Marks & Spencer will start its online sale at 12.01am on Christmas Day, with the Sale in store starting on Sunday, December 27.

The Sale will offer savings of up to 50% off most ranges in womenswear, menswear, lingerie, kidswear, home and beauty.

Marks & Spencer stores will be open normal Sunday trading hours on the first day of the sale, except in Scotland where they will open between 600 and 800am.

“We will have some great offers online and in our stores,” said chairman Sir Stuart Rose.