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Ford 611 vs Ford 771
Verdict: Ford 611 vs Ford 771
The Ford 611 and the Ford 771 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 48 hp. Ford 611 is the lighter machine (1,506 kg vs 1,542 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Ford 771 is the newer design (1958 vs 1957). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Ford
62
Fit score
Best match
Clear
Ford
62
Fit score
Best match
Clear
Rated power
48 hp
48 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
FordReference
FordReference
LP gasReference
dieselReference
Original price
$3,222 (1961)Reference
—
Steering
power assist optionalReference
power assistReference
Variants
611
Select-O-Speed, no PTOReference
—
621
Four-speed, no PTO or 3-pointReference
—
631
Four-speed, no PTOReference
—
641
Four-speedReference
—
651
Five-speedReference
—
661
Five-speed, live PTOReference
—
671
Select-O-SpeedReference
—
681
Select-O-Speed, dual-speed PTOReference
—
741
—
4-speedReference
771
—
Select-O-SpeedReference
Engine
Engine (gross)
36.1 kWReference
—
Belt (claimed)
23.9 kWReference
23.9 kWReference
Plows
2 (14-inch)Reference
2 (14-inch)Reference
Displacement
2.4 LReference
2.4 LReference
Bore/Stroke
90 x 91 mmReference
90 x 91 mmReference
Emissions
Tier 0Reference
Tier 0Reference
Power (gross)
31.8 kWReference
—
Air cleaner
oil bathReference
oil bathReference
Compression
16.8:1Reference
7.5:1Reference
Rated RPM
2200Reference
2200Reference
Torque
171.9 NmReference
171.9 NmReference
Torque RPM
1600Reference
1600Reference
Firing order
1-2-4-3Reference
1-2-4-3Reference
Starter volts
12Reference
12Reference
Coolant capacity
14.2 LReference
14.2 LReference
Sparkplug
14MMReference
14MMReference
Sparkplug gap
0.711 mmReference
0.711 mmReference
Oil capacity
7.6 LReference
4.7 LReference
Oil change
100 hReference
100 hReference
Engine
—
36.1 kWReference
Power
—
36.1 kWReference
Transmission
Transmission
Ford Select-O-SpeedReference
Ford Select-O-SpeedReference
Type
full power shiftReference
full power shiftReference
Gears
10 forward and 2 reverseReference
10 forward and 2 reverseReference
Oil type
M2C41Reference
—
Capacities
Fuel
49.2 LReference
49.2 LReference
Rear axle
7.6 LReference
—
Dimensions
Weight
1506 kgReference
1542 kgReference
Front tire
5.50-16Reference
6x16Reference
Rear tire
10-28Reference
11x28Reference
Ag front
5.50-16Reference
6x16Reference
Ag rear
10-28Reference
11x28Reference
Rear tread
121 to 193 cmReference
142 to 203 cmReference
Wheelbase
—
216 cmReference
Length
—
335 cmReference
Height
—
165 cmReference
Ground clearance
—
69 cmReference
Front tread
—
21 to 41 cmReference
611 Serial Numbers
1957
1001Reference
1001Reference
1958
11977Reference
11977Reference
1959
58312Reference
58312Reference
1960
105943Reference
105943Reference
1961
131427Reference
131427Reference
1962
155531Reference
155531Reference
Location:
Transmission case, top left, behind the starter.Reference
The serial number on the Ford 771 is on the left side, behind the starter and on top of the transmission case.Reference
Electrical
Ground
negative (12V)Reference
negative (12V)Reference
Charging system
generatorReference
generatorReference
Charging amps
20Reference
20Reference
Battery volts
12 (diesel)Reference
12 (diesel)Reference
Battery AH
135 (12V)Reference
135 (12V)Reference
PTO & Hydraulics
Hydraulic system
—
7.6 LReference
Capacity
—
7.6 LReference
Rear Type
—
IReference
Rear lift
—
567 kgReference
Rear PTO
—
liveReference
Rear PTO Type
—
540Reference
771 Serial Numbers
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.