Sony FE 50mm F1.8 vs Canon RF 50mm F1.2L USM

Sony FE 50mm F1.8 vs Canon RF 50mm F1.2L USM

When comparing Canon RF 50mm F1.2L USM and Sony FE 50mm F1.8, which one is better?

1. Lens Mount Comparison

The lenses each feature different lens mounts — the Sony FE 50mm F1.8 features a Sony E while the Canon RF 50mm F1.2L USM features a Canon RF — and because of this the preference varies. If you have a compatible camera, then of course that lens will be a better choice for you.

Winner: Tied — It depends on your gear

Regarding lens mount: Popular lens mounts are Canon RF and EF, Micro Four Thirds and Nikon Z. Different lens mounts lets you connect different lenses to camera bodies, but some might not be compatible. This can be helped by using an adapter, like a Canon EF to RF adapter.

2. Largest Aperture Comparison

The Canon RF 50mm F1.2L USM has the largest aperture of the two lenses at 1.2 compared to the 1.8 aperture of Sony FE 50mm F1.8. This means that you get more light to your sensor using Canon RF 50mm F1.2L USM wide open, and therefore it might be a better lens in dark situations.

Winner: Canon RF 50mm F1.2L USM

Regarding largest aperture: A lower aperture number means that the widest aperture on the lens is larger. This means that more light will hit the sensor and also that the depth of field will be shallower, better separating your subject from the background.

Specifications

Full specifications table of Sony FE 50mm F1.8 and Canon RF 50mm F1.2L USM:

	Sony FE 50mm F1.8	Canon RF 50mm F1.2L USM
	Price ➔	Price ➔
Brand	Sony	Canon
Weight	Missing	950 g
Lens Mount	Sony E	Canon RF
Focal Length	50 mm	50 mm
Largest Aperture	1.8	1.2
Anamorphic	Missing	No
Minimum Focus Distance	Missing	40 cm
Type	Missing	Prime
Aperture Range	Missing	1.2 - 16
Filter Thread Diameter	Missing	77
Lens Groups	Missing	9
Lens Elements	Missing	15
Image Stabilization	Missing	No
Autofocus	Missing	Evet
Macro	Missing	No
Weather Seal	Missing	Yes
Full Frame Coverage	Missing	Yes
Lens Hood Included	Missing	Yes