Canon EOS R8 Mark II / Nikon Z6III

Canon EOS R8 Mark II: 7503C002 · body only; lens separate

Nikon Z6III: Camera body · Nikon Z mount

SpecificationCanon EOS R8 Mark IINikon Z6III
Release year20262024
Model codeSKU 7503C002 for the body (Canon Canada product page); Canon manual code C026 Canon—
MountCanon RF mount; RF and RF-S lenses. EF/EF-S lenses attach through Mount Adapter EF-EOS R. With RF-S/EF-S lenses the focal length is about 1.6 times the marked value. Canon—
SensorFull-frame (36.0 × 24.0 mm) CMOS; up to about 24.2 MP effective, about 25.6 MP total; Dual Pixel CMOS AF CanonFull-frame; partially stacked CMOS; 24.5 effective MP Nikon
Image stabilizationCamera-side image stabilization (IS mode) that works together with stabilized lenses. A digital stabilization option is also available for movies. Canon—
ISOISO 100–102400; expanded L (equivalent to ISO 50) and H (equivalent to ISO 204800) Canon100–64000 Nikon
AutofocusDual Pixel CMOS AF; EV −7.5 to 21 for stills (f/1.2 lens, center point, One-Shot AF, ISO 100). Up to 1053 zones (39 × 27) in automatic selection and up to 4368 selectable positions (78 × 56) for a single point.

The position count does not represent AF performance; Canon states this itself.

Canon
Hybrid phase/contrast; 273 points; 9 subject types; −10 to +19 EV

−10 EV applies to AF-S in photo mode at ISO 100 with an f/1.2 lens.

Nikon
ShutterElectronic first curtain: 1/4000–30 s and bulb. Fully electronic: up to 1/16000 s in Fv, Tv and M (1/8000 in P and Av), 30 s and bulb. Flash sync 1/200 s.

Flash photography is not supported with the fully electronic shutter.

Canon
Mechanical 1/8000–30 s; electronic up to 1/16,000 s

Up to 900 s in M mode; flash sync 1/200 s (1/60 s with electronic shutter).

Nikon
Continuous shootingUp to 40 frames per second with the electronic shutter (High-speed continuous+) and 6 with electronic first curtain. A pre-continuous shooting setting is available. Canon test-condition burst depth: 1000+ with electronic first curtain and 190 with electronic shutter for JPEG; 73 for RAW with electronic shutter.

Burst values are given for a 128 GB UHS-II card under Canon test conditions.

Canon
—
Still formatsJPEG, HEIF, RAW and C-RAW; largest size 6000 × 4000 (24 MP). HDR PQ shooting is recorded as HEIF. Canon—
Movie formatsMP4 with XF-HEVC S (H.265) YCbCr 4:2:2 10-bit and 4:2:0 10-bit; XF-AVC S (H.264) 4:2:2 10-bit and 4:2:0 8-bit Canon—
Movie resolution and frame rate4K: 59.94, 50, 29.97, 25 and 23.98 fps. Full HD: 179.8, 150, 119.9, 100, 59.94, 50, 29.97, 25 and 23.98 fps.

Full HD at 100 fps and above records only to exFAT-formatted cards. The movie cropping setting can change the available frame rate.

Canon
—
Movie gamma and colorCanon Log 3, Canon 709, PQ, HLG and BT.709 Standard through Custom Picture; HDR PQ shooting Canon—
Recording time limitA single clip can run up to 6 hours (below 100 fps) or 2 hours (100 fps and above). With a new, fully charged battery and the screen in use, Canon lists about 40 min of 4K 59.94/50p and about 2 hr of Full HD 29.97/25p.

Recording can stop sooner because of overheating, the power supply or errors.

Canon
—
Viewfinder0.39-inch OLED electronic viewfinder; about 2.36 million dots, 0.70x magnification, about 100% coverage, eyepoint about 22 mm Canon0.5-inch OLED; about 5.76 million dots; 4000 cd/m²; 0.8× magnification

About 100% frame coverage.

