Can kribensis live with silver dollars?

Verdict
Yes

Yes, kribensis and silver dollars can live together. Both are fine at 75–80°F. Plan on at least 75 gal.

KribensisKribensis75–80°F · pH 6–7.5 Silver dollarSilver dollar75–82°F · pH 5–7

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–80°Kribensis 75–80°Silver dollar 75–82°
The green band is the temperature range both can live in.
456789Both: 6–7Kribensis 6–7.5Silver dollar 5–7
The green band is the pH both tolerate.

Size to scale

Kribensis · 4 inSilver dollar · 6 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

KribensisSilver dollar
Temperature75–80 °F75–82 °F
pH6–7.55–7
Adult size4.0 in6.0 in
Minimum tank30 gal75 gal
TemperamentSemi-aggressivePeaceful
Swims atBottomMiddle
GroupAlone or in pairsGroups of 5+
DietOmnivoreHerbivore

Better tank mates for kribensis

All kribensis tank mates

Better tank mates for silver dollars

All silver dollar tank mates

Questions

Can kribensis live with silver dollars?

Yes, kribensis and silver dollars can live together. Both are fine at 75–80°F. Plan on at least 75 gal.

What temperature suits both kribensis and silver dollars?

75–80 °F. Kribensis need 75–80 °F, silver dollars need 75–82 °F.

What size tank do kribensis and silver dollars need together?

At least 75 gal, set by the silver dollar. Add space for each extra fish.