Here you have a camera from Panasonic that delivers 24-megapixel pictures and also has a separate lens. With this camera you can shoot video in 3840x2160 (4K) resolution.
From London Camera Exchange
Panasonic LUMIX S5 II + S 20-60mm lens (DC-S5M2KE)
The product is available from £1,656.79 at international stores.
This product is also available at 1 unverified merchant.