Can honey gouramis live with endlers?

Verdict
Yes

Yes. Honey gouramis and endlers make a good pair. Both are fine at 72–82°F. Plan on at least 10 gal.

Honey gouramiHoney gourami72–82°F · pH 6–7.5 Endler's livebearerEndler's livebearer72–82°F · pH 7–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–82°Honey gourami 72–82°Endler's livebearer 72–82°
The green band is the temperature range both can live in.
456789Both: 7–7.5Honey gourami 6–7.5Endler's livebearer 7–8
The green band is the pH both tolerate.

Size to scale

Honey gourami · 2 inEndler's livebearer · 1 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

Honey gouramiEndler's livebearer
Temperature72–82 °F72–82 °F
pH6–7.57–8
Adult size2.0 in1.0 in
Minimum tank10 gal5 gal
TemperamentPeacefulPeaceful
Swims atTopTop
GroupAlone or in pairsGroups of 3+
DietOmnivoreOmnivore

Better tank mates for honey gouramis

All honey gourami tank mates

Better tank mates for endlers

All endler's livebearer tank mates

Questions

Can honey gouramis live with endlers?

Yes. Honey gouramis and endlers make a good pair. Both are fine at 72–82°F. Plan on at least 10 gal.

What temperature suits both honey gouramis and endlers?

72–82 °F. Honey gouramis need 72–82 °F, endlers need 72–82 °F.

What size tank do honey gouramis and endlers need together?

At least 10 gal, set by the honey gourami. Add space for each extra fish.