Compare Tamron 50-400mm F4.5-6.3 vs Sony 55mm F1.8 ZA
Construction
Aperture Blades
9 blades, rounded aperture blades
9 blades
Colors
Black
Black
Form Factor
Super Telephoto Zoom Lens
Normal Prime Lens
Image Size
Full-Frame
Full-Frame
Lens Mount
Sony E-mount, Sony E-mount
Sony E-mount
Material
All-metal construction
Motor
Linear Motor
Stepper motor
Optical Formula | Elements
24 elements
7 elements
Optical Formula | Groups
18 groups
5 groups
Optical Formula | Special Glass
3 aspherical elements groups
Dimensions
Filter Diameter
67 mm / 2.64 in
49 mm / 1.93 in
Size | Diameter
89 mm / 3.50 in
64 mm / 2.52 in
Size | Length
183 mm / 7.20 in
71 mm / 2.80 in
Weight
1155 g / 40.81 oz
281 g / 9.93 oz
Function
Angle Of View
46.8° Diagonal | 39.6° Horizontal | 27.0° Vertical (wide) ~ 6.2° Diagonal | 5.2° Horizontal | 3.4° Vertical (tele)
43.0° Diagonal | 36.2° Horizontal | 24.6° Vertical
Aperture
f/4.5–6.3 ~ f/22–32
f/1.8 ~ f/22
Autofocus
Yes
Yes
Focal Length
50 mm ~ 400 mm
55 mm
Focus Type
Internal
Internal
Image Stabilization
Yes
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom
Performance
Max Magnification
0.5x
0.14x
Min Focus Distance
250 mm / 9.84 in
500 mm / 19.69 in
Production
Accessory
Lens hood included
Lens Hood: ALC-SH131 (supplied)
Debut
2022-08-24
2013-10-16
Model Name
SEL55F18Z
Reviews
Neofiliac score
59%
88%
Pros
- Optically stabilized
- Weather-sealed
- Versatile focal range
- Beautifully built
- Weather-sealed
- Very sharp across the frame
Cons
- Dark maximum aperture
- Long & heavy
- Questionable image quality of a superzoom
- Quite expensive for a 1.8/50mm
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