Can peacock cichlids live with electric blue acaras?

Verdict
Yes, with care

Yes, with care. Peacock cichlids and electric blue acaras can share a tank, but watch one thing. Different water: peacock cichlids want pH 7.8–8.6, electric blue acaras want pH 6.5–7.5.

Peacock cichlidPeacock cichlid76–82°F · pH 7.8–8.6 Electric blue acaraElectric blue acara72–82°F · pH 6.5–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–82°Peacock cichlid 76–82°Electric blue acara 72–82°
The green band is the temperature range both can live in.
456789Peacock cichlid 7.8–8.6Electric blue acara 6.5–7.5
No pH suits both. One would live in the wrong water all the time.

Size to scale

Peacock cichlid · 6 inElectric blue acara · 6 in0"1"2"3"4"5"6"
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

Peacock cichlidElectric blue acara
Temperature76–82 °F72–82 °F
pH7.8–8.66.5–7.5
Adult size6.0 in6.0 in
Minimum tank55 gal30 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atMiddleMiddle
GroupGroups of 4+Alone or in pairs
DietCarnivoreOmnivore

Better tank mates for peacock cichlids

All peacock cichlid tank mates

Better tank mates for electric blue acaras

All electric blue acara tank mates

Questions

Can peacock cichlids live with electric blue acaras?

Yes, with care. Peacock cichlids and electric blue acaras can share a tank, but watch one thing. Different water: peacock cichlids want pH 7.8–8.6, electric blue acaras want pH 6.5–7.5.

What temperature suits both peacock cichlids and electric blue acaras?

76–82 °F. Peacock cichlids need 76–82 °F, electric blue acaras need 72–82 °F.

What size tank do peacock cichlids and electric blue acaras need together?

At least 55 gal, set by the peacock cichlid. Add space for each extra fish.