Tamron 70-300mm F/4.5-6.3 Di III RXD vs Sigma 24-70mm F2.8 DG DN | Art 019
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Sigma 24-70mm F2.8 DG DN | Art 019 is faster by 1.4 stops (f/2.8 vs f/4.5), letting in more light.
- Tamron 70-300mm F/4.5-6.3 Di III RXD is lighter by 285g.
- Sigma 24-70mm F2.8 DG DN | Art 019 goes wider (24mm vs 70mm).
- Tamron 70-300mm F/4.5-6.3 Di III RXD reaches further (300mm vs 70mm).
| Spec | 70-300mm F/4.5-6.3 Di III RXD | 24-70mm F2.8 DG DN | Art 019 |
|---|---|---|
| Brand | Tamron | Sigma |
| Mount | Sony E | Sony E |
| Type | Telephoto Zoom | Zoom |
| Focal length | 70-300mm | 24-70mm (wider) |
| Max aperture | f/4.5 | f/2.8 (faster) |
| Format | full-frame | full-frame |
| Af motor | RXD | Stepping motor |
| Weight g | 545 (lighter) | 830 |
| Filter mm | 67 | 82 |
| Length mm | 148.0 | 124.9 |
| Diameter mm | 77.0 | 87.8 |
| Min focus m | 0.8 | 0.18 (closer focusing) |
| Blades | n/a | 11 |
| Groups | n/a | 15 |
| Elements | n/a | 19 |
| Max magnification | n/a | 0.34 |
Tamron 70-300mm F/4.5-6.3 Di III RXD
Compact telephoto zoom for Sony full-frame covering 70-300mm. It has no stabilization and weighs about 545 g.
Pros
- Light at about 545 g
- Compact
- RXD focus motor
Cons
- No lens stabilization
- Slow aperture
Sigma 24-70mm F2.8 DG DN | Art 019
Sigma's f/2.8 standard zoom for full-frame mirrorless in the Art line, with a dust- and splash-proof structure. It covers 24-70mm and weighs about 830 g.
Pros
- Constant f/2.8 across 24-70mm
- Dust- and splash-proof structure
- Close focus to 0.18 m
Cons
- Heavier than an f/4 zoom
- No optical stabilization in the lens