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Fujinon GF45mmF2.8 R WR vs Fujinon GF50mmF3.5 R LM WR
Short answer
The Fujinon GF45mmF2.8 R WR (45mm) and Fujinon GF50mmF3.5 R LM WR (50mm) are both standard lenses for the Fujifilm GFX mount. The Fujinon GF45mmF2.8 R WR is the faster lens at f/2.8 against f/3.5 on the Fujinon GF50mmF3.5 R LM WR.
Fujinon GF45mmF2.8 R WR: 3 specs ahead
Side by side
| Fujinon GF45mmF2.8 R WR | Fujinon GF50mmF3.5 R LM WR | |
|---|---|---|
| Brand | Fujifilm | Fujifilm |
| Focal length | 45mm | 50mm |
| 35mm equivalent | 36mm | 40mm |
| Maximum aperture | f/2.8 | f/3.5 |
| Mount | Fujifilm G | Fujifilm G |
| Autofocus | Yes | Yes |
| Optical stabilisation | No | No |
| Weather resistant | Yes | Yes |
| Aperture ring | Yes | Yes |
| Macro | No | No |
| Linear motor | No | Yes |
| Minimum aperture | f/32 | f/32 |
| Lens construction | 11 elements in 8 groups | — |
| Special elements | 1 aspherical, 2ED elements | — |
| Angle of view | 62.6° | 57.4° |
| Minimum focus | 0.45 m | 0.55 m |
| Maximum magnification | 0.14× | 0.1× |
| Weight | 490 g | 335 g |
| Diameter | ⌀84 mm | ⌀84 mm |
| Length | 88 mm | 48 mm |
| Filter thread | ⌀62 mm | ⌀62 mm |
Where each one is ahead
Reasons to choose the Fujinon GF45mmF2.8 R WR
- Wider view 36 mm vs 40 mm
- Maximum aperture f/2.8 vs f/3.5
- Minimum focus 0.45 m vs 0.55 m
- Maximum magnification 0.14× vs 0.1×
Reasons to choose the Fujinon GF50mmF3.5 R LM WR
- Longer reach 40 mm vs 36 mm
- Weight 335 g vs 490 g
- Length 48 mm vs 88 mm
Both have weather sealing and an aperture ring.
Neither has optical stabilisation and a macro design.
Framing and reach
| Lens | Frames like | Horizontal view | Frame width at 10 m |
|---|---|---|---|
| Fujinon GF45mmF2.8 R WR | 36 mm | 51.9° | 9.7 m |
| Fujinon GF50mmF3.5 R LM WR | 40 mm | 47.3° | 8.8 m |
The Fujinon GF50mmF3.5 R LM WR gets 1.11× closer to the subject than the Fujinon GF45mmF2.8 R WR: whatever it points at fills 1.11× more of the frame edge to edge, or 1.2× more of its area. With the Fujinon GF45mmF2.8 R WR you would have to walk about 10% of the distance towards the subject to get the same picture — or crop it later, which leaves roughly 81% of the original pixels.
Angles and widths are calculated from focal length and sensor width, horizontally, on the native sensor of each mount.
Size and weight
- The Fujinon GF50mmF3.5 R LM WR is 155 g lighter than the Fujinon GF45mmF2.8 R WR, about 32% less.
- The Fujinon GF45mmF2.8 R WR is 40 mm longer.
- Both take ⌀62 mm filters, so one set of filters fits both.
What each one suits
| Fujinon GF45mmF2.8 R WR | Fujinon GF50mmF3.5 R LM WR | |
|---|---|---|
| Birds and wildlife | Poor | Poor |
| Sports | Poor | Poor |
| Portrait | Fair | Fair |
| Travel | Very good | Very good |
| Street | Very good | Very good |
| Weddings | Very good | Very good |
| Walk around | Very good | Excellent |
| Vlogging | Poor | Poor |
| Landscape | Excellent | Excellent |
| 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 GFX body with interchangeable lenses — 7 in our list.
Which one to choose
Choose the Fujinon GF45mmF2.8 R WR if
- low light is the priority. At f/2.8 it lets in 0.6 stops more than f/3.5 — faster shutter speeds indoors and softer backgrounds.
- you want more in the frame. It starts at 36 mm equivalent, against 40 mm on the other lens — interiors, landscapes and groups at close range.
Choose the Fujinon GF50mmF3.5 R LM WR if
- weight matters to you. It is 155 g lighter, roughly 32% less to carry.
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 lighter, the Fujinon GF45mmF2.8 R WR or the Fujinon GF50mmF3.5 R LM WR?
The Fujinon GF50mmF3.5 R LM WR, by 155 g — about 32% less.
Which is better in low light, the Fujinon GF45mmF2.8 R WR or the Fujinon GF50mmF3.5 R LM WR?
The Fujinon GF45mmF2.8 R WR. At f/2.8 against f/3.5 it gathers 0.6 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.
Do the Fujinon GF45mmF2.8 R WR and Fujinon GF50mmF3.5 R LM WR use the same filters?
Yes. Both take ⌀62 mm screw-in filters.
Will both lenses fit my camera?
Both use the Fujifilm G mount, so they fit any GFX camera with interchangeable lenses. They do not fit X Series bodies.
compare.faqTitle
Which one is lighter?
The Fujinon GF50mmF3.5 R LM WR, by 155 g (335 g against 490 g).
Which is better, the Fujinon GF45mmF2.8 R WR or the Fujinon GF50mmF3.5 R LM WR?
On measurable specs the Fujinon GF45mmF2.8 R WR leads, 3 wins against 2. That is a spec count, not a field test.
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Built from the specifications Fujifilm publishes.