Bobcat S650 vs Bobcat S66

	Bobcat Bobcat S650	Bobcat Bobcat S66
Operating weight	3,600 kg (7,900 lb)	—
Engine power	55 kW (74 hp)	55 kW (74 hp)
Rated operating capacity	≈1,220 kg (2,690 lb)	≈1,250 kg (2,750 lb)
Engine power	≈55 kW (74 hp)	≈55 kW (74 hp)
Lift path	Vertical	Vertical
Engine	Kubota V3307 diesel	—
Lift height to pin	≈3.2 m (10 ft 5 in)	—
Strengths	+ Proven, well-understood machine + Excellent attachment compatibility + Abundant used machines and parts	+ Improved visibility and cab + Stronger lift arm
Watch-outs	− Superseded by the R-Series S66 − Some units have DPF-related maintenance needs (Tier 4)	− Higher price than the S650
	Full S650 review	Full S66 review

Specifications are typical figures for standard configurations and may be measured differently by each manufacturer (for example net vs gross power). Always confirm with the manufacturer or dealer. Build another comparison.