Can corydoras live with bristlenose plecos?

Verdict
Yes

Yes, corydoras and bristlenose plecos can live together. Both are fine at 73–79°F. Plan on at least 30 gal.

CorydorasCorydoras72–79°F · pH 6–7.8 Bristlenose plecoBristlenose pleco73–81°F · pH 6.5–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 73–79°Corydoras 72–79°Bristlenose pleco 73–81°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Corydoras 6–7.8Bristlenose pleco 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Corydoras · 2.5 inBristlenose pleco · 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

CorydorasBristlenose pleco
Temperature72–79 °F73–81 °F
pH6–7.86.5–7.5
Adult size2.5 in5.0 in
Minimum tank20 gal30 gal
TemperamentPeacefulPeaceful
Swims atBottomBottom
GroupGroups of 6+Alone or in pairs
DietOmnivoreHerbivore

Better tank mates for corydoras

All corydoras tank mates

Better tank mates for bristlenose plecos

All bristlenose pleco tank mates

Questions

Can corydoras live with bristlenose plecos?

Yes, corydoras and bristlenose plecos can live together. Both are fine at 73–79°F. Plan on at least 30 gal.

What temperature suits both corydoras and bristlenose plecos?

73–79 °F. Corydoras need 72–79 °F, bristlenose plecos need 73–81 °F.

What size tank do corydoras and bristlenose plecos need together?

At least 30 gal, set by the bristlenose pleco. Add space for each extra fish.