Can chili rasboras live with peacock cichlids?

Verdict
No

No. Chili rasboras and peacock cichlids should not share a tank. Different water: chili rasboras want pH 4–7, peacock cichlids want pH 7.8–8.6.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 76–82°Chili rasbora 75–82°Peacock cichlid 76–82°
The green band is the temperature range both can live in.
456789Chili rasbora 4–7Peacock cichlid 7.8–8.6
No pH suits both. One would live in the wrong water all the time.

Size to scale

Chili rasbora · 0.8 inPeacock cichlid · 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

Chili rasboraPeacock cichlid
Temperature75–82 °F76–82 °F
pH4–77.8–8.6
Adult size0.8 in6.0 in
Minimum tank5 gal55 gal
TemperamentPeacefulSemi-aggressive
Swims atMiddleMiddle
GroupGroups of 8+Groups of 4+
DietCarnivoreCarnivore

Better tank mates for chili rasboras

All chili rasbora tank mates

Better tank mates for peacock cichlids

All peacock cichlid tank mates

Questions

Can chili rasboras live with peacock cichlids?

No. Chili rasboras and peacock cichlids should not share a tank. Different water: chili rasboras want pH 4–7, peacock cichlids want pH 7.8–8.6.

What temperature suits both chili rasboras and peacock cichlids?

76–82 °F. Chili rasboras need 75–82 °F, peacock cichlids need 76–82 °F.

What size tank do chili rasboras and peacock cichlids need together?

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