Compare/McCormick-Deering AW-7 vs McCormick-Deering B-450

McCormick-Deering AW-7 vs McCormick-Deering B-450

Verdict: McCormick-Deering AW-7 vs McCormick-Deering B-450

The McCormick-Deering AW-7 and the McCormick-Deering B-450 are both tractors — here is how they stack up on the figures that matter. McCormick-Deering B-450 leads on rated power with 55 hp against 45 hp. McCormick-Deering B-450 is the lighter machine (6,020 kg vs 7,735 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. McCormick-Deering B-450 is the newer design (1958 vs 1957). In short: choose the McCormick-Deering B-450 for outright pulling power, or the McCormick-Deering AW-7 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

45 hp

55 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

McCormick-Deering (a part of International Harvester)Reference

keroseneReference

With 13.00x30 rear tires.Reference

Steering

power assisted, enclosed worm and gearReference

—

Total built

—

28,290Reference

Differential lock

—

mechanical rearReference

Variants

AM-7

row-cropReference

—

AWD-7

diesel engineReference

—

McCormick B-450

—

standardReference

Farmall B-450

—

row-cropReference

Engine

Drawbar (claimed)

33.3 kWReference

—

Belt (claimed)

36.4 kWReference

—

Displacement

4.3 LReference

Bore/Stroke

102 x 133 mmReference

Compression

16.5:1Reference

—

Rated RPM

1450Reference

1500Reference

Starter volts

6Reference

12Reference

Starter

electricReference

Engine

—

41.0 kWReference

Power

—

41.0 kWReference

Torque

—

271.2 NmReference

Torque RPM

—

1100Reference

Oil capacity

—

50.0 LReference

Coolant capacity

—

25.0 LReference

Transmission

Type

gearReference

Gears

5 forward and 1 reverseReference

Clutch

—

305mm dry discReference

PTO & Hydraulics

Pressure

82.7 barReference

137.9 barReference

Pump flow

37.9 lpmReference

—

Rear Type

IIReference

Rear PTO Type

540 (1375)Reference

540 (1.375)Reference

Hydraulic system

—

13.6 LReference

Capacity

—

13.6 LReference

Rear lift

—

2830 kgReference

Engine RPM

—

555@1500Reference

Dimensions

Wheelbase

194 cmReference

201 cmReference

Weight

7735 to 8540 poundsReference

6020 to 6748 poundsReference

Front tire

7.50x16Reference

6.00x16Reference

Rear tire

14.00x30Reference

13.00x30Reference

Ag front

7.50x16Reference

Ag rear

14.00x30Reference

12.00x38Reference

Length

317 cmReference

—

Kerosene Weight

3508 kgReference

—

Diesel Weight

3873 kgReference

—

2WD Length

—

333 cmReference

4WD Length

—

339 cmReference

2WD Height (steering wheel)

—

180 cmReference

4WD Height (steering wheel)

—

177 cmReference

2WD Operating weight

—

2730 kgReference

4WD Operating weight

—

3060 kgReference

2WD Clearance (front axle)

—

37 cmReference

4WD Clearance (front axle)

—

27 cmReference

Front tread

—

132 to 193 cmReference

2WD Rear tread

—

162 to 213 cmReference

4WD Rear tread

—

191/201 cmReference

AW-7 Serial Numbers

1957

1067 (diesel)Reference

—

1958

706 (kerosene)Reference

501Reference

1959

1633 (kerosene)Reference

981Reference

1960

2975 (kerosene)Reference

3282Reference

1957-Final

8966 (kerosene)Reference

—

Final

4941 (kerosene)Reference

—

1958-Final

1604 (diesel)Reference

—

Capacities

Diameter

27 cmReference

Width

200 cmReference

—

RPM

899Reference

929.6Reference

Fuel

—

79.1 LReference

Speed

—

815.95 meters/minReference

B-450 Serial Numbers

1961

—

6202Reference

1962

—

9307Reference

1963

—

12428Reference

1964

—

15735Reference

1965

—

18325Reference

1966

—

21280Reference

1967

—

23795Reference

1968

—

25488Reference

1969

—

36846Reference

1970

—

27953Reference

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.