Sigma 16-28mm F2.8 DG DN ContemporaryvsSigma 20mm F2 DG
16-28mm F2.8 DG DN Contemporary
16-28mm / F2.8
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20mm F2 DG
20mm / F2
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Which to choose
When the 16-28mm F2.8 DG DN Contemporary suits you better
- Zoom rangeCovers 16-28mm in a single lens
When the 20mm F2 DG suits you better
- Brightness1.0 stops brighter — better in low light and blurs the background more
- Weight80g lighter, so easier to carry
These points are derived mechanically from the numbers. How a lens actually renders does not show up in specifications, so look at samples before deciding.
Size compared
- 16-28mm F2.8 DG DN Contemporary102.6mm long × 77.2mm diameter
- 20mm F2 DG74.4mm long × 70mm diameter
Specifications compared
| Specification | Sigma 16-28mm F2.8 DG DN Contemporary | Sigma 20mm F2 DG | Difference |
|---|---|---|---|
| Focal length (wide) | 16mm | 20mm | −4mm |
| Focal length (tele) | 28mm | 20mm | +8mm |
| Max aperture (wide) | F2.8 | F2 | 1.0 stops darker |
| Max aperture (tele) | F2.8 | F2 | 1.0 stops darker |
| Min aperture | F22 | — | No data |
| Min focus distance | 25cm | — | No data |
| Max magnification | 0.18× | — | No data |
| Aperture blades | 9blades | — | No data |
| Weight | 450g | 370g | +80g |
| Length | 102.6mm | 74.4mm | +28.2mm |
| Diameter | 77.2mm | 70mm | +7.2mm |
| Filter size | 72mm | 62mm | +10mm |
| Released | 2022 | 2025 | −3year |
| Stabilization | No | No | — |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as 16-28mm F2.8 DG DN Contemporary relative to 20mm F2 DG.The highlighted cell is the better side for that specification.
Check prices
16-28mm F2.8 DG DN Contemporary
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20mm F2 DG
ADLinks to Amazon, B&H Photo, Adorama, KEH Camera, MPB, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links marked “Search results” go to that retailer’s search page for this lens name.Check price and availability on the retailer’s own site.
16-28mm F2.8 DG DN Contemporary in detail20mm F2 DG in detailAll E-mount lenses