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Compare Fujifilm GF 250mm F4 vs Fujifilm GF 20-35mm F4 vs Pentax-FA645 35mm F3.5

Construction

Aperture Blades
9 blades
9 blades, Rounded blades
9 blades, Rounded aperture
Colors
Black
Black
Form Factor
Medium Telephoto Prime Lens
Ultra Wide-Angle Zoom Lens
Ultra Wide-Angle Prime Lens
Image Size
Medium Format (44x33)
Medium Format (44x33)
Medium Format (645)
Lens Barrel
Physical aperture ring, Tripod collar
Physical aperture ring
Physical aperture ring, Distance scale
Lens Mount
Fujifilm G-mount
Fujifilm G-mount
Pentax 645 KAF2 bayonet
Material
Magnesium alloy
Motor
Linear Motor
Optical Formula | Elements
16 elements
14 elements
10 elements
Optical Formula | Groups
10 groups
10 groups
7 groups
Optical Formula | Special Glass
1 Super ED + 2 ED elements groups
Three aspherical, one aspherical extra-low dispersion (ED), three ED elements. groups
HRI and hybrid aspherical elements, HD and SP coatings groups

Dimensions

Filter Diameter
82 mm / 3.23 in
82 mm / 3.23 in
82 mm / 3.23 in
Size | Diameter
108 mm / 4.25 in
89 mm / 3.50 in
88 mm / 3.46 in
Size | Length
204 mm / 8.03 in
113 mm / 4.45 in
90 mm / 3.54 in
Weight
1425 g / 50.35 oz
725 g / 25.62 oz
570 g / 20.14 oz

Function

Angle Of View
12.5° Diagonal | 10.4° Horizontal | 7.0° Vertical
107.8° Diagonal | 97.4° Horizontal | 74.4° Vertical (wide) ~ 76.1° Diagonal | 66.1° Horizontal | 46.9° Vertical (tele)
89.9° Diagonal | 79.4° Horizontal | 57.9° Vertical
Aperture
f/4 ~ f/32
f/4 ~ f/22
f/3.5 ~ f/32
Autofocus
Yes
Yes
Yes
Crop Factor
0.8
0.8
0.6
Focal Length
250 mm
20 mm ~ 35 mm
35 mm
Focal Length (35mm Equivalent)
197.5 mm
15.8 mm ~ 27.7 mm
21.7 mm
Focus Type
Internal
Internal
Image Stabilization
Yes (5 stops)
No
Weather Resistance
Yes
Yes
No
Zoom Type
Internal zoom

Performance

Max Magnification
0.22x
0.25x
Min Focus Distance
1400 mm / 55.12 in
350 mm / 13.78 in
300 mm / 11.81 in

Production

Accessory
Lens hood included
Lens Hood: PH-RBE82 (supplied)
Debut
2018-04-12
2022-09-08
2015-11-11

Reviews

Neofiliac score
62%
89%
68%
Pros
  • Superb image quality
  • Optically stabilized
  • Weather-sealed
  • Comes with physical aperture ring
  • Comes with a tripod collar
  • The longest lens on G-mount
  • Internal zoom
  • Weather-sealed
  • Comes with physical aperture ring
  • Superb build quality
  • Great image quality
  • 0.25x reproduction ratio
  • Rather compact for what it is
  • Comes with physical aperture ring
Cons
  • Large and heavy
  • Not the brightest
  • Lacks weather sealing

Price

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