Victas
Ventus Extra(47.5±3, 2021/1) ~ Super Ventus ~ MX-D(51.5, 2021/3)
Based solely on experimental data by Takkyu Labo. Doesn't necessarily reflect real-world use cases.
Ventus Stiff(45±3, 2021/1) ~ Ventus Speed
Ventus Limber(40±3, 2021/1) ~ Ventus Spin
Ventus Regular(42.5±3, 2021/1) ~ Ventus Basic
TSP
Super Ventus(47.5±3, 2018/4, said to have a newly-designed topsheet with the latest Tensor sponge) ~ ???
Ventus Speed(45±3, 2013/10) ~ EL-P(42.4-44.4, 2013/2)
Ventus Spin(40±3, 2013/10) ~ FX-P(39.1-41.1, 2013/2)
Ventus Soft(35±3, 2013/10) ~ N/A
Ventus Basic(47.5±3, 2017/2) ~ N/A. With old-school sponge, Andro Plaxon 350/400/450/525(2015/5)
Andro GTT 40/45(2018/3)/Donic Blues T1(2016)/Joola Zack(2016/4)/Xiom Vega Intro(47.5±3, 2017/1)