Head to head
Komatsu D61PX vs Kubota U17-3a
The Komatsu D61PX is the bigger machine by 40.3 tonnes.
Last reviewed 13 September 2026

Key differences
- Operating weight: the Komatsu D61PX is the bigger machine by 40.3 tonnes.
Specifications side by side
| Komatsu D61PX | Kubota U17-3a | |
|---|---|---|
| Operating weight | approx. 42,000lb (19 tonnes) | 1,700kg |
| Dig depth | - | 2,460mm |
| Engine power | - | 11.3kW |
Sources: Komatsu D61PX, Kubota U17-3a. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D61PX if...
- you want one that is the bigger machine by 40.3 tonnes
A wide-track, low ground pressure dozer for grading and pushing on soft or wet ground where a standard-track dozer would sink. Groundworks contractors hire it for landscaping and soft-ground earthmoving.
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 D61PX and the Kubota U17-3a?
The Komatsu D61PX is the bigger machine by 40.3 tonnes. The Komatsu D61PX is a low ground pressure crawler dozer; the Kubota U17-3a is a 1.7 tonne mini excavator.
GetBrent is an independent directory and is not a dealer for, nor affiliated with, either manufacturer. Model and brand names are the trademarks of their owners.
