Can endlers live with tinfoil barbs?

Verdict
Yes, with care

Yes, with care. Endlers and tinfoil barbs can share a tank, but watch one thing. At 12 inches a tinfoil barb can swallow a small endler's livebearer. Fast, alert fish usually stay out of reach.

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 72–80°Endler's livebearer 72–82°Tinfoil barb 72–80°
The green band is the temperature range both can live in.
456789Both: 7–7.5Endler's livebearer 7–8Tinfoil barb 6.5–7.5
The green band is the pH both tolerate.

Size to scale

Endler's livebearer · 1 inTinfoil barb · 12 in0"2"4"6"8"10"12"
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

Endler's livebearerTinfoil barb
Temperature72–82 °F72–80 °F
pH7–86.5–7.5
Adult size1.0 in12.0 in
Minimum tank5 gal125 gal
TemperamentPeacefulPeaceful
Swims atTopMiddle
GroupGroups of 3+Groups of 5+
DietOmnivoreOmnivore

Better tank mates for endlers

All endler's livebearer tank mates

Better tank mates for tinfoil barbs

All tinfoil barb tank mates

Questions

Can endlers live with tinfoil barbs?

Yes, with care. Endlers and tinfoil barbs can share a tank, but watch one thing. At 12 inches a tinfoil barb can swallow a small endler's livebearer. Fast, alert fish usually stay out of reach.

What temperature suits both endlers and tinfoil barbs?

72–80 °F. Endlers need 72–82 °F, tinfoil barbs need 72–80 °F.

What size tank do endlers and tinfoil barbs need together?

At least 125 gal, set by the tinfoil barb. Add space for each extra fish.