Sigma
18-50mm F2.8 DC DN Contemporary
Fujifilm X Mount
18-50mm F2.8 DC DN Contemporary — 18–50mm f/2.8 for Fujifilm X, a popular choice in the sigma lineup.
$549
Launch priceReleased Apr 2023
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
18-50mm F2.8 DC DN Contemporary is 1 year newer.
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Wins
18-50mm F2.8 DC DN Contemporary
Wins
FE 24-70mm F2.8 GM II
3 categories tied
Which would you choose?
TL;DR — Key differences
- A18-50mm F2.8 DC DN Contemporary has lower Weight (285 g vs 695 g)
- A18-50mm F2.8 DC DN Contemporary has lower Min focus distance (12.1 cm vs 21 cm)
- A18-50mm F2.8 DC DN Contemporary has lower Length (76.8 mm vs 120 mm)
- A18-50mm F2.8 DC DN Contemporary has lower Diameter (61.6 mm vs 88 mm)
- A18-50mm F2.8 DC DN Contemporary has higher Max magnification (0.36 × vs 0.32 ×)
Key specs at a glance
Size and weight, to scale
📸 Snap this lens size diff to share
18-50mm F2.8 DC DN Contemporary
⌀62 × 77 mm
285 g (0.63 lb / 10.05 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)
18-50mm F2.8 DC DN Contemporary is 43mm shorter and 26mm narrower than FE 24-70mm F2.8 GM II.
18-50mm F2.8 DC DN Contemporary is 410 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 18-50mm F2.8 DC DN Contemporary
- ✓
Weight
285 g vs 695 g — lower is better
- ✓
Special elements
Adds 1 SLD
- ✓
Min focus distance
12.1 cm vs 21 cm — lower is better
- ✓
Length
76.8 mm vs 120 mm — lower is better
- ✓
Diameter
61.6 mm vs 88 mm — lower is better
- ✓
Max magnification
0.36 × vs 0.32 × — higher is better
Reasons to choose the FE 24-70mm F2.8 GM II
- ✓
Special elements
Adds 2 XA (extreme aspherical), 2 ED, 2 Super ED
- ✓
Weather sealing
Only FE 24-70mm F2.8 GM II supports it
- ✓
Control ring
Only FE 24-70mm F2.8 GM II supports it
- ✓
Custom function button
Only FE 24-70mm F2.8 GM II supports it
Shared specifications
Max aperture (Wide)
Both f/2.8
Max aperture (Tele)
Both f/2.8
Internal focus
Both support internal focus
Pros & cons at a glance
Editorially curated highlights and trade-offs.
18-50mm F2.8 DC DN Contemporary
Pros
- ✓Versatile zoom range covers multiple focal lengths in one lens
- ✓Lightweight design easy to carry all day
- ✓Native Fujifilm X mount compatibility
Cons
- –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 18-50mm F2.8 DC DN Contemporary and FE 24-70mm F2.8 GM II at major authorized retailers.
Sigma 18-50mm F2.8 DC DN Contemporary
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.