Compare
Fujinon XF18mmF1.4 R LM WR vs Sigma 16mm F1.4 DC DN Contemporary
Short answer
The Fujinon XF18mmF1.4 R LM WR (18mm) and Sigma 16mm F1.4 DC DN Contemporary (16mm) are both wide-angle lenses for the Fujifilm X mount. Only the Fujinon XF18mmF1.4 R LM WR has weather sealing and an aperture ring.
Evenly matched on paper
Side by side
| Fujinon XF18mmF1.4 R LM WR | Sigma 16mm F1.4 DC DN Contemporary | |
|---|---|---|
| Brand | Fujifilm | Sigma |
| Focal length | 18mm | 16mm |
| 35mm equivalent | 27mm | 24mm |
| Maximum aperture | f/1.4 | f/1.4 |
| Mount | Fujifilm X | Fujifilm X |
| Autofocus | Yes | Yes |
| Optical stabilisation | No | — |
| Weather resistant | Yes | — |
| Aperture ring | Yes | — |
| Macro | No | — |
| Linear motor | Yes | — |
| Minimum aperture | f/16 | — |
| Aperture blades | 9 | — |
| Lens construction | 15 elements in 9 groups | — |
| Special elements | 3 aspherical and 1 ED elements | — |
| Angle of view | 76.5° | — |
| Minimum focus | 0.2 m | — |
| Maximum magnification | 0.15× | — |
| Weight | 370 g | — |
| Diameter | ⌀68.8 mm | — |
| Length | 75.6 mm | — |
| Filter thread | ⌀62 mm | — |
Where each one is ahead
Reasons to choose the Fujinon XF18mmF1.4 R LM WR
- Longer reach 27 mm vs 24 mm
Reasons to choose the Sigma 16mm F1.4 DC DN Contemporary
- Wider view 24 mm vs 27 mm
Framing and reach
| Lens | Frames like | Horizontal view | Frame width at 10 m |
|---|---|---|---|
| Fujinon XF18mmF1.4 R LM WR | 27 mm | 66.3° | 13.1 m |
| Sigma 16mm F1.4 DC DN Contemporary | 24 mm | 72.6° | 14.7 m |
The Fujinon XF18mmF1.4 R LM WR gets 1.13× closer to the subject than the Sigma 16mm F1.4 DC DN Contemporary: whatever it points at fills 1.13× more of the frame edge to edge, or 1.3× more of its area. With the Sigma 16mm F1.4 DC DN Contemporary you would have to walk about 11% of the distance towards the subject to get the same picture — or crop it later, which leaves roughly 79% of the original pixels.
Angles and widths are calculated from focal length and sensor width, horizontally, on the native sensor of each mount.
What each one suits
| Fujinon XF18mmF1.4 R LM WR | Sigma 16mm F1.4 DC DN Contemporary | |
|---|---|---|
| Birds and wildlife | Poor | Poor |
| Sports | Poor | Poor |
| Portrait | Poor | Poor |
| Travel | Very good | Very good |
| Street | Excellent | Very good |
| Weddings | Excellent | Very good |
| Walk around | Excellent | Very good |
| Vlogging | Good | Very good |
| Landscape | Excellent | Good |
| Macro | Poor | Poor |
Scored from the published specifications — focal length, aperture, stabilisation, weather sealing and weight. Sharpness, bokeh and rendering are not in a spec sheet and are not scored here.
Cameras that take both
Both lenses fit every interchangeable-lens X Series body — 34 in our list. Fixed-lens models such as the X100 series cannot take them.
Which one to choose
Choose the Sigma 16mm F1.4 DC DN Contemporary if
- you want more in the frame. It starts at 24 mm equivalent, against 27 mm on the other lens — interiors, landscapes and groups at close range.
Everything above comes from published specifications. How sharp each lens is, how quickly it focuses and what its pictures look like are not in any spec sheet, so this comparison does not try to judge them.
Common questions
Will both lenses fit my camera?
Both use the Fujifilm X mount, so they fit any X Series camera with interchangeable lenses. They do not fit fixed-lens models such as the X100 series or GFX bodies.
compare.faqTitle
Which is better, the Fujinon XF18mmF1.4 R LM WR or the Sigma 16mm F1.4 DC DN Contemporary?
On paper they come out even across 22 compared specs. What is left is handling and today’s price, which this page does not measure.
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Built from the specifications Fujifilm publishes.