Can zebra danios live with ember tetras?

Verdict
Yes

Yes. Zebra danios and ember tetras make a good pair. Both are fine at 73–77°F. Plan on at least 10 gal.

Zebra danioZebra danio65–77°F · pH 6.5–8 Ember tetraEmber tetra73–84°F · pH 5.5–7

Why it works

Water side by side

55°60°65°70°75°80°85°90°Both: 73–77°Zebra danio 65–77°Ember tetra 73–84°
The green band is the temperature range both can live in.
456789Both: 6.5–7Zebra danio 6.5–8Ember tetra 5.5–7
The green band is the pH both tolerate.

Size to scale

Zebra danio · 2 inEmber tetra · 0.8 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

Zebra danioEmber tetra
Temperature65–77 °F73–84 °F
pH6.5–85.5–7
Adult size2.0 in0.8 in
Minimum tank10 gal5 gal
TemperamentPeacefulPeaceful
Swims atTopMiddle
GroupGroups of 6+Groups of 6+
DietOmnivoreOmnivore

Better tank mates for zebra danios

All zebra danio tank mates

Better tank mates for ember tetras

All ember tetra tank mates

Questions

Can zebra danios live with ember tetras?

Yes. Zebra danios and ember tetras make a good pair. Both are fine at 73–77°F. Plan on at least 10 gal.

What temperature suits both zebra danios and ember tetras?

73–77 °F. Zebra danios need 65–77 °F, ember tetras need 73–84 °F.

What size tank do zebra danios and ember tetras need together?

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