Head to head
Caterpillar D6N vs Hitachi 33U
The Caterpillar D6N is the bigger machine by 13,270kg.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Caterpillar D6N is the bigger machine by 13,270kg.
Specifications side by side
| Caterpillar D6N | Hitachi 33U | |
|---|---|---|
| Operating weight | 16757kg (36,943lb) | 3,487 kg |
| Engine power | 124kW (166hp) at 1800rpm | - |
| Blade capacity | 3.90m3 (LGP VPAT) to 4.30m3 (XL SU) | - |
| Engine | Cat C7.1 ACERT | - |
| Width | - | 1,550 mm |
| Rated power ISO 9249 | - | 21.2 kW (28.4 HP) at 2,400 min-1 (rpm) (net) |
| Fuel tank | - | 42.0 L |
Sources: Caterpillar D6N, Hitachi 33U. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D6N if...
- you want one that is the bigger machine by 13,270kg
A mid-size dozer used for earthmoving, site clearance and haul road maintenance. The VPAT blade option lets one machine angle, tilt and pitch for grading as well as straight pushing.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the 33U if...
A compact tracked excavator from Hitachi's smaller size class, used for groundworks, drainage and landscaping jobs too tight for a larger machine. It is bought and sold through the used plant market rather than as a current Hitachi catalogue model.
Listed by
- Plant Sales Northern Ireland | P & A Plant Sales - Ballynahinch
Common questions
What is the difference between the Caterpillar D6N and the Hitachi 33U?
The Caterpillar D6N is the bigger machine by 13,270kg. The Caterpillar D6N is a medium crawler dozer; the Hitachi 33U is a mini excavator, approximately 3 tonne class.
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