In terms of characteristics, they will have a lot in common.
characteristics of the sub-flagships of the Honor 90, Oppo Reno 10 and Vivo S17 series
The insider specifically indicates three series of devices from three manufacturers – these are the Vivo S17, Oppo Reno10 and Honor 90 lines. Smartphones of these series will receive screens with a resolution of 1.5K, cameras with the main sensor Sony IMX series 8 (IMX8XX) and optical stabilization, a periscope module with optical zoom, support for 100W charging and SoC Qualcomm Snapdragon 8 Plus Gen 1. In general, these will be quite interesting sub-flagships.
Digital Chat Station was previously the first to accurately announce the specifications and release dates of Redmi K30, K40, Xiaomi Mi 10 and Mi 11.