Head to head
Caterpillar 301.7 CR vs Volvo Construction Equipment ECR58
The Volvo Construction Equipment ECR58 is the bigger machine by 3,925kg and has 20kW more power.
Last reviewed 6 October 2026
Key differences
- Operating weight: the Volvo Construction Equipment ECR58 is the bigger machine by 3,925kg.
- Engine power: the Volvo Construction Equipment ECR58 has 20kW more power.
Specifications side by side
| Caterpillar 301.7 CR | Volvo Construction Equipment ECR58 | |
|---|---|---|
| Operating weight | 1,915 kg (4,222 lb) | 5,840 kg |
| Engine power | 15.7 kW (21 hp) | 35.5 kW |
| Dig depth | 2,540 mm (100 in) (long stick) | - |
| Bucket capacity | - | 0.11 m3 |
Sources: Caterpillar 301.7 CR, Volvo Construction Equipment ECR58. 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 ECR58 if...
- you want one that is the bigger machine by 3,925kg
- you want one that has 20kW more power
A short swing radius excavator for groundworks, drainage and roadside utility trenching where the rear of the machine must stay close to the tracks. Contractors and hire fleets use it as a larger compact digger.
Full ECR58 specifications →Common questions
What is the difference between the Caterpillar 301.7 CR and the Volvo Construction Equipment ECR58?
The Volvo Construction Equipment ECR58 is the bigger machine by 3,925kg and has 20kW more power. The Caterpillar 301.7 CR is a a sub-2 tonne conventional-tail-swing mini excavator; the Volvo Construction Equipment ECR58 is a 5.8 tonne short swing mini excavator.
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