Canon RF 50mm f/1.8 STMvs Sony FE 50mm f/1.8

GearFrame · Updated March 2026

Canon Canon RF 50mm f/1.8 STM Canon Canon RF 50mm f/1.8 STM (2020) From £219 Best for Portraits, street & everyday View Canon RF 50mm f/1.8 STM
VS
Sony Sony FE 50mm f/1.8 Sony Sony FE 50mm f/1.8 (2016) From £199 Best for Portraits & everyday View Sony FE 50mm f/1.8

Which should you buy?

Portraits, Street & Everyday — Canon RF 50mm f/1.8 STM (2020): The essential first prime for Canon RF shooters — f/1.8 background separation at an accessible price with near-silent STM autofocus.

Portraits & Everyday — Sony FE 50mm f/1.8 (2016): The most affordable full-frame prime in the Sony FE system — f/1.8 subject separation and linear motor AF at an entry-level price.

↓ Full specifications below

Quick take: The sony fe 50mm f/1.8 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Canon RF 50mm f/1.8 STM (2020)Sony FE 50mm f/1.8 (2016)
Price £219 £199
Sensor f/1.8 (max aperture) f/1.8 (max aperture)
Video 30cm minimum focus distance 45cm minimum focus distance
Autofocus STM (Stepping Motor) — near-silent, smooth for video Linear motor (fast and quiet AF)
Stabilisation None (relies on in-body IBIS) None (relies on body IBIS)
Weight 160g 186g
Dimensions 69.2 × 40.5mm 68.6 × 59.5mm
Weather Sealed No No
Mount Canon RF Sony FE (full-frame E-mount)
⚡ Compare specs side by side Canon RF 50mm f/1.8 STM prices → Sony FE 50mm f/1.8 prices →

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