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Caterpillar R2 vs Caterpillar R4
Verdict: Caterpillar R2 vs Caterpillar R4
The Caterpillar R2 and the Caterpillar R4 are both tractors — here is how they stack up on the figures that matter. Caterpillar R4 leads on rated power with 31 hp against 27 hp. Caterpillar R4 is the newer design (1938 vs 1934). In short: choose the Caterpillar R4 for outright pulling power, or the Caterpillar R2 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
Caterpillar
62
Fit score
Best match
Clear
Caterpillar
62
Fit score
Best match
Clear
Rated power
27 hp
31 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
CaterpillarReference
CaterpillarReference
The five speed transmission was used on the R-2 4J and R-2 6J.Reference
Gear 1 used for pull test.Reference
Total built
1150 (6J)Reference
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Drive
crawlerReference
crawlerReference
Engine
Fuel tank
75.7 LReference
—
Drawbar (tested)
20.2 kWReference
23.0 kWReference
Belt (tested)
24.2 kWReference
27.1 kWReference
Displacement
3.6 LReference
7.6 LReference
Bore/Stroke
95 x 127 mmReference
121 x 165 mmReference
Air cleaner
oil bathReference
—
Rated RPM
1525Reference
1400Reference
Oil capacity
7.6 LReference
—
Coolant capacity
26.5 LReference
—
Belt power (max)
21.9 kWReference
27.1 kWReference
Max power
17.5 kWReference
23.0 kWReference
Transmission
Type
gearReference
gearReference
Gears
5 forward and 1 reverseReference
5 forward and 1 reverseReference
Dimensions
Weight
2880 kgReference
—
Shipping weight
2880 kgReference
—
Gauge
127 cmReference
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R2 Serial Number Location
Capacities
Diameter
26 cmReference
—
Width
33 cmReference
—
RPM
950Reference
—
Caterpillar R2 Tracks
Test results
Belt fuel use (max)
13.6 l/hourReference
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Max pull
2574 kgReference
2776 kgReference
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.