How Heavy Is an Ostrich?
an Ostrich weighs about
110 kg (243 lb)
Typical range: 90 kg – 130 kg.
Using a log scale so small objects stay visible — the numbers stay real.
- an average new car1,980 kg
model year 2024 US fleet average curb weight
- an ostrich110 kg
adult range (Struthio camelus)
- a bowling ball7.26 kg
heaviest ball allowed in tenpin bowling (16 lb); USBC sets no minimum weight
- a domestic cat4.5 kg
adult domestic cat (Felis catus); males larger; range 4.1–5.4 kg
- You
Open full comparison → to add more objects on one scale.
Put it in perspective
- About 15× a bowling ball
- About 18× an average new car
- About 24× a domestic cat
Sources
[1] Animal Diversity Web, University of Michigan Museum of Zoology
Struthio camelus (ostrich)Museum / zoo / university
“Range mass 90 to 130 kg”
Value as published: 90 to 130 kg · accessed 2026-11-11.
Last updated 2026-11-11.Report a correction (please include a source link).
Related objects
- a newborn African elephant100 kg (220 lb)
- a pig100 kg (220 lb)
- a red kangaroo90 kg (198 lb)
- a gorilla180 kg (397 lb)
- a lion189 kg (417 lb)
- a grizzly bear207 kg (456 lb)
Frequently asked questions
How much does an ostrich weigh?
an Ostrich weighs about 110 kg (243 lb) — adult range (Struthio camelus).
How much is an ostrich in pounds and ounces?
243 lb, which is 3,880 oz. In metric terms: 110 kg.
Is an ostrich heavier than a bowling ball?
Yes. an Ostrich weighs about 110 kg (243 lb), while a bowling ball is about 16 lb (7.26 kg) — roughly 15×.
Where does this number come from?
Every source is listed at the bottom of this page with publisher, link, access date and a verbatim quote. Numbers are only published when a qualifying source can be verified.