Which lens you should buy Sigma 28-70mm F2.8 vs Tamron 28-75mm F2.8 Di III RXD Lens? , here is the specification comparison below. Between the two and a more detailed image and video comparison between the two is done by dustin abbott
Get Tamron 28-75mm F2.8 From Amazon.com | B&H Store
Get Sigma 28-70mm lens from Amazon.com | B&H Store
| Focal Length | 28 to 70mm | 28 to 75mm |
| Maximum Aperture | f/2.8 | f/2.8 |
| Minimum Aperture | f/22 | f/22 |
| Lens Mount | Sony E | Sony E |
| Format Compatibility | Full-Frame | Full-Frame |
| Angle of View | 75.4° to 34.3° | 75° 23′ to 32° 11′ |
| Minimum Focus Distance | 7.5″ / 19 cm | 7.48″ / 19 cm |
| Maximum Magnification | 3.3 to 4.6x | 0.34 to 0.25x |
| Optical Design | 16 Elements in 12 Groups | 15 Elements in 12 Groups |
| Diaphragm Blades | 9, Rounded | 9, Rounded |
| Focus Type | Autofocus | Autofocus |
| Image Stabilization | No | None |
| Filter Size | 67 mm (Front) | 67 mm (Front) |
| Dimensions (ø x L) | 2.8 x 4″ / 72.2 x 101.5 mm | 2.87 x 4.64″ / 73 x 117.8 mm |
| Weight | 16.6 oz / 470 g | 1.21 lb / 550 g |
Sigma 28-70mm F2.8 DN Definitive Review | 4K
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