Onboard recording in Apple Prores Full HD or 2k.
Onboard ArriRaw on XT or XR only, all other Alexas require external recorders like Codex or Gemini.
Shoots with 2:1 anamorphic lenses require an Alexa Studio or 4:3 model, for full coverage! These cameras include highspeed and desqueeze licenses in their daily rate.
more info: Arri
Flashtest without mirror shutter (Rolling Shutter!)