Compare/International Harvester 3850 vs International Harvester TD-15B

International Harvester 3850 vs International Harvester TD-15B

Verdict: International Harvester 3850 vs International Harvester TD-15B

The International Harvester 3850 and the International Harvester TD-15B are both industrial tractors — here is how they stack up on the figures that matter. International Harvester TD-15B leads on rated power with 115 hp against 94 hp. International Harvester 3850 is the lighter machine (6,804 kg vs 22,200 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. International Harvester 3850 is the newer design (1966 vs 1963). In short: choose the International Harvester TD-15B for outright pulling power, or the International Harvester 3850 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

94 hp

115 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

International HarvesterReference

gasolineReference

liquid-cooledReference

Total built

185 (gas)Reference

—

Drive

4x4 4WDReference

crawlerReference

Steering

hydrostatic powerReference

—

Final drives

—

planetaryReference

Variants

3800

backhoeReference

—

3850

loaderReference

—

TD-15B

—

bulldozerReference

175B

—

crawler-loaderReference

Engine

70.1 kWReference

85.8 kWReference

Displacement

4.6 LReference

5.9 LReference

Bore/Stroke

94 x 112 mmReference

105 x 114 mmReference

Power

67.1 kWReference

85.8 kWReference

Starter type

electricReference

—

Fuel tank

—

227.1 LReference

Air cleaner

—

dryReference

Rated RPM

—

2400Reference

Starter

—

electricReference

Starter volts

—

24Reference

Oil capacity

—

21.8 LReference

Coolant capacity

—

37.9 LReference

Transmission

Type

torque converterReference

Gears

2 forward and reverseReference

4 forward and reverseReference

PTO & Hydraulics

Total flow

128.7 lpmReference

—

Pressure

—

127.6 barReference

Pump flow

—

83.3 lpmReference

Dimensions

Weight

6804 kgReference

22200 to 22700 poundsReference

Front tire

14.0-24Reference

—

Rear tire

14.0-24Reference

—

Industrial front

14.0-24Reference

—

Industrial rear

14.0-24Reference

—

Length

—

342 cmReference

Semi-U dozer length

—

491 cmReference

15D-2 dozer length

—

487 cmReference

15G-2 dozer length

—

507 cmReference

Height (hood)

—

218 cmReference

Shipping weight

—

10069 kgReference

Operating weight

—

10296 kgReference

Ground clearance

—

41 cmReference

Gauge

—

187 cmReference

International Harvester 3850 attachments

International Harvester TD-15B attachments

TD-15B Serial Numbers

1963

—

6001Reference

1964

—

7100Reference

1965

—

8935Reference

1966

—

20377Reference

1967

—

21192Reference

1968

—

22082Reference

1969

—

22936Reference

1970

—

25430Reference

1971

—

25925Reference

1972

—

26474Reference

Electrical

Charging system

—

generatorReference

Charging amps

—

15Reference

Batteries

—

4Reference

Battery volts

—

6Reference

Battery AH

—

135Reference

International Harvester TD-15B Tracks

Width

—

233 cmReference

Length on ground

—

239 cmReference

Area on ground

—

2.2 m²Reference

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.