Samsung gives a glimpse of new foldable phone in surprise ad during Oscars

The ad comes two days before its Galaxy Z Flip phones are due to be unveiled at an event in San Francisco

Samsung Electronics, the world's top smartphone maker, gave a glimpse of new square-shaped foldable phones in a surprise TV commercial aired during the Academy Awards on Sunday.

The ad, broadcast only in the United States, comes two days before its Galaxy Z Flip phones, which open and close vertically like a flip phone, are due to be unveiled at an event in San Francisco.

While there were many shots of the phones, which come in at least purple and black, there were few other details.

They are, however, expected to be less expensive than the $1,980 Galaxy Fold which opens like a book