XF 18mm f/1.4 R LM WRvs FE 20mm f/1.8 G

GearFrame · Updated March 2026

Fujifilm XF 18mm f/1.4 R LM WR Fujifilm XF 18mm f/1.4 R LM WR (2021) From £899 Best for Documentary, street & environmental portrait work View XF 18mm f/1.4 R LM WR
VS
Sony FE 20mm f/1.8 G Sony FE 20mm f/1.8 G (2020) From £849 Best for Astrophotography, landscape & environmental portraits View FE 20mm f/1.8 G

Which should you buy?

Documentary, Street & Environmental Portrait Work — XF 18mm f/1.4 R LM WR (2021): A unique wide prime for Fujifilm — the 27mm equivalent perspective sits between the 24mm and 35mm equivalents for a naturally immersive feel.

Astrophotography, Landscape & Environmental Portraits — FE 20mm f/1.8 G (2020): A remarkably compact ultra-wide prime — f/1.8 at 20mm in a travel-friendly package with outstanding optical quality.

↓ Full specifications below

Quick take: The fe 20mm f/1.8 g is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification XF 18mm f/1.4 R LM WR (2021)FE 20mm f/1.8 G (2020)
Price £899 £849
Sensor Fujifilm X mount (APS-C) Sony FE mount (full-frame E-mount)
Video N/A — lens N/A — lens
Autofocus Linear Motor (LM) AF — fast and near-silent Dual XD Linear Motor AF — quiet and fast
Stabilisation None None (relies on IBIS)
Burst Rate N/A N/A
Battery Life N/A N/A
Weight 370g 373g
Dimensions 72.6mm diameter × 76.4mm length 73.5mm diameter × 84.7mm length
Weather Sealed Yes Yes
Viewfinder N/A N/A
Screen N/A N/A
Mount 62mm filter thread 67mm filter thread
Memory Cards N/A N/A
Connectivity N/A N/A
Genre XF 18mm f/1.4 R LM WRFE 20mm f/1.8 G
Street
9.0
7.0
Landscape
9.0
9.0
Low Light
9.0
Astrophotography
9.0
⚡ Compare specs side by side XF 18mm f/1.4 R LM WR prices → FE 20mm f/1.8 G prices →

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