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B.F. Avery R vs Lanz Bulldog D7531
Verdict: B.F. Avery R vs Lanz Bulldog D7531
The B.F. Avery R and the Lanz Bulldog D7531 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 25 hp. B.F. Avery R is the newer design (1950 vs 1935). 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
B.F. Avery
62
Fit score
Best match
Clear
Lanz
62
Fit score
Best match
Clear
Rated power
25 hp
25 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
B.F. AveryReference
LanzReference
liquid-cooledReference
liquid-cooledReference
Steering
manualReference
—
Drive
—
2WDReference
Engine
Engine
18.6 kWReference
18.3 kWReference
Plows
2Reference
—
Displacement
2.2 LReference
4.7 LReference
Bore/Stroke
83 x 102 mmReference
170 x 210 mmReference
Power
18.6 kWReference
18.3 kWReference
Rated RPM
1800Reference
850Reference
Transmission
Type
unsynchronized gearReference
—
Gears
4 forward and 1 reverseReference
6 forwardReference
Transmission
—
gearReference
Dimensions
Weight
2735 to 2900 poundsReference
—
Front tire
5x15Reference
—
Rear tire
10x28Reference
—
Ag front
6x16 (single-front)Reference
—
Ag rear
10x28Reference
—
Tricycle Length
296 cmReference
—
Wide-front Length
300 cmReference
—
Tricycle Width
202 cmReference
—
Wide-front Width
209 cmReference
—
Height
193 cmReference
—
Tricycle Shipping weight
1240 kgReference
—
Wide-front Shipping weight
1315 kgReference
—
Wide-front Ground clearance
55 cmReference
—
Tricycle Ground clearance
66 cmReference
—
Front tread
132 to 182 cmReference
—
Rear tread
132 to 193 cmReference
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R Serial Numbers
1950
R500Reference
—
1951
R4459Reference
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Variants
7521
—
traffic model for road operationsReference
7531
—
express model with high-speed gearingReference
D7500
—
3-speedReference
D7506
—
6-speedReference
D7507
—
6-speed, with starterReference
D7511
—
combination for both field and road operations, front-axle springsReference
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.