Nikon
Screen3.0-inch, 3:2, about 1.62 million dots, capacitive touchscreen; side-hinged screen that flips out and rotates Canon—
Card slotSingle slot; SD/SDHC/SDXC, UHS-II and UHS-I supported Canon—
PortsUSB Type-C (equivalent to USB 10 Gbps, USB 3.2 Gen 2; computer, smartphone, USB charging and power), HDMI micro OUT (Type D), 3.5 mm external microphone input, 3.5 mm headphone output, E3-type remote control terminal

HDMI CEC is not supported.

Canon
—
USB streamingUSB (UVC/UAC) streaming mode Canon—
AudioBuilt-in stereo microphones; Directional Stereo Microphone DM-E1D support through the multi-function shoe Canon—
Accessory shoe and flashMulti-function shoe: 21 pins for accessories, 5 pins for X-sync and communication; flash exposure compensation ±3 stops Canon—
WirelessWi-Fi (equivalent to IEEE 802.11b/g/n/a/ac/ax; 2.4 and 5 GHz), Bluetooth 5.3 (Bluetooth Low Energy)

The manual states MIMO is not supported; the highest listed link speed is 143.4 Mbps.

Canon
—
BatteryBattery Pack LP-E17, one. CIPA-based shots per charge: 220 (power saving) / 150 (Smooth) with the viewfinder, 340 / 270 with the screen (+23 °C, new fully charged battery). CanonEN-EL15c

EN-EL15b/a also fit but give fewer shots per charge; the MB-N14 grip holds two batteries.

Nikon
Charging and external powerUSB charging and camera power through USB Power Adapter PD-E2 / PD-E1; mains power through AC Adapter AC-E6N and DC Coupler DR-E18 Canon—
DimensionsAbout 131.4 × 90.0 × 79.7 mm (CIPA) Canon—
WeightAbout 546 g with battery and card (CIPA); about 499 g body only Canon—
Durability and environmentDust- and drip-resistant design; Canon states it cannot fully prevent dirt, dust or water from entering. Operating temperature 0–40 °C, humidity 85% or less. Canon—
Box contentsBody (with body cap Camera Cover R-F-5 and shoe cover ER-SC2), Battery Pack LP-E17 and strap. A memory card, interface cable and HDMI cable are not included.

The manual refers to the information on the camera package for further details.

Canon
—
Processor—EXPEED 7 Nikon
Video—6K/60p RAW; 4K/120p; Full HD/240p (mode restrictions differ) Nikon
Lens mount—Nikon Z Nikon
Card slots—CFexpress/XQD and UHS-II SD Nikon
Display—3.2-inch touch, vari-angle; about 2.1 million dots Nikon
Stabilisation—5-axis in-body sensor-shift VR

The product page gives no stop rating.

Nikon
Burst shooting—Extended high speed: mechanical about 14, electronic about 20 fps; up to 120 fps with High-Speed Frame Capture+

Pre-Release Capture records up to 1 second before the shutter is fully pressed.

Nikon
Connections—USB-C SuperSpeed; full-size HDMI (Type A); 3.5 mm mic and headphone; Wi-Fi and Bluetooth Nikon
Operating environment—−10 to 40 °C; 85% humidity or less

Nikon describes Z8-level robustness, but the page gives no IP rating.

Nikon
Size and weight—138.5 × 101.5 × 74 mm; 760 g with battery and card, 670 g body only Nikon
Service advisory—Parts issue that can make cameras inoperable within identified serial-number ranges

17 March 2026: Nikon offers eligible units free parts/repair even outside warranty. Not all Z6III units are affected; use the official serial-number check and applicable regional service terms.

Nikon
Bird detection—Dedicated bird detection in stills and video

Added in C 2.00.

Nikon
Auto capture—Motion, distance and subject-detection criteria

C 2.00; distance criteria require a NIKKOR Z lens.

Nikon
C 2.01 fixes—Rare burst overexposure in M mode; freezes under some F-mount lens conditions

Not a single explanation for every owner-reported freeze or a software remedy for the physical service advisory.

Nikon