Sigma 18-50mm F2.8 DC DN ContemporaryvsSony FE 28-70mm F3.5-5.6 OSS
18-50mm F2.8 DC DN Contemporary
18-50mm / F2.8
27-75mm equiv.
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FE 28-70mm F3.5-5.6 OSS
28-70mm / F3.5-5.6
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Which to choose
When the 18-50mm F2.8 DC DN Contemporary suits you better
- Brightness0.6 stops brighter — better in low light and blurs the background more
- Close focusFocuses as close as 12cm
- Zoom rangeCovers 18-50mm in a single lens
When the FE 28-70mm F3.5-5.6 OSS suits you better
- StabilizationHas stabilization
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
- 18-50mm F2.8 DC DN Contemporary74.5mm long × 61.6mm diameter
- FE 28-70mm F3.5-5.6 OSS83mm long × 72.5mm diameter
Specifications compared
| Specification | Sigma 18-50mm F2.8 DC DN Contemporary | Sony FE 28-70mm F3.5-5.6 OSS | Difference |
|---|---|---|---|
| Focal length (wide) | 18mm | 28mm | −10mm |
| Focal length (tele) | 50mm | 70mm | −20mm |
| Max aperture (wide) | F2.8 | F3.5 | 0.6 stops brighter |
| Max aperture (tele) | F2.8 | F5.6 | 2.0 stops brighter |
| Min aperture | F22 | F22 | — |
| Min focus distance | 12cm | 30cm | −0.18m |
| Max magnification | 0.35× | 0.19× | +0.16x |
| Aperture blades | 7blades | 7blades | — |
| Weight | 290g | 295g | −5g |
| Length | 74.5mm | 83mm | −8.5mm |
| Diameter | 61.6mm | 72.5mm | −10.9mm |
| Filter size | 55mm | 55mm | — |
| Released | 2021 | 2013 | +8year |
| Stabilization | No | Yes | No |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as 18-50mm F2.8 DC DN Contemporary relative to FE 28-70mm F3.5-5.6 OSS.The highlighted cell is the better side for that specification.
Check prices
18-50mm F2.8 DC DN Contemporary
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FE 28-70mm F3.5-5.6 OSS
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.
18-50mm F2.8 DC DN Contemporary in detailFE 28-70mm F3.5-5.6 OSS in detailAll E-mount lenses