All Sony E-mount adapters are full-frame ready (compatible with Sony A1, A7, A9 series, FX3/6/9 and Venice camera), except the discontinued EF to E-mount Smart Adapter Mark I and Mark II.

Speed Booster® is NOT fully compatible with the full-frame camera. When Speed Booster® is used with Sony A1, A7, A9 and FX series full-frame camera, the camera will turn on the "APS-C Crop" mode automatically.