Compare/McCormick-Deering O-12 vs McCormick-Deering W-14

McCormick-Deering O-12 vs McCormick-Deering W-14

Verdict: McCormick-Deering O-12 vs McCormick-Deering W-14

The McCormick-Deering O-12 and the McCormick-Deering W-14 are both tractors — here is how they stack up on the figures that matter. McCormick-Deering O-12 leads on rated power with 19 hp against 15 hp. McCormick-Deering O-12 is the lighter machine (1,451 kg vs 1,496 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. McCormick-Deering W-14 is the newer design (1938 vs 1934). In short: choose the McCormick-Deering O-12 for outright pulling power, or the McCormick-Deering W-14 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

19 hp

15 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

McCormick-Deering (a part of International Harvester)Reference

liquid-cooled vertical I-headReference

liquid-cooledReference

Total built

—

1,163Reference

Variants

F-12

row-cropReference

—

W-12

standardReference

—

O-12

orchardReference

—

I-12

industrialReference

—

F-14

—

Farmall row-crop versionReference

O-14

—

orchardReference

I-14

—

industrialReference

Engine

Fuel tank

41.6 LReference

Aux. fuel

2.8 LReference

—

Belt (claimed)

14.1 kWReference

13.0 kWReference

Displacement

1.9 LReference

Bore/Stroke

76 x 102 mmReference

Air cleaner

oil bathReference

—

Rated RPM

1700Reference

1650Reference

Firing order

1-3-4-2Reference

—

Coolant capacity

13.2 LReference

11.4 LReference

Drawbar (claimed)

—

11.0 kWReference

Plows

—

1Reference

Fuel system

—

IH A-10 carburetorReference

Starter type

—

hand-crankReference

Transmission

Type

unsynchronized gearReference

gearReference

Gears

3 forward and 1 reverseReference

Clutch

dry discReference

—

PTO & Hydraulics

Rear PTO Type

540Reference

550Reference

Dimensions

Weight

1451 kgReference

1496 kgReference

Front tire

6.00-9Reference

5.50x16Reference

Rear tire

9.00-24Reference

9.00x24Reference

Ag front

6.00-9Reference

5.50x16Reference

Ag rear

9.00-24Reference

11.25x24Reference

Length

261 cmReference

—

Height (steering wheel)

132 cmReference

—

Shipping weight

1451 kgReference

—

Front tread

100 cmReference

Rear tread

102 cmReference

106 cmReference

Wheelbase

—

152 cmReference

W-14 Length

—

261 cmReference

O-14 Length

—

289 cmReference

W-14 Width

—

127 cmReference

O-14 Width

—

157 cmReference

O-14 Height (hood)

—

121 cmReference

O-12 Serial Numbers

1933

OS-501Reference

—

1934

OS-512Reference

—

1935

OS-1164Reference

—

1936

OS-1771Reference

—

1937

OS-2443Reference

—

1938

OS-3261Reference

3261 (O-14, Fairway 14)Reference

Capacities

Diameter

33 cmReference

31 cmReference

Width

127 cmReference

15 cmReference

RPM

748Reference

794Reference

Speed

790.35 meters/minReference

—

W-14 Serial Numbers

1939

—

3882 (O-14, Fairway 14)Reference

Location:

—

Front of fuel tank support.Reference

Final

—

4287 (O-14, Fairway 14)Reference

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.