Compare/John Deere 318 vs John Deere S100

John Deere 318 vs John Deere S100

Verdict: John Deere 318 vs John Deere S100

The John Deere 318 and the John Deere S100 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 18 hp. John Deere S100 is the lighter machine (188 kg vs 780 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. John Deere S100 is the newer design (2021 vs 1983). 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

John Deere

Fit score

Best match

Clear

John Deere

Fit score

Best match

Clear

Rated power

18 hp

Confidence

98%

Guide price

—

Overview

Manufacturer

John DeereReference

Sundstrand Series 15 hydrostatic unit mated to a Peerless differential.Reference

air-cooled vertical-shaftReference

Original price

$5,650 (1989 )Reference

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Variants

318

air-cooled gasReference

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322

liquid-cooled gasReference

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332

dieselReference

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Engine

Displacement

47.7 ciReference

30.5 ciReference

Bore/Stroke

83 x 73 mmReference

90 x 78 mmReference

Power (gross)

13.4 kWReference

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Air cleaner

foam and paperReference

dryReference

Compression

7:1Reference

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Idle RPM

1350-3450Reference

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Starter volts

12Reference

Sparkplug

Champion RS14YCReference

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Sparkplug gap

0.635 mmReference

0.762 mmReference

Oil capacity

4.7 LReference

1.4 LReference

Torque

42.0 NmReference

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Torque RPM

2200Reference

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Fuel tank

—

9.1 LReference

Power

—

13.0 kWReference

Starter

—

electricReference

Transmission

Motion controlReference

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BrakesReference

—

ThrottleReference

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Transmission

Sundstrand Series 15 Model 90Reference

Tuff Torq TL200Reference

Type

shaft-driven hydrostaticReference

belt-driven hydrostaticReference

Gears

infinite forward and reverseReference

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Oil type

JD All-Weather Hydrostatic FluidReference

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Oil change

200 hReference

sealed unit, owner service is not recommendedReference

Capacities

Fuel

17.0 LReference

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Tow capacity

—

188 kgReference

PTO & Hydraulics

Hydraulic system

4.5 LReference

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Capacity

4.5 LReference

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Front valves

2Reference

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Rear Type

0Reference

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Control

directional controlReference

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Rear lift (at 24"/610mm)

290 kgReference

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Rear PTO

independentReference

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Clutch

electricReference

manualReference

Rear PTO Type

2000Reference

—

Front PTO

independentReference

—

Front PTO Type

pulleyReference

—

Mid PTO

—

independentReference

Dimensions

Wheelbase

116 cmReference

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Weight

780 to 836 poundsReference

188 kgReference

Front tire

16x6.50-8Reference

15x6.00-6Reference

Rear tire

23x10.50-12Reference

20x8.00-8Reference

Ag front

4.80x4.00-8Reference

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Ag rear

23x10.50Reference

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Lawn/turf front

16x6.50-8Reference

15x6.00-6Reference

Lawn/turf rear

23x10.50-12Reference

20x8.00-8Reference

Length

173 cmReference

174 cmReference

Width

111 cmReference

—

Height

111 cmReference

107 cmReference

Shipping

353 kgReference

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Max front axle

358 kgReference

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Max rear axle

544 kgReference

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John Deere 318 attachments

318 Serial Number Location

318 Serial Numbers

1983

M00318X222001Reference

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1984

M00318X285001Reference

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1985

M00318X315001Reference

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1986

M00318X360001Reference

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1987

M00318X420001Reference

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1988

M00318X475001Reference

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1989

M00318X595001Reference

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1990

M00318X010001Reference

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1991

M00318X100001Reference

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1992

M00318X110001Reference

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Final

M00318X120000Reference

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Electrical

Ground

negativeReference

Charging system

alternatorReference

—

Charging amps

20Reference

8Reference

Battery CCA

255Reference

—

Battery volts

12Reference

Battery Group

—

U1Reference

Attachment overview

John Deere S100 attachments

S100 Serial Numbers

Location:

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Serial number decal above the left rear tire, below the fender deck.Reference

42" Mower deck

Cutting width

—

106 cmReference

Overall width

—

140 cmReference

Cut height

—

2 to 10 cmReference

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.