RF 28mm f/2.8 STMvs A6100

GearFrame · Updated March 2026

Canon RF 28mm f/2.8 STM Canon RF 28mm f/2.8 STM (2023) Starting from £299 new Best for Travel, street & lightweight everyday carry View RF 28mm f/2.8 STM
VS
Sony A6100 Sony A6100 (2019) Starting from £549 new Best for Beginner, family, travel View A6100

GearScore™ Verdict — Which should you buy?

Travel, Street & Lightweight Everyday Carry — RF 28mm f/2.8 STM (2023): The most compact RF prime — at 85g it turns any EOS R into a true everyday pocket camera.

Beginner, Family, Travel — A6100 (2019): Best autofocus in its class for the price.

↓ Full specifications below

A6100 (2019)

  • First-time mirrorless buyers who want solid AF
  • Families stepping up from a smartphone

Quick take: The rf 28mm f/2.8 stm is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification RF 28mm f/2.8 STM (2023)A6100 (2019)
Price £299 £549
Sensor Canon RF mount (full-frame) APS-C Exmor CMOS
Resolution 24.2MP
Video N/A — lens 4K 30fps
Autofocus STM — quiet, suitable for video 425-point phase-detect, real-time tracking
Stabilisation None None
Burst Rate N/A 11fps
Battery Life N/A 420 shots (CIPA)
Weight 85g 396g (body only)
Dimensions 69.2mm diameter × 24.7mm length 119.9 × 66.9 × 59.4mm
Weather Sealed No No
Viewfinder N/A EVF 0.39" 1.44M-dot
Screen N/A 3.0" tilting touchscreen, 921k-dot
Mount 55mm filter thread Sony E-Mount
Memory Cards N/A SD UHS-I / Memory Stick
Connectivity N/A Wi-Fi, Bluetooth 4.1, Micro USB, Micro HDMI
Genre RF 28mm f/2.8 STMA6100
Travel
9.0
Street
9.0
Vlogging & Video
7.0
⚡ Compare specs side by side RF 28mm f/2.8 STM prices → A6100 prices →

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