Head to head
Caterpillar D3 vs Komatsu PC26MR-5
The Caterpillar D3 is a small crawler dozer. The Komatsu PC26MR-5 is a 2.5 to 3 tonne class mini excavator.
Last reviewed 13 September 2026
Specifications side by side
| Caterpillar D3 | Komatsu PC26MR-5 | |
|---|---|---|
| Operating weight | 9362kg (20,640lb) | 2,625 to 2,855kg |
| Engine power | 77.6kW (104hp) | - |
| Blade capacity | 2.19m3, or 2.34m3 with LGP tracks | - |
| Engine | Cat C3.6 | - |
Sources: Caterpillar D3, Komatsu PC26MR-5. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D3 if...
Caterpillar's smallest crawler dozer, used for fine grading, landscaping and confined-site work where a full-size dozer won't fit. Common in UK plant hire fleets alongside mini excavators.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the PC26MR-5 if...
A step up for bigger footings, groundworks and landscaping. At 2.6 tonnes it needs a 3.5 tonne plant trailer and a tow vehicle rated for the combined weight, or delivery on a lorry.
Listed by
- International Plant Sales - Rochester
Common questions
What is the difference between the Caterpillar D3 and the Komatsu PC26MR-5?
The Caterpillar D3 is a small crawler dozer; the Komatsu PC26MR-5 is a 2.5 to 3 tonne class mini excavator.
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