Can african cichlids live with rummy nose tetras?

Verdict
No

No. African cichlids and rummy nose tetras should not share a tank. Different water: african cichlids want pH 7.8–8.6, rummy nose tetras want pH 5.5–7.

African cichlidAfrican cichlid75–82°F · pH 7.8–8.6 Rummy nose tetraRummy nose tetra75–84°F · pH 5.5–7

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–82°African cichlid 75–82°Rummy nose tetra 75–84°
The green band is the temperature range both can live in.
456789African cichlid 7.8–8.6Rummy nose tetra 5.5–7
No pH suits both. One would live in the wrong water all the time.

Size to scale

African cichlid · 5 inRummy nose tetra · 2 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

African cichlidRummy nose tetra
Temperature75–82 °F75–84 °F
pH7.8–8.65.5–7
Adult size5.0 in2.0 in
Minimum tank55 gal20 gal
TemperamentAggressivePeaceful
Swims atAll levelsMiddle
GroupGroups of 6+Groups of 6+
DietHerbivoreOmnivore

Better tank mates for african cichlids

All african cichlid tank mates

Better tank mates for rummy nose tetras

All rummy nose tetra tank mates

Questions

Can african cichlids live with rummy nose tetras?

No. African cichlids and rummy nose tetras should not share a tank. Different water: african cichlids want pH 7.8–8.6, rummy nose tetras want pH 5.5–7.

What temperature suits both african cichlids and rummy nose tetras?

75–82 °F. African cichlids need 75–82 °F, rummy nose tetras need 75–84 °F.

What size tank do african cichlids and rummy nose tetras need together?

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