A full-frame mirrorless interchangeable-lens camera is a mirrorless interchangeable-lens camera with a digital sensor the same size as 35 mm format (36 mm × 24 mm) film.
Comparison of image sensor sizes,
In comparison, full-frame digital SLRs also have interchangeable-lenses but differ in having a reflex mirror. Mirrorless interchangeable-lens cameras that have a smaller sensor than full-frame (such as APS-C and Micro Four Thirds) differ in having a crop factor. Digital cameras with a larger sensor than full-frame are called
medium format, after medium format film cameras that use the 120 and 220 film formats.
The Leica M9 was the first full-frame mirrorless interchangeable-lens camera in 2009, using a rangefinder focusing system.
Sony was the first to introduce an autofocus full-frame mirrorless interchangeable-lens camera, the α7, in 2013. It was followed by the Leica SL (Typ 601) in 2015.
Nikon and Canon each launched full-frame mirrorless cameras in September 2018. Also announced in September 2018, the L-Mount Alliance
saw Panasonic and Sigma using the Leica L-Mount for their own full-frame mirrorless cameras. Panasonic announced its S1R and S1 cameras, and Sigma announced
the Sigma FP in 2019 along with lenses from Panasonic and Sigma.
Canon EOS R
Announced Sep 5, 2018
30 megapixels • 3.2″ screen • Full frame sensor
• • •
Canon EOS RP
Announced Feb 14, 2019
26 megapixels | 3″ screen | Full frame sensor
Dec 14, 14/2010
18 MP • 2.5″ screen
• Full frame sensor