Head to head
Doosan DX63-3 vs Kubota KX080-4a2
The Doosan DX63-3 is a 6-tonne class mini excavator. The Kubota KX080-4a2 is a 8 tonne class tracked excavator.
Last reviewed 13 September 2026
Specifications side by side
| Doosan DX63-3 | Kubota KX080-4a2 | |
|---|---|---|
| Max dig depth | 10ft 6in (3.2m) | 4600 mm (mono boom) |
| Operating weight | 9,555lb (4,334kg) | - |
| Engine power | 42.6hp gross / 39.5hp net at 2200rpm | - |
| Bucket capacity | 0.19yd3 (0.145m3) | - |
| Machine weight | - | 8365 kg (mono boom) |
| Power | - | 46.5/63.2 kW/hp |
| Max reach | - | 7330 mm (mono boom) |
| Overall width | - | 2200 mm |
Sources: Doosan DX63-3, Kubota KX080-4a2. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the DX63-3 if...
A compact excavator for utility, drainage and small groundworks jobs, sized to fit through a standard gateway. It suits contractors who need real digging depth without the weight and cost of a bigger machine.
Listed by
- Red Plant Sales Ltd - Colchester, Frating
Buy or hire the KX080-4a2 if...
A mid-size 8 tonne excavator from Kubota's KX range, used for groundworks and drainage jobs that need more reach and dig depth than a mini excavator but not the scale of a full-size machine. It is a common size in UK plant hire fleets.
Listed by
- Red Plant Sales Ltd - Colchester, Frating
Common questions
What is the difference between the Doosan DX63-3 and the Kubota KX080-4a2?
The Doosan DX63-3 is a 6-tonne class mini excavator; the Kubota KX080-4a2 is a 8 tonne class tracked excavator.
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