Iguana vs monitor lizard vs komodo dragon: size comparison
The iguana and monitor lizard are similar in length and height, while the komodo dragon is significantly larger. You can visualize these differences by comparing their overall dimensions and weight.
Biggest vs smallest
1.73× the size
komodo dragon vs iguana
- iguana
- about 4.92 ft (1.5 m) long and 9.84 in (25 cm) tall · 8.82 lb (4 kg)
- monitor lizard
- about 4.92 ft (1.5 m) long and 9.84 in (25 cm) tall · 33.1 lb (15 kg)
- komodo dragon
- about 8.53 ft (2.6 m) long and 17.7 in (45 cm) tall · 154 lb (70 kg)
Typical adult or standard sizes; real ones vary.
Questions people ask
- How long are these lizards?
- The iguana and monitor lizard are about 4.92 ft (1.5 m) long, while the komodo dragon is about 8.53 ft (2.6 m) long.
- How tall do they stand?
- The iguana and monitor lizard are 9.84 in (25 cm) tall, and the komodo dragon is 17.7 in (45 cm) tall.
- What is the weight difference?
- The iguana weighs 8.82 lb (4 kg), the monitor lizard weighs 33.1 lb (15 kg), and the komodo dragon weighs 154 lb (70 kg).