I ordered by Note 4 from Samsung direct and it was unlocked. I've ordered by S7 Edge from them too, I'll contact them when they accept the order tomorrow about the VR thing if the confirmation doesn't mention it.
30-50% Extra Battery - watch an entire season of GOT before it runs out
30% Faster Processor - Exynos 8890 OctaCore for UK
60% Faster Graphics
PC Quality Gaming (didn't say what spec pc was or mention keyboard & mouse accessory)
Waterproof
Removable Storage - upto 200gb MicroSD support
Android Marshmallow
Better low light performance camera
Faster Camera
Free Gear VR if preordered
Free England Rugby Pen if preordered through Samsung store?