Decision tools · Compare

A9 II vs Sony RX1R III

Quick take: The Sony RX1R III has the highest resolution at 61MP; the A9 II is the most affordable; only the A9 II is weather sealed.

16 specs side by side·14 genres scored·UK prices from Wex Photo Video and Clifton Cameras

How to read this page. Highlighted cells win that row on the spec alone. Genre scores are the engine's base scores (enthusiast, photo and video); Camera Match re-weights them for your level and priorities. Price buttons are affiliate links; the price you pay is the same.

Price buttons are affiliate links — GearFrame may earn a commission at no extra cost to you. It never affects a score. Learn more

Verdictwhich should you buy?

A9 II — Professional Sports, Wildlife & Photojournalism: The A9 II polished the A9's groundbreaking formula — 20fps blackout-free, improved subject tracking, and a LAN port made it the professional sports standard.

Who should buy what
A9 II (2019)
is the right camera for you if…
  • Sports photographers who need 20fps with reliable eye and body tracking
  • Photojournalists who need LAN transfer and instant wireless file delivery
  • Wildlife photographers who want the fastest Sony AF in a proven body
  • A9 owners who need the improved ergonomics, weather sealing, and Ethernet
Full specificationsthe better value in each row is highlighted
Specification A9 IISony · 2019Sony RX1R IIISony · 2025
Price £3,299Best£3,899
Sensor 24.2MP Full-Frame Stacked BSI CMOS Exmor RS61MP full-frame Exmor R BSI CMOS
Resolution 24.2MP61.0MPBest
Video 4K/30p, 1080p/120p4K/30p, 10-bit
Autofocus 693 phase-detect + 425 contrast-detect, real-time eye/body trackingHybrid phase-detect AF (693 points) with eye detection
Stabilisation IBIS — 5-axis, up to 5.5 stopsNo stabilisation
Burst Rate 20fps (blackout-free with full AF/AE)Best5fps
Battery Life ~500 shots (CIPA)Best300 shots (CIPA, LCD)
Weight 678g (with battery and card)496g (with battery and card)Best
Dimensions 128.9 × 96.4 × 77.5mm—
Weather Sealed YesBestNot weather sealed
Viewfinder EVF, OLED 3.69M dots, 0.78× magnificationEVF, 2.36M dots
Screen 3.0" tilting touchscreenTilting touchscreen
Mount Sony FE (full-frame E-mount)Fixed 35mm f/2 Zeiss Sonnar lens
Memory Cards Dual SD UHS-II slotsSingle SD (UHS-II)
Connectivity USB-C, Wi-Fi 5GHz, Bluetooth, Ethernet (LAN), HDMIUSB-C, Wi-Fi, Bluetooth

Wins the row — price, resolution, burst, battery, weight and sealing are compared; text specs aren't ranked.

How they score by genreengine base scores out of 10
Genre
A9 II
Sony RX1R III
Portrait
7.6/10
5.9/10
Street
6.1/10
7.6/10
Travel
6.1/10
6.1/10
Wedding & Events
7.5/10
5.7/10
Filmmaking
6.7/10
5.3/10
Documentary
6.9/10
5.5/10
Sports & Action
8.3/10
—
Landscape
6.1/10
5.7/10
Wildlife
8.2/10
—
Casual
4.7/10
4.6/10
Food
6.8/10
6.3/10
Macro
5.9/10
4.8/10
Architecture
6.1/10
6.0/10
Astrophotography
7.2/10
6.2/10

Scores come from the same engine as Camera Match: verified specifications weighted by what each genre needs, with documented adjustments. The product page and this table show the enthusiast base score. See how scores are calculated →

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