparison of the Hitachi ZX135US and the Komatsu PC138US-2. Click a model name to view its full specifications.
Horsepower
Hitachi ZX135US66 kW (88 HP)
Komatsu PC138US-266 kW (88 HP)
Weight
Hitachi ZX135US13789 kg (30400 lbs)
Komatsu PC138US-213480 kg (29718 lbs)
Operating Weight
Hitachi ZX135US13789 kg (30400 lbs)
Komatsu PC138US-213480 kg (29718 lbs)
| Specification | Hitachi ZX135US Mid-Size Excavators | Komatsu PC138US-2 Mid-Size Excavators |
|---|---|---|
| Excavator Type | Mid-Size Excavator | Mid-Size Excavator |
| Weight | 13789 kg (30400 lbs) | 13480 kg (29718 lbs) |
| Horsepower | 66 kW (88 HP) | 66 kW (88 HP) |
| Digging Depth | 555 cm (218 in.) | 509 cm (200 in.) |
| Max Digging Depth | 555 cm (218 in.) | 509 cm (200 in.) |
| Max Loading Height | 676.7 cm (266.4 in.) | 655.3 cm (258.0 in.) |
| Max Reach Along Ground | 816.9 cm (321.6 in.) | 783.3 cm (308.4 in.) |
| Max Digging Reach | 579.1 cm (228.0 in.) | — |
| Max Vertical Wall Digging Depth | 499.9 cm (196.8 in.) | 451.1 cm (177.6 in.) |
| Overall Length | 731.5 cm (288.0 in.) | 722.4 cm (284.4 in.) |
| Track Length | 3474.7 cm (1368.0 in.) | 3474.7 cm (1368.0 in.) |
| Length of Track on Ground | 289.6 cm (114.0 in.) | 289.6 cm (114.0 in.) |
| Reference Bucket Capacity | 0.5 m2 (0.7 cu yds) | 0.5 m2 (0.7 cu yds) |
| Max Bucket Capacity | 0.6 m2 (0.8 cu yds) | 0.8 m2 (1.0 cu yds) |
| Min Bucket Capacity | 0.2 m2 (0.3 cu yds) | 0.4 m2 (0.5 cu yds) |
| Ground Clearance | 45.7 cm (18.0 in.) | 39.6 cm (15.6 in.) |
| Tail Swing Radius | 149.4 cm (58.8 in.) | 149.4 cm (58.8 in.) |
| Overall Width | 271.3 cm (106.8 in.) | 249.9 cm (98.4 in.) |
| Engine Make | Isuzu | Komatsu |
| Engine Model | CC-4BG1TC | SAA4D95LE-3 |
| Net Power | 66 kW (88 HP) | 66 kW (88 HP) |
| Gross Power | 69.6 kW (93.3 HP) | 69.6 kW (93.3 HP) |
| Rated Power | 2150 RPM | 2200 RPM |
| Hydraulic Pump Flow Capacity | 208 LPM (55.5 GPM) | 223 LPM (59.8 GPM) |
| Hydraulic System Capacity | 120.4 l (31.8 gal) | 69.3 l (18.3 gal) |
| Relief Valve Pressure | 343 Bar (4980 psi) | 348 Bar (5050 psi) |
| Operating Weight | 13789 kg (30400 lbs) | 13480 kg (29718 lbs) |
| Max Travel Speed | 5.1 km (3.2 mph) | 5.1 km (3.2 mph) |
| Swing Speed | 13.7 RPM | 10.5 RPM |
| Cab Height | 274.3 cm (108.0 in.) | 283.5 cm (111.6 in.) |
| Aspiration | Turbocharged with intercooled | Turbocharged, aftercooled |
| Max Torque | 340.0 Nm (250.8 ft-lbs) | — |
| Cooling Capacity | 14.4 l (3.8 gal) | 18.5 l (4.9 gal) |
| Fuel Capacity | 201.0 l (53.1 gal) | 200.2 l (52.9 gal) |
| Swing Drive Capacity | 2.6 l (0.7 gal) | 2.6 l (0.7 gal) |
| Engine Oil Capacity | 13.2 l (3.5 gal) | 17.0 l (4.5 gal) |
| Operating Voltage | Operating Voltage 24 V | Operating Voltage 24 V |
| Ground Pressure | 31.0 kPa (4.5 psi) | 42.1 kPa (6.1 psi) |
| Number of Carrier Rollers per Side | 1 | 1 |
| Number of Track Rollers per Side | 7 | 7 |
| Number of Shoes per Side | 44 | 43 |
| Displacement | 4326.2 cc (264 cu. in.) | 3261.0 cc (199 cu. in.) |
| Shoe Size | 70.1 cm (27.6 in.) | 50.0 cm (19.7 in.) |
| Max Cutting Height | 923.5 cm (363.6 in.) | 902.2 cm (355.2 in.) |
| Alternator | 50 A | 35 A |
| Track Gauge | 201.2 cm (79.2 in.) | 201.2 cm (79.2 in.) |
| Removal Counterweight Clearance | 91.4 cm (36.0 in.) | 91.4 cm (36.0 in.) |
| Torque Power | 1600 RPM | — |
| Drawbar Pull | 11.930 kg (26300 lbs) | 12.500 kg (27558 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.