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Q3 43vs A7 III

GearFrame · Updated March 2026

Leica Q3 43 Leica Q3 43 (2024) Starting from £6995 new Best for Documentary, portrait & reportage photography View Q3 43
VS
Sony A7 III Sony A7 III (2018) Starting from £1699 new Best for All-round photography & video View A7 III

GearScore™ Verdict — Which should you buy?

Documentary, Portrait & Reportage Photography — Q3 43 (2024): The Q3 with the most human lens — 43mm, 60MP, and Leica rendering at its most natural and versatile.

All-Round Photography & Video — A7 III (2018): Still one of the best all-round cameras money can buy — particularly strong used. The A7 III proved that full-frame doesn't have to mean compromises, and nothing at this price point has meaningfully beaten it.

↓ Full specifications below

Q3 43 (2024)

  • Portrait and documentary photographers who find 28mm too wide and 50mm too tight
  • Q3 owners who prefer a natural 43mm perspective over the iconic 28mm Summilux
  • Reportage photographers who want the discreet Q3 form factor with a more intimate focal length
  • Leica system users who want a fixed-lens body that excels across multiple genres

A7 III (2018)

  • Enthusiast photographers upgrading from APS-C for the first time
  • Working photographers who need reliable AF and weather sealing
  • Anyone who shoots in low light regularly
  • Hybrid shooters needing both stills and video performance

Quick take: The q3 43 has the highest resolution at 60mp; the a7 iii is the most affordable. Scroll down for the full spec breakdown.

Full specifications

Specification Q3 43 (2024)A7 III (2018)
Price £6,995 £1,699
Sensor 60MP full-frame BSI CMOS 24.2MP Full-Frame Exmor R BSI CMOS
Resolution 60.0MP 24.2MP
Video 8K/30p, 4K/60p 10-bit — L-Log 4K/30p (6K oversampled), 1080p/120p slow-motion
Autofocus Phase-detect AF with face and eye detection Phase-detect, 693 points, real-time Eye AF & animal AF
Stabilisation 8-stop IBIS (combined with OIS) 5-axis IBIS, 5 stops
Burst Rate 15fps electronic 10fps with AF/AE tracking
Battery Life ~350 shots (CIPA) ~710 shots (CIPA)
Weight 743g body only 565g (body, battery, card)
Dimensions 130.0 × 80.3 × 91.1mm 126.9 × 95.6 × 73.7mm
Weather Sealed Yes Yes
Viewfinder EVF 0.79× 5.76M-dot OLED EVF, 2.36M dots, 0.78× magnification
Screen 3.0" fully articulating touchscreen, 1.84M dots 3.0" tilting touchscreen, 921k dots
Mount Fixed Summicron-M 43mm f/2 ASPH (43mm — closest to human field of view) Sony E-mount
Memory Cards Single UHS-II SD slot Dual SD (UHS-II slot 1, UHS-I slot 2)
Connectivity USB-C 3.2 Gen 2, Wi-Fi 5GHz, Bluetooth 5.0 USB-C (USB 3.2), Wi-Fi, Bluetooth, NFC
Genre Q3 43A7 III
Portrait
9.0
9.0
Street
9.0
9.0
Travel
9.0
9.0
Landscape
7.0
Sports
4.0
Wildlife
4.0
7.0
Video
7.0

GearScore™ suitability scores are based on aggregated purchaser reviews weighted by photography genre. See how scores are calculated →

⚡ Compare specs side by side Q3 43 prices → A7 III prices →

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