Net weight

•  1.8 kg (1)
•  1.29 kg (2)
•  1.39 kg (2)
•  1.49 kg (1)
•  2.00 kg (1)

RAM speed

•  400 MHz (1)
•  4800 MHz (1)

Fingerprint reader

•  No (2)
•  Yes (Touch Style, Match-on-Chip, Integrated in Power Button) (3)
•  Yes, Touch Style, Match-on-Chip, Integrated in Power Button (1)