AquaStocker

Can a Platy Live With a Oscar?

Not recommended — a platy and oscar are a risky mix.

Updated June 2026
By the AquaStocker team · How we source our data
Not recommended
PlatyPlaty
2.5" · 10g min · 70–80°F · Peaceful
+
OscarOscar
12.0" · 55g min · 74–81°F · Aggressive
Temperatures line up — both thrive around 74–80°F.
pH preferences overlap (7–8) — easy to keep both comfortable.
The oscar is big and predatory enough to eat the platy — likely a meal, not a tankmate.
The oscar is aggressive and will likely harass or harm the platy.
Plan on at least 55 gallons for the pair (the larger of their two minimums).

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FAQ

Can a platy and oscar live together?
Not recommended — a platy and oscar are a risky mix. Minimum tank for the pair is about 55 gallons.

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