18-50mm f/2.8 DC DN Contemporaryvs A6100

GearFrame · Updated March 2026

Sigma 18-50mm f/2.8 DC DN Contemporary Sigma 18-50mm f/2.8 DC DN Contemporary (2021) Starting from £649 new Best for Everyday, travel & events on Fujifilm or Sony APS-C View 18-50mm f/2.8 DC DN Contemporary
VS
Sony A6100 Sony A6100 (2019) Starting from £549 new Best for Beginner, family, travel View A6100

GearScore™ Verdict — Which should you buy?

Everyday, Travel & Events On Fujifilm Or Sony Aps-C — 18-50mm f/2.8 DC DN Contemporary (2021): The lightest f/2.8 standard zoom ever made — 290g is astonishing for a lens of this capability, and it optically over-delivers at the price.

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 a6100 is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification 18-50mm f/2.8 DC DN Contemporary (2021)A6100 (2019)
Price £649 £549
Sensor Fujifilm X mount (APS-C) APS-C Exmor CMOS
Resolution 24.2MP
Video N/A — lens 4K 30fps
Autofocus Stepping motor — fast, quiet, video-friendly 425-point phase-detect, real-time tracking
Stabilisation None None
Burst Rate N/A 11fps
Battery Life N/A 420 shots (CIPA)
Weight 290g 396g (body only)
Dimensions 65.4mm diameter × 76.8mm 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 18-50mm f/2.8 DC DN ContemporaryA6100
Travel
9.0
Street
9.0
Portrait
7.0
⚡ Compare specs side by side 18-50mm f/2.8 DC DN Contemporary prices → A6100 prices →

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