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Canon EOS R5 Mark II vs Panasonic S5 IIX

Side-by-side comparison based on expert reviews and community consensus.

Canon EOS R5 Mark II
Best Pro All-Rounder
Panasonic S5 IIX
Best for Video & Hybrid Shooters
Price
$4,299–$4,500
$1,799–$2,200
Summary
Tom's Guide calls it the best full-frame mirrorless camera outright, and it's hard to argue — 45MP sensor, blazing AI-powered autofocus, and 8K video in a body that's surprisingly approachable for a pro-level camera.
Reddit's top recommendation for full-frame video under $2,000, with phase-detect AF finally fixed, 6K open-gate recording, and ProRes internal recording that rivals cameras costing twice as much.
Pros
  • 45MP full-frame sensor delivers exceptional resolution for landscapes and portraits
  • AI-powered Dual Pixel CMOS AF II is among the fastest and most accurate available
  • 8K RAW video recording — a rarity at this price tier
  • Tom's Guide calls it 'perhaps the easiest pro-level camera I've had the pleasure of testing'
  • Reddit consensus pick for 'best full-frame for under $2000, especially for video'
  • Internal ProRes recording and 6K open-gate — features usually found on cinema cameras
  • Phase-detect AF finally added, fixing the biggest weakness of previous Panasonic bodies
  • Excellent IBIS and dual native ISO for clean low-light footage
Cons
  • Body alone costs ~$4,300, making it a serious financial commitment
  • RF lens ecosystem, while excellent, has fewer affordable third-party options than Sony E-mount
  • 8K video generates enormous file sizes requiring fast, high-capacity storage
  • Photo performance and autofocus still trail Sony and Canon for stills-first shooters
  • L-mount lens ecosystem is smaller than Sony E-mount or Canon RF
  • Body design is bulkier than Sony a7-series competitors
Our take
The R5 Mark II is what happens when Canon gets everything right at once. It's the camera pros reach for when they can't afford to miss a shot and need the files to hold up at any size.
Panasonic finally cracked phase-detect AF with the S5 IIX, and now it's the video-first full-frame camera that hybrid shooters have been waiting for — especially if you're coming from a filmmaking background.
Buy
The verdict

Get the Canon EOS R5 Mark II if you want pro all-rounder performance. Get the Panasonic S5 IIX if you value for video & hybrid shooters more. Both are excellent choices in full frame mirrorless cameras.