SPECS / COMPARISON

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Manufacturer-sourced values side by side. No performance equivalence or ranking is applied across different machine classes.

Feature	Kubota R420SBackhoe loader	John Deere 440CBackhoe loader
Horsepower	29.5 kW	—
Weight	3411.0 kg	3300.0 kg
Transmission	Light speed transmission	—
Pump Capacity	42.0 LPM	—
Engine Manufacturer	Kubota	—
Engine Model	D1503-TRP-1	John Deere
Gross Power	29.5 kW	—
No Of Cylinders	3	—
Engine Type	Diesel	4-stroke, liquid-cooled, inline
Displacement	1501.1 cc	1857 cc
Power Measured	2600 RPM	—
Transmission Type	Light speed transmission	Gear type with dry disc clutch
No Of Forward Gears	2	—
No Of Reverse Gears	2	—
Max Speed (Forward)	20.1 km/h	—
Pump Type	Gear pump	—
Pump Flow Capacity	42.0 LPM	—
Relief Valve Pressure	203.9 bar	—
Dig Depth	274.3 cm	—
Loading Height	213.4 cm	—
Dump Height	213.4 cm	—
Operating Weight	3411.0 kg	—
Bucket Capacity	0.4 m³	—
Bucket Width	152.1 cm	—
Reach From Swivel	365.8 cm	—
Overall Height	243.8 cm	—
Overall Length	487.7 cm	—
Overall Width	152.4 cm	—
Turning Radius	304.8 cm	—
Years Made	—	1958-1960
Fuel Type	—	Gasoline
Cylinders	—	2
Bore	—	10.79 cm
Stroke	—	10.21 cm
Rear PTO Speed	—	540 RPM
Compression Ratio	—	7.5:1
Battery	—	6 V or 12V
Starter	—	Electric
Wheelbase	—	175.0 cm
Fuel Tank Capacity	—	39.7 l
Gears	—	5 forward and 1 reverse
Chassis	—	Crawler
Brakes	—	Contracting band
Drawbar Category	—	I
Cabin Type	—	Open operator station
Steering Type	—	Manual clutches
Front Tires	—	Tracks
Rear Tires	—	Tracks
Hydraulic Type	—	Open center
Valves	—	1
Source	heavyequipments.net archive (imported 2026-10)	heavyequipments.net archive (imported 2026-10)

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Side-by-side specification comparisons generated from the manufacturer-sourced model files. · 7,051