Compare Tamron 70-300mm F/4.5-6.3 vs Tamron 70-180mm F/2.8 vs Tamron 17-70mm F/2.8
Construction
Aperture Blades
9 blades
9 blades
Colors
Black
Black
Form Factor
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
Material
Magnesium alloy
Motor
Stepper motor
Linear Motor
Stepper motor
Optical Formula | Elements
15 elements
16 elements
Optical Formula | Groups
10 groups
12 groups
Optical Formula | Special Glass
1 low-dispersion element, BBAR coating groups
Fluorine 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
77 mm / 3.03 in
75 mm / 2.95 in
Size | Length
148 mm / 5.83 in
149 mm / 5.87 in
119 mm / 4.69 in
Weight
545 g / 19.26 oz
815 g / 28.80 oz
525 g / 18.55 oz
Function
Angle Of View
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (wide) ~ 8.3° Diagonal | 6.9° Horizontal | 4.6° Vertical (tele)
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (wide) ~ 13.7° Diagonal | 11.4° Horizontal | 7.6° 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/2.8
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
70 mm ~ 300 mm
70 mm ~ 180 mm
17 mm ~ 70 mm
Focal Length (35mm Equivalent)
25.5 mm ~ 105.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
No
No
Yes
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.11x
0.21x
Min Focus Distance
800 mm / 31.50 in
850 mm / 33.46 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2020-09-25
2019-10-23
2020-12-03
Model Name
A047
A056
B070
Reviews
Neofiliac score
60%
60%
69%
Pros
- Very useful focal range
- Weather-sealed
- Well corrected
- Sound build quality
- Fast autofocus
- Very sharp
- Zoom lock prevents zoom creep
- Weather-sealed
- Optically stabilized
- Weather-sealed
- Fast AF
- Good image quality
Cons
- Dark and variable maximum aperture
- External zoom without zoom lock
- Not the best build quality
- Not the sharpest
- Not the most solid zoom mechanism
- External zoom without zoom lock
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