Samyang
AF 75mm F1.8 FE
Sony E Mount
AF 75mm F1.8 FE — 75mm f/1.8 for Sony E, a popular choice in the samyang lineup.
$349
Launch priceReleased Feb 2021
Viltrox
AF 75mm F1.2 FE
Sony E Mount
AF 75mm F1.2 FE — 75mm f/1.2 for Sony E, a popular choice in the viltrox lineup.
$539
Launch priceReleased Mar 2023
AF 75mm F1.2 FE is 2.1 years newer.
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Wins
AF 75mm F1.8 FE
Wins
AF 75mm F1.2 FE
1 categories tied
Which would you choose?
TL;DR — Key differences
- AAF 75mm F1.8 FE has lower Weight (257 g vs 585 g)
- BAF 75mm F1.2 FE has lower Max aperture (Wide) (f/1.2 vs f/1.8)
- BAF 75mm F1.2 FE has lower Max aperture (Tele) (f/1.2 vs f/1.8)
- AAF 75mm F1.8 FE has lower Length (69.1 mm vs 101 mm)
- AAF 75mm F1.8 FE has lower Diameter (67 mm vs 82 mm)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to shareAF 75mm F1.8 FE
⌀67 × 69 mm
257 g (0.57 lb / 9.07 oz)
Credit card
85.6 × 54 mm
for scale
AF 75mm F1.2 FE
⌀82 × 101 mm
585 g (1.29 lb / 20.64 oz)
AF 75mm F1.8 FE is 32mm shorter and 15mm narrower than AF 75mm F1.2 FE.
AF 75mm F1.8 FE is 328 g lighter than AF 75mm F1.2 FE.
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 AF 75mm F1.8 FE
- ✓
Special elements
Adds 1 HR, 1 ED
- ✓
Weight
257 g vs 585 g — lower is better
- ✓
Length
69.1 mm vs 101 mm — lower is better
- ✓
Diameter
67 mm vs 82 mm — lower is better
- ✓
Min focus distance
75 cm vs 80 cm — lower is better
- ✓
Max magnification
0.11 × vs 0.1 × — higher is better
Reasons to choose the AF 75mm F1.2 FE
- ✓
Special elements
Adds 3 ED, 3 HR
- ✓
Weather sealing
Only AF 75mm F1.2 FE supports it
- ✓
Max aperture (Wide)
f/1.2 vs f/1.8 — lower is better
- ✓
Max aperture (Tele)
f/1.2 vs f/1.8 — lower is better
Shared specifications
Internal focus
Both support internal focus
Pros & cons at a glance
Editorially curated highlights and trade-offs.
AF 75mm F1.8 FE
Pros
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Lightweight design easy to carry all day
- ✓Native Sony E mount compatibility
Cons
- –Third-party or older alternatives may offer better value
AF 75mm F1.2 FE
Pros
- ✓Bright f/1.2 aperture for low light and subject separation
- ✓Prime design typically delivers strong sharpness and lighter weight
- ✓Native Sony E mount compatibility
Cons
- –Third-party or older alternatives may offer better value
Decided which one is right for you?
Compare live prices for the AF 75mm F1.8 FE and AF 75mm F1.2 FE at major authorized retailers.
Samyang AF 75mm F1.8 FE
Viltrox AF 75mm F1.2 FE
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Full specifications
✓ = category winner
Specs sourced from manufacturer data. Use-case scores algorithmically derived. Last reviewed June 2026.