Panasonic
LEICA DG NOCTICRON 42.5mm F1.2
Micro Four Thirds Mount
LEICA DG NOCTICRON 42.5mm F1.2 — 42.5mm f/1.2 for Micro Four Thirds, a popular choice in the panasonic lineup.
$1,599
Launch priceReleased Aug 2014
Sony
FE 70-200mm F2.8 GM OSS II
Sony E Mount
The standard telephoto zoom, completely redesigned to be 29% lighter and significantly sharper.
$2,799
Launch priceReleased Oct 2021
FE 70-200mm F2.8 GM OSS II is 7.2 years newer.
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Wins
LEICA DG NOCTICRON 42.5mm F1.2
Wins
FE 70-200mm F2.8 GM OSS II
Which would you choose?
TL;DR — Key differences
- ALEICA DG NOCTICRON 42.5mm F1.2 has lower Weight (425 g vs 1045 g)
- ALEICA DG NOCTICRON 42.5mm F1.2 has lower Max aperture (Wide) (f/1.2 vs f/2.8)
- ALEICA DG NOCTICRON 42.5mm F1.2 has lower Max aperture (Tele) (f/1.2 vs f/2.8)
- ALEICA DG NOCTICRON 42.5mm F1.2 has lower Length (110 mm vs 200 mm)
- ALEICA DG NOCTICRON 42.5mm F1.2 has lower Diameter (70 mm vs 88 mm)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareLEICA DG NOCTICRON 42.5mm F1.2
⌀70 × 110 mm
425 g (0.94 lb / 14.99 oz)
Credit card
85.6 × 54 mm
for scale
FE 70-200mm F2.8 GM OSS II
⌀88 × 200 mm
1045 g (2.30 lb / 36.86 oz)
LEICA DG NOCTICRON 42.5mm F1.2 is 90mm shorter and 18mm narrower than FE 70-200mm F2.8 GM OSS II.
LEICA DG NOCTICRON 42.5mm F1.2 is 620 g lighter than FE 70-200mm F2.8 GM OSS 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 LEICA DG NOCTICRON 42.5mm F1.2
- ✓
Special elements
Adds Aspherical, ED
- ✓
Weight
425 g vs 1045 g — lower is better
- ✓
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
- ✓
Control ring
Only LEICA DG NOCTICRON 42.5mm F1.2 supports it
- ✓
Length
110 mm vs 200 mm — lower is better
- ✓
Diameter
70 mm vs 88 mm — lower is better
- ✓
OIS effectiveness
5 stops vs 4.5 stops — higher is better
Reasons to choose the FE 70-200mm F2.8 GM OSS II
- ✓
Special elements
Adds 1 XA, 1 Aspherical, 1 Super ED…
- ✓
Max magnification
0.3 × vs 0.25 × — higher is better
Shared specifications
Internal focus
Both support internal focus
Optical stabilization
Both support optical stabilization
Weather sealing
Both support weather sealing
Custom function button
Both support custom function button
Pros & cons at a glance
Editorially curated highlights and trade-offs.
LEICA DG NOCTICRON 42.5mm F1.2
Pros
- ✓Bright f/1.2 aperture for low light and subject separation
- ✓Built-in optical image stabilization
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Third-party or older alternatives may offer better value
FE 70-200mm F2.8 GM OSS II
Pros
- ✓Extremely lightweight for an f/2.8 telephoto zoom (only 1045g)
- ✓Virtually instantaneous and silent autofocus with 4 XD Linear motors
- ✓Stunning optical performance and contrast across entire range
- ✓Outstanding built-in Optical SteadyShot stabilization
- ✓Dedicated physical aperture ring with click and lock switches
Cons
- –Very high price tag
- –Lens hood is bulky and can block storage space easily
Decided which one is right for you?
Compare live prices for the LEICA DG NOCTICRON 42.5mm F1.2 and FE 70-200mm F2.8 GM OSS II at major authorized retailers.
Panasonic LEICA DG NOCTICRON 42.5mm F1.2
Sony FE 70-200mm F2.8 GM OSS II
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed July 2026.