Emperor cichlid vs Greenface aulonocara: can they live together?

Verdict: Compatible

Both are comfortable at 25–26°C (77–79°F).
A pH of 7.8–8.5 suits both.
Minimum tank for the pair: 210 L (55 US gal)

Side by side

	Emperor cichlid	Greenface aulonocara
Adult size	8 cm (3.1 in)	11 cm (4.3 in)
Minimum tank	75 L (20 US gal)	210 L (55 US gal)
Temperature	25–26°C (77–79°F)	22–26°C (72–79°F)
pH	7.8–8.5	7.8–8.6
Hardness	10–25 dGH (178–446 ppm)	–
Temperament	Peaceful	Peaceful
Care level	Easy	Easy
Diet	Omnivore	Carnivore