Sigma
20mm F1.4 DG DN Art
Sony E Mount
20mm F1.4 DG DN Art — 20mm f/1.4 for Sony E, a popular choice in the sigma lineup.
$899
Launch priceReleased Aug 2022
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
20mm F1.4 DG DN Art is 10 months newer.
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Wins
20mm F1.4 DG DN Art
Wins
FE 70-200mm F2.8 GM OSS II
TL;DR — Key differences
- BFE 70-200mm F2.8 GM OSS II has higher OIS effectiveness (4.5 stops vs 0 stops)
- A20mm F1.4 DG DN Art has lower Weight (335 g vs 1045 g)
- A20mm F1.4 DG DN Art has lower Length (97 mm vs 200 mm)
- A20mm F1.4 DG DN Art has lower Max aperture (Wide) (f/1.4 vs f/2.8)
- A20mm F1.4 DG DN Art has lower Max aperture (Tele) (f/1.4 vs f/2.8)
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 20mm F1.4 DG DN Art
- ✓
Special elements
Adds Aspherical, ED
- ✓
Weight
335 g vs 1045 g — lower is better
- ✓
Length
97 mm vs 200 mm — lower is better
- ✓
Max aperture (Wide)
f/1.4 vs f/2.8 — lower is better
- ✓
Max aperture (Tele)
f/1.4 vs f/2.8 — lower is better
- ✓
Min focus distance
30 cm vs 40 cm — lower is better
- ✓
Diameter
86 mm vs 88 mm — lower is better
Reasons to choose the FE 70-200mm F2.8 GM OSS II
- ✓
Special elements
Adds 1 XA, 1 Aspherical, 1 Super ED…
- ✓
OIS effectiveness
4.5 stops vs 0 stops — higher is better
- ✓
Optical stabilization
Only FE 70-200mm F2.8 GM OSS II supports it
- ✓
Custom function button
Only FE 70-200mm F2.8 GM OSS II supports it
- ✓
Max magnification
0.3 × vs 0.15 × — higher is better
Shared specifications
Internal focus
Both support internal focus
Weather sealing
Both support weather sealing
Pros & cons at a glance
Editorially curated highlights and trade-offs.
20mm F1.4 DG DN Art
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
- ✓Lightweight design easy to carry all day
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 20mm F1.4 DG DN Art and FE 70-200mm F2.8 GM OSS II at major authorized retailers.
Sigma 20mm F1.4 DG DN Art
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 May 2026.