Canon
RF 35mm F1.2 L USM
Canon RF Mount
RF 35mm F1.2 L USM — 35mm f/1.2 for Canon RF, a popular choice in the canon lineup.
$2,999
Launch priceReleased Dec 2018
Sony
FE 50mm F1.2 GM
Sony E Mount
Exquisite resolution and dreamy bokeh combine in a masterful f/1.2 prime.
$1,999
Launch priceReleased Mar 2021
FE 50mm F1.2 GM is 2.3 years newer.
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Wins
RF 35mm F1.2 L USM
Wins
FE 50mm F1.2 GM
4 categories tied
Which would you choose?
TL;DR — Key differences
- BFE 50mm F1.2 GM has lower Min focus distance (40 cm vs 50 cm)
- BFE 50mm F1.2 GM has lower Weight (778 g vs 950 g)
- BFE 50mm F1.2 GM has lower Length (108 mm vs 111.5 mm)
- BFE 50mm F1.2 GM has lower Diameter (87 mm vs 89 mm)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareRF 35mm F1.2 L USM
⌀89 × 112 mm
950 g (2.09 lb / 33.51 oz)
Credit card
85.6 × 54 mm
for scale
FE 50mm F1.2 GM
⌀87 × 108 mm
778 g (1.72 lb / 27.44 oz)
RF 35mm F1.2 L USM is 4mm longer and 2mm wider than FE 50mm F1.2 GM.
RF 35mm F1.2 L USM is 172 g heavier than FE 50mm F1.2 GM.
Diameter (⌀) is the maximum barrel width; length is measured from the mount to the front of the lens.
Use-case scoring
Which one for what?
Algorithmic scores from verified specs · 10 = best in class
Why pick one over the other
Reasons to choose the RF 35mm F1.2 L USM
- ✓
Special elements
Adds 3 Aspherical, 1 UD
Reasons to choose the FE 50mm F1.2 GM
- ✓
Special elements
Adds 3 XA (extreme aspherical)
- ✓
Min focus distance
40 cm vs 50 cm — lower is better
- ✓
Weight
778 g vs 950 g — lower is better
- ✓
Length
108 mm vs 111.5 mm — lower is better
- ✓
Diameter
87 mm vs 89 mm — lower is better
Shared specifications
Max aperture (Wide)
Both f/1.2
Max aperture (Tele)
Both f/1.2
Max magnification
Both 0.17 ×
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Control ring
Both support control ring
Pros & cons at a glance
Editorially curated highlights and trade-offs.
RF 35mm F1.2 L USM
Pros
- ✓Bright f/1.2 aperture for low light and subject separation
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Premium price point
- –Relatively heavy for extended handheld use
FE 50mm F1.2 GM
Pros
- ✓Outstanding sharpness wide open at f/1.2
- ✓Stunningly smooth, circular bokeh with 11 aperture blades
- ✓Extremely quiet and fast autofocus tracking
- ✓Manageable size and weight for an f/1.2 lens
Cons
- –Expensive investment for a single focal length
- –Heavy compared to standard f/1.8 options
- –Some visible vignetting wide open
Decided which one is right for you?
Compare live prices for the RF 35mm F1.2 L USM and FE 50mm F1.2 GM at major authorized retailers.
Canon RF 35mm F1.2 L USM
Sony FE 50mm F1.2 GM
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.