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Fujinon XF14mmF2.8 R vs Viltrox AF 13mm F1.4 XF
Short answer
The Fujinon XF14mmF2.8 R (14mm) and Viltrox AF 13mm F1.4 XF (13mm) are both wide-angle lenses for the Fujifilm X mount. The Viltrox AF 13mm F1.4 XF is the faster lens at f/1.4 against f/2.8 on the Fujinon XF14mmF2.8 R. Only the Fujinon XF14mmF2.8 R has an aperture ring.
Viltrox AF 13mm F1.4 XF: 1 specs ahead
Side by side
| Fujinon XF14mmF2.8 R | Viltrox AF 13mm F1.4 XF | |
|---|---|---|
| Brand | Fujifilm | Viltrox |
| Focal length | 14mm | 13mm |
| 35mm equivalent | 21mm | 20mm |
| Maximum aperture | f/2.8 | f/1.4 |
| Mount | Fujifilm X | Fujifilm X |
| Autofocus | Yes | Yes |
| Optical stabilisation | No | — |
| Weather resistant | No | — |
| Aperture ring | Yes | — |
| Macro | No | — |
| Linear motor | No | — |
| Minimum aperture | f/22 | — |
| Aperture blades | 7 | — |
| Angle of view | 90.8° | — |
| Minimum focus | 0.18 m | — |
| Maximum magnification | 0.12× | — |
| Weight | 235 g | — |
| Diameter | ⌀65 mm | — |
| Length | 58.4 mm | — |
| Filter thread | ⌀58 mm | — |
Where each one is ahead
Reasons to choose the Fujinon XF14mmF2.8 R
Nothing measurable in its favour.
Reasons to choose the Viltrox AF 13mm F1.4 XF
- Maximum aperture f/1.4 vs f/2.8
Framing and reach
| Lens | Frames like | Horizontal view | Frame width at 10 m |
|---|---|---|---|
| Fujinon XF14mmF2.8 R | 21 mm | 80° | 16.8 m |
| Viltrox AF 13mm F1.4 XF | 20 mm | 84.2° | 18.1 m |
Both lenses frame essentially the same view, so the choice comes down to aperture, size and handling rather than reach.
Angles and widths are calculated from focal length and sensor width, horizontally, on the native sensor of each mount.
What each one suits
| Fujinon XF14mmF2.8 R | Viltrox AF 13mm F1.4 XF | |
|---|---|---|
| Birds and wildlife | Poor | Poor |
| Sports | Poor | Poor |
| Portrait | Poor | Poor |
| Travel | Very good | Good |
| Street | Very good | Good |
| Weddings | Good | Good |
| Walk around | Good | Good |
| Vlogging | Very good | Very good |
| Landscape | Good | 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 Viltrox AF 13mm F1.4 XF if
- low light is the priority. At f/1.4 it lets in 2 stops more than f/2.8 — faster shutter speeds indoors and softer backgrounds.
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
Which is better in low light, the Fujinon XF14mmF2.8 R or the Viltrox AF 13mm F1.4 XF?
The Viltrox AF 13mm F1.4 XF. At f/1.4 against f/2.8 it gathers 2 stops more light, which matters without flash and for background blur. Stabilisation can offset some of that for still subjects, but not for moving ones.
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 XF14mmF2.8 R or the Viltrox AF 13mm F1.4 XF?
On measurable specs the Viltrox AF 13mm F1.4 XF leads, 1 wins against 0. That is a spec count, not a field test.
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Built from the specifications Fujifilm publishes.