Oliver 1850 vs Oliver 1655

Specification	Oliver 1850Agricultural Tractors	Oliver 1655Agricultural Tractors
Tractor Type	Row-Crop Tractor	Row-Crop Tractor
Horsepower	68.6 kW (92.0 HP)	—
Weight	4970.0 kg (2WD Gas: 8961.8 lbs (4065.0 kg) 2WD Diesel: 9259.4 lbs (4200.0 kg) 4WD Gas: 10604.2 lbs (4810.0 kg) 4WD Diesel: 10957.0 lbs)	3630.0 kg (2WD: 7495.7 lbs (3400.0 kg) 4WD: 8002.8 lbs)
Lift Capacity	2720.0 kg (5996.6 lbs)	—
Transmission Type	Partial power shift	Helical gear with dry disc clutch
Length	387.0 cm (2WD: 159.4 in. (405.0 cm) 4WD: 152.4 in.)	369.0 cm (2WD: 154.3 in. (392.0 cm) 4WD: 145.3 in.)
Pump Flow	60.2 LPM (15.9 GPM)	—
Years Made	1964-1969	1969-1975
Engine Model	Perkins	Waukesha-Oliver
Engine Type	4-stroke, liquid-cooled, inline	4-stroke, liquid-cooled, inline
Fuel Type	Diesel	Gasoline
Cylinders	6	6
Displacement	5801 cc (354.0 cu in.)	4342 cc (265.0 cu in.)
Bore	9.91 cm (3.90 in.)	9.50 cm (3.74 in.)
Stroke	12.70 cm (5.00 in.)	10.21 cm (4.02 in.)
Rear PTO Type	Independent	Independent
Rear PTO Speed	540; 1.000; 540/1.000 RPM	540, 1000 or 540/1000 RPM
Compression Ratio	16.0:1	8.5:1
Battery	12 V , two 6V	—
Starter	Electric	Electric
Height	199.0 cm (78.3 in.)	203.0 cm (Steering Wheel Height: 79.9 in.)
Width	219.0 cm (86.2 in.)	207.0 cm (81.5 in.)
Wheelbase	219.0 cm (2WD: 102.8 in. (261.0 cm) 4WD: 86.2 in.)	208.0 cm (2WD: 99.2 in. (252.0 cm) 4WD: 81.9 in.)
Ground Clearance	64.0 cm (25.2 in.)	—
Fuel Tank Capacity	295.2 l (Gasolone: 34.5 gal (130.6 l) Diesel: 31.5 gal (119.2 l) LP-gas: 42.0 gal (159.0 l) LP-gas: 78.0 gal)	104.1 l (27.5 gal)
Oil Capacity	11.4 l (3.0 gal)	7.6 l (2.0 gal)
Coolant Capacity	18.9 l (5.0 gal)	18.9 l (5.0 gal)
Transmission Oil Capacity	40.7 l (10.8 gal)	30.3 l (8.0 gal)
Hydraulic Capacity	18.9 l (5.0 gal)	53.0 l (14.0 gal)
Transmission Model	Hydraul-Shift	—
Gears	18 forward and 6 reverse	6 forward and 2 reverse
Chassis	4×2 2WD or 4×4 MFWD 4WD	4×2 2WD or 4×4 MFWD 4WD
Max. Travel Speed	8.5 km/h (Forward: 15.6 MPH (25.1 km/h) Reverse: 5.3 MPH)	8.5 km/h (Forward: 14.4 MPH (23.2 km/h) Reverse: 5.3 MPH)
Brakes	Differential disc	Disc
Drawbar Category	II or III	II/I
Cabin Type	Open operator station or Oliver Continental Cab	Open operator station or Cab with available heater
Steering Type	Power assist	Power
Front Tires	Ag: 7.50-15 , 12.4/11-24	Ag: 7.50-16
Rear Tires	Ag: 18.4-34	Ag: 18.4-34
Hydraulic Type	Open center	Open center
Working Pressure	172.4 bar (2500.0 psi)	—
Horsepower (PTO)	—	52.2 kW (70.0 HP)
PTO Speed	—	2200 RPM
Hitch Type	—	Lower-link draft control
Valves	—	2 to 4

Values come from the manufacturer-sourced model files; empty cells mean the property is not published for that model. No performance ranking is applied.