Green Iguana vs Savannah Monitor

Side-by-side care comparison to help you choose.

Green IguanaSavannah Monitor
DifficultyAdvancedAdvanced
Adult size4-6 feet (1.2-1.8 m)3-4 feet
Lifespan15-20 years10-15 years
Min enclosure6 ft x 3 ft x 6 ft (1.8 x 0.9 x 1.8 m) for an adult6x3x3 ft (180x90x90 cm) for adult
Basking temp95-105°F (35-40°C)120-140°F
Humidity60-80%40-60%
UVBYes - T5 HO 10.0 to 12% UVB, Ferguson zone 3-4Yes - T5 HO 10.0/12% UVB, Ferguson zone 4
DietHerbivorous: 70% dark leafy greens (collard, mustard, dandelion), 20% vegetables (squash, bell pepper), 10% fruit (berries, mango) as treats. Feed daily for juveniles, every other day for adults.Insects (crickets, roaches, earthworms, superworms) and occasional pinky mice; juveniles daily, adults every 2-3 days.