Fujifilm
GF 23mm F4 R LM WR
Fujifilm GFX Mount
GF 23mm F4 R LM WR — 23mm f/4 for Fujifilm GFX, a popular choice in the fujifilm lineup.
$849
Launch priceReleased Jan 2017
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 4.2 years newer.
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Wins
GF 23mm F4 R LM WR
Wins
FE 50mm F1.2 GM
1 categories tied
Which would you choose?
TL;DR — Key differences
- BFE 50mm F1.2 GM has lower Max aperture (Wide) (f/1.2 vs f/4)
- BFE 50mm F1.2 GM has lower Max aperture (Tele) (f/1.2 vs f/4)
- BFE 50mm F1.2 GM has higher Max magnification (0.17 × vs 0.13 ×)
- BFE 50mm F1.2 GM has lower Weight (778 g vs 845 g)
- AGF 23mm F4 R LM WR has lower Min focus distance (38 cm vs 40 cm)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareGF 23mm F4 R LM WR
⌀89 × 103 mm
845 g (1.86 lb / 29.81 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)
GF 23mm F4 R LM WR is 5mm shorter and 2mm wider than FE 50mm F1.2 GM.
GF 23mm F4 R LM WR is 67 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 GF 23mm F4 R LM WR
- ✓
Special elements
Adds 2 Aspherical, 2 ED, 1 Super ED
- ✓
Min focus distance
38 cm vs 40 cm — lower is better
- ✓
Length
103 mm vs 108 mm — lower is better
Reasons to choose the FE 50mm F1.2 GM
- ✓
Special elements
Adds 3 XA (extreme aspherical)
- ✓
Max aperture (Wide)
f/1.2 vs f/4 — lower is better
- ✓
Max aperture (Tele)
f/1.2 vs f/4 — lower is better
- ✓
Control ring
Only FE 50mm F1.2 GM supports it
- ✓
Custom function button
Only FE 50mm F1.2 GM supports it
- ✓
Weight
778 g vs 845 g — lower is better
- ✓
Max magnification
0.17 × vs 0.13 × — higher is better
- ✓
Diameter
87 mm vs 89 mm — lower is better
Shared specifications
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
GF 23mm F4 R LM WR
Pros
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Weather-sealed construction for outdoor shooting
- ✓Native Fujifilm GFX mount compatibility
Cons
- –Slower maximum aperture limits low-light performance
- –Third-party or older alternatives may offer better value
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 GF 23mm F4 R LM WR and FE 50mm F1.2 GM at major authorized retailers.
Fujifilm GF 23mm F4 R LM WR
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.