Leica
Summicron-SL 35mm f/2 ASPH.
Leica L Mount
Summicron-SL 35mm f/2 ASPH. — 35mm f/2 for Leica L, a popular choice in the leica lineup.
$2,195
Launch priceReleased Jan 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 5.3 years newer.
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Wins
Summicron-SL 35mm f/2 ASPH.
Wins
FE 24-70mm F2.8 GM II
1 categories tied
TL;DR — Key differences
- BFE 24-70mm F2.8 GM II has lower Min focus distance (21 cm vs 35 cm)
- BFE 24-70mm F2.8 GM II has higher Max magnification (0.32 × vs 0.2 ×)
- ASummicron-SL 35mm f/2 ASPH. has lower Max aperture (Wide) (f/2 vs f/2.8)
- ASummicron-SL 35mm f/2 ASPH. has lower Max aperture (Tele) (f/2 vs f/2.8)
- ASummicron-SL 35mm f/2 ASPH. has lower Length (89 mm vs 120 mm)
Key specs at a glance
Size and weight, to scale
Summicron-SL 35mm f/2 ASPH.
⌀73 × 89 mm
538 g (1.19 lb / 18.98 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)
Summicron-SL 35mm f/2 ASPH. is 31mm shorter and 15mm narrower than FE 24-70mm F2.8 GM II.
Summicron-SL 35mm f/2 ASPH. is 157 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 Summicron-SL 35mm f/2 ASPH.
- ✓
Special elements
Adds 2 Aspherical
- ✓
Max aperture (Wide)
f/2 vs f/2.8 — lower is better
- ✓
Max aperture (Tele)
f/2 vs f/2.8 — lower is better
- ✓
Length
89 mm vs 120 mm — lower is better
- ✓
Weight
538 g vs 695 g — lower is better
- ✓
Diameter
73 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 35 cm — lower is better
- ✓
Max magnification
0.32 × vs 0.2 × — 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.
Summicron-SL 35mm f/2 ASPH.
Pros
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Weather-sealed construction for outdoor shooting
- ✓Native Leica L mount compatibility
Cons
- –Premium price point
- –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 Summicron-SL 35mm f/2 ASPH. and FE 24-70mm F2.8 GM II at major authorized retailers.
Leica Summicron-SL 35mm f/2 ASPH.
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.