Can angelfish live with jack dempseys?

Verdict
No

No. Angelfish and jack dempseys should not share a tank. Jack dempseys are aggressive, and slow, long-finned angelfish cannot escape them.

AngelfishAngelfish76–84°F · pH 6–7.5 Jack DempseyJack Dempsey72–86°F · pH 6.5–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–84°Angelfish 76–84°Jack Dempsey 72–86°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Angelfish 6–7.5Jack Dempsey 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Angelfish · 6 inJack Dempsey · 10 in0"2"4"6"8"10"
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

AngelfishJack Dempsey
Temperature76–84 °F72–86 °F
pH6–7.56.5–7.5
Adult size6.0 in10.0 in
Minimum tank30 gal55 gal
TemperamentSemi-aggressiveAggressive
Swims atMiddleMiddle
GroupAlone or in pairsAlone or in pairs
DietOmnivoreCarnivore

Better tank mates for angelfish

All angelfish tank mates

Better tank mates for jack dempseys

All jack dempsey tank mates

Questions

Can angelfish live with jack dempseys?

No. Angelfish and jack dempseys should not share a tank. Jack dempseys are aggressive, and slow, long-finned angelfish cannot escape them.

What temperature suits both angelfish and jack dempseys?

76–84 °F. Angelfish need 76–84 °F, jack dempseys need 72–86 °F.

What size tank do angelfish and jack dempseys need together?

At least 55 gal, set by the jack dempsey. Add space for each extra fish.