They are larger than the previous Yavuz-class frigates and are also faster due to using CODOG machinery rather than pure diesels.

41 VLS upgrade in the future while Barbaros-class vessels built with Mk.29 Sea Sparrow launchers that planned to be replaced by 8-cell Mk.

Barbaros-class vessels (F 244, F 245) have received an 8-cell Mk41 vertical launcher system (VLS) module, which replaced the obsolete Mk.29 Sea Sparrow launcher, while Salihreis-class vessels (F 246, F 247) have received a second 8-cell Mk 41 VLS module which brings the total number of cells to 16.

[3] On 3 April 2018 a contract was signed between ASELSAN–HAVELSAN Joint Venture and the secretariat for Defense Industry (SSM) regarding the Barbaros Class Frigate mid-life upgrade project.

[6][7] The mid-life modernization program projects to replace the radars and sonars, enhance EW capabilities, double the number of anti-ship missiles that the vessel is equipped with while also replacing it by locally designed and produced Atmaca anti-ship missiles, substitution of the Oerlikon Sea Zenith CIWS systems with 1 Phalanx and 1 Aselsan Gokdeniz CIWS, change the existing TACTICOS combat management system with Havelsan "B-SYS Combat Management System" and adopt a 127mm main gun to the frigates.