Compare/McCormick-Deering OS-4 vs McCormick-Deering W-4

McCormick-Deering OS-4 vs McCormick-Deering W-4

Verdict: McCormick-Deering OS-4 vs McCormick-Deering W-4

The McCormick-Deering OS-4 and the McCormick-Deering W-4 are both tractors — here is how they stack up on the figures that matter. McCormick-Deering OS-4 leads on rated power with 25 hp against 23 hp. McCormick-Deering W-4 is the lighter machine (1,383 kg vs 1,868 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. McCormick-Deering OS-4 is the newer design (1944 vs 1939). In short: choose the McCormick-Deering OS-4 for outright pulling power, or the McCormick-Deering W-4 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

McCormick-Deering

Fit score

Best match

Clear

McCormick-Deering

Fit score

Best match

Clear

Rated power

25 hp

23 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

McCormick-DeeringReference

McCormick-Deering (a part of International Harvester)Reference

liquid-cooledReference

With 12-26 rear tires.Reference

Total built

—

24,377Reference

Original price

—

$1,900Reference

Variants

W-4

standardReference

—

O-4

orchardReference

OS-4

orchard, without full sheet metalReference

—

row-cropReference

I-4

—

industrialReference

Engine

Fuel tank

66.2 LReference

Aux. fuel

2.8 LReference

3.3 LReference

Drawbar (claimed)

18.6 kWReference

16.8 kWReference

Belt (claimed)

20.5 kWReference

18.6 kWReference

Displacement

2.5 LReference

Bore/Stroke

86 x 113 mmReference

86 x 108 mmReference

Air cleaner

oil bathReference

Compression

4.5:1 (kerosene)Reference

5.9:1Reference

Rated RPM

1650Reference

Firing order

1-3-4-2Reference

Oil capacity

22.7 LReference

Coolant capacity

16.1 LReference

17.0 LReference

Drawbar (tested)

—

17.9 kWReference

Belt (tested)

—

19.5 kWReference

Idle RPM

—

400-1815Reference

Starter volts

—

6Reference

Sparkplug gap

—

0.584 mmReference

Intake valve clearance

—

0.432 mmReference

Exhaust valve clearance

—

0.432 mmReference

Belt power (max)

—

19.5 kWReference

Max power

—

17.9 kWReference

Transmission

Type

gearReference

sliding gearReference

Gears

5 forward and 1 reverseReference

Clutch

—

dry discReference

PTO & Hydraulics

Rear PTO Type

540Reference

Rear PTO

—

transmissionReference

Engine RPM

—

540@1650Reference

Dimensions

Wheelbase

169 cmReference

Weight

1868 kgReference

1383 kgReference

Front tire

5.50-16Reference

Rear tire

12-26Reference

Ag front

5.50-16Reference

22-inch steelReference

Ag rear

12-26Reference

40-inch steelReference

Length

307 cmReference

289 cmReference

Height

145 cmReference

—

Shipping weight

1868 kgReference

1383 kgReference

Clearance (front axle)

38 cmReference

Front tread

116 cmReference

Rear tread

106 cmReference

132 cmReference

Height (steering wheel)

—

159 cmReference

Height (hood)

—

131 cmReference

Capacities

Diameter

24 cmReference

Width

140 cmReference

165 cmReference

RPM

1019Reference

Speed

792.78 meters/minReference

W-4 Serial Number Location

W-4 Serial Numbers

1940

—

WBH501Reference

1941

—

WBH943Reference

1942

—

WBH4056Reference

1943

—

WBH5693Reference

1944

—

WBH7593Reference

1945

—

WBH11171Reference

1946

—

WBH13934Reference

1947

—

WBH16022Reference

1948

—

WBH18880Reference

1949

—

WBH21912Reference

1950

—

WBH24470Reference

1951

—

WBH28167Reference

1952

—

WBH31214Reference

1953

—

WBH33067Reference

Electrical

Ground

—

positiveReference

Charging system

—

generatorReference

Charging amps

—

11Reference

Battery volts

—

6Reference

Test results

Belt fuel use (max)

—

8.7 l/hourReference

Max pull

—

1665 kgReference

Speeds

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.