Can swordtails live with zebra plecos?

Verdict
Yes, with care

Yes, with care. Swordtails and zebra plecos can share a tank, but watch one thing. They only share 79°F. Keep the heater set there and steady.

SwordtailSwordtail72–79°F · pH 7–8.3 Zebra plecoZebra pleco79–88°F · pH 6–7.5

What to watch

What works

Water side by side

55°60°65°70°75°80°85°90°Both: 79°Swordtail 72–79°Zebra pleco 79–88°
The green band is the temperature range both can live in.
456789Both: 7–7.5Swordtail 7–8.3Zebra pleco 6–7.5
The green band is the pH both tolerate.

Size to scale

Swordtail · 5 inZebra pleco · 3.5 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

SwordtailZebra pleco
Temperature72–79 °F79–88 °F
pH7–8.36–7.5
Adult size5.0 in3.5 in
Minimum tank30 gal30 gal
TemperamentSemi-aggressivePeaceful
Swims atMiddleBottom
GroupGroups of 3+Alone or in pairs
DietOmnivoreCarnivore

Better tank mates for swordtails

All swordtail tank mates

Better tank mates for zebra plecos

All zebra pleco tank mates

Questions

Can swordtails live with zebra plecos?

Yes, with care. Swordtails and zebra plecos can share a tank, but watch one thing. They only share 79°F. Keep the heater set there and steady.

What temperature suits both swordtails and zebra plecos?

79–79 °F. Swordtails need 72–79 °F, zebra plecos need 79–88 °F.

What size tank do swordtails and zebra plecos need together?

At least 30 gal, set by the swordtail. Add space for each extra fish.