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Fujinon XF90mmF2 R LM WR vs Viltrox AF 75mm F1.2 Pro XF
Short answer
The Fujinon XF90mmF2 R LM WR (90mm) and Viltrox AF 75mm F1.2 Pro XF (75mm) are both portrait lenses for the Fujifilm X mount. The Viltrox AF 75mm F1.2 Pro XF is the faster lens at f/1.2 against f/2 on the Fujinon XF90mmF2 R LM WR. Only the Fujinon XF90mmF2 R LM WR has weather sealing and an aperture ring.
Viltrox AF 75mm F1.2 Pro XF: 1 specs ahead
Side by side
| Fujinon XF90mmF2 R LM WR | Viltrox AF 75mm F1.2 Pro XF | |
|---|---|---|
| Brand | Fujifilm | Viltrox |
| Focal length | 90mm | 75mm |
| 35mm equivalent | 135mm | 113mm |
| Maximum aperture | f/2 | f/1.2 |
| 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 | 7 | — |
| Lens construction | 11 elements in 8 groups | — |
| Special elements | 3 extra low dispersion elements | — |
| Angle of view | 17.9° | — |
| Minimum focus | 0.6 m | — |
| Maximum magnification | 0.2× | — |
| Weight | 540 g | — |
| Diameter | ⌀75 mm | — |
| Length | 105 mm | — |
| Filter thread | ⌀62 mm | — |
Where each one is ahead
Reasons to choose the Fujinon XF90mmF2 R LM WR
- Longer reach 135 mm vs 113 mm
Reasons to choose the Viltrox AF 75mm F1.2 Pro XF
- Wider view 113 mm vs 135 mm
- Maximum aperture f/1.2 vs f/2
Framing and reach
| Lens | Frames like | Horizontal view | Frame width at 10 m |
|---|---|---|---|
| Fujinon XF90mmF2 R LM WR | 135 mm | 14.9° | 2.6 m |
| Viltrox AF 75mm F1.2 Pro XF | 113 mm | 17.8° | 3.1 m |
The Fujinon XF90mmF2 R LM WR gets 1.19× closer to the subject than the Viltrox AF 75mm F1.2 Pro XF: whatever it points at fills 1.19× more of the frame edge to edge, or 1.4× more of its area. With the Viltrox AF 75mm F1.2 Pro XF you would have to walk about 16% of the distance towards the subject to get the same picture — or crop it later, which leaves roughly 70% 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 XF90mmF2 R LM WR | Viltrox AF 75mm F1.2 Pro XF | |
|---|---|---|
| Birds and wildlife | Poor | Poor |
| Sports | Average | Fair |
| Portrait | Excellent | Excellent |
| Travel | Poor | Poor |
| Street | Poor | Poor |
| Weddings | Excellent | Excellent |
| Walk around | Poor | Poor |
| Vlogging | Poor | Poor |
| Landscape | Poor | Poor |
| 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 75mm F1.2 Pro XF if
- low light is the priority. At f/1.2 it lets in 1.5 stops more than f/2 — 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 XF90mmF2 R LM WR or the Viltrox AF 75mm F1.2 Pro XF?
The Viltrox AF 75mm F1.2 Pro XF. At f/1.2 against f/2 it gathers 1.5 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 XF90mmF2 R LM WR or the Viltrox AF 75mm F1.2 Pro XF?
On measurable specs the Viltrox AF 75mm F1.2 Pro 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.