OM System
M.Zuiko Digital ED 45mm F1.2 PRO
Micro Four Thirds Mount
90mm-equiv. F1.2 portrait prime with 50 cm close focus, 62 mm filter thread, and IPX1 weather sealing.
$1,199
Launch priceReleased Nov 2017
Sony
FE 24-70mm F2.8 GM II
Sony E Mount
The ultimate standard zoom — incredibly sharp, exceptionally compact, and built for professionals.
$2,299
Launch priceReleased Apr 2022
FE 24-70mm F2.8 GM II is 4.5 years newer.
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Wins
M.Zuiko Digital ED 45mm F1.2 PRO
Wins
FE 24-70mm F2.8 GM II
1 categories tied
Which would you choose?
TL;DR — Key differences
- BFE 24-70mm F2.8 GM II has higher Max magnification (0.32 × vs 0.1 ×)
- BFE 24-70mm F2.8 GM II has lower Min focus distance (21 cm vs 50 cm)
- AM.Zuiko Digital ED 45mm F1.2 PRO has lower Max aperture (Wide) (f/1.2 vs f/2.8)
- AM.Zuiko Digital ED 45mm F1.2 PRO has lower Max aperture (Tele) (f/1.2 vs f/2.8)
- AM.Zuiko Digital ED 45mm F1.2 PRO has lower Weight (410 g vs 695 g)
Key specs at a glance
Size and weight, to scale
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M.Zuiko Digital ED 45mm F1.2 PRO
⌀70 × 85 mm
410 g (0.90 lb / 14.46 oz)
Credit card
85.6 × 54 mm
for scale
FE 24-70mm F2.8 GM II
⌀88 × 120 mm
695 g (1.53 lb / 24.52 oz)
M.Zuiko Digital ED 45mm F1.2 PRO is 35mm shorter and 18mm narrower than FE 24-70mm F2.8 GM II.
M.Zuiko Digital ED 45mm F1.2 PRO is 285 g lighter than FE 24-70mm F2.8 GM II.
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 45mm F1.2 PRO
- ✓
Special elements
Adds 1 Aspherical, 1 DSA, 3 ED…
- ✓
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
- ✓
Weight
410 g vs 695 g — lower is better
- ✓
Length
84.9 mm vs 120 mm — lower is better
- ✓
Diameter
70 mm vs 88 mm — lower is better
Reasons to choose the FE 24-70mm F2.8 GM II
- ✓
Special elements
Adds 2 XA (extreme aspherical), 3 Aspherical, 2 ED…
- ✓
Min focus distance
21 cm vs 50 cm — lower is better
- ✓
Custom function button
Only FE 24-70mm F2.8 GM II supports it
- ✓
Max magnification
0.32 × vs 0.1 × — higher is better
Shared specifications
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.
M.Zuiko Digital ED 45mm F1.2 PRO
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
- –Third-party or older alternatives may offer better value
FE 24-70mm F2.8 GM II
Pros
- ✓Outstanding sharpness across the entire zoom range
- ✓Remarkably small and lightweight for an f/2.8 zoom
- ✓Four XD Linear focus motors provide blazing-fast AF tracking
- ✓Excellent close-up magnification
- ✓De-clickable aperture ring and customized function buttons
Cons
- –No built-in optical image stabilization (relies on body IBIS)
- –High launch price
- –Aperture ring can be easily bumped if not locked
Decided which one is right for you?
Compare live prices for the M.Zuiko Digital ED 45mm F1.2 PRO and FE 24-70mm F2.8 GM II at major authorized retailers.
OM System M.Zuiko Digital ED 45mm F1.2 PRO
Sony FE 24-70mm F2.8 GM II
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.