Lenovo Z6

Android 9.0 (Pie); ZUI 11;
6.39 inches, 100.2 cm2 (~85.7% screen-to-body ratio)
Qualcomm SDM730 Snapdragon 730 (8 nm)
128 GB, 6/8 GB RAM or 64 GB, 6 GB RAM

Lenovo Z6 Youth

Android 9.0 (Pie);
6.3 inches, 97.4 cm2 (~83.7% screen-to-body ratio)
Qualcomm SDM710 Snapdragon 710 (10 nm)
128 GB, 6 GB RAM or 64 GB, 4 GB RAM