Sigma 20mm F1.4 DG DN ArtvsSony FE 20mm F1.8 G
20mm F1.4 DG DN Art
20mm / F1.4
—
FE 20mm F1.8 G
20mm / F1.8
—
Which to choose
When the 20mm F1.4 DG DN Art suits you better
- Brightness0.7 stops brighter — better in low light and blurs the background more
When the FE 20mm F1.8 G suits you better
- Weight262g lighter, so easier to carry
- Close focusFocuses as close as 19cm
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
- 20mm F1.4 DG DN Art113.2mm long × 87.8mm diameter
- FE 20mm F1.8 G84.7mm long × 73.5mm diameter
Specifications compared
| Specification | Sigma 20mm F1.4 DG DN Art | Sony FE 20mm F1.8 G | Difference |
|---|---|---|---|
| Focal length (wide) | 20mm | 20mm | — |
| Focal length (tele) | 20mm | 20mm | — |
| Max aperture (wide) | F1.4 | F1.8 | 0.7 stops brighter |
| Max aperture (tele) | F1.4 | F1.8 | 0.7 stops brighter |
| Min aperture | F16 | F22 | −6.0 |
| Min focus distance | 23cm | 19cm | +0.04m |
| Max magnification | 0.16× | 0.22× | −0.06x |
| Aperture blades | 11blades | 9blades | +2blades |
| Weight | 635g | 373g | +262g |
| Length | 113.2mm | 84.7mm | +28.5mm |
| Diameter | 87.8mm | 73.5mm | +14.3mm |
| Filter size | 82mm | 67mm | +15mm |
| Released | 2022 | 2020 | +2year |
| Stabilization | No | No | — |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as 20mm F1.4 DG DN Art relative to FE 20mm F1.8 G.The highlighted cell is the better side for that specification.
Check prices
20mm F1.4 DG DN Art
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FE 20mm F1.8 G
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20mm F1.4 DG DN Art in detailFE 20mm F1.8 G in detailAll E-mount lenses