Can platies and tiger barbs live together?

Yes

Platies and tiger barbs can share a tank. Their water needs overlap and neither is known to bother the other.

Platy Tiger barb

Why

  • Their temperature and pH ranges overlap comfortably, and neither is known to nip, chase or eat the other.

What each one needs

PlatyTiger barbBoth
Temperature70–80°F (21–27°C)68–79°F (20–26°C)70–79°F (21–26°C)
pH7.0–8.26.0–7.57.0–7.5
Minimum tank10 gal (38 L)20 gal (76 L)20 gal (76 L)
Keep at least36
Adult size2.5 in (6.4 cm)2.8 in (7.1 cm)

The smallest tank for both

A 20 gallons (76 L) tank holds 3 platies and 6 tiger barbs at about 83% of its stocking limit, which leaves room for more.

Other tank mates for platies

Other tank mates for tiger barbs