T-Rex size comparison: how big is the T-Rex?
T-Rex: 400 cm · 13' 1" tall · 12.3 m · 40 ft long · 8 t (17,637 lb)
T-Rex is 400 cm · 13' 1" tall (12.3 m · 40 ft long · 8 t (17,637 lb)). That is about 2.3× the height of an average man (171 cm). Compare it side by side with people, animals, buildings and more on the board above — drag, zoom, switch cm / ft, or export an image.
T-Rex in other units
| Unit | Size |
|---|---|
| Centimetres | 400 cm |
| Metres | 4 m |
| Feet and inches | 13' 1" |
| Inches | 157.5 in |
How many people tall is it?
You would need to stack about 2.3 average men (171 cm each) to be as tall as T-Rex.
What is about the same size as T-Rex?
| Compared with | Size | Difference |
|---|---|---|
| Stegosaurus (Dinosaurs) | 430 cm · 14' 1" | 30 cm taller (7.5%) |
| Semi truck (Trucks, rickshaws & more) | 410 cm · 13' 5" | 10 cm taller (2.5%) |
| Chengdu J-7 (Fighter jets & military) | 410 cm · 13' 5" | 10 cm taller (2.5%) |
| MiG-21 (Fighter jets & military) | 410 cm · 13' 5" | 10 cm taller (2.5%) |
| AH-64 Apache (Helicopters) | 390 cm · 12' 10" | 10 cm shorter (2.5%) |
| Cement mixer truck (Trucks, rickshaws & more) | 390 cm · 12' 10" | 10 cm shorter (2.5%) |
| MQ-9 Reaper drone (Fighter jets & military) | 380 cm · 12' 6" | 20 cm shorter (5%) |
| Allosaurus (Dinosaurs) | 350 cm · 11' 6" | 50 cm shorter (12.5%) |
More in Dinosaurs
- Allosaurus — 350 cm · 11' 6"
- Ankylosaurus — 170 cm · 5' 7"
- Apatosaurus — 600 cm · 19' 8"
- Argentinosaurus — 13 m · 43 ft
- Brachiosaurus — 13 m · 43 ft
- Carnotaurus — 300 cm · 9' 10"
- Compsognathus — 25 cm · 0' 10"
- Dilophosaurus — 200 cm · 6' 7"
- Diplodocus — 500 cm · 16' 5"
- Dire wolf — 95 cm · 3' 1"
- Giant ground sloth — 300 cm · 9' 10"
- Giganotosaurus — 450 cm · 14' 9"