Compare Tamron 17–70mm F2.8 vs Tamron 28-75mm F/2.8 Di III vs Tamron 28-75mm F/2.8 Di III G2
Construction
Aperture Blades
9 blades, Circular diaphragm
9 blades
9 blades, Circular Diaphragm
Colors
Black
Black
Form Factor
Standard Zoom Lens
Standard Zoom Lens
Standard Zoom Lens
Image Size
APS-C
Full-Frame
Full-Frame
Lens Mount
Fujifilm X-mount, Sony E-mount
Sony E-mount
Sony E-mount, Sony E-mount
Motor
Stepper motor
Stepper motor
Linear Motor
Optical Formula | Elements
16 elements
15 elements
17 elements
Optical Formula | Groups
12 groups
12 groups
15 groups
Optical Formula | Special Glass
Two GM (Glass Molded Aspherical) elements and one hybrid aspherical lens element. groups
Molded glass, hybrid aspherical, low dispersion, extra low dispersion + BBAR and fluorine coatings groups
Dimensions
Filter Diameter
67 mm / 2.64 in
67 mm / 2.64 in
67 mm / 2.64 in
Size | Diameter
75 mm / 2.95 in
73 mm / 2.87 in
76 mm / 2.99 in
Size | Length
120 mm / 4.72 in
117 mm / 4.61 in
118 mm / 4.65 in
Weight
530 g / 18.73 oz
550 g / 19.43 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)
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
f/2.8 ~ f/22
Autofocus
Yes
Yes
Yes
Crop Factor
1.5
Focal Length
17 mm ~ 70 mm
28 mm ~ 75 mm
28 mm ~ 75 mm
Focal Length (35mm Equivalent)
25.5 mm ~ 105.0 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes
No
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom
External zoom
External zoom
Performance
Max Magnification
0.34x
0.37x
Min Focus Distance
200 mm / 7.87 in
190 mm / 7.48 in
180 mm / 7.09 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2022-06-16
2018-02-22
2021-08-05
Model Name
A036
A063
Reviews
Neofiliac score
59%
69%
69%
Pros
- Optically stabilized
- Weather-sealed
- Decent build quality
- Weather-sealed
- Excellent image quality
- Rather compact for an f/2.8 standard zoom
- 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
- Not the most solid build
- Only reaches 28mm
- External zoom without zoom lock
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