Fujifilm XF 100-400mm f/4.5-5.6 R LM OIS WR
Summary
The Fujifilm XF 100-400mm f/4.5-5.6 R LM OIS WR is a solid optical performer — a telephoto zoom (150mm equivalent) with f/4.5 maximum aperture. The lens is priced at approximately ~$2000 USD. Please check the official product page for sample images, manuals, and firmware updates.
Genre Suitability
- Excellent for: Wildlife
- Adequate for: Landscape, Portrait, Sport
- Avoid for: Nightscape, Architecture, Street, Travel, Macro
Strengths
- Well-controlled aberrations
- Weather-sealed construction
- Fast linear motor autofocus
- Built-in optical stabilization
Weaknesses
- Noticeable distortion visible in architectural subjects
Specifications 20/20
| Optical construction | 21 elements in 14 groups (5 ED) |
| Coating | Super EBC, fluorine |
| Focal length | 100-400mm |
| Max aperture | f/4.5 |
| Sweet spot | f/8 |
| Aperture blades | 9 (circular) |
| Sunstar points | 18 (soft — circular blades) |
| Max magnification | 0.19x |
| Min focus distance | 1750mm |
| AF motor | LM |
| OIS | Yes |
| Weather sealed | Yes |
| Aperture ring | Yes |
| Clickless aperture | No |
| Focus ring | Yes |
| Focus by wire | Yes |
| Distance scale | No |
| Rotating front | No |
| Tripod mount | Yes |
| Weight | 1375g |
| Diameter | 94.8mm |
| Length | 210.5mm |
| Filter thread | 77mm |
| Year | 2016 |
Optical Quality 13/14
| Center (wide open) | 1.5 |
| Center (stopped) | 1.5 |
| Corner (stopped) | 1.0 |
| Coma | 2.0 |
| Astigmatism | 1.0 |
| Spherical aberration | 2.0 |
| Longitudinal CA | 2.0 |
| Lateral CA | 1.5 |
| Distortion | 0.5 |
| Vignetting (wide open) | 1.0 |
| Vignetting (stopped) | 1.5 |
| Bokeh | 1.0 |
| Flare resistance | 1.0 |
Sharpness
- Good center sharpness wide open
- Good center resolution stopped down
- Acceptable corner sharpness stopped down
Aberrations
- Virtually no longitudinal chromatic aberration
- Well-controlled lateral CA
- Negligible coma — point lights stay tight to the corners
- Moderate astigmatism
- Excellent spherical aberration correction
Rendering
- Acceptable bokeh rendering
- Moderate vignetting wide open, typical for the aperture class
- Vignetting clears well when stopped down
- Acceptable flare resistance with modern coatings
Distortion
- Noticeable distortion visible in architectural subjects
All optical scores are based on lab measurements and field tests from trusted review sources. For details on how we score lenses, see our scoring methodology.
Genre Fit
✗ Nightscape Photography 1/5
Nightscape Photography prioritizes coma control, astigmatism correction, and a fast aperture for short star exposures.
- Negligible coma — point lights stay tight to the corners
- Moderate astigmatism
- Slow f/4.5 aperture
- Well-controlled lateral CA
- Good center sharpness wide open
- Virtually no longitudinal chromatic aberration
- Moderate vignetting wide open, typical for the aperture class
- Excellent spherical aberration correction
~ Landscape Photography 3/5
Landscape Photography prioritizes corner-to-corner sharpness at stopped-down apertures and good flare resistance.
- Acceptable corner sharpness stopped down
- Good center resolution stopped down
- Noticeable distortion visible in architectural subjects
- Well-controlled lateral CA
- Virtually no longitudinal chromatic aberration
- Vignetting clears well when stopped down
- Acceptable flare resistance with modern coatings
- Moderate astigmatism
- Negligible coma — point lights stay tight to the corners
✗ Architecture Photography 2/5
Architecture Photography prioritizes geometric precision with minimal distortion and even corner sharpness.
- Acceptable corner sharpness stopped down
- Good center resolution stopped down
- Noticeable distortion visible in architectural subjects
- Well-controlled lateral CA
- Vignetting clears well when stopped down
- Acceptable flare resistance with modern coatings
✗ Street Photography 1/5
Street Photography prioritizes sharp stopped-down performance and a fast enough aperture for low light.
- Good center resolution stopped down
- Slow f/4.5 aperture
- Good center sharpness wide open
- Acceptable flare resistance with modern coatings
- Virtually no longitudinal chromatic aberration
- Negligible coma — point lights stay tight to the corners
✗ Travel Photography 1/5
Travel Photography prioritizes balanced image quality in a lightweight package.
- Good center resolution stopped down
- Heavy at 1375g
- Slow f/4.5 aperture
- Acceptable flare resistance with modern coatings
- Virtually no longitudinal chromatic aberration
~ Portrait Photography 3/5
Portrait Photography prioritizes smooth bokeh and critical center sharpness wide open for subject isolation.
- Acceptable bokeh rendering
- Good center sharpness wide open
- Virtually no longitudinal chromatic aberration
- Excellent spherical aberration correction
- Moderate vignetting wide open, typical for the aperture class
~ Sport Photography 3.5/5
Sport Photography prioritizes sharp wide-open center performance to freeze action at fast shutter speeds.
- Good center sharpness wide open
- Slow f/4.5 aperture
- Virtually no longitudinal chromatic aberration
- Well-controlled lateral CA
✓ Wildlife Photography 4/5
Wildlife Photography prioritizes center sharpness across apertures for distant subjects.
- Good center sharpness wide open
- Good center resolution stopped down
- Slow f/4.5 aperture
- Virtually no longitudinal chromatic aberration
- Well-controlled lateral CA
✗ Macro Photography 2/5
Macro Photography prioritizes stopped-down center sharpness and high magnification for close-up detail.
- Good center resolution stopped down
- Low magnification (0.19x)
- Noticeable distortion visible in architectural subjects
- Well-controlled lateral CA
- Virtually no longitudinal chromatic aberration
- Excellent spherical aberration correction
- Acceptable bokeh rendering