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Simplicity 315 vs Simplicity Serf 515
Verdict: Simplicity 315 vs Simplicity Serf 515
The Simplicity 315 and the Simplicity Serf 515 are both lawn tractors — here is how they stack up on the figures that matter. Both are rated at the same 5 hp. Simplicity Serf 515 is the lighter machine (116 kg vs 245 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Simplicity 315 is the newer design (1972 vs 1968). 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
Simplicity (a part of Allis Chalmers)Reference
Simplicity (a part of Allis Chalmers)Reference
air-cooled horizontal-shaftReference
air-cooledReference
Variants
990774
manual startReference
—
990775
electric startReference
—
Engine
Fuel tank
2.8 LReference
—
Displacement
12.5 ciReference
12.57 ciReference
Bore/Stroke
65 x 62 mmReference
65 x 62 mmReference
Power (gross)
3.7 kWReference
—
Starter type
electricReference
manual recoilReference
Power
—
3.7 kWReference
Fuel system
—
carburetorReference
Oil capacity
—
0.9 LReference
Transmission
Gears
2 forward and 1 reverseReference
2 forward and 1 reverseReference
Dimensions
Wheelbase
105 cmReference
—
Weight
245 to 278 poundsReference
29 kgReference
Front tire
4.10/3.50x4Reference
4.00x6Reference
Rear tire
4.80/4.00x8Reference
4.80/4.00x8Reference
Lawn/turf front
4.10/3.50x4Reference
4.00x6Reference
Lawn/turf rear
4.80/4.00x8Reference
4.80/4.00x8Reference
Length
147 cmReference
130 cmReference
Width
71 cmReference
66 cmReference
Height (steering wheel)
92 cmReference
—
Height (hood)
74 cmReference
—
Shipping
126 kgReference
—
Shipping weight
—
116 kgReference
Simplicity 315 attachments
26" Mower deck
Type
belt-driven gearReference
belt-driven gearReference
Cutting width
66 cmReference
71 cmReference
Overall width
74 cmReference
—
Cut height
3 to 9 cmReference
3 to 8 cmReference
Simplicity Serf 515 attachments
Attachment overview
28" Mower deck
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.