Sony FE 12-24mm F2.8 GM vs Tamron 20-40mm F/2.8 Di III VXD (Model A062)
Side-by-side comparison from our catalogue data. Better values are highlighted only where a clear difference exists.
Verdict at a glance
- Tamron 20-40mm F/2.8 Di III VXD (Model A062) is lighter by 482g.
- Sony FE 12-24mm F2.8 GM goes wider (12mm vs 20mm).
- Tamron 20-40mm F/2.8 Di III VXD (Model A062) reaches further (40mm vs 24mm).
| Spec | FE 12-24mm F2.8 GM | 20-40mm F/2.8 Di III VXD (Model A062) |
|---|---|---|
| Brand | Sony | Tamron |
| Mount | Sony E | Sony E |
| Type | Wide Zoom | Zoom |
| Focal length | 12-24mm (wider) | 20-40mm |
| Max aperture | f/2.8 | f/2.8 |
| Released | 2020 | n/a |
| Format | full-frame | full-frame |
| Weight g | 847.0 | 365 (lighter) |
| Length mm | 137.0 | 86.0 |
| Diameter mm | 97.6 | 74.0 |
| Min focus m | 0.28 | 0.17 (closer focusing) |
| Max magnification | 0.14 | n/a |
| Af motor | n/a | VXD |
| Filter mm | n/a | 67 |
Sony FE 12-24mm F2.8 GM
An f/2.8 ultra-wide zoom for full-frame E-mount covering 12-24mm. The bulbous front element prevents screw-in filters, so filters are handled at the rear or with a holder.
Pros
- Constant f/2.8 at 12mm
- Linear motors for fast focus
- Strong for night-sky work
Cons
- Weighs about 847 g, heavy for a wide zoom
- No front filter thread
Tamron 20-40mm F/2.8 Di III VXD (Model A062)
A small constant f/2.8 wide-to-standard zoom for full-frame mirrorless from Tamron, covering 20-40mm. It uses VXD linear motors and weighs about 365 g.
Pros
- Constant f/2.8
- Compact at about 365 g
- VXD linear motors
Cons
- Short zoom range
- Not as wide as 16mm or 14mm options