Fujifilm XF33mmF1.4 R LM WRvsSigma 17-40mm F1.8 DC
XF33mmF1.4 R LM WR
33mm / F1.4
50mm equiv.
—
17-40mm F1.8 DC
17-40mm / F1.8
26-60mm equiv.
—
Which to choose
When the XF33mmF1.4 R LM WR suits you better
- Brightness0.7 stops brighter — better in low light and blurs the background more
- Weight170g lighter, so easier to carry
When the 17-40mm F1.8 DC suits you better
- Zoom rangeCovers 17-40mm in a single lens
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
- XF33mmF1.4 R LM WR73.5mm long × 67mm diameter
- 17-40mm F1.8 DC118.2mm long × 72.9mm diameter
Specifications compared
| Specification | Fujifilm XF33mmF1.4 R LM WR | Sigma 17-40mm F1.8 DC | Difference |
|---|---|---|---|
| Focal length (wide) | 33mm | 17mm | +16mm |
| Focal length (tele) | 33mm | 40mm | −7mm |
| 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 | — | No data |
| Min focus distance | 30cm | — | No data |
| Max magnification | 0.15× | — | No data |
| Aperture blades | 9blades | — | No data |
| Weight | 360g | 530g | −170g |
| Length | 73.5mm | 118.2mm | −44.7mm |
| Diameter | 67mm | 72.9mm | −5.9mm |
| Filter size | 58mm | 67mm | −9mm |
| Released | 2021 | 2025 | −4year |
| Stabilization | No | No | — |
| Weather sealing | Yes | Yes | — |
| Macro | No | No | — |
| Autofocus | Yes | Yes | — |
The difference column reads as XF33mmF1.4 R LM WR relative to 17-40mm F1.8 DC.The highlighted cell is the better side for that specification.
Check prices
XF33mmF1.4 R LM WR
ADLinks to Amazon, MPB, Wex Photo Video, Park Cameras, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links to London Camera Exchange are not affiliate links.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.
17-40mm F1.8 DC
ADLinks to Amazon, MPB, Wex Photo Video, Park Cameras, eBay are affiliate links. We may earn a commission if you buy through them, at no extra cost to you.Links to London Camera Exchange are not affiliate links.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.
XF33mmF1.4 R LM WR in detail17-40mm F1.8 DC in detailAll X Mount lenses