Shimano Sora vs Alivio: [Quick Overview Of Both Groupsets] - Cycle Rookie
9-speed cassette Shimano Alivio, Acera, Sora CS-HG400-9 (11-32)
Will a Shimano Alivio M4000 RD and Sora FD be compatible with sensah ignite brifters? If not, ano masusuggest nyo na medyo budget friendly pero quality parin? : r/RedditPHCyclingClub
Are Shimano Sora and Tiagra pretty similar in performance, or do they differ tremendously? - Quora
Shimano Altus vs Sora: Which is the Better Choice for Your Bike? - Cycle Rookie
Shimano's budget Alivio groupset treated to trickle-down tech - BikeRadar