Head to head
Caterpillar D4K2 vs Komatsu D65PX
The Komatsu D65PX is the bigger machine by 12,832kg and has 86kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Komatsu D65PX is the bigger machine by 12,832kg.
- Engine power: the Komatsu D65PX has 86kW more power.
Specifications side by side
| Caterpillar D4K2 | Komatsu D65PX | |
|---|---|---|
| Operating weight | 8,168kg (XL) / 8,476kg (LGP) | 21,000kg |
| Engine power | 92hp (68.8kW), Cat C4.4 ACERT | 155kW (208hp) at 1950rpm |
| Blade capacity | 1.98m3 (XL) / 1.85m3 (LGP) | 3.69m3 (straight tilt dozer) |
| Ground pressure | 38.6kPa (XL) / 29.2kPa (LGP) | - |
Sources: Caterpillar D4K2, Komatsu D65PX. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D4K2 if...
Cat's smallest crawler dozer, used for grading, site clearance and landscaping where a larger machine would be too heavy or too wide. The LGP undercarriage option suits soft or wet ground.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the D65PX if...
- you want one that is the bigger machine by 12,832kg
- you want one that has 86kW more power
The wide-track, low ground pressure version of Komatsu's D65 dozer, used on soft or sensitive ground where a standard-track machine would sink or damage the surface, such as landfill and reclamation work.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Common questions
What is the difference between the Caterpillar D4K2 and the Komatsu D65PX?
The Komatsu D65PX is the bigger machine by 12,832kg and has 86kW more power. The Caterpillar D4K2 is a small crawler dozer; the Komatsu D65PX is a mid-size low ground pressure crawler dozer.
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