Compare Tamron 17–70mm F2.8 vs Tamron 70-180mm F/2.8
Construction
Aperture Blades
9 blades, Circular diaphragm
Colors
Black
Form Factor
Standard Zoom Lens
Telephoto Zoom Lens
Image Size
APS-C
Full-Frame
Lens Mount
Fujifilm X-mount, Sony E-mount
Sony E-mount
Motor
Stepper motor
Linear Motor
Optical Formula | Elements
16 elements
Optical Formula | Groups
12 groups
Optical Formula | Special Glass
Two GM (Glass Molded Aspherical) elements and one hybrid aspherical lens element. groups
Fluorine coating groups
Dimensions
Filter Diameter
67 mm / 2.64 in
67 mm / 2.64 in
Size | Diameter
75 mm / 2.95 in
Size | Length
120 mm / 4.72 in
149 mm / 5.87 in
Weight
530 g / 18.73 oz
815 g / 28.80 oz
Function
Angle Of View
80.7° Diagonal | 70.4° Horizontal | 50.4° Vertical (wide) ~ 23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (tele)
34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (wide) ~ 13.7° Diagonal | 11.4° Horizontal | 7.6° Vertical (tele)
Aperture
f/2.8
f/2.8
Autofocus
Yes
Yes
Crop Factor
1.5
Focal Length
17 mm ~ 70 mm
70 mm ~ 180 mm
Focal Length (35mm Equivalent)
25.5 mm ~ 105.0 mm
Focus Type
Internal
Internal
Image Stabilization
Yes
No
Weather Resistance
Yes
Yes
Zoom Type
External zoom
External zoom (zoom lock available)
Performance
Min Focus Distance
200 mm / 7.87 in
850 mm / 33.46 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2022-06-16
2019-10-23
Model Name
A056
Reviews
Neofiliac score
59%
60%
Pros
- Optically stabilized
- Weather-sealed
- Decent build quality
- Sound build quality
- Fast autofocus
- Very sharp
- Zoom lock prevents zoom creep
- Weather-sealed
Cons
- Not the highest grade of image quality
- Not the most solid zoom mechanism
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