The internal Saumränder press in its original state very strongly against the power and Laustärketaste the Nexus. 4
This is because the margins are approximately 5mm above the seam.
I have these edges trimmed with fine scissors to 1-2mm.
Thus, the case is tight, but compromising loose on Nexus 4 on without the key.
Because these 5-10 minutes of work and because the Bugatti could hinbekommen myself I draw from a star.