Samyang AF 45mm F1.8 FEvsSigma 45mm F2.8 DG DN Contemporary
AF 45mm F1.8 FE
45mm / F1.8
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45mm F2.8 DG DN Contemporary
45mm / F2.8
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Which to choose
When the AF 45mm F1.8 FE suits you better
- Brightness1.3 stops brighter — better in low light and blurs the background more
- Weight68g lighter, so easier to carry
When the 45mm F2.8 DG DN Contemporary suits you better
- Close focusFocuses as close as 24cm
- Weather sealingHas weather sealing
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
- AF 45mm F1.8 FE56.4mm long × 62mm diameter
- 45mm F2.8 DG DN Contemporary48.2mm long × 64mm diameter
Specifications compared
| Specification | Samyang AF 45mm F1.8 FE | Sigma 45mm F2.8 DG DN Contemporary | Difference |
|---|---|---|---|
| Focal length (wide) | 45mm | 45mm | — |
| Focal length (tele) | 45mm | 45mm | — |
| Max aperture (wide) | F1.8 | F2.8 | 1.3 stops brighter |
| Max aperture (tele) | F1.8 | F2.8 | 1.3 stops brighter |
| Min aperture | F22 | F22 | — |
| Min focus distance | 45cm | 24cm | +0.21m |
| Max magnification | 0.11× | 0.25× | −0.14x |
| Aperture blades | 9blades | 7blades | +2blades |
| Weight | 162g | 230g | −68g |
| Length | 56.4mm | 48.2mm | +8.2mm |
| Diameter | 62mm | 64mm | −2mm |
| Filter size | 49mm | 55mm | −6mm |
| Released | 2019 | 2019 | — |
| Stabilization | No | No | — |
| Weather sealing | No | Yes | No |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as AF 45mm F1.8 FE relative to 45mm F2.8 DG DN Contemporary.The highlighted cell is the better side for that specification.
Check prices
AF 45mm F1.8 FE
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45mm F2.8 DG DN Contemporary
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AF 45mm F1.8 FE in detail45mm F2.8 DG DN Contemporary in detailAll E-mount lenses