Can sparkling gouramis live with bolivian rams?

Verdict
Yes

Yes. Sparkling gouramis and bolivian rams get along in the same tank. Both are fine at 72–79°F. Plan on at least 20 gal.

Sparkling gouramiSparkling gourami72–82°F · pH 6–7.5 Bolivian ramBolivian ram72–79°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–79°Sparkling gourami 72–82°Bolivian ram 72–79°
The green band is the temperature range both can live in.
456789Both: 6–7.5Sparkling gourami 6–7.5Bolivian ram 6–7.5
The green band is the pH both tolerate.

Size to scale

Sparkling gourami · 1.5 inBolivian ram · 3 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

Sparkling gouramiBolivian ram
Temperature72–82 °F72–79 °F
pH6–7.56–7.5
Adult size1.5 in3.0 in
Minimum tank5 gal20 gal
TemperamentPeacefulPeaceful
Swims atTopBottom
GroupGroups of 4+Alone or in pairs
DietOmnivoreOmnivore

Better tank mates for sparkling gouramis

All sparkling gourami tank mates

Better tank mates for bolivian rams

All bolivian ram tank mates

Questions

Can sparkling gouramis live with bolivian rams?

Yes. Sparkling gouramis and bolivian rams get along in the same tank. Both are fine at 72–79°F. Plan on at least 20 gal.

What temperature suits both sparkling gouramis and bolivian rams?

72–79 °F. Sparkling gouramis need 72–82 °F, bolivian rams need 72–79 °F.

What size tank do sparkling gouramis and bolivian rams need together?

At least 20 gal, set by the bolivian ram. Add space for each extra fish.