Compare Tamron 28-200mm F/2.8-5.6 vs Tamron 17-70mm F/2.8
Construction
Aperture Blades
7 blades
9 blades
Colors
Black
Black
Form Factor
All-in-One Zoom Lens
Standard Zoom Lens
Image Size
Full-Frame
APS-C
Lens Mount
Sony E-mount
Sony E-mount
Motor
Stepper motor
Stepper motor
Optical Formula | Elements
18 elements
16 elements
Optical Formula | Groups
14 groups
12 groups
Optical Formula | Special Glass
Aspherical, hybrid aspherical, extra-low dispersion, low-dispersion elements + BBAR coating groups
1 aspherical + 2 glass-molded aspherical elements groups
Dimensions
Filter Diameter
67 mm / 2.64 in
67 mm / 2.64 in
Size | Diameter
74 mm / 2.91 in
75 mm / 2.95 in
Size | Length
117 mm / 4.61 in
119 mm / 4.69 in
Weight
576 g / 20.35 oz
525 g / 18.55 oz
Function
Angle Of View
75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (wide) ~ 12.4° Diagonal | 10.3° Horizontal | 6.9° Vertical (tele)
80.7° Diagonal | 70.4° Horizontal | 50.4° Vertical (wide) ~ 23.3° Diagonal | 19.5° Horizontal | 13.0° Vertical (tele)
Aperture
f/2.8–5.6 ~ f/16–32
f/2.8 ~ f/22
Autofocus
Yes
Yes
Crop Factor
1.5
Focal Length
28 mm ~ 200 mm
17 mm ~ 70 mm
Focal Length (35mm Equivalent)
25.5 mm ~ 105.0 mm
Focus Type
Internal
Internal
Image Stabilization
No
Yes
Weather Resistance
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.32x
0.21x
Min Focus Distance
190 mm / 7.48 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Debut
2020-06-11
2020-12-03
Model Name
A071
B070
Reviews
Neofiliac score
60%
69%
Pros
- Fast AF
- Very useful focal range
- Zoom lock prevents zoom creep
- Weather-sealed
- Optically stabilized
- Weather-sealed
- Fast AF
- Good image quality
Cons
- All-in-one lenses tend to offer lower IQ
- Not the sharpest
- External zoom without zoom lock
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