11-20mm f/2.8 Di III-A RXDvs Tamron 28-75mm f/2.8 Di III VXD G2

GearFrame · Updated March 2026

Tamron 11-20mm f/2.8 Di III-A RXD Tamron 11-20mm f/2.8 Di III-A RXD (2021) From £599 Best for Landscape, astrophotography & architecture on Sony APS-C View 11-20mm f/2.8 Di III-A RXD
VS
Tamron Tamron 28-75mm f/2.8 Di III VXD G2 Tamron Tamron 28-75mm f/2.8 Di III VXD G2 (2021) From £699 Best for Wedding, travel & general purpose View Tamron 28-75mm f/2.8 Di III VXD G2

Which should you buy?

Landscape, Astrophotography & Architecture On Sony Aps-C — 11-20mm f/2.8 Di III-A RXD (2021): The definitive ultra-wide zoom for Sony APS-C — f/2.8 at 11mm in a compact, affordable, weather-sealed package.

Wedding, Travel & General Purpose — Tamron 28-75mm f/2.8 Di III VXD G2 (2021): The best-value standard zoom for Sony FE — constant f/2.8, fast VXD AF, and weather sealing for far less than the Sony FE 24-70mm GM II.

↓ Full specifications below

Quick take: The 11-20mm f/2.8 di iii-a rxd is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification 11-20mm f/2.8 Di III-A RXD (2021)Tamron 28-75mm f/2.8 Di III VXD G2 (2021)
Price £599 £699
Sensor Sony E-mount (APS-C) f/2.8 (constant max aperture)
Video N/A — lens 18cm minimum focus distance
Autofocus Rapid eXtra-silent stepping Drive (RXD) — quiet and fast VXD (Voice-coil eXtreme-torque Drive) linear motor
Stabilisation None None (relies on body IBIS)
Burst Rate N/A
Battery Life N/A
Weight 335g 540g
Dimensions 73mm diameter × 86.2mm length 75.8 × 117.6mm
Weather Sealed Yes Yes
Viewfinder N/A
Screen N/A
Mount 67mm filter thread Sony FE (full-frame E-mount)
Memory Cards N/A
Connectivity N/A
Genre 11-20mm f/2.8 Di III-A RXDTamron 28-75mm f/2.8 Di III VXD G2
Landscape
9.0
7.0
Astrophotography
9.0
Architecture
9.0
Wedding & Events
9.0
Travel
9.0
Portrait
9.0
Street
9.0
Sports & Action
4.0
⚡ Compare specs side by side 11-20mm f/2.8 Di III-A RXD prices → Tamron 28-75mm f/2.8 Di III VXD G2 prices →

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