Can siamese algae eaters live with dwarf gouramis?

Verdict
Yes

Yes. Siamese algae eaters and dwarf gouramis get along in the same tank. Both are fine at 75–79°F. Plan on at least 30 gal.

Siamese algae eaterSiamese algae eater75–79°F · pH 6.5–7.5 Dwarf gouramiDwarf gourami72–82°F · pH 6–7.5

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 75–79°Siamese algae eater 75–79°Dwarf gourami 72–82°
The green band is the temperature range both can live in.
456789Both: 6.5–7.5Siamese algae eater 6.5–7.5Dwarf gourami 6–7.5
The green band is the pH both tolerate.

Size to scale

Siamese algae eater · 6 inDwarf gourami · 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

Siamese algae eaterDwarf gourami
Temperature75–79 °F72–82 °F
pH6.5–7.56–7.5
Adult size6.0 in3.0 in
Minimum tank30 gal10 gal
TemperamentPeacefulPeaceful
Swims atBottomTop
GroupAlone or in pairsAlone or in pairs
DietHerbivoreOmnivore

Better tank mates for siamese algae eaters

All siamese algae eater tank mates

Better tank mates for dwarf gouramis

All dwarf gourami tank mates

Questions

Can siamese algae eaters live with dwarf gouramis?

Yes. Siamese algae eaters and dwarf gouramis get along in the same tank. Both are fine at 75–79°F. Plan on at least 30 gal.

What temperature suits both siamese algae eaters and dwarf gouramis?

75–79 °F. Siamese algae eaters need 75–79 °F, dwarf gouramis need 72–82 °F.

What size tank do siamese algae eaters and dwarf gouramis need together?

At least 30 gal, set by the siamese algae eater. Add space for each extra fish.