Decision tools · Compare

A7CR vs FX3

Quick take: The A7CR has the highest resolution at 61MP; the A7CR is the most affordable.

16 specs side by side·15 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?

A7CR — Travel, Landscape & Portrait Photography With Minimal Kit: The world's smallest 61MP full-frame camera — A7R V quality in a pocketable A7C body.

FX3 — Professional Video, Documentary & Cinematic Filmmaking: The definitive run-and-gun cinema camera — A7S III sensor quality in a body built specifically for video professionals.

Who should buy what
A7CR (2023)
is the right camera for you if…
  • Landscape photographers who want 61MP resolution without carrying a large body
  • Travel photographers who need professional image quality in the smallest possible package
  • Portrait shooters who want A7R V sensor quality with the ease of the A7C form factor
  • A7C owners ready for a major resolution upgrade without changing bodies
FX3 (2021)
is the right camera for you if…
  • Professional videographers and filmmakers who need cinema-quality colour science in a compact body
  • Documentary and run-and-gun shooters who need 4K/120p and built-in XLR audio
  • Sony A7S III owners who want a purpose-built video body alongside their stills camera
  • Gimbal and drone operators who need a compact full-frame cinema camera
Full specificationsthe better value in each row is highlighted
Specification A7CRSony · 2023FX3Sony · 2021
Price £2,599Best£2,999
Sensor 61.0MP full-frame BSI CMOS12.1MP full-frame BSI Exmor R CMOS (same as A7S III)
Resolution 61.0MPBest12.1MP
Video 4K/60p 10-bit, 1080p/120p — S-Log3, S-Cinetone4K/120p, 4K/60p 10-bit, 12-bit RAW output, S-Log3, S-Cinetone
Autofocus AI subject recognition — phase-detect with human, animal, bird detectionReal-time tracking with subject recognition (human, animal)
Stabilisation 7-stop IBIS5-axis IBIS — 5 stops
Burst Rate 8fps mechanical, 15fps electronic10fps mechanical, 10fps electronicBest
Battery Life ~530 shots (CIPA)~640 shots (CIPA)Best
Weight 514g (body only)Best715g (body only)
Dimensions 124.0 × 71.1 × 63.4mm129.7 × 78.0 × 84.5mm
Weather Sealed YesYes
Viewfinder EVF 0.70× 2.36M-dotNone — monitor/external EVF use only
Screen 3.0" fully articulating touchscreen, 1.03M dots3.0" touchscreen, fully articulating
Mount Sony E-mount (full-frame)Sony FE mount (full-frame E-mount)
Memory Cards Single SD UHS-II slotDual CFexpress Type A / SD UHS-II slots
Connectivity USB-C 3.2 Gen 2, Wi-Fi 5GHz, Bluetooth 5.0USB-C (10Gbps), full-size HDMI, XLR via handle, Bluetooth, Wi-Fi

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
A7CR
FX3
Portrait
8.6/10
5.7/10
Street
7.9/10
4.3/10
Travel
7.3/10
5.5/10
Wedding & Events
7.2/10
6.0/10
Vlogging & Video
6.6/10
6.1/10
Filmmaking
7.1/10
9.1/10
Documentary
7.8/10
8.0/10
Sports & Action
7.1/10
5.5/10
Landscape
8.3/10
4.7/10
Wildlife
8.0/10
5.8/10
Casual
5.7/10
4.9/10
Food
8.4/10
6.7/10
Macro
8.1/10
5.5/10
Architecture
8.6/10
5.2/10
Astrophotography
7.0/10
6.7/10

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 →

Next
More comparisons with A7CR
Camera family history