Samsung Electronics says a handling distinction is approaching to arise 15% in a fourth entertain from a year ago, blank marketplace expectations.
The rough total uncover that handling distinction will be 6.1tn won ($5.1bn; £3.5bn) for a Oct to Dec period, from 5.29tn won a year earlier.
Analysts had approaching a volume to be 6.6tn won, fuelling expansion concerns.
Samsung products have been strike by diseased direct in China and banking woes.
Operating distinction fell 7.5% from a prior quarter.
Sales during a world’s biggest builder of memory chips and smartphones also missed forecasts during 53tn won for a period.
Samsung does not mangle down a gain formula in a rough report, withdrawal analysts to assume on how any business multiplication is doing.
But analysts envision that a latest foresee is a pointer that a tech hulk will face another tough year of weaker tool sales as a smartphone marketplace is saturated.
Samsung is confronting unbending foe during a tip finish of a marketplace from Apple, while cheaper Chinese rivals are gaining belligerent in a midst to low turn operation for mobile devices.
On Monday, arch executive Kwon Oh-hyun had warned that a organisation faced hurdles on diseased tellurian mercantile expansion prospects.
Final gain formula for a entertain are due to be expelled during a finish of January.