
Sony a6400
Score: 74/100
Canon EOS R6 Mark II
Score: 87/100Rankings

The EOS R6 Mark II is a full-frame hybrid camera that combines a 24.2 MP sensor with the DIGIC X processor to deliver ultra-fast 40 fps electronic burst, advanced Dual Pixel AF II and unlimited 4K 60p video. Its robust weather-sealed body, 8-stop IBIS and dual UHS-II slots make it a versatile tool for both high-speed stills and professional-grade video.

The Sony Alpha a6400 is a compact APS-C mirrorless camera delivering ultra-fast autofocus, high-resolution 4K video, and a versatile flip-up touchscreen, making it a strong choice for both photographers and videographers.
| Attribute | ![]() | ![]() |
|---|---|---|
24.2 MPbest | 24.2 MPbest | |
540 shots | 580 shotsbest | |
102,400 ISO | 204,800 ISObest | |
| ↓ lower better | 730.5 g | 590 gbest |
425 points | 4,897 pointsbest | |
30 fps | 60 fpsbest | |
2,359,296 dots | 3,690,000 dotsbest | |
3 inchesbest | 3 inchesbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Sensor & Image(3) | ||
Sensor Size | APS-C | Full-frame |
Image Processor | BIONZ X | DIGIC X |
Maximum ISO (ISO) | 102400 ISO | 204800 ISO |
Autofocus(2) | ||
Autofocus Points (points) | 425 points | 4897 points |
Autofocus System | Hybrid | Dual Pixel CMOS AF II |
Battery & Power(3) | ||
Battery Life (CIPA) (shots) | 540 shots | 580 shots |
Weight (g) | 730.5 g | 590 g |
Weather Sealing | false | true |
Video(1) | ||
4K Frame Rate (fps) | 30 fps | 60 fps |
Display(2) | ||
LCD Resolution (pixels) | 921600 pixels | 1620000 pixels |
EVF Resolution (dots) | 2359296 dots | 3690000 dots |
Storage(1) | ||
Memory Card Slot Type | UHS-I | Dual SD (UHS-II) |


Products in the top-left offer the best value (high score, low price).

Professional reviewers consistently highlight the a6400's industry-leading autofocus speed, extensive AF point coverage and robust 4K video capabilities, while noting ergonomic and weather-sealing limitations.
Everyday users love the quick focus, video quality and portable form factor, but point out grip comfort, touchscreen responsiveness and the lack of dual card slots or IBIS.

Professional reviewers hail the R6 Mark II as a near-perfect hybrid, highlighting its lightning-fast AF, 40 fps burst and high-quality 4K video, while noting occasional overheating and a steep learning curve.
Everyday users love the reliable autofocus and video capabilities, especially the vari-angle screen and unlimited recording, but some report overheating in long 4K sessions.
“autofocus 'locks on and doesn't let go'”

“the vari-angle touchscreen, clean HDMI output, and unlimited recording”

