Can boesemani rainbowfish live with pygmy corys?

Verdict
Yes

Yes, boesemani rainbowfish and pygmy corys can live together. Both are fine at 75–79°F. Plan on at least 30 gal.

Boesemani rainbowfishBoesemani rainbowfish75–82°F · pH 7–8 Pygmy coryPygmy cory72–79°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–79°Boesemani rainbowfish 75–82°Pygmy cory 72–79°
The green band is the temperature range both can live in.
456789Both: 7–7.5Boesemani rainbowfish 7–8Pygmy cory 6–7.5
The green band is the pH both tolerate.

Size to scale

Boesemani rainbowfish · 4 inPygmy cory · 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

Boesemani rainbowfishPygmy cory
Temperature75–82 °F72–79 °F
pH7–86–7.5
Adult size4.0 in1.0 in
Minimum tank30 gal10 gal
TemperamentPeacefulPeaceful
Swims atMiddleMiddle
GroupGroups of 6+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for boesemani rainbowfish

All boesemani rainbowfish tank mates

Better tank mates for pygmy corys

All pygmy cory tank mates

Questions

Can boesemani rainbowfish live with pygmy corys?

Yes, boesemani rainbowfish and pygmy corys can live together. Both are fine at 75–79°F. Plan on at least 30 gal.

What temperature suits both boesemani rainbowfish and pygmy corys?

75–79 °F. Boesemani rainbowfish need 75–82 °F, pygmy corys need 72–79 °F.

What size tank do boesemani rainbowfish and pygmy corys need together?

At least 30 gal, set by the boesemani rainbowfish. Add space for each extra fish.