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John Deere BI vs John Deere DI

Verdict: John Deere BI vs John Deere DI

The John Deere BI and the John Deere DI are both industrial tractors — here is how they stack up on the figures that matter. John Deere DI leads on rated power with 27 hp against 14 hp. John Deere DI holds more fuel (94.6 L vs 45.4 L) for longer stints between fills. John Deere BI is the newer design (1936 vs 1925). In short: choose the John Deere DI for outright pulling power, or the John Deere BI if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Fit & specs
John Deere BI Industrial Tractor
John Deere
71
Fit score
Best match
Clear
John Deere DI Industrial Tractor
John Deere
71
Fit score
Best match
Clear
Rated power
14 hp
27 hp
Confidence
98%
98%
Guide price
Overview
Manufacturer
John DeereReference
John DeereReference
Larger engine, available in 1938 (S/N 329000)Reference
The three-speed transmission was introduced in 1937.Reference
Total built
183Reference
Variants
BR
standard-front farm tractorReference
B
row-crop farm tractorReference
D
farm tractorReference
Engine
Fuel tank
45.4 LReference
94.6 LReference
Belt (claimed)
10.6 kWReference
20.1 kWReference
Displacement
2.9 LReference
8.2 LReference
Bore/Stroke
114 x 140 mmReference
171 x 178 mmReference
Compression
4.71:1Reference
3.91:1Reference
Rated RPM
1150Reference
900Reference
Firing order
1-2Reference
Oil capacity
6.6 LReference
Coolant capacity
22.7 LReference
Sparkplug gap
0.762 mmReference
Point gap
0.381 mmReference
Aux. fuel
5.7 LReference
Transmission
Type
gearReference
gearReference
Gears
4 forward and 1 reverseReference
3 forward and 1 reverseReference
BI Serial Number Location
BI Serial Numbers
1936
325000Reference
1937
326655Reference
1938
328111Reference
1939
329000Reference
1940
330633Reference
1941
332039Reference
Final
332157Reference
Dimensions
Weight
2390 kgReference
Ag front
7.50x18Reference
Ag rear
12.75x28Reference
Length
330 cmReference
Width
168 cmReference
Height
155 cmReference
DI Serial Number Location

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.

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