Head to head · Standard Tread

Aultman & Taylor 25-50 vs Hart-Parr 17-30

Image not recorded
Aultman & TaylorModel A

Aultman & Taylor 25-50

Standard Tread

power
Not recorded
displacement
1,390 ci
Cylinders
4
Forward gears
Not recorded
Full 25-50 specs
Image not recorded
Hart-ParrModel B

Hart-Parr 17-30

Utility

power
Not recorded
displacement
1,654 ci
Cylinders
2
Forward gears
Not recorded
Full 17-30 specs
Aultman & TaylorAultman & Taylor 25-50
vs
Hart-ParrHart-Parr 17-30

How they compare

Headline specs vs. the whole Standard Tread

n = 353–367

Engine Displacement

▲ 17-30 higher · +264 ci (+19%)
25-501,390 ci
17-301,654 ci
Median Standard Tread Tractor382 ci

25-50 is in the 96th percentile; 17-30 is in the 98th · 353 models

Cylinders

▲ 25-50 higher · +2 (+100%)
25-504
17-302
Median Standard Tread Tractor4

25-50 is in the 50th percentile; 17-30 is in the 23rd · 367 models

25-50 (A)17-30 (B)Median Standard Tread Tractor

Full comparison

Every spec, side by side

General Information

SpecAultman & Taylor 25-50Hart-Parr 17-30Difference
ManufacturerAultman & TaylorHart-Parr—
Model25-5017-30—
CategoryStandard TreadUtility, Standard Tread—

Engine

SpecAultman & Taylor 25-50Hart-Parr 17-30Difference
ManufacturerAultman & TaylorHart-Parr—
Cylinders42▲ 25-50+2 · +100%
Displacement1,390ci1,654ci▲ 17-30+264 ci · +19%
Bore7in9in▲ 17-30+2 in · +29%
Stroke9in13in▲ 17-30+4 in · +44%

Transmission

SpecAultman & Taylor 25-50Hart-Parr 17-30Difference
TypeNot recordedGear—

Chassis & Drive

SpecAultman & Taylor 25-50Hart-Parr 17-30Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame

Category context

Both models against the field

Engine Displacement

median 382 ci
A · 96th percentile (1,390 ci)B · 98th percentile (1,654 ci)

Cylinders

median 4
A · 50th percentile (4)B · 23rd percentile (2)
A · 25-50B · 17-30Median Standard Tread Tractor
Full spec pageAultman & Taylor 25-50Full spec pageHart-Parr 17-30