RUNSIZED
RUNSIZEDRESULT
Direct data
You wear
Nike Alphafly (Men's)
↓
You want
Saucony Endorphin Speed (Men's)
Add your size.

Tell us your size in the Nike Alphafly (Men's) and we'll convert it to Saucony Endorphin Speed (Men's).

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01What 1 runners ordered
100%
13
n=1
02The mode
—

100% of runners with your shoe landed here. Every report ordered US 13.

1
Sample size
1
Direct pairs
0
Inferred paths
EARLY
Confidence tier
03Confidence
48/100 · MEDIUM
04What runners flag
Length vs labelTrue to size
Forefoot widthTrue to width
Toebox volumeGood room
05Side by side
Reference
Nike
Nike Alphafly (Men's)
Widthsstandard
Categoryroad race
Year2024
Recommended
Saucony
Saucony Endorphin Speed (Men's)
Widthsstandard, wide
Categoryroad neutral
Year2024

Runs true to size. Snug fit — wider feet go up 0.5.

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