Samyang AF 50mm F1.4 FE IIvsTamron 17-70mm F/2.8 Di III-A VC RXD
AF 50mm F1.4 FE II
50mm / F1.4
—
17-70mm F/2.8 Di III-A VC RXD
17-70mm / F2.8
26-105mm equiv.
—
Which to choose
When the AF 50mm F1.4 FE II suits you better
- Brightness2.0 stops brighter — better in low light and blurs the background more
- Weight105g lighter, so easier to carry
When the 17-70mm F/2.8 Di III-A VC RXD suits you better
- Close focusFocuses as close as 19cm
- Zoom rangeCovers 17-70mm in a single lens
- 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
- AF 50mm F1.4 FE II88.9mm long × 80.1mm diameter
- 17-70mm F/2.8 Di III-A VC RXD119.3mm long × 74.6mm diameter
Specifications compared
| Specification | Samyang AF 50mm F1.4 FE II | Tamron 17-70mm F/2.8 Di III-A VC RXD | Difference |
|---|---|---|---|
| Focal length (wide) | 50mm | 17mm | +33mm |
| Focal length (tele) | 50mm | 70mm | −20mm |
| Max aperture (wide) | F1.4 | F2.8 | 2.0 stops brighter |
| Max aperture (tele) | F1.4 | F2.8 | 2.0 stops brighter |
| Min aperture | F16 | F22 | −6.0 |
| Min focus distance | 40cm | 19cm | +0.21m |
| Max magnification | 0.15× | 0.21× | −0.06x |
| Aperture blades | 9blades | 9blades | — |
| Weight | 420g | 525g | −105g |
| Length | 88.9mm | 119.3mm | −30.4mm |
| Diameter | 80.1mm | 74.6mm | +5.5mm |
| Filter size | 72mm | 67mm | +5mm |
| Released | 2023 | 2021 | +2year |
| Stabilization | No | Yes | No |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as AF 50mm F1.4 FE II relative to 17-70mm F/2.8 Di III-A VC RXD.The highlighted cell is the better side for that specification.
Check prices
AF 50mm F1.4 FE II
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17-70mm F/2.8 Di III-A VC RXD
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AF 50mm F1.4 FE II in detail17-70mm F/2.8 Di III-A VC RXD in detailAll E-mount lenses