Head to head
Caterpillar 301.7 CR vs Hitachi ZX145W-6
The Hitachi ZX145W-6 is the bigger machine by 13,085kg and has 89kW more power.
Last reviewed 13 September 2026
Key differences
- Operating weight: the Hitachi ZX145W-6 is the bigger machine by 13,085kg.
- Engine power: the Hitachi ZX145W-6 has 89kW more power.
Specifications side by side
| Caterpillar 301.7 CR | Hitachi ZX145W-6 | |
|---|---|---|
| Operating weight | 1,915 kg (4,222 lb) | 15,000 - 17,200kg |
| Dig depth | 2,540 mm (100 in) (long stick) | 5,520 - 5,770mm |
| Engine power | 15.7 kW (21 hp) | 105kW (ISO14396) |
Sources: Caterpillar 301.7 CR, Hitachi ZX145W-6. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the 301.7 CR if...
The Cat 301.7 CR is Caterpillar's roughly 2 tonne mini excavator, built around the Cat C1.1 engine and backed by Caterpillar's dealer network for parts and service. It is specified on UK sites for the same drainage, groundworks and utility jobs as the Kubota U27-4 and Takeuchi TB216, with buyers often citing Cat's residual values and dealer support over price. It is one of the smaller models in Caterpillar's wider mini excavator line-up, which extends up to around 10 tonnes.
Full 301.7 CR specifications →Buy or hire the ZX145W-6 if...
- you want one that is the bigger machine by 13,085kg
- you want one that has 89kW 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 301.7 CR and the Hitachi ZX145W-6?
The Hitachi ZX145W-6 is the bigger machine by 13,085kg and has 89kW more power. The Caterpillar 301.7 CR is a a sub-2 tonne conventional-tail-swing mini excavator; the Hitachi ZX145W-6 is a 14-17 tonne wheeled excavator.
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