Compare Pentax D-FA 645 Macro 90mm F2.8 vs Fujifilm GF 120mm F4 Macro vs Fujifilm GF 63mm F2.8
Construction
Aperture Blades
9 blades
9 blades, Rounded blades
9 blades, Rounded blades
Form Factor
Normal Prime Lens
Short Telephoto Prime Lens
Normal Prime Lens
Image Size
Medium Format (645)
Medium Format (44x33)
Medium Format (44x33)
Lens Barrel
Physical aperture ring
Physical aperture ring
Lens Mount
Pentax 645 KAF2 bayonet
Fujifilm G-mount
Fujifilm G-mount
Motor
Linear Motor
Optical Formula | Elements
11 elements
14 elements
10 elements
Optical Formula | Groups
9 groups
9 groups
8 groups
Optical Formula | Special Glass
3 ED elements groups
1 ED element groups
Dimensions
Filter Diameter
67 mm / 2.64 in
72 mm / 2.83 in
62 mm / 2.44 in
Size | Diameter
91 mm / 3.58 in
89 mm / 3.50 in
84 mm / 3.31 in
Size | Length
117 mm / 4.61 in
153 mm / 6.02 in
71 mm / 2.80 in
Weight
1040 g / 36.75 oz
980 g / 34.63 oz
405 g / 14.31 oz
Function
Angle Of View
42.4° Diagonal | 35.8° Horizontal | 24.3° Vertical
32.4° Diagonal | 27.2° Horizontal | 18.3° Vertical
46.9° Diagonal
Aperture
f/2.8 ~ f/22
f/4 ~ f/32
f/2.8 ~ f/32
Autofocus
Yes
Yes
Crop Factor
0.6
0.8
0.8
Focal Length
90 mm
120 mm
63 mm
Focal Length (35mm Equivalent)
55.8 mm
74.4 mm
50 mm
Focus Type
Internal
Extending front
Image Stabilization
Yes
Yes
No
Weather Resistance
Yes
Yes
Performance
Max Magnification
0.5x
0.5x
0.17x
Min Focus Distance
410 mm / 16.14 in
450 mm / 17.72 in
500 mm / 19.69 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2012-09-10
2017-01-19
2017-01-19
Reviews
Neofiliac score
59%
80%
88%
Pros
- 0.5x reproduction ratio
- Optically stabilized
- Great resolution
- Superb image quality
- Optically stabilized
- Weather-sealed
- Comes with physical aperture ring
- 0.5x reproduction ratio
- Lightweight and compact
- Weather-sealed
- Comes with physical aperture ring
- Beautifully built
- Very sharp
Cons
- Large and heavy
- Very expensive
- Dark maximum aperture
- Large and heavy
- Slow AF
- Corner weakeness
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