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The Caterpillar 305 CR is 441 lb heavier than the Kubota U55-5 (12,688 vs 12,247 lb).

Side by side
Spec	Caterpillar 305 CR	Kubota U55-5
Operating weight	12,688 lb (5,754 kg)	12,247 lb (5,555 kg)
Weight range by configuration	11,016 lb to 12,688 lb depending on cab, canopy and options	12,247 lb to 13,217 lb depending on cab, canopy and options
Ground pressure	4 psi (27.6 kPa)	4.6 psi (31.7 kPa)
Length	17 ft 5 in (5.31 m)	18 ft (5.49 m)
Width	6 ft 6 in (1.98 m)	6 ft 5 in (1.96 m)
Height	8 ft 4 in (2.55 m)	8 ft 4 in (2.55 m)
Track shoe width	15.7 in (399 mm)	15.7 in (399 mm)
Engine	Cat C1.7 Turbo	Kubota V2607-CR-E5-BH1
Power (as published)	45 hp (33.6 kW)	46.4 hp (34.6 kW)
Max dig depth	11 ft 3 in (3.42 m)	11 ft 11 in (3.63 m)
Max reach at ground	18 ft 4 in (5.59 m)	19 ft 7 in (5.97 m)
Bucket breakout force	11,061 lbf (49.2 kN)	10,172 lbf (45.2 kN)
Tail swing	Reduced (compact radius)	Reduced (compact radius)

Full pages: Caterpillar 305 CR, Kubota U55-5

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