Compare Tamron SP 24-70mm F/2.8 G2 vs Tamron SP 15-30mm F/2.8 G2 vs Tamron 17-28mm F/2.8
Construction
Aperture Blades
9 blades
9 blades
9 blades
Colors
Black
Black
Black
Form Factor
Standard Zoom Lens
Ultra Wide-Angle Zoom Lens
Ultra Wide-Angle Zoom Lens
Image Size
Full-Frame
Full-Frame
Full-Frame
Lens Barrel
Distance scale
Distance scale
Lens Mount
Canon EF-mount, Nikon F-mount
Canon EF-mount, Nikon F-mount
Sony E-mount
Motor
Ring-type ultrasonic
Ring-type ultrasonic
Stepper motor
Optical Formula | Elements
17 elements
18 elements
13 elements
Optical Formula | Groups
12 groups
13 groups
11 groups
Optical Formula | Special Glass
2 XR, 3 LD, 3 GM aspherical, 1 aspherical elements + eBAND and fluorine coatings groups
2 eXpanded glass molded aspherical + 1 molded glass aspherical + 3 aspherical elements, Anti-reflection eXpand + BBAR + fluorine coatings groups
LE and ED elements + BBAR and fluorine coating groups
Dimensions
Filter Diameter
82 mm / 3.23 in
67 mm / 2.64 in
Size | Diameter
88 mm / 3.46 in
98 mm / 3.86 in
73 mm / 2.87 in
Size | Length
111 mm / 4.37 in
145 mm / 5.71 in
99 mm / 3.90 in
Weight
905 g / 31.98 oz
1110 g / 39.22 oz
420 g / 14.84 oz
Function
Angle Of View
84.1° Diagonal | 73.7° Horizontal | 53.1° Vertical (wide) ~ 34.4° Diagonal | 28.8° Horizontal | 19.5° Vertical (tele)
110.6° Diagonal | 100.4° Horizontal | 77.3° Vertical (wide) ~ 71.6° Diagonal | 61.9° Horizontal | 43.6° Vertical (tele)
103.7° Diagonal | 93.3° Horizontal | 70.4° Vertical (wide) ~ 75.4° Diagonal | 65.5° Horizontal | 46.4° Vertical (tele)
Aperture
f/2.8 ~ f/22
f/2.8 ~ f/22
f/2.8–22 ~ f/2.8–22
Autofocus
Yes
Yes
Yes
Focal Length
24 mm ~ 70 mm
15 mm ~ 30 mm
17 mm ~ 28 mm
Focus Type
Internal
Internal
Internal
Image Stabilization
Yes
Yes (4.5 stops)
No
Weather Resistance
Yes
Yes
Yes
Zoom Type
External zoom (zoom lock available)
External zoom
Performance
Max Magnification
0.2x
0.2x
0.19x
Min Focus Distance
380 mm / 14.96 in
280 mm / 11.02 in
190 mm / 7.48 in
Production
Accessory
Lens hood included
Lens hood included
Lens hood included
Debut
2017-06-30
2018-08-31
2019-02-20
Model Name
A032
A041
A046
Reviews
Neofiliac score
69%
50%
78%
Pros
- Good optical performance
- Optically stabilized
- Zoom lock prevents zoom creep
- Weather-sealed
- Optically stabilized
- Weather-sealed
- Good center sharpness
- Interesting focal range
- Very good performance at wide end
- Rather compact for an ultra-wide lens
- Weather-sealed
Cons
- On the heavy side
- Large and heavy
- Lacks front filter thread
- External zoom without zoom lock
- Not as sharp as other f/2.8 alternatives
- Relatively slow autofocus
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