Compare/International Harvester 946 vs International Harvester TD-18A

International Harvester 946 vs International Harvester TD-18A

Verdict: International Harvester 946 vs International Harvester TD-18A

The International Harvester 946 and the International Harvester TD-18A are both tractors — here is how they stack up on the figures that matter. International Harvester TD-18A leads on rated power with 87 hp against 85 hp. International Harvester 946 is the lighter machine (3,850 kg vs 22,830 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester TD-18A holds more fuel (227.1 L vs 110.1 L) for longer stints between fills. International Harvester 946 is the newer design (1971 vs 1949). In short: choose the International Harvester TD-18A for outright pulling power, or the International Harvester 946 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

International Harvester

Fit score

Best match

Clear

International Harvester

Fit score

Best match

Clear

Rated power

85 hp

87 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

liquid-cooledReference

Gear 1 used for pull test.Reference

Drive

4x4 MFWD 4WD optionalReference

crawlerReference

Total built

—

22,016Reference

Steering

—

mechanical steering clutchesReference

Engine

Fuel tank

110.1 LReference

227.1 LReference

Engine

63.4 kWReference

—

Displacement

5.1 LReference

11.3 LReference

Bore/Stroke

98 x 111 mmReference

121 x 165 mmReference

Power

63.4 kWReference

—

Rated RPM

2100Reference

1350Reference

Aux. fuel

—

5.0 LReference

Drawbar (claimed)

—

64.9 kWReference

Belt (claimed)

—

75.3 kWReference

Drawbar (tested)

—

63.8 kWReference

Belt (tested)

—

73.0 kWReference

Air cleaner

—

oil bathReference

Compression

—

15.5:1Reference

Starter

—

gasoline-startReference

Starter volts

—

12Reference

Oil capacity

—

24.6 LReference

Coolant capacity

—

98.4 LReference

Belt power (max)

—

73.0 kWReference

Max power

—

63.8 kWReference

Transmission

Gears

16 forward and 7 reverseReference

6 forward and 2 reverseReference

Type

—

gearReference

PTO & Hydraulics

Pump flow

37.9 lpmReference

—

Rear lift

3000 kgReference

—

Rear PTO Type

540, 1000Reference

—

Dimensions

Wheelbase

265 cmReference

—

Weight

3850 kgReference

22830 to 23630 poundsReference

Front tire

7.50-18Reference

—

Rear tire

16.9-34Reference

—

Ag front

11.2-24 (MFWD)Reference

—

Ag rear

16.9-34Reference

—

Length

399 cmReference

421 cmReference

Height

265 cmReference

269 cmReference

Width

—

241 cmReference

Shipping weight

—

10718 kgReference

TD-18A Serial Numbers

1949

—

22536 (TDR)Reference

1950

—

22837 (TDR)Reference

1951

—

24668 (TDR)Reference

1952

—

27245 (TDR)Reference

1953

—

29201 (TDR)Reference

1954

—

32089 (TDR)Reference

1955

—

33650 (TD181)Reference

1956

—

36101 (TD182)Reference

1957

—

37882 (TD182)Reference

1958

—

38805 (TD182)Reference

Location:

—

upper-left dashReference

Final

—

38861 (TD182)Reference

Test results

Belt fuel use (max)

—

25.4 l/hourReference

Max pull

—

9178 kgReference

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.