Can corydoras live with pictus catfish?

Verdict
Yes

Yes, corydoras and pictus catfish can live together. Both are fine at 72–79°F. Plan on at least 55 gal.

CorydorasCorydoras72–79°F · pH 6–7.8 Pictus catfishPictus catfish72–79°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°Pictus catfish 72–79°
The green band is the temperature range both can live in.
456789Both: 6–7.5Corydoras 6–7.8Pictus catfish 6–7.5
The green band is the pH both tolerate.

Size to scale

Corydoras · 2.5 inPictus catfish · 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

CorydorasPictus catfish
Temperature72–79 °F72–79 °F
pH6–7.86–7.5
Adult size2.5 in5.0 in
Minimum tank20 gal55 gal
TemperamentPeacefulSemi-aggressive
Swims atBottomBottom
GroupGroups of 6+Groups of 3+
DietOmnivoreCarnivore

Better tank mates for corydoras

All corydoras tank mates

Better tank mates for pictus catfish

All pictus catfish tank mates

Questions

Can corydoras live with pictus catfish?

Yes, corydoras and pictus catfish can live together. Both are fine at 72–79°F. Plan on at least 55 gal.

What temperature suits both corydoras and pictus catfish?

72–79 °F. Corydoras need 72–79 °F, pictus catfish need 72–79 °F.

What size tank do corydoras and pictus catfish need together?

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