Can pictus catfish live with kissing gouramis?

Verdict
Yes

Yes. Pictus catfish and kissing gouramis make a good pair. Both are fine at 72–79°F. Plan on at least 55 gal.

Pictus catfishPictus catfish72–79°F · pH 6–7.5 Kissing gouramiKissing gourami72–82°F · pH 6–8

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Pictus catfish 72–79°Kissing gourami 72–82°
The green band is the temperature range both can live in.
456789Both: 6–7.5Pictus catfish 6–7.5Kissing gourami 6–8
The green band is the pH both tolerate.

Size to scale

Pictus catfish · 5 inKissing gourami · 10 in0"2"4"6"8"10"
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

Pictus catfishKissing gourami
Temperature72–79 °F72–82 °F
pH6–7.56–8
Adult size5.0 in10.0 in
Minimum tank55 gal55 gal
TemperamentSemi-aggressiveSemi-aggressive
Swims atBottomMiddle
GroupGroups of 3+Alone or in pairs
DietCarnivoreOmnivore

Better tank mates for pictus catfish

All pictus catfish tank mates

Better tank mates for kissing gouramis

All kissing gourami tank mates

Questions

Can pictus catfish live with kissing gouramis?

Yes. Pictus catfish and kissing gouramis make a good pair. Both are fine at 72–79°F. Plan on at least 55 gal.

What temperature suits both pictus catfish and kissing gouramis?

72–79 °F. Pictus catfish need 72–79 °F, kissing gouramis need 72–82 °F.

What size tank do pictus catfish and kissing gouramis need together?

At least 55 gal, set by the pictus catfish. Add space for each extra fish.