Can guppies live with apistogramma?

Verdict
Yes

Yes, guppies and apistogramma can live together. Both are fine at 75–82°F. Plan on at least 20 gal.

GuppyGuppy72–82°F · pH 6.8–7.8 ApistogrammaApistogramma75–84°F · pH 5–7

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–82°Guppy 72–82°Apistogramma 75–84°
The green band is the temperature range both can live in.
456789Both: 6.8–7Guppy 6.8–7.8Apistogramma 5–7
The green band is the pH both tolerate.

Size to scale

Guppy · 2 inApistogramma · 3 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

GuppyApistogramma
Temperature72–82 °F75–84 °F
pH6.8–7.85–7
Adult size2.0 in3.0 in
Minimum tank10 gal20 gal
TemperamentPeacefulSemi-aggressive
Swims atTopBottom
GroupGroups of 3+Alone or in pairs
DietOmnivoreCarnivore

Better tank mates for guppies

All guppy tank mates

Better tank mates for apistogramma

All apistogramma tank mates

Questions

Can guppies live with apistogramma?

Yes, guppies and apistogramma can live together. Both are fine at 75–82°F. Plan on at least 20 gal.

What temperature suits both guppies and apistogramma?

75–82 °F. Guppies need 72–82 °F, apistogramma need 75–84 °F.

What size tank do guppies and apistogramma need together?

At least 20 gal, set by the apistogramma. Add space for each extra fish.