Compare Tamron 50-400mm F4.5-6.3 vs Tamron 70-300mm F/4.5-6.3 vs Tamron 17-70mm F/2.8
Construction
Aperture Blades
9 blades, rounded aperture blades
9 blades
9 blades
Colors
Black
Black
Black
Form Factor
Super Telephoto Zoom Lens
Telephoto Zoom Lens
Standard Zoom Lens
Image Size
Full-Frame
Full-Frame
APS-C
Lens Mount
Sony E-mount, Sony E-mount
Sony E-mount
Sony E-mount
Material
Magnesium alloy
Motor
Linear Motor
Stepper motor
Stepper motor
Optical Formula | Elements
24 elements
15 elements
16 elements
Optical Formula | Groups
18 groups
10 groups
12 groups
Optical Formula | Special Glass
1 low-dispersion element, BBAR coating groups
1 aspherical + 2 glass-molded aspherical elements groups
Dimensions
Filter Diameter
67 mm / 2.64 in
67 mm / 2.64 in
67 mm / 2.64 in
Size | Diameter
89 mm / 3.50 in
77 mm / 3.03 in
75 mm / 2.95 in
Size | Length
183 mm / 7.20 in
148 mm / 5.83 in
119 mm / 4.69 in
Weight
1155 g / 40.81 oz
545 g / 19.26 oz
525 g / 18.55 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)
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (wide) ~ 8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (tele)
80.7° Diagonal | 70.4° Horizontal | 50.4° Vertical (wide) ~ 23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (tele)
Aperture
f/4.5–6.3 ~ f/22–32
f/4.5–6.3 ~ f/22–32
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
50 mm ~ 400 mm
70 mm ~ 300 mm
17 mm ~ 70 mm
Focal Length (35mm Equivalent)
25.5 mm ~ 105.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes
No
Yes
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom
External zoom
External zoom
Performance
Max Magnification
0.5x
0.11x
0.21x
Min Focus Distance
250 mm / 9.84 in
800 mm / 31.50 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2022-08-24
2020-09-25
2020-12-03
Model Name
A047
B070
Reviews
Neofiliac score
59%
60%
69%
Pros
- Optically stabilized
- Weather-sealed
- Versatile focal range
- Very useful focal range
- Weather-sealed
- Well corrected
- Optically stabilized
- Weather-sealed
- Fast AF
- Good image quality
Cons
- Dark maximum aperture
- Long & heavy
- Questionable image quality of a superzoom
- Dark and variable maximum aperture
- External zoom without zoom lock
- Not the best build quality
- Not the sharpest
- External zoom without zoom lock
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