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Simplicity 3105 vs Simplicity 315
Verdict: Simplicity 3105 vs Simplicity 315
The Simplicity 3105 and the Simplicity 315 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 5 hp. Simplicity 315 holds more fuel (2.8 L vs 1.9 L) for longer stints between fills. Simplicity 3105 is the newer design (1980 vs 1972). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Simplicity
62
Fit score
Best match
Clear
Simplicity
62
Fit score
Best match
Clear
Rated power
5 hp
5 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
SimplicityReference
Simplicity (a part of Allis Chalmers)Reference
air-cooled vertical-shaftReference
air-cooled horizontal-shaftReference
Engine
Fuel tank
1.9 LReference
2.8 LReference
Displacement
12.57 ciReference
12.5 ciReference
Bore/Stroke
65 x 62 mmReference
65 x 62 mmReference
Power (gross)
3.7 kWReference
3.7 kWReference
Air cleaner
oiled foamReference
—
Rated RPM
3600Reference
—
Starter type
manual recoilReference
electricReference
Oil capacity
1.3 LReference
—
Transmission
Transmission
Tecumseh 740Reference
—
Gears
5 forward and 1 reverseReference
2 forward and 1 reverseReference
Dimensions
Front tire
4.10x3.5-4Reference
4.10/3.50x4Reference
Rear tire
16x6.50-8Reference
4.80/4.00x8Reference
Lawn/turf front
4.10x3.5-4Reference
4.10/3.50x4Reference
Lawn/turf rear
16x6.50-8Reference
4.80/4.00x8Reference
Wheelbase
—
105 cmReference
Weight
—
245 to 278 poundsReference
Length
—
147 cmReference
Width
—
71 cmReference
Height (steering wheel)
—
92 cmReference
Height (hood)
—
74 cmReference
Shipping
—
126 kgReference
Simplicity 3105 attachments
3105 Serial Numbers
Location:
Serial number decal to the front of, and below, the seat.Reference
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26" Mower deck
Type
belt-driven gearReference
belt-driven gearReference
Cutting width
66 cmReference
66 cmReference
Cut height
3 to 11 cmReference
3 to 9 cmReference
Cut positions
6Reference
—
Overall width
—
74 cmReference
Variants
990774
—
manual startReference
990775
—
electric startReference
Simplicity 315 attachments
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.