Compare/Allis Chalmers 611 Hydro vs Allis Chalmers 910 1690515

Allis Chalmers 611 Hydro vs Allis Chalmers 910 1690515

Verdict: Allis Chalmers 611 Hydro vs Allis Chalmers 910 1690515

The Allis Chalmers 611 Hydro and the Allis Chalmers 910 1690515 are both lawn tractors — here is how they stack up on the figures that matter. Allis Chalmers 611 Hydro leads on rated power with 11 hp against 10 hp. Allis Chalmers 910 1690515 holds more fuel (11.4 L vs 8.3 L) for longer stints between fills. Allis Chalmers 611 Hydro is the newer design (1983 vs 1980). In short: choose the Allis Chalmers 611 Hydro for outright pulling power, or the Allis Chalmers 910 1690515 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

Allis Chalmers

Fit score

Best match

Clear

Allis Chalmers

Fit score

Best match

Clear

Rated power

11 hp

10 hp

Confidence

40%

Guide price

—

Overview

Manufacturer

Allis ChalmersReference

air-cooled vertical-shaftReference

air-cooled horizontal-shaftReference

Steering

manualReference

—

Variants

4211H

similar Simplicity modelReference

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Engine

Fuel tank

8.3 LReference

11.4 LReference

Displacement

24.36 ciReference

23.9 ciReference

Bore/Stroke

87 x 67 mmReference

83 x 73 mmReference

Power

8.2 kWReference

7.5 kWReference

Air cleaner

foamReference

dryReference

Rated RPM

3600Reference

—

Idle RPM

1750-3400Reference

—

Starter volts

12Reference

Oil capacity

0.7 LReference

2.1 LReference

Starter

—

electricReference

Transmission

Gears

infinite forward and reverseReference

6 forward and 2 reverseReference

PTO & Hydraulics

Mid PTO

independentReference

—

Clutch

manualReference

—

Mid PTO Type

pulleyReference

—

Dimensions

Wheelbase

115 cmReference

128 cmReference

Weight

36 kgReference

—

Front tire

13-6.00x6Reference

16x6.50-8Reference

Rear tire

18-8.50x8Reference

23x8.50-12Reference

Lawn/turf front

13-6.00x6Reference

16x6.50-8Reference

Lawn/turf rear

18-8.50x8Reference

23x8.50-12Reference

Length

165 cmReference

177 cmReference

Width

85 cmReference

93 cmReference

Height (steering wheel)

99 cmReference

100 cmReference

Height (hood)

85 cmReference

90 cmReference

Ground clearance

13 cmReference

—

Clearance (front axle)

23 cmReference

—

Front tread

—

76 cmReference

Rear tread

—

68 cmReference

Allis Chalmers 611 Hydro attachments

Electrical

Ground

negativeReference

Charging amps

3Reference

15Reference

Battery volts

12Reference

Charging system

—

flywheel alternatorReference

Attachment overview

36" Mower deck

Type

belt-driven hydrostaticReference

belt-driven gearReference

Cutting width

91 cmReference

—

Overall width

116 cmReference

—

Cut height

3 to 8 cmReference

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Allis Chalmers 910 attachments

910 Serial Number Location

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.