Can guppies live with pygmy corys?

Verdict
Yes

Yes, guppies and pygmy corys can live together. Both are fine at 72–79°F. Plan on at least 10 gal.

GuppyGuppy72–82°F · pH 6.8–7.8 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: 72–79°Guppy 72–82°Pygmy cory 72–79°
The green band is the temperature range both can live in.
456789Both: 6.8–7.5Guppy 6.8–7.8Pygmy cory 6–7.5
The green band is the pH both tolerate.

Size to scale

Guppy · 2 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

GuppyPygmy cory
Temperature72–82 °F72–79 °F
pH6.8–7.86–7.5
Adult size2.0 in1.0 in
Minimum tank10 gal10 gal
TemperamentPeacefulPeaceful
Swims atTopMiddle
GroupGroups of 3+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for guppies

All guppy tank mates

Better tank mates for pygmy corys

All pygmy cory tank mates

Questions

Can guppies live with pygmy corys?

Yes, guppies and pygmy corys can live together. Both are fine at 72–79°F. Plan on at least 10 gal.

What temperature suits both guppies and pygmy corys?

72–79 °F. Guppies need 72–82 °F, pygmy corys need 72–79 °F.

What size tank do guppies and pygmy corys need together?

At least 10 gal, set by the guppy. Add space for each extra fish.