Can corydoras live with sparkling gouramis?

Verdict
Yes

Yes. Corydoras and sparkling gouramis make a good pair. Both are fine at 72–79°F. Plan on at least 20 gal.

CorydorasCorydoras72–79°F · pH 6–7.8 Sparkling gouramiSparkling gourami72–82°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Corydoras 72–79°Sparkling gourami 72–82°
The green band is the temperature range both can live in.
456789Both: 6–7.5Corydoras 6–7.8Sparkling gourami 6–7.5
The green band is the pH both tolerate.

Size to scale

Corydoras · 2.5 inSparkling gourami · 1.5 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

CorydorasSparkling gourami
Temperature72–79 °F72–82 °F
pH6–7.86–7.5
Adult size2.5 in1.5 in
Minimum tank20 gal5 gal
TemperamentPeacefulPeaceful
Swims atBottomTop
GroupGroups of 6+Groups of 4+
DietOmnivoreOmnivore

Better tank mates for corydoras

All corydoras tank mates

Better tank mates for sparkling gouramis

All sparkling gourami tank mates

Questions

Can corydoras live with sparkling gouramis?

Yes. Corydoras and sparkling gouramis make a good pair. Both are fine at 72–79°F. Plan on at least 20 gal.

What temperature suits both corydoras and sparkling gouramis?

72–79 °F. Corydoras need 72–79 °F, sparkling gouramis need 72–82 °F.

What size tank do corydoras and sparkling gouramis need together?

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