Head to head
Caterpillar D3 vs Yanmar ViO33-6
The Caterpillar D3 has 59kW more power and is the bigger machine by 6,207kg.
Last reviewed 13 September 2026
Key differences
- Engine power: the Caterpillar D3 has 59kW more power.
- Operating weight: the Caterpillar D3 is the bigger machine by 6,207kg.
Specifications side by side
| Caterpillar D3 | Yanmar ViO33-6 | |
|---|---|---|
| Operating weight | 9362kg (20,640lb) | 3155 kg (canopy) / 3275 kg (cabin) |
| Engine power | 77.6kW (104hp) | 18.5 kW / 24.8 HP at 2200 rpm |
| Blade capacity | 2.19m3, or 2.34m3 with LGP tracks | - |
| Engine | Cat C3.6 | - |
| Breakout force | - | 29.9 kN |
| Fuel tank | - | 41 l |
Sources: Caterpillar D3, Yanmar ViO33-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D3 if...
- you want one that has 59kW more power
- you want one that is the bigger machine by 6,207kg
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 ViO33-6 if...
A zero-tail swing digger for groundworkers, utility contractors and hire fleets on trenching, drainage and foundations beside walls and fences. Suits urban sites with limited space.
Full ViO33-6 specifications →Common questions
What is the difference between the Caterpillar D3 and the Yanmar ViO33-6?
The Caterpillar D3 has 59kW more power and is the bigger machine by 6,207kg. The Caterpillar D3 is a small crawler dozer; the Yanmar ViO33-6 is a 3.2 tonne zero-tail mini excavator.
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