Sigma fp Lvs A1

GearFrame · Updated March 2026

Sigma Sigma fp L Sigma Sigma fp L (2021) From £1999 Best for High-resolution creative & documentary shooters View Sigma fp L
VS
Sony A1 Sony A1 (2021) From £5999 Best for Professional sport, wildlife, portrait & hybrid shooting View A1

Which should you buy?

High-Resolution Creative & Documentary Shooters — Sigma fp L (2021): 61MP and phase-detect AF in the world's smallest full-frame body — the fp L is the most capable iteration of Sigma's extraordinary compact.

Professional Sport, Wildlife, Portrait & Hybrid Shooting — A1 (2021): 50MP, 30fps, 8K — the Sony A1 is the most complete professional camera ever made.

↓ Full specifications below

Sigma fp L (2021)

  • Commercial photographers who want 61MP in the world's smallest full-frame body
  • Filmmakers using the fp L as a high-resolution cinema camera
  • fp owners who need more resolution for large-format printing
  • L-mount photographers who want extreme resolution in an ultra-compact form

A1 (2021)

  • Professional photographers who need resolution and speed without compromise
  • Sports and wildlife photographers demanding the absolute fastest Sony
  • Studio and fashion photographers who also shoot sport or events
  • A9 III or A7R V owners who want a single body that does everything

Quick take: The sigma fp l has the highest resolution at 61mp; the sigma fp l is the most affordable; only the a1 is weather sealed. Scroll down for the full spec breakdown.

Full specifications

Specification Sigma fp L (2021)A1 (2021)
Price £1,999 £5,999
Sensor 61MP full-frame BSI CMOS 50.1MP Full-Frame Stacked BSI CMOS Exmor RS
Resolution 61.0MP 50.1MP
Video 12-bit Cinema DNG RAW, 4K/24p 8K/30p, 4K/120p, 1080p/240p
Autofocus Phase-detect AF with face/eye detection Real-time Tracking, AI subject recognition — 759 phase-detect points
Stabilisation None (lens-based only) IBIS — up to 5.5 stops
Burst Rate 18fps electronic 30fps electronic with full AF/AE
Battery Life 200 shots (CIPA) ~430 shots (CIPA)
Weight 427g body only 737g (with battery)
Dimensions 112.6 × 69.9 × 45.3mm 128.9 × 96.9 × 80.8mm
Weather Sealed No Yes
Viewfinder None (optional clip-on EVF available) EVF, 9.44M dots, 0.90× magnification, 240fps
Screen 3.15" fixed touchscreen 3.0" fully tilting touchscreen
Mount Leica L-mount Sony FE mount (full-frame E-mount)
Memory Cards Single SD UHS-II Dual CFexpress Type A / SD UHS-II
Connectivity USB-C 3.1, Wi-Fi, Bluetooth USB-C, Wi-Fi 5GHz, Bluetooth, Ethernet, HDMI
Genre Sigma fp LA1
Street
9.0
Landscape
9.0
9.0
Portrait
9.0
9.0
Vlogging & Video
7.0
9.0
Travel
7.0
Sports & Action
4.0
Sports
9.0
Wildlife
9.0
Wedding
9.0
⚡ Compare specs side by side Sigma fp L prices → A1 prices →

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