Is “Real-time Eye AF” on Alpha and Xperia the same?

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Solution

The Eye-tracking algorithm is the same; however, the performance (accuracy/speed) is different due to hardware differences.
In Xperia 1 II, 5 II, PRO, 1 III, 5 III, PRO-I, 1 IV, 5 IV, 1 V  you can get the Real-time Eye AF for humans and animals with simple touch-and-select the priority subject without prior settings.