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Ricoh GR IV HDF vs A1 II

Quick take: The A1 II has the highest resolution at 50MP; the Ricoh GR IV HDF is the most affordable; only the A1 II is weather sealed.

16 specs side by side·16 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?

A1 II — Professional Sports, Wildlife & High-Resolution Studio Work: The most complete camera ever made — 50MP, 30fps, 8K, and the world's best EVF in a single flagship body.

Who should buy what
A1 II (2024)
is the right camera for you if…
  • Professional sports and wildlife photographers who need 30fps, 50MP, and the best AF available
  • Commercial and advertising photographers who demand 50MP resolution alongside pro video specs
  • Photojournalists who need a single body capable of handling every assignment
  • Sony system shooters ready to invest in the absolute best
Full specificationsthe better value in each row is highlighted
Specification Ricoh GR IV HDFRicoh · 2025A1 IISony · 2024
Price £1,399Best£5,699
Sensor 25.7MP APS-C BSI CMOS50.1MP full-frame stacked BSI CMOS
Resolution 26.0MP50.1MPBest
Video 1080p/60p8K/30p, 4K/120p 10-bit, S-Log3
Autofocus Hybrid phase/contrast-detect AFAI subject recognition — human, animal, bird, insect, vehicle, aircraft, train
Stabilisation 6-stop IBIS (Shake Reduction)8.5-stop IBIS (with in-lens OSS)
Burst Rate 4fps30fps electronic (with full AF/AE), 10fps mechanicalBest
Battery Life 250 shots (CIPA)~530 shots (CIPA)Best
Weight 262g (with battery and card)Best743g (body only)
Dimensions —136.1 × 96.9 × 82.9mm
Weather Sealed Not weather sealedYesBest
Viewfinder None (optional external finder accessory)EVF 0.9× 9.44M-dot — the highest resolution EVF available
Screen 3.0" fixed touchscreen3.2" fully articulating touchscreen, 2.1M dots
Mount Fixed 18.3mm f/2.8 lens (28mm equivalent)Sony E-mount (full-frame)
Memory Cards Single microSD (UHS-I) + 53GB internalDual CFexpress Type A / SD UHS-II slots
Connectivity USB-C, Wi-Fi, BluetoothUSB-C 3.2 Gen 2, Wi-Fi 6GHz, Bluetooth 5.3, HDMI full-size

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
Ricoh GR IV HDF
A1 II
Portrait
4.5/10
9.0/10
Street
8.4/10
6.6/10
Travel
7.2/10
6.6/10
Wedding & Events
5.1/10
8.7/10
Documentary
5.3/10
8.3/10
Landscape
5.4/10
8.0/10
Casual
6.2/10
5.3/10
Food
6.0/10
8.5/10
Macro
4.5/10
8.1/10
Architecture
5.4/10
8.4/10
Astrophotography
4.5/10
7.2/10
Fun & simple
4.6/10
—
Vlogging & Video
—
6.6/10
Filmmaking
—
8.2/10
Sports & Action
—
9.3/10
Wildlife
—
9.2/10

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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