SPECS / COMPARISON

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

Feature	John Deere 6605Tractor	John Deere 3351Tractor
Tractor Type	Utility Tractor	Utility Tractor
Horsepower	70.8 kW	74.0 kW
Weight	4650.0 kg	5580.0 kg
Lift Capacity	2685.0 kg	—
Transmission Type	Power shuttle	Top-Shaft Synchronized
Length	450.0 cm	—
Pump Flow	66.2 LPM	—
Years Made	1998-2002	1987-1993
Engine Model	John Deere 6068	ADE
Engine Type	4-stroke, air-cooled, inline	4-stroke, liquid-cooled, inline
Fuel Type	Diesel	Diesel
Cylinders	6	6
Displacement	6784 cc	5801 cc
Bore	10.59 cm	9.80 cm
Stroke	12.70 cm	12.70 cm
Rear PTO Type	Independent	Independent
Rear PTO Speed	540 /1000 RPM	540 /1.000 RPM
Torque Power	1400 RPM	—
Torque Speed	494.9 N·m	—
Rated RPM	2100 RPM	2300 RPM
Compression Ratio	17.0:1	—
Battery	12 V, CCA 1230A	Two 12V
Starter	Electric	Electric
Height	286.0 cm	—
Wheelbase	270.0 cm	—
Fuel Tank Capacity	207.0 l	—
Oil Capacity	12.0 l	—
Coolant Capacity	15.5 l	—
Transmission Oil Capacity	51.9 l	—
Transmission Model	John Deere SyncroVantage Power Reverser	—
Gears	16 forward and 16 reverse	16 forward and 8 reverse
Chassis	4×2 2WD or 4×4 MFWD 4WD	4×2 2WD 4×4 MFWD 4WD
Max. Travel Speed	28.6 km/h	—
Brakes	Hydraulic wet disc	—
Drawbar Category	II	—
Cabin Type	Two-post foldable ROPS or Cab	Two-post Roll-Gard ROPS
Hitch Type	Position control with optional draft control	—
Steering Type	Power	Hydrostatic power
Front Tires	Ag: 10.00-16 , 12.4-24	—
Rear Tires	Ag: 18.4-38	—
Hydraulic Type	HydraVantage constant flow load sensing	—
Working Pressure	172.4 bar	—
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