OM System
M.Zuiko Digital ED 7-14mm F2.8 PRO
Micro Four Thirds Mount
Constant F2.8 ultra-wide zoom (14–28mm equiv.) with IPX1 sealing and 7.5cm close focus.
$1,499
Launch priceReleased May 2015
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 5.8 years newer.
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Wins
M.Zuiko Digital ED 7-14mm F2.8 PRO
Wins
FE 50mm F1.2 GM
1 categories tied
Which would you choose?
TL;DR — Key differences
- AM.Zuiko Digital ED 7-14mm F2.8 PRO has lower Min focus distance (7.5 cm vs 40 cm)
- BFE 50mm F1.2 GM has lower Max aperture (Wide) (f/1.2 vs f/2.8)
- BFE 50mm F1.2 GM has lower Max aperture (Tele) (f/1.2 vs f/2.8)
- BFE 50mm F1.2 GM has higher Max magnification (0.17 × vs 0.11 ×)
- AM.Zuiko Digital ED 7-14mm F2.8 PRO has lower Weight (534 g vs 778 g)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareM.Zuiko Digital ED 7-14mm F2.8 PRO
⌀78 × 98 mm
534 g (1.18 lb / 18.84 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)
M.Zuiko Digital ED 7-14mm F2.8 PRO is 10mm shorter and 9mm narrower than FE 50mm F1.2 GM.
M.Zuiko Digital ED 7-14mm F2.8 PRO is 244 g lighter 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 M.Zuiko Digital ED 7-14mm F2.8 PRO
- ✓
Special elements
Adds 2 Aspherical ED, 1 DSA, 1 Super ED…
- ✓
Min focus distance
7.5 cm vs 40 cm — lower is better
- ✓
Weight
534 g vs 778 g — lower is better
- ✓
Diameter
78 mm vs 87 mm — lower is better
- ✓
Length
98 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/2.8 — lower is better
- ✓
Max aperture (Tele)
f/1.2 vs f/2.8 — lower is better
- ✓
Max magnification
0.17 × vs 0.11 × — higher is better
Shared specifications
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Control ring
Both support control ring
Custom function button
Both support custom function button
Pros & cons at a glance
Editorially curated highlights and trade-offs.
M.Zuiko Digital ED 7-14mm F2.8 PRO
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Weather-sealed construction for outdoor shooting
- ✓Native Micro Four Thirds mount compatibility
Cons
- –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 M.Zuiko Digital ED 7-14mm F2.8 PRO and FE 50mm F1.2 GM at major authorized retailers.
OM System M.Zuiko Digital ED 7-14mm F2.8 PRO
Sony FE 50mm F1.2 GM
Affiliate disclosure: As an Amazon Associate, Cameraegg earns from qualifying purchases. Cameraegg may also earn commission from B&H links, at no extra cost to you.
Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.