Samsung sent out invitations Friday to an October 11 event to launch a new mobile device under its Galaxy line.
The invitation offered few details, but the mention of "4x fun" led to speculation about a new smartphone with four cameras or possibly a folding handset.
The South Korean electronics giant, the world's leading smartphone maker, presented its latest flagship Galaxy Note 9 in August.
Samsung and other device manufacturers are looking for ways to speed up a weak smartphone market.
Research firm IDC expects global smartphone broadcasting to drop 0.7 percent in 2018 to 1.455 billion units, with growth likely to resume when 5G devices become available.
Despite its leadership position, Samsung saw a decline of 22 percent mobile technology sales in the second quarter.
Samsung news comes days after Apple unveiled a new series of iPhones that focus on the premium smartphone segment at prices starting at $ 749 and $ 1
Apple recently went third in the smartphone market behind Huawei, although the Chinese company's sales in the US are limited.
Google, who wants to gain ground in premium segments with own branded phones, has planned a media event October 9th expected to uncover its updated Pixel phones.