Panasonic
LUMIX S 85mm F1.8
Leica L Mount
LUMIX S 85mm F1.8 — 85mm f/1.8 for Leica L, a popular choice in the panasonic lineup.
$449
Launch priceReleased Nov 2020
Panasonic
LUMIX S PRO 50mm F1.4
Leica L Mount
LUMIX S PRO 50mm F1.4 — 50mm f/1.4 for Leica L, a popular choice in the panasonic lineup.
$2,299
Launch priceReleased Oct 2019
LUMIX S 85mm F1.8 is 1.1 years newer.
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Wins
LUMIX S 85mm F1.8
Wins
LUMIX S PRO 50mm F1.4
4 categories tied
TL;DR — Key differences
- ALUMIX S 85mm F1.8 has lower Weight (355 g vs 958 g)
- ALUMIX S 85mm F1.8 has lower Length (100 mm vs 184 mm)
- BLUMIX S PRO 50mm F1.4 has lower Max aperture (Wide) (f/1.4 vs f/1.8)
- BLUMIX S PRO 50mm F1.4 has lower Max aperture (Tele) (f/1.4 vs f/1.8)
Key specs at a glance
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 LUMIX S 85mm F1.8
- ✓
Weight
355 g vs 958 g — lower is better
- ✓
Length
100 mm vs 184 mm — lower is better
Reasons to choose the LUMIX S PRO 50mm F1.4
- ✓
Special elements
Adds ED
- ✓
Weather sealing
Only LUMIX S PRO 50mm F1.4 supports it
- ✓
Control ring
Only LUMIX S PRO 50mm F1.4 supports it
- ✓
Custom function button
Only LUMIX S PRO 50mm F1.4 supports it
- ✓
Max aperture (Wide)
f/1.4 vs f/1.8 — lower is better
- ✓
Max aperture (Tele)
f/1.4 vs f/1.8 — lower is better
Shared specifications
Min focus distance
Both 30 cm
Max magnification
Both 0.15 ×
Internal focus
Both support internal focus
Diameter
Both 81 mm
Pros & cons at a glance
Editorially curated highlights and trade-offs.
LUMIX S 85mm F1.8
Pros
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Lightweight design easy to carry all day
- ✓Native Leica L mount compatibility
Cons
- –Third-party or older alternatives may offer better value
LUMIX S PRO 50mm F1.4
Pros
- ✓Bright f/1.4 aperture for low light and subject separation
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Weather-sealed construction for outdoor shooting
Cons
- –Premium price point
- –Relatively heavy for extended handheld use
Decided which one is right for you?
Compare live prices for the LUMIX S 85mm F1.8 and LUMIX S PRO 50mm F1.4 at major authorized retailers.
Panasonic LUMIX S 85mm F1.8
Panasonic LUMIX S PRO 50mm F1.4
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed May 2026.