Can pea puffers live with sparkling gouramis?

Verdict
No

No. Pea puffers and sparkling gouramis should not share a tank. Pea puffers are aggressive and will bully peaceful sparkling gouramis.

Pea pufferPea puffer74–82°F · pH 7–8 Sparkling gouramiSparkling gourami72–82°F · pH 6–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 74–82°Pea puffer 74–82°Sparkling gourami 72–82°
The green band is the temperature range both can live in.
456789Both: 7–7.5Pea puffer 7–8Sparkling gourami 6–7.5
The green band is the pH both tolerate.

Size to scale

Pea puffer · 1 inSparkling gourami · 1.5 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

Pea pufferSparkling gourami
Temperature74–82 °F72–82 °F
pH7–86–7.5
Adult size1.0 in1.5 in
Minimum tank5 gal5 gal
TemperamentAggressivePeaceful
Swims atAll levelsTop
GroupAlone or in pairsGroups of 4+
DietCarnivoreOmnivore

Better tank mates for pea puffers

All pea puffer tank mates

Better tank mates for sparkling gouramis

All sparkling gourami tank mates

Questions

Can pea puffers live with sparkling gouramis?

No. Pea puffers and sparkling gouramis should not share a tank. Pea puffers are aggressive and will bully peaceful sparkling gouramis.

What temperature suits both pea puffers and sparkling gouramis?

74–82 °F. Pea puffers need 74–82 °F, sparkling gouramis need 72–82 °F.

What size tank do pea puffers and sparkling gouramis need together?

At least 5 gal, set by the pea puffer. Add space for each extra fish.