Cnidaria

Ctenophora

They are mostly found in sea water but few are present in fresh water

They are mostly found in salt water

They are symmetrical and and have cnidcytes

They are radial or biradial and have colloblasts

Body size range is lower compared to ctenophores

Body size range is higher among ctenophores

Digestive tract is complete

Digestive tract is incomplete

Cnidaria have a comb plate

Ctenophores have a comb plate