Compare/M-R-S A-100 vs M-R-S A-90B

M-R-S A-100 vs M-R-S A-90B

Verdict: M-R-S A-100 vs M-R-S A-90B

The M-R-S A-100 and the M-R-S A-90B are both tractors — here is how they stack up on the figures that matter. M-R-S A-90B is the newer design (1964 vs 1962). 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

M-R-S

Fit score

Best match

Clear

M-R-S

Fit score

Clear

Rated power

120 hp

null hp

Confidence

40%

Guide price

—

Overview

Manufacturer

M-R-SReference

liquid-cooledReference

Drive

4x4 4WDReference

Engine

Drawbar (claimed)

89.5 kWReference

—

Displacement

7.6 LReference

Bore/Stroke

113 x 127 mmReference

Rated RPM

2500Reference

2200Reference

Starter type

electricReference

Dimensions

Wheelbase

254 cmReference

Front tire

23.1x26Reference

18.4x26Reference

Rear tire

23.1x26Reference

18.4x26Reference

Ag front

23.1x26Reference

18.4x26Reference

Ag rear

23.1x26Reference

18.4x26Reference

Height

297 cmReference

289 cmReference

Ground clearance

44 cmReference

—

Front tread

224 cmReference

190 cmReference

Rear tread

224 cmReference

205 cmReference

Weight

—

9707 kgReference

Transmission

Gears

—

10 forward and 2 reverseReference

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.