Compare/International Harvester 4100 vs International Harvester 6388

International Harvester 4100 vs International Harvester 6388

Verdict: International Harvester 4100 vs International Harvester 6388

The International Harvester 4100 and the International Harvester 6388 are both tractors — here is how they stack up on the figures that matter. International Harvester 6388 leads on rated power with 131 hp against 130 hp. International Harvester 4100 is the lighter machine (6,883 kg vs 7,239 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 6388 is the newer design (1981 vs 1965). In short: choose the International Harvester 6388 for outright pulling power, or the International Harvester 4100 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

130 hp

131 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

Gear 1 used for pull test.Reference

With 16.9-38 tires.Reference

Total built

1,217Reference

272Reference

Original price

$18,200 (1968)Reference

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Drive

4x4 4WDReference

—

Steering

hydraulic powerReference

articulated hydrostatic powerReference

Engine

Drawbar (claimed)

86.6 kWReference

85.0 kWReference

Drawbar (tested)

82.6 kWReference

83.3 kWReference

Displacement

7.0 LReference

7.1 LReference

Bore/Stroke

114 x 114 mmReference

109 x 127 mmReference

Air cleaner

dual stage dryReference

—

Compression

16:1Reference

—

Rated RPM

2400Reference

Starter volts

12Reference

Max power

82.6 kWReference

83.3 kWReference

Engine

—

117.1 kWReference

Power

—

117.1 kWReference

Oil capacity

—

89.4 LReference

Coolant capacity

—

32.2 LReference

Power at rated engine speed

—

97.4 kWReference

Transmission

sliding gearReference

—

Gears

8 forward and 4 reverseReference

16 forward and 8 reverseReference

Clutch

dry discReference

—

PTO & Hydraulics

PTO (claimed)

96.9 kWReference

Pump flow

62.5 lpmReference

68.1 lpmReference

Rear Type

III (optional)Reference

III/IIReference

Rear PTO

optional independentReference

independentReference

Rear PTO Type

1000 (1-3/4)Reference

540/1000Reference

PTO (tested)

—

97.4 kWReference

Hydraulic system

—

89.3 LReference

Type

—

two-range power shiftReference

Capacity

—

89.3 LReference

Valves

—

2 to 4Reference

Steering flow

—

45.4 lpmReference

Power at rated PTO speed

—

95.9 kWReference

Dimensions

Wheelbase

254 cmReference

279 cmReference

Weight

6883 kgReference

7239 kgReference

Front tire

18.4-30Reference

16.9-38Reference

Rear tire

18.4-30Reference

16.9-38Reference

Ag front

18.4-30Reference

16.9-38Reference

Ag rear

18.4-30Reference

16.9-38Reference

Operating weight

6883 kgReference

—

Ballasted weight

8663 kgReference

—

Length

—

576 cmReference

Width

—

258 cmReference

Shipping weight

—

7239 kgReference

Ground clearance

—

69 cmReference

Bar rear axle

—

82 mmReference

4100 Serial Numbers

1966

8001Reference

—

1967

8723Reference

—

1968

8986Reference

—

Location:

Clutch housing, right sideReference

transmission housing, right sideReference

Final

9218Reference

—

Test results

Fuel use

33.3 l/hourReference

31.4 l/hourReference

Max pull

7423 kgReference

7604 kgReference

Capacities

Fuel

—

526.1 LReference

6388 Serial Numbers

1981

—

8801Reference

1982

—

8962Reference

1983

—

9060Reference

1984

—

9241Reference

1985

—

9361Reference

International Harvester 6388 Height

Hood

—

200 cmReference

Cab

—

287 cmReference

Exhaust

—

315 cmReference

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.