Compare/Oliver 440 vs Oliver OC-4

Oliver 440 vs Oliver OC-4

Verdict: Oliver 440 vs Oliver OC-4

The Oliver 440 and the Oliver OC-4 are both tractors — here is how they stack up on the figures that matter. Oliver OC-4 leads on rated power with 30 hp against 28 hp. Oliver 440 is the lighter machine (1,134 kg vs 4,720 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Oliver 440 is the newer design (1960 vs 1957). In short: choose the Oliver OC-4 for outright pulling power, or the Oliver 440 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Oliver

Fit score

Best match

Clear

Oliver

Fit score

Best match

Clear

Rated power

28 hp

30 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

OliverReference

liquid-cooledReference

Gasoline 4-speed crawlerJune 5 - 16, 1958Link: Nebraska Tractor Test 656 fileReference

Drive

—

crawlerReference

Engine

Plows

2Reference

—

Displacement

2.3 LReference

2.1 LReference

Bore/Stroke

81 x 111 mmReference

89 x 114 mmReference

Rated RPM

1800Reference

1700Reference

Fuel tank

—

41.6 LReference

Engine

—

22.7 kWReference

Gas Drawbar (claimed)

—

17.9 kWReference

Diesel Drawbar (claimed)

—

18.5 kWReference

Gas Belt (claimed)

—

19.7 kWReference

Diesel Belt (claimed)

—

20.4 kWReference

Drawbar (tested)

—

18.0 kWReference

Belt (tested)

—

19.4 kWReference

Power

—

22.5 kWReference

Air cleaner

—

oil bathReference

Compression

—

6.5:1Reference

Torque

—

131.5 NmReference

Torque RPM

—

1400Reference

Starter volts

—

6Reference

Oil capacity

—

5.4 LReference

Coolant capacity

—

11.4 LReference

Belt power (max)

—

18.9 kWReference

Max power

—

17.3 kWReference

Transmission

Type

gearReference

Gears

4 forward and 1 reverseReference

Clutch

—

dry discReference

PTO & Hydraulics

PTO (claimed)

20.9 kWReference

—

Rear PTO

liveReference

—

Rear PTO Type

540Reference

540 (1.375)Reference

Dimensions

Weight

1134 kgReference

4720 to 5000 poundsReference

Front tire

5.00-15Reference

—

Rear tire

12.4-24Reference

—

Ag front

5.00-15Reference

—

Ag rear

12.4-24Reference

—

Length

—

281 cmReference

Gauge

—

172 cmReference

Gas Shipping

—

2140 kgReference

Diesel Shipping

—

2154 kgReference

Gas Operating

—

2254 kgReference

Diesel Operating

—

2268 kgReference

Variants

OC-4

—

crawlerReference

OC-46

—

loader-crawlerReference

Alfta

—

flex-trackReference

Oliver OC-4 Tracks

Width

—

152 cmReference

Length on ground

—

142 cmReference

Area on ground

—

0.9 m²Reference

Test results

Belt fuel use (max)

—

9.5 l/hourReference

Max pull

—

2261 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.