The palm rest and touchpad only give somewhat under significant pressure in isolated spots. Furthermore, the display lid holds up to pressing and twisting forces very well. The matte and hard-wearing, black or gray surfaces of the case are nice. The palm rests for instance are formed differently than those on the F12Z. Sony VAIO VPCF13EFX/B laptops specifications The maximum opening angle is around degrees. The joints are relatively stiff so that one-handed opening is no longer possible. HP G42-303DX[…]