Compare/Aultman & Taylor 22-45 vs Hart-Parr 28-44

Aultman & Taylor 22-45 vs Hart-Parr 28-44

Verdict: Aultman & Taylor 22-45 vs Hart-Parr 28-44

The Aultman & Taylor 22-45 and the Hart-Parr 28-44 are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 22 hp. Hart-Parr 28-44 is the lighter machine (5,565 kg vs 5,842 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Aultman & Taylor 22-45 holds more fuel (132.5 L vs 128.7 L) for longer stints between fills. Hart-Parr 28-44 is the newer design (1930 vs 1918). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.

Tune the fit score

Tell us about your operation

Acreage600 acBudgetMain crop / use

Fit & specs

Aultman & Taylor

Fit score

Best match

Clear

Hart-Parr

Fit score

Best match

Clear

Rated power

22 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Aultman & TaylorReference

Hart-Parr (a part of Oliver)Reference

Drawbar performanceReference

Gear 1 used for pull test.Reference

Engine

Fuel tank

132.5 LReference

128.7 LReference

Aux. fuel

75.7 LReference

—

Drawbar (claimed)

16.4 kWReference

Belt (claimed)

33.6 kWReference

32.8 kWReference

Drawbar (tested)

21.0 kWReference

25.5 kWReference

Belt (tested)

34.8 kWReference

36.6 kWReference

Displacement

12.5 LReference

7.3 LReference

Bore/Stroke

140 x 203 mmReference

121 x 159 mmReference

Rated RPM

600Reference

1125Reference

Coolant capacity

321.8 LReference

39.7 LReference

Belt power (max)

34.8 kWReference

36.6 kWReference

Max power

21.0 kWReference

25.5 kWReference

Plows

—

3-5Reference

Transmission

Type

gearReference

Gears

2 forward and 1 reverseReference

3 forward and 1 reverseReference

Dimensions

Wheelbase

259 cmReference

203 cmReference

Weight

5842 kgReference

5565 to 6415 poundsReference

Front tire

38x10Reference

29x6Reference

Rear tire

70x20Reference

46x12 (steel)Reference

Ag front

38x10 (steel)Reference

29x6 (steel)Reference

Ag rear

70x20 (steel)Reference

46x12 (steel)Reference

Length

421 cmReference

319 cmReference

Height

317 cmReference

—

Height (hood)

—

151 cmReference

Shipping weight

—

2524 kgReference

Operating weight

—

2909 kgReference

Test results

Belt fuel use (max)

23.5 l/hourReference

18.5 l/hourReference

Max pull

2261 kgReference

2320 kgReference

PTO & Hydraulics

Rear PTO Type

—

540Reference

28-44 Serial Numbers

1930

—

500001Reference

1931

—

503599Reference

1932

—

506185Reference

1933

—

506212Reference

1934

—

506255Reference

1935

—

506401Reference

1936

—

507176Reference

1937

—

508016Reference

Final

—

508917Reference

Capacities

Diameter

—

42 cmReference

Width

—

165 cmReference

RPM

—

596Reference

Speed

—

792.48 meters/minReference

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.