Compare Tamron 17–70mm F2.8 vs Tamron 28-75mm F/2.8 Di III G2
Construction
Aperture Blades
9 blades, Circular diaphragm
9 blades, Circular Diaphragm
Colors
Black
Form Factor
Standard Zoom Lens
Standard Zoom Lens
Image Size
APS-C
Full-Frame
Lens Mount
Fujifilm X-mount, Sony E-mount
Sony E-mount, Sony E-mount
Motor
Stepper motor
Linear Motor
Optical Formula | Elements
16 elements
17 elements
Optical Formula | Groups
12 groups
15 groups
Optical Formula | Special Glass
Two GM (Glass Molded Aspherical) elements and one hybrid aspherical lens element. groups
Dimensions
Filter Diameter
67 mm / 2.64 in
67 mm / 2.64 in
Size | Diameter
75 mm / 2.95 in
76 mm / 2.99 in
Size | Length
120 mm / 4.72 in
118 mm / 4.65 in
Weight
530 g / 18.73 oz
540 g / 19.08 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)
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (wide) ~ 32.2° Diagonal | 27.0° Horizontal | 18.2° Vertical (tele)
Aperture
f/2.8
f/2.8 ~ f/22
Autofocus
Yes
Yes
Crop Factor
1.5
Focal Length
17 mm ~ 70 mm
28 mm ~ 75 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
Performance
Max Magnification
0.37x
Min Focus Distance
200 mm / 7.87 in
180 mm / 7.09 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2022-06-16
2021-08-05
Model Name
A063
Reviews
Neofiliac score
59%
69%
Pros
- Optically stabilized
- Weather-sealed
- Decent build quality
- Very sharp
- Weather-sealed
- Added customizability
- Priced like the G1
- Better built than the G1
Cons
- Not the highest grade of image quality
- External zoom without zoom lock
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