Head to head
Komatsu D65PX vs Kubota U17-3a
The Komatsu D65PX has 144kW more power and is the bigger machine by 19.3 tonnes.
Last reviewed 13 September 2026
Key differences
- Engine power: the Komatsu D65PX has 144kW more power.
- Operating weight: the Komatsu D65PX is the bigger machine by 19.3 tonnes.
Specifications side by side
| Komatsu D65PX | Kubota U17-3a | |
|---|---|---|
| Operating weight | 21,000kg | 1,700kg |
| Engine power | 155kW (208hp) at 1950rpm | 11.3kW |
| Blade capacity | 3.69m3 (straight tilt dozer) | - |
| Dig depth | - | 2,460mm |
Sources: Komatsu D65PX, Kubota U17-3a. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D65PX if...
- you want one that has 144kW more power
- you want one that is the bigger machine by 19.3 tonnes
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
Buy or hire the U17-3a if...
A step up from a micro excavator for landscaping and groundworks contractors who need more dig depth and breakout force while still fitting through a standard gate or gap. Common on garden and small drainage jobs.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
- Compact Plant Sales - Farnham
- Beaver Tool Hire - Isleworth, Twickenham
- Standard Plant Hire - Keston
- HG Plant Sales - Maldon, Langford
Common questions
What is the difference between the Komatsu D65PX and the Kubota U17-3a?
The Komatsu D65PX has 144kW more power and is the bigger machine by 19.3 tonnes. The Komatsu D65PX is a mid-size low ground pressure crawler dozer; the Kubota U17-3a is a 1.7 tonne mini excavator.
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