AskMaddi
What do reviewers say about the Fujifilm 400mm f4.5?
As of September 2026, among the 4 reviews we compiled, mount compatibility drew the most discussion: 33 claims, which we read as 15% positive, 85% neutral, 0% negative.
Synthesized from 4 reviewer sources for Fujifilm 400mm f4.5. AF for video draws the most discussion: 2 positive, 9 neutral, and 1 negative across 12 sentiment markers.
What are the Fujifilm 400mm f4.5 specifications?
Focal Length Mm400 mm
Max Aperturef/4.5
specs: designation
What do reviewers praise and criticize?
Optical Performance
6 pos · 4 neu · 2 neg
“I can't yet give a definitive judgement on corner sharpness as my brief time.” — Digitalcameraworld Cameras Lenses Hands
Build Quality
1 pos · 4 neu · 0 neg
Mount Compatibility
5 pos · 28 neu · 0 neg
“Key Specifications Lens: Fujifilm XF 400mm f/4.5 R LM OIS WR Mount: Fujifilm X mount Lens type: Super-telephoto prime Focal length: 400mm Full frame.” — Fstoppers Gear Fujifilms New
Price & Value
2 pos · 4 neu · 0 neg
“the XF 100-400mm f/4.5-5.6 and the 150-600mm f/5.6-8, both of which are more affordable but also let in less light.” — Petapixel
Weight & Portability
1 pos · 6 neu · 0 neg
More detail — 9 additional axes
Vignetting
0 pos · 1 neu · 0 neg
Chromatic Aberration
3 pos · 5 neu · 0 neg
“two Super ED elements and 4 ED elements (extra-low dispersion) which the company says effectively minimizes chromatic aberration and contributes to what Fujifilm calls exceptional.” — Petapixel
Coma
0 pos · 1 neu · 0 neg
Bokeh
2 pos · 0 neu · 0 neg
Color Rendition
1 pos · 2 neu · 0 neg
Filter Thread
0 pos · 2 neu · 0 neg
Dimensions
0 pos · 12 neu · 0 neg
Handling
2 pos · 0 neu · 1 neg
AF Noise
1 pos · 2 neu · 0 neg
Which reviews is this based on? (4)
Every claim above traces to these original reviews. We don't write opinions — we synthesize theirs.