Are shark eggs larger than ostrich?

No, shark eggs are not larger than ostrich eggs, In fact, they are much smaller. For example, the whale shark (Rhincodon typus), which is the largest shark species, can lay eggs up to 30 centimeters in length, while the ostrich (Struthio camelus) can lay eggs up to 15 centimeters in length and up to 1.4 kilograms in weight, making them the largest eggs of any living bird.