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Bomag BW 80 AD-5 vs Yanmar ViO20-6

The Yanmar ViO20-6 is the bigger machine by 575kg. The Bomag BW 80 AD-5 has 0kW more power.

Last reviewed 13 September 2026

Key differences

Specifications side by side

Bomag BW 80 AD-5Yanmar ViO20-6
Operating weight1,550kg2,125 kg (4,685 lb) (rubber track, canopy)
Engine power15.1kW15.0 kW (20.1 hp) at 2,400 rpm
Dig depth-2,410 mm (94.9 in) (blade down)
Overall width-1,380 mm (54.3 in)

Sources: Bomag BW 80 AD-5, Yanmar ViO20-6. Figures vary by model year and options, so check with the supplier before you commit.

Buy or hire the BW 80 AD-5 if...

  • you want one that has 0kW more power

A small articulated tandem roller for compacting asphalt patch repairs and thin overlays where a heavier roller would be overkill, used by groundworkers and utility reinstatement contractors.

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Full BW 80 AD-5 specifications →

Buy or hire the ViO20-6 if...

  • you want one that is the bigger machine by 575kg

The Yanmar ViO20-6 steps up from the ViO17 into the roughly 2 tonne mini excavator class, still with Yanmar's true zero tail swing geometry for working in confined spaces. It competes with the Caterpillar 301.7 CR and similarly sized Kubota and Takeuchi machines for UK groundworks and utility hire jobs. Its fixed rather than variable undercarriage keeps the design simpler than some rivals, at the cost of not being able to narrow down for transport.

Full ViO20-6 specifications →

Common questions

What is the difference between the Bomag BW 80 AD-5 and the Yanmar ViO20-6?

The Yanmar ViO20-6 is the bigger machine by 575kg. The Bomag BW 80 AD-5 has 0kW more power. The Bomag BW 80 AD-5 is a 0.8 tonne class light tandem roller; the Yanmar ViO20-6 is a a 2.0-2.1 tonne true zero tail swing mini excavator.

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