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Caterpillar 313 vs Komatsu PC138USLC-11
Published specs and dimensions of two mid excavators side by side. Every value comes from the manufacturer document cited on each model page; ≈ marks a unit conversion.
Key differences
The Caterpillar 313 is 4,259 lb (1,932 kg) lighter, 4 in (100 mm) wider, 1 ft 3 in (385 mm) taller and 1 ft (305 mm) longer than the Komatsu PC138USLC-11.
- Net power: 81 kW / 109 hp (Caterpillar 313) vs 72.5 kW / 97.2 hp (Komatsu PC138USLC-11); Caterpillar 313 is higher.
- Transport height: 3,200 mm / 10 ft 6 in (Caterpillar 313) vs 2,850 mm / 9 ft 4 in (Komatsu PC138USLC-11); Caterpillar 313 is higher.
- Track length on ground: 3,040 mm / 10 ft 0 in (Caterpillar 313) vs 3,140 mm / 10 ft 4 in (Komatsu PC138USLC-11); Komatsu PC138USLC-11 is higher.
- Track length (overall): 3,750 mm / 12 ft 4 in (Caterpillar 313) vs 3,870 mm / 12 ft 8 in (Komatsu PC138USLC-11); Komatsu PC138USLC-11 is higher.
- Shoe / track width: 700 mm / 27.6 in (Caterpillar 313) vs 600 mm / 23.6 in (Komatsu PC138USLC-11); Caterpillar 313 is higher.
- Ground clearance: 445 mm / 17.5 in (Caterpillar 313) vs 395 mm / 15.6 in (Komatsu PC138USLC-11); Caterpillar 313 is higher.
Computed from the published figures for each model's stated configuration (listed below the table). Options such as boom, bucket, tracks or tires change these numbers.
Caterpillar 313 specs Komatsu PC138USLC-11 specs Open in interactive compare Trailer fit: Caterpillar 313 Trailer fit: Komatsu PC138USLC-11
Side-by-side specs
Use the Metric / Imperial switch at the top to change units. Highlighted rows differ.
| Spec | Caterpillar 313 | Komatsu PC138USLC-11 |
|---|---|---|
| Weights | ||
| Operating weight | 13,800 kg | 15,732 kg |
| Dimensions | ||
| Overall length | 7,690 mm | 7,385 mm |
| Overall width | 2,690 mm | 2,590 mm |
| Overall height | 3,200 mm | 2,815 mm |
| Transport height | 3,200 mm | 2,850 mm |
| Track gauge / tread | 1,990 mm | 1,990 mm |
| Track length on ground | 3,040 mm | 3,140 mm |
| Track length (overall) | 3,750 mm | 3,870 mm |
| Shoe / track width | 700 mm | 600 mm |
| Ground clearance | 445 mm | 395 mm |
| Tail swing radius | 2,190 mm | 1,545 mm |
| Undercarriage / tires | ||
| Undercarriage type | Crawler (steel tracks), Long | Crawler (steel tracks) |
| Track rollers / shoes per side | 7 track rollers, 2 carrier rollers, 46 shoes per side | 8 track rollers, 2 carrier rollers, 46 shoes per side |
| Ground pressure | ||
| Ground pressure | 29.4 kPa | 37.86 kPa |
| Engine | ||
| Engine model | Cat C3.6 | Komatsu SAA4D95LE-7 |
| Net power | 81 kW | 72.5 kW |
| Gross power | 82 kW | 72.6 kW |
| Displacement | 3.6 L | 3.26 L |
| Rated speed | 2,400 rpm | 2,050 rpm |
| Hydraulics | ||
| Pump / aux flow | 247 L/min | 242 L/min |
| System / relief pressure | ≈ 35 MPa | 34.8 MPa |
| Performance | ||
| Max digging depth | 6,040 mm | 5,480 mm |
| Max reach (at ground) | 8,660 mm | 8,180 mm |
| Dump height / clearance | 6,420 mm | 6,840 mm |
| Breakout / digging force | 98.67 kN | 93.2 kN |
| Max travel speed | 5.4 km/h | 5.1 km/h |
Configurations.
Caterpillar 313: Long undercarriage, Reach boom, R3.0 (9'10") stick, 0.53 m³ GD bucket, 700 mm triple grouser shoes, 2470 kg counterweight, no blade.
Komatsu PC138USLC-11: 600 mm triple-grouser shoes, 4,600 mm one-piece boom, 2,500 mm arm, 0.51 m³ SAE heaped bucket; tight tail swing; EPA Tier 4 Final