Our quick take

Alternatives to consider

Panasonic Lumix S5

  • Read our review

Sony A7R IV

Sony Alpha A7S III - 4.5 / 5

Design

  • Dimensions: 128.9mm x 96.9mm x 80.8mm / Weight: 699g (with battery) 3-inch, 1.44m-dot vari-angle LCD touchscreen Moisture- and dust-resistant design

Videographer’s multi-tool 

  • Ports: HDMI, 3.5mm, USB-C XLR adapter available - offers 4-channel 24-bit audio recording 16-bit Raw data output for external recorders Proxy recording internally Cards: Dual SD (UHS-II)

  • XLR adapter available - offers 4-channel 24-bit audio recording

  • Proxy recording internally

Video and photo

  • 12.1MP Exmor R CMOS sensor, Bionz XR processor ISO sensitivity: 80-102,400 standard 4K video (4:2:2 up to 10bit) Full-frame 4K at 120fps S-Log2 and S-Log3

Autofocus and tracking

  • 759 phase-detection autofocus points (PDAF) & 425 contrast detection points 9.44 million-dot viewfinder Real-time tracking

To recap

This may just be Sony’s most impressive video-centric camera to date (well, ignoring the ultra-pricey Alpha A1). By using the right sensor, processing power and heat dissipation, Sony offers full-frame recording at staggering resolutions and quality, and does so in a well-designed piece of kit. The price might make you wince though.