Sigma 28-70mm F2.8 DG DN | Contemporary vs Sony FE 28-70mm F3.5-5.6 OSS II
Key differences
- —The FE 28-70mm F3.5-5.6 OSS II is 177g lighter (293g vs 470g).
- —The 28-70mm F2.8 DG DN | Contemporary is faster: f/2.8 vs f/3.5 (≈0.6 stops more light).
- —At launch the FE 28-70mm F3.5-5.6 OSS II cost $449 less ($450 vs $899).
- —For close-ups the 28-70mm F2.8 DG DN | Contemporary reaches 0.30× vs 0.19×.
- Mount
- Sony E (FE)
- Sony E (FE)
- Focal length
- 28–70mm
- 28–70mm
- Max aperture
- F2.8◆
- F3.5–5.6
- Weight
- 470g
- 293g◆
- Dimensions ⌀ × L
- 72.2 × 103.5mm
- 72.5 × 83.0mm
- Volume
- 424 cm³
- 343 cm³◆
- Density
- 1.11 g/cm³
- 0.86 g/cm³
- Filter thread
- ⌀67mm
- ⌀55mm
- Min focus
- 0.19m◆
- 0.30m
- Max magnification
- 0.30×◆
- 0.19×
- Elements / groups
- 16 / 12
- 9 / 8
- Aperture blades
- 9◆
- 7
- Focus drive
- Stepping Motor
- Linear Motor
- Stabilisation
- —
- Yes
- Weather sealed
- —
- Yes
- Aperture ring
- —
- —
- Released
- 2021
- 2025
- MSRP (USD)
- $899
- $450◆
- Sharpness
- 8.6◆
- 7.0
- Bokeh Rendering
- 7.8◆
- 6.5
- Autofocus Speed
- 8.2
- 8.3◆
- Flare Resistance
- 8.0◆
- 7.3
- Build / Sealing
- 7.8◆
- 7.7
- Value / Size
- 9.0◆
- 7.6
Performance overlay
- 28-70mm F2.8 DG DN | Contemporary
- FE 28-70mm F3.5-5.6 OSS II
◆ marks the best value in a row. Scores are 0–10 editorial ratings.