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Athlete

Stefphon Jefferson

Compare Jefferson vs … →

2013 · Nevada · Running Back

Undrafted

Atlas Score

7.9

Limited

#620 of 673 running backs

2000–2026

SpeedExplosionAgilityStrengthSize
Each spoke: the % of running backs this profile beats, 2000–2026.

This profileMedian running back

Speed
11
Explosion
22
Agility
40
Strength
16
Size
44

Each number: beats that % of running backs, 2000–2026.

Method →

Percentiles below are vs running backs only (779 since 2000). On performance tests, higher is always better — timed drills are already flipped. Build rows describe frame, not performance.

Build

Heightbuild — no better or worse

5'10"

39th percentile · 777 running backs

Weightbuild — no better or worse

213 lb

49th percentile · 778 running backs

PPIbuild — no better or worse

pounds carried per inch of frame

3.04

55th percentile · 777 running backs

Performance

4.68slower is better

11th percentile · 718 running backs who ran it

31"

13th percentile · 632 running backs who jumped

9'9"

36th percentile · 618 running backs who jumped

15

16th percentile · 530 running backs who benched

6.97slower is better

66th percentile · 384 running backs who ran it

4.44slower is better

14th percentile · 402 running backs who ran it

Power Index

√(weight × vertical) — mass-adjusted lower-body power

81.3

18th percentile · 631 running backs who jumped

See the Running Back bar →