SPECS / COMPARISON
Komatsu H255S vs Komatsu H285S
A detailed comparison of the Komatsu H255S and the Komatsu H285S. Click a model name to view its full specifications.
Horsepower
Komatsu H255S900 kW (1207 HP)
Komatsu H285S1178 kW (1580 HP)
Weight
Komatsu H255S240000 kg (529110 lbs)
Komatsu H285S335000 kg (738549 lbs)
Operating Weight
Komatsu H255S240000 kg (529110 lbs)
Komatsu H285S335000 kg (738549 lbs)
| Specification | Komatsu H255S Large Excavators | Komatsu H285SLarge Excavators |
|---|---|---|
| Excavator Type | Large Excavator | Large Excavator |
| Weight | 240000 kg (529110 lbs) | 335000 kg (738549 lbs) |
| Horsepower | 900 kW (1207 HP) | 1178 kW (1580 HP) |
| Digging Depth | 872 cm (343 in.) | 881 cm (347 in.) |
| Max Digging Depth | 872 cm (343 in.) | 881 cm (347 in.) |
| Max Loading Height | 951.0 cm (374.4 in.) | 1042.4 cm (410.4 in.) |
| Max Reach Along Ground | 1511.8 cm (595.2 in.) | 1700.8 cm (669.6 in.) |
| Max Digging Reach | 1341.1 cm (528.0 in.) | 1472.2 cm (579.6 in.) |
| Max Vertical Wall Digging Depth | 201.2 cm (79.2 in.) | 201.2 cm (79.2 in.) |
| Overall Length | 1652.0 cm (650.4 in.) | 1801.4 cm (709.2 in.) |
| Overall Length with Shovel | 1335.0 cm (525.6 in.) | 1420.4 cm (559.2 in.) |
| Track Length | 7193.3 cm (2832.0 in.) | 7498.1 cm (2952.0 in.) |
| Length of Track on Ground | 600.5 cm (236.4 in.) | 624.8 cm (246.0 in.) |
| Reference Bucket Capacity | 14.1 m2 (18.4 cu yds) | 17.4 m2 (22.7 cu yds) |
| Ground Clearance | 91.4 cm (36.0 in.) | 97.5 cm (38.4 in.) |
| Upper Structure Ground Clearance | 271.3 cm (106.8 in.) | 298.7 cm (117.6 in.) |
| Tail Swing Radius | 649.2 cm (255.6 in.) | 655.3 cm (258.0 in.) |
| Overall Width | 560.8 cm (220.8 in.) | 646.2 cm (254.4 in.) |
| Loading Shovel Shoe Width | 960.1 cm (378.0 in.) | 1441.7 cm (567.6 in.) |
| Engine Make | Cummins | Cummins |
| Engine Model | K1500E | K2000E |
| Net Power | 900 kW (1207 HP) | 1178 kW (1580 HP) |
| Gross Power | 900 kw (1207 hp) | 1.180 kw (1582.5 hp) |
| Rated Power | 1800 RPM | 1800 RPM |
| Hydraulic Pump Flow Capacity | 2.699 LPM (713.3 GPM) | 3.600 LPM (951.1 GPM) |
| Hydraulic System Capacity | 2900.0 l (766.1 gal) | 2960.2 l (782.0 gal) |
| Relief Valve Pressure | 310 Bar (4495 psi) | 310 Bar (4495 psi) |
| Operating Weight | 240000 kg (529110 lbs) | 335000 kg (738549 lbs) |
| Loading Shovel Operating Weight | 240.002 kg (529109.4 lbs) | 335.003 kg (738548.6 lbs) |
| Max Travel Speed | 2.4 km (1.5 mph) | 2.1 km (1.3 mph) |
| Swing Speed | 4.6 RPM | 3.3 RPM |
| Cab Height | 789.4 cm (310.8 in.) | 783.3 cm (308.4 in.) |
| Height to Top of Boom(Shovel) | 740.7 cm (291.6 in.) | 783.3 cm (308.4 in.) |
| Aspiration | Turbocharged | Turbocharged |
| Fuel Capacity | 3700.2 l (977.5 gal) | 4570.1 l (1207.3 gal) |
| Ground Pressure | 220.6 kPa (32.0 psi) | 193.1 kPa (28.0 psi) |
| Loading Shovel Ground Pressure | 220.6 kPa (32.0 psi) | 193.1 kPa (28.0 psi) |
| Max Dumping Height | 941.8 cm (370.8 in.) | 1271.0 cm (500.4 in.) |
| Displacement | 37500.2 cc (2288 cu. in.) | 50300.1 cc (3070 cu. in.) |
| Shoe Size | 80.0 cm (31.5 in.) | 120.1 cm (47.3 in.) |
| No of Cylinders | 12 | 16 |
| Max Cutting Height | 1472.2 cm (579.6 in.) | 1612.4 cm (634.8 in.) |
| Track Gauge | 481.6 cm (189.6 in.) | 527.3 cm (207.6 in.) |
| Removal Counterweight Clearance | 280.4 cm (110.4 in.) | 298.7 cm (117.6 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.