Head to head
Caterpillar D3G LGP vs Hitachi ZX145W-6
The Hitachi ZX145W-6 has 48kW more power.
Last reviewed 13 September 2026
Key differences
- Engine power: the Hitachi ZX145W-6 has 48kW more power.
Specifications side by side
| Caterpillar D3G LGP | Hitachi ZX145W-6 | |
|---|---|---|
| Operating weight | 17,160lb (7,784kg) | 15,000 - 17,200kg |
| Engine power | 77hp gross / 70hp net at 2200rpm | 105kW (ISO14396) |
| Blade capacity | 2yd3, 10.4ft wide, 20.7in cutting depth | - |
| Ground pressure | 4.24psi | - |
| Dig depth | - | 5,520 - 5,770mm |
Sources: Caterpillar D3G LGP, Hitachi ZX145W-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D3G LGP if...
A small dozer for landscaping, site clearance and grading jobs too tight for a bigger machine. The LGP tracks spread its weight for work on soft ground such as landfill or wet fields.
Listed by
- Hayes Gate Plant Hire Ltd - London
Buy or hire the ZX145W-6 if...
- you want one that has 48kW more power
Suits municipal and utility contractors who need a mobile, road-going digger for drainage and reinstatement work spread across several sites in a day. The wheeled undercarriage trades some stability for speed between jobs.
Listed by
- McGovern Plant Hire - Hounslow, Cranford
Common questions
What is the difference between the Caterpillar D3G LGP and the Hitachi ZX145W-6?
The Hitachi ZX145W-6 has 48kW more power. The Caterpillar D3G LGP is a small low ground pressure crawler dozer; the Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator.
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