Can Frontosa and Oscar live together?

Frontosa and Oscar are possible with care. The comparison on this page runs the same compatibility engine as the tank builder, checking temperature and pH overlap, predation by size, temperament, and known hard-pair conflicts.

Species Comparison

Frontosa vs Oscar

Frontosa

Cyphotilapia frontosa

Oscar

Astronotus ocellatus

Verdict:Possible with care

Side-by-side specs

Cichlids

Family

Cichlids

14″

Adult size

13″

125gal

Min tank

75gal

76–82°F

Temperature

74–81°F

8–9

6–7.5

semi-aggressive

Temperament

aggressive

Schooling

Solitary

mid

Water level

mid

Compatibility notes

warnFrontosa prefers pH 8–9, Oscar prefers 6–7.5 — water chemistry mismatch.

Try both in the builder →Compare different species