American football · United States · 2011–2022

J.J. Watt

Defensive end — 3× Defensive Player of the Year

One of the most complete athletic profiles the combine ever measured: 6'5", 130 kg, with hands over 11 inches.

ON THE AI'S LIST (#4): American Football (Offensive Tackle or Strong-side Defensive End)

From nine measurements alone — no name, no photo — the AI ranked american football #4 for this build.

BODY MEASUREMENTS

MeasurementValueSource
Height196 cmPro-Football-Reference
Weight131 kgPro-Football-Reference
Wingspan200 cmEst.1
Leg Length, Inseam91 cmEst.2
Torso Length68 cmEst.3
Shoulder Width53 cmEst.4
Hip Width40 cmEst.5
Hand Size21 cmEst.6
Foot Size29.8 cmEst.7
  1. 1.02×height (male population ratio; no published arm span)
  2. 0.463×height
  3. height − legLength − 0.19×height (head/neck)
  4. 0.257×height (thrower +5%)
  5. 0.206×height
  6. 0.108×height (published NBA/NFL 'hand size' is span, not length, so the ratio is used)
  7. 0.152×height (no reliably published shoe size)

WHAT THE AI SAW

Build type

HEAVYWEIGHT

  • Heavyweight, very tall frame with positive ape index
  • Pronounced V-taper (very broad shoulders, comparatively narrow hips)
  • Long-legged relative to torso length (torso ~68 cm vs leg ~91 cm)
  • Very large hands and feet for grip and base of support
  • High absolute mass suited to collision and maximal-force tasks

THE AI'S SPORT RANKINGS

#1

Shot Put (Men’s)

Extraordinary

Ideal combination of height (release point), mass, shoulder breadth, and hand size for controlling the 7.26 kg shot. Positive ape index and long legs increase path length and torque generation. Aligns closely with modern elite thrower builds.

Ryan CrouserJoe KovacsTom Walsh
#2

Strongman

Excellent

Height, wingspan, hand/foot size, and body mass are highly advantageous for stones, yoke/frame carries, deadlift variations, and overhead events. While top elites are often heavier, this frame has clear upside with strength development.

Hafthor BjornssonBrian ShawZydrunas Savickas
#3

Rugby Union (Lock or Tighthead Prop)

Excellent

For Lock: height, reach, hand size, and leg length aid lineouts and mauls; mass helps rucks/mauls. For Tighthead Prop: mass and shoulder breadth give scrum leverage. Cardiovascular conditioning would be key, but the frame is ideal for tight five roles.

Brodie RetallickEben EtzebethTadhg Furlong
#4

American Football (Offensive Tackle or Strong-side Defensive End)

Very good

OT: height/mass and broad shoulders provide blocking surface and anchor; wingspan is helpful though elite OTs often have very long arms. DE: size and reach aid edge setting and power rush. Foot speed and conditioning determine ceiling.

Trent WilliamsTyron SmithCalais Campbell
#5

Discus Throw (Men’s)

Very good

Height and arm length increase radius and release height; broad shoulders aid rotational power. Current mass is on the high side but still compatible; technique and mobility will dictate performance.

Daniel StåhlKristjan ČehGerd Kanter

BIOMECHANICAL READ

  • 1High release point and long lever arms favor shot/discus power and distance.
  • 2Large mass with broad shoulders yields superior inertia and leverage in collisions (scrum/line play) and loaded carries.
  • 3Long arms and big hands enhance grip-limited events (atlas stones, farmer’s walk) and implement control (shot).
  • 4Long legs and height increase radius of rotation for throws; strong potential for rotational speed with technique.
  • 5Wide shoulder-to-hip ratio supports high rotational torque generation and upper-body strength potential.
  • 6Large feet improve stability under heavy loads, benefiting strongman/power tasks.

LESS ADVANTAGEOUS IN

  • Distance running (5k–marathon)
  • Road cycling (GC/climbing)
  • Long-course triathlon
  • Artistic gymnastics
  • Rock climbing/bouldering
  • Lightweight rowing
  • Elite-level basketball guard play at current mass
  • Long-distance open-water swimming

METHODOLOGY

The AI analysis above was generated from the nine measurements listed — nothing else. The model never saw J.J. Watt's name, photo, or sport; it received the same anonymous input as any visitor who uses the tool. The verdict compares its blind rankings with reality.

Measurements marked Est. are not publicly documented and were estimated from published data using the noted anthropometric ratios.

This page is editorial commentary. My Best Sport is not affiliated with or endorsed by J.J. Watt.

MORE ATHLETES

WHAT ARE YOU BUILT FOR?

Enter your own measurements and get the same AI analysis J.J. Watt got.

ANALYZE MY BUILD →