Can angelfish live with oscars?

Verdict
No

No. Angelfish and oscars should not share a tank. An adult oscar is twice the size of an angelfish and will hunt or batter a slow, long-finned fish like this.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–81°Angelfish 76–84°Oscar 74–81°
The green band is the temperature range both can live in.
456789Both: 6–7.5Angelfish 6–7.5Oscar 6–8
The green band is the pH both tolerate.

Size to scale

Angelfish · 6 inOscar · 12 in0"2"4"6"8"10"12"
Adult length in an aquarium. A fish can swallow anything that fits in its mouth, roughly a third to half its own length for predators.

Care at a glance

AngelfishOscar
Temperature76–84 °F74–81 °F
pH6–7.56–8
Adult size6.0 in12.0 in
Minimum tank30 gal75 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atMiddleMiddle
GroupAlone or in pairsAlone or in pairs
DietOmnivoreCarnivore

Better tank mates for angelfish

All angelfish tank mates

Better tank mates for oscars

All oscar tank mates

Questions

Can angelfish live with oscars?

No. Angelfish and oscars should not share a tank. An adult oscar is twice the size of an angelfish and will hunt or batter a slow, long-finned fish like this.

What temperature suits both angelfish and oscars?

76–81 °F. Angelfish need 76–84 °F, oscars need 74–81 °F.

What size tank do angelfish and oscars need together?

At least 75 gal, set by the oscar. Add space for each extra fish.