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Caterpillar R3 vs Caterpillar Thirty
Verdict: Caterpillar R3 vs Caterpillar Thirty
The Caterpillar R3 and the Caterpillar Thirty are both tractors — here is how they stack up on the figures that matter. Caterpillar R3 leads on rated power with 34 hp against 31 hp. Caterpillar R3 is the newer design (1934 vs 1925). In short: choose the Caterpillar R3 for outright pulling power, or the Caterpillar Thirty 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
34 hp
31 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
CaterpillarReference
CaterpillarReference
Gear 1 used for pull test.Reference
Gear 1 used for pull test.Reference
Total built
60Reference
—
Drive
crawlerReference
crawlerReference
Factories
—
Peoria, Illinois, USAReference
Engine
Drawbar (tested)
25.7 kWReference
23.0 kWReference
Belt (tested)
31.3 kWReference
27.1 kWReference
Displacement
5.7 LReference
7.6 LReference
Bore/Stroke
114 x 140 mmReference
121 x 165 mmReference
Fuel system
Ensign carburetorReference
Zenith K5A carburetorReference
Air cleaner
oil bathReference
oil bathReference
Rated RPM
1100Reference
1400Reference
Belt power (max)
31.3 kWReference
27.1 kWReference
Max power
25.7 kWReference
23.0 kWReference
Fuel tank
—
141.9 LReference
Aux. fuel
—
9.8 LReference
Transmission
Type
gearReference
gearReference
Gears
3 forward and 1 reverseReference
5 forward and 1 reverseReference
Clutch
dry discReference
dry discReference
Dimensions
Gauge
—
154 cmReference
Test results
Belt fuel use (max)
18.5 l/hourReference
—
Max pull
3457 kgReference
2776 kgReference
Capacities
Diameter
—
30 cmReference
Width
—
76 cmReference
RPM
—
840Reference
Caterpillar Thirty Tracks
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.


