Compare/International Harvester 6788 vs International Harvester 7288

International Harvester 6788 vs International Harvester 7288

Verdict: International Harvester 6788 vs International Harvester 7288

The International Harvester 6788 and the International Harvester 7288 are both tractors — here is how they stack up on the figures that matter. International Harvester 7288 leads on rated power with 175 hp against 171 hp. International Harvester 6788 is the lighter machine (7,674 kg vs 8,958 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 7288 is the newer design (1985 vs 1981). In short: choose the International Harvester 7288 for outright pulling power, or the International Harvester 6788 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

171 hp

175 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

With 18.4-38 tires.Reference

The Synchro Tri-Six provides six gears with high, medium, low, and reverse ranges. A power shift exists with gear pairs (1/2, 3/4, 5/6) then the clutch needed to shift between pairs.Reference

Total built

347Reference

19Reference

Differential lock

—

hydraulicReference

Engine

149.1 kWReference

156.6 kWReference

Drawbar (claimed)

105.9 kWReference

—

Drawbar (tested)

105.9 kWReference

—

Displacement

7.6 LReference

Bore/Stroke

109 x 136 mmReference

Power

149.1 kWReference

156.6 kWReference

Rated RPM

2500Reference

2400Reference

Oil capacity

89.4 LReference

162.8 LReference

Coolant capacity

32.2 LReference

34.1 LReference

Power at rated engine speed

127.2 kWReference

—

Max power

105.9 kWReference

—

Air cleaner

—

dual-stage dryReference

Pre-heating

—

ether injectionReference

Idle RPM

—

880-2640Reference

Starter

—

electricReference

Starter volts

—

12Reference

Transmission

Gears

12 forward and 6 reverseReference

18 forward and 6 reverseReference

Transmission

—

Tri-SixReference

Clutch

—

hydraulic wet discReference

PTO & Hydraulics

PTO (claimed)

126.8 kWReference

130.5 kWReference

PTO (tested)

127.2 kWReference

—

Hydraulic system

89.3 LReference

162.8 LReference

Type

two-range power shiftReference

partial power shiftReference

Capacity

89.3 LReference

162.8 LReference

Valves

2 to 4Reference

—

Pump flow

68.1 lpmReference

106.0 lpmReference

Steering flow

45.4 lpmReference

Rear Type

III/IIReference

Rear PTO

independentReference

Rear PTO Type

1000Reference

Power at rated PTO speed

124.1 kWReference

—

Rear valves

—

2 to 4Reference

Total flow

—

325.5 lpmReference

Control

—

position and draft controlReference

Rear lift

—

4191 kgReference

Capacities

Fuel

526.1 LReference

601.8 LReference

Dimensions

Wheelbase

279 cmReference

293 cmReference

Weight

7674 kgReference

8958 kgReference

Front tire

18.4-38Reference

20.8-38Reference

Rear tire

18.4-38Reference

20.8-38Reference

Ag front

18.4-38Reference

20.8-38Reference

Ag rear

18.4-38Reference

20.8-38Reference

Length

579 cmReference

607 cmReference

Width

284 cmReference

Shipping weight

7674 kgReference

8958 kgReference

Ground clearance

72 cmReference

—

Bar rear axle

82 mmReference

101 mmReference

Height (exhaust)

—

327 cmReference

Clearance (front axle)

—

52 cmReference

Clearance (drawbar)

—

44 cmReference

Front axle

—

101 mmReference

6788 Serial Numbers

1981

8801Reference

—

1982

8810Reference

—

1983

8840Reference

—

1984

8871Reference

—

1985

8946Reference

—

Location:

transmission housing, right sideReference

—

International Harvester 6788 Height

Hood

202 cmReference

—

Cab

289 cmReference

—

Exhaust

318 cmReference

—

Test results

Fuel use

40.5 l/hourReference

—

Max pull

8649 kgReference

—

Speeds

Electrical

Ground

—

negativeReference

Charging system

—

alternatorReference

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.