Compare/International Harvester 500 vs International Harvester W-400

International Harvester 500 vs International Harvester W-400

Verdict: International Harvester 500 vs International Harvester W-400

The International Harvester 500 and the International Harvester W-400 are both tractors — here is how they stack up on the figures that matter. International Harvester W-400 leads on rated power with 49 hp against 47 hp. International Harvester W-400 is the lighter machine (6,158 kg vs 7,050 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester W-400 holds more fuel (68.1 L vs 60.2 L) for longer stints between fills. International Harvester 500 is the newer design (1965 vs 1955). In short: choose the International Harvester W-400 for outright pulling power, or the International Harvester 500 if a tighter budget and lighter footprint matter more. Compare the full spec tables below before booking a demo.

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Acreage600 acBudgetMain crop / use

Fit & specs

International Harvester

Fit score

Best match

Clear

International Harvester

Fit score

Best match

Clear

Rated power

47 hp

49 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

The IH Torque Amplifier adds a shift-on-the-move underdrive to the basic gear transmission.Reference

The Torque Amplifier (TA) uses a planetary gearset to provide a shift between direct-drive (DD) and the TA underdrive.Reference

Drive

crawlerReference

—

Steering

mechanical clutchesReference

hydraulic powerReference

Total built

—

1,118 (diesel)Reference

Original price

—

$3,400 (1956)Reference

Variants

400

—

Row-crop version (Farmall)Reference

500

industrial crawlerReference

—

Engine

Fuel tank

60.2 LReference

117.3 LReference

Engine (gross)

35.0 kWReference

—

Engine (net)

28.3 kWReference

—

Drawbar (tested)

23.3 kWReference

35.3 kWReference

Displacement

2.4 LReference

4.3 LReference

Bore/Stroke

86 x 103 mmReference

102 x 133 mmReference

Power (net)

28.3 kWReference

—

Power (gross)

35.0 kWReference

—

Air cleaner

dry elementReference

—

Pre-heating

glow plugsReference

—

Compression

7.6:1Reference

8.33:1Reference

Rated RPM

2000Reference

1450Reference

Starter

electricReference

—

Starter volts

12Reference

Oil capacity

12.5 LReference

—

Coolant capacity

11.4 LReference

27.4 LReference

Fuel system

1-inch carburetorReference

—

Power at rated engine speed

27.3 kWReference

—

Max power

22.8 kWReference

35.3 kWReference

Drawbar (claimed)

—

32.7 kWReference

Belt (tested)

—

38.7 kWReference

Firing order

—

1-3-4-2Reference

Belt power (max)

—

37.8 kWReference

Transmission

International HarvesterReference

International Harvester Torque AmplifierReference

Type

unsynchronized gearReference

partial power shiftReference

Gears

5 forward and 1 reverseReference

10 forward and 2 reverseReference

Clutch

10-inch dry discReference

—

PTO & Hydraulics

PTO (claimed)

26.8 kWReference

36.2 kWReference

PTO (tested)

27.8 kWReference

—

Valves

1 to 3Reference

—

Pump flow

64.3 lpmReference

—

Rear Type

IReference

—

Rear PTO

transmissionReference

independentReference

Rear PTO Type

540Reference

Engine RPM

980@2000Reference

—

Dimensions

Wheelbase

170 cmReference

—

Weight

3293 kgReference

6158 to 6550 poundsReference

Length

270 cmReference

330 cmReference

Width

152 cmReference

193 cmReference

Height (hood)

123 cmReference

—

Ground clearance

34 cmReference

—

Front tire

—

6.50-18Reference

Rear tire

—

15.00-30Reference

Ag front

—

6.50-18Reference

Ag rear

—

15.00-30Reference

Height

—

237 cmReference

Operating

—

2971 kgReference

Ballasted

—

4741 kgReference

500 Serial Number Location

500 Serial Numbers

1965

501Reference

—

1966

891Reference

—

1967

2501Reference

—

1968

3544Reference

—

1969

4065Reference

—

Final

4584Reference

3858Reference

Electrical

Charging system

generatorReference

—

Battery volts

12Reference

—

Battery AH

96 (diesel)Reference

—

International Harvester 500 Tracks

Size

12-inch shoesReference

—

Option

14-inchReference

—

Test results

Fuel use

10.2 l/hourReference

—

Max pull

3609 kgReference

3031 kgReference

Belt fuel use (max)

—

21.6 l/hourReference

W-400 Serial Number Location

W-400 Serial Numbers

1954

—

501Reference

1955

—

510Reference

1956

—

2187Reference

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.