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Caterpillar 320 vs Komatsu PC210LC-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 320 is 2,293 lb (1,040 kg) lighter, 4 in (100 mm) wider, 1 in (25 mm) taller and 7 in (175 mm) shorter than the Komatsu PC210LC-11.
- Net power: 128.5 kW / 172 hp (Caterpillar 320) vs 122.8 kW / 165 hp (Komatsu PC210LC-11); Caterpillar 320 is higher.
- Track length on ground: 3,650 mm / 12 ft 0 in (Caterpillar 320) vs 3,655 mm / 12 ft 0 in (Komatsu PC210LC-11); Komatsu PC210LC-11 is higher.
- Shoe / track width: 700 mm / 27.6 in (Caterpillar 320) vs 600 mm / 23.6 in (Komatsu PC210LC-11); Caterpillar 320 is higher.
- Ground clearance: 470 mm / 18.5 in (Caterpillar 320) vs 440 mm / 17.3 in (Komatsu PC210LC-11); Caterpillar 320 is higher.
- Tail swing radius: 2,830 mm / 9 ft 3 in (Caterpillar 320) vs 3,020 mm / 9 ft 11 in (Komatsu PC210LC-11); Komatsu PC210LC-11 is higher.
- Ground pressure: 39.6 kPa / 5.74 psi (Caterpillar 320) vs 48.1 kPa / 6.97 psi (Komatsu PC210LC-11); Komatsu PC210LC-11 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 320 specs Komatsu PC210LC-11 specs Open in interactive compare Trailer fit: Caterpillar 320 Trailer fit: Komatsu PC210LC-11
Side-by-side specs
Use the Metric / Imperial switch at the top to change units. Highlighted rows differ.
| Spec | Caterpillar 320 | Komatsu PC210LC-11 |
|---|---|---|
| Weights | ||
| Operating weight | 22,200 kg | 23,240 kg |
| Dimensions | ||
| Overall length | 9,530 mm | 9,705 mm |
| Overall width | 3,080 mm | 2,980 mm |
| Overall height | 3,160 mm | 3,135 mm |
| Transport height | Not captured | 2,995 mm |
| Track gauge / tread | 2,380 mm | 2,380 mm |
| Track length on ground | 3,650 mm | 3,655 mm |
| Track length (overall) | 4,450 mm | 4,450 mm |
| Shoe / track width | 700 mm | 600 mm |
| Ground clearance | 470 mm | 440 mm |
| Tail swing radius | 2,830 mm | 3,020 mm |
| Undercarriage / tires | ||
| Undercarriage type | Crawler (steel tracks), long undercarriage | Crawler (steel tracks) |
| Track rollers / shoes per side | 8 track rollers, 2 carrier rollers, 49 shoes per side | 9 track rollers, 2 carrier rollers, 49 shoes per side |
| Ground pressure | ||
| Ground pressure | 39.6 kPa | ≈ 48.1 kPa |
| Engine | ||
| Engine model | Cat C4.4 ⚠ Printed as C4.4, but the printed bore, stroke and displacement match the C7.1. See data notes. | Komatsu SAA6D107E-3 |
| Net power | 128.5 kW | 122.8 kW |
| Displacement | 7.01 L | 6.69 L |
| Rated speed | 2,200 rpm | 2,000 rpm |
| Hydraulics | ||
| Pump / aux flow | 429 L/min | 490 L/min |
| System / relief pressure | ≈ 35 MPa | 37.3 MPa |
| Performance | ||
| Max digging depth | 6,720 mm | 6,620 mm |
| Max reach (at ground) | 9,860 mm | 9,700 mm |
| Dump height / clearance | 6,490 mm | 7,110 mm |
| Breakout / digging force | 141 kN | 149 kN |
| Max travel speed | 5.7 km/h | 5.5 km/h |
Configurations.
Caterpillar 320: Long undercarriage, HD Reach boom 5.7 m, HD R2.9B1 (9'6") stick, HD 1.19 m³ bucket, 3700 kg counterweight, 700 mm triple grouser shoes; Tier 4 Final/Stage V (AEXQ3755-01).
Komatsu PC210LC-11: LC undercarriage, 600 mm triple-grouser shoes, 5,700 mm HD boom, 2,900 mm HD arm, 0.97 m³ bucket, quick hitch; Tier 4 Final
⚠ Data notes apply; see the model pages.