Compare/International Harvester 734 vs International Harvester 743

International Harvester 734 vs International Harvester 743

Verdict: International Harvester 734 vs International Harvester 743

The International Harvester 734 and the International Harvester 743 are both tractors — here is how they stack up on the figures that matter. International Harvester 734 leads on rated power with 73 hp against 72 hp. International Harvester 743 is the lighter machine (6,349 kg vs 7,477 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 743 holds more fuel (106.0 L vs 70.0 L) for longer stints between fills. International Harvester 743 is the newer design (1981 vs 1972). In short: choose the International Harvester 734 for outright pulling power, or the International Harvester 743 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

73 hp

72 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

liquid-cooledReference

Four gears in each of two ranges, plus reverse range.Reference

Final drives

planetaryReference

Differential lock

mechanical rearReference

Steering

powerReference

—

Engine

Fuel tank

70.0 LReference

106.0 LReference

Engine (gross)

54.4 kWReference

54.0 kWReference

Engine (net)

49.3 kWReference

49.0 kWReference

Displacement

3.9 LReference

Bore/Stroke

98 x 129 mmReference

Power (net)

49.3 kWReference

—

Power (gross)

54.4 kWReference

54.0 kWReference

Fuel system

direct injectionReference

—

Compression

16:1Reference

—

Rated RPM

2200Reference

2300Reference

Torque

251.1 NmReference

—

Torque RPM

1200Reference

—

Starter

electricReference

Starter volts

12Reference

Oil capacity

9.0 LReference

—

Coolant capacity

19.5 LReference

—

Rated Power (net)

—

49.0 kWReference

Transmission

Gears

12 forward and 4 reverseReference

16 forward and 8 reverseReference

Clutch

280mm dry discReference

Transmission

—

SynchronReference

Type

—

partially synchronizedReference

PTO & Hydraulics

PTO (claimed)

46.0 kWReference

Rear Type

IIReference

Rear PTO

independentReference

—

Rear PTO Type

540/1000Reference

540/1000 (1.375)Reference

Pump flow

—

29.9 lpmReference

Rear lift

—

3099 kgReference

Dimensions

Wheelbase

212 cmReference

223 cmReference

Weight

7477 to 8245 poundsReference

6349 to 7738 poundsReference

Front tire

7.50x16Reference

7.50-16Reference

2WD Rear tire

16.9/14x34Reference

16.9/14-30Reference

2WD Standard tires (ag)

Front: 7.50x16. Rear: 16.9/14x34Reference

Front: 7.50-16. Rear: 16.9/14-30Reference

4WD Standard tires (ag)

Front: 11.2/10x24. Rear: 16.9/14x34Reference

Front: 9.5/9-24. Rear: 16.9/14-30Reference

2WD Length

334 cmReference

—

4WD Length

346 cmReference

—

Width

188 cmReference

—

Height (steering wheel)

165 cmReference

—

2WD Weight

3391 kgReference

—

4WD Weight

3739 kgReference

—

2WD Front tread

131 to 178 cmReference

—

4WD Front tread

150 cmReference

—

Rear tread

146 to 196 cmReference

—

Length

—

378 cmReference

Height

—

262 cmReference

2WD ROPS

—

2879 kgReference

2WD Cab

—

3114 kgReference

4WD ROPS

—

3270 kgReference

4WD Cab

—

3509 kgReference

Electrical

Ground

—

negativeReference

Charging system

—

alternatorReference

Charging amps

—

33Reference

Battery volts

—

12Reference

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.