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Canon EOS-1D X Mark III vs Nikon Z 9

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

CanonEOS-1D X Mark IIINikonZ 9
Overview
ReleasedFebruary 2020December 2021
Image and sensor
Camera typeDSLRMirrorless
Sensor formatFull frameFull frame
Sensor typeCMOSStacked backside-illuminated CMOS
Sensor dimensions35.9 × 23.9 mm35.9 × 23.9 mm
Effective resolution20.1 MP45.7 MP
Largest image5472 × 36488256 × 5504
RAW recordingYesYes
Standard ISO range100–10240064–25600
Sensor detailApproximately 20.1 million effective pixels on a 35.9 × 23.9 mm full-frame CMOS sensor; automatic/manual cleaning and Dust Delete Data52.37 million total pixels; sensor cleaning, dust-off reference data, protective sensor shield and electro-conductive/fluorine coatings
Image formats14-bit RAW/C-RAW, 8-bit JPEG and 10-bit HEIF HDR PQ; electronic shutter uses 12-bit RAW conversion; simultaneous RAW and JPEG or HEIF available14-bit NEF RAW with lossless or high-efficiency compression; JPEG and RAW plus JPEG
ISO detailStandard still-photo ISO 100–102400, expandable to ISO 50, 204800, 409600 or 819200; movie ISO range depends on recording modeExpandable to equivalent ISO 32–102400; auto ISO available
Image processorDIGIC XEXPEED 7
Lens and shooting
Lens mountCanon EFNikon Z mount
Stabilisation–Sensor shift
Maximum continuous burst20 fps20 fps
Lens detailCanon EF lenses; EF-S and EF-M incompatible; official photo shows an attached EF 24-70mm F2.8L II USM whose figures are separate from the bodyNIKKOR Z lenses; NIKKOR F lenses require a mount adapter and retain model-dependent restrictions
AutofocusOptical-viewfinder phase-detection AF with up to 191 points and 155 cross-type points depending on lens, with face/head recognition; live-view Dual Pixel CMOS AF with up to 3869 selectable positions, 525 automatic areas and eye detection; area coverage depends on lensHybrid phase/contrast detection with 493 single-point FX still positions; 3D tracking and subject detection for people, animals and vehicles. Maker sensitivity −6.5 EV or −8.5 EV with Starlight View, measured in AF-S at ISO 100, 20°C and f/1.2.
ShutterMechanical and electronic first curtain 30–1/8000 second plus Bulb; live-view electronic 0.5–1/8000 second; maximum flash sync 1/250 secondElectronic shutter only, with selectable sound and protective sensor shield; 1/32000 to 30 seconds, Bulb/Time and manual-mode extension to 900 seconds. Flash sync 1/200 or 1/250 second with reduced guide number at higher speeds; compatible Auto FP up to 1/8000 may produce horizontal lines.
Burst detailUp to 16 fps through the optical viewfinder or 20 fps in live view, with AF/AE tracking; live-view mechanical or electronic shutter supported; maker buffer claim at least 1000 JPEG, HEIF, RAW or RAW+JPEG frames in viewfinder shooting using a specified 325 GB test card; approximately 350 RAW+HEIF; lens, lighting, power, temperature and settings affect performanceContinuous high-speed RAW/JPEG up to 20 fps. High-speed C30 provides large full-resolution FX or DX JPEGs and C120 small FX JPEGs (4128 × 2752), with approximately four-second bursts in the linked manual. Firmware 3.00 adds C60 large DX JPEGs, also approximately four seconds; current Japan specs additionally list C15. Pre-release capture supported. These restricted high-speed modes are qualified separately from the main continuous-shooting figure.
Stabilisation detailMovie Digital IS available; this is electronic movie stabilisation rather than sensor-shift IBISFive-axis sensor shift; Synchro VR up to 6 stops with supported VR lenses under Nikon CIPA conditions, including NIKKOR Z 70–200mm f/2.8 VR S with required lens firmware; electronic movie VR available
FlashExternal EL/EX Speedlite E-TTL II support; PC sync terminal and flash controlsNo built-in flash; ISO 518 hot shoe, ISO 519 threaded sync terminal and compatible external i-TTL Speedlights
Exposure controlsP, Tv, Av, M, Bulb and three custom modes; viewfinder 216-zone metering with approximately 400000-pixel RGB+IR sensor; live-view/movie 384-zone image-sensor metering; compensation up to ±5 EV through viewfinder or ±3 EV in live view/moviesP/S/A/M; ±5 EV still-image or ±3 EV movie compensation; matrix, centre-weighted, spot and highlight-weighted metering
Video
Highest video resolution5472 × 2886 at 59.94 fps8256 × 4644 at 59.94 fps
Video detailInternal 12-bit RAW 5472 × 2886 up to 59.94/50 fps; DCI 4096 × 2160 and UHD 3840 × 2160 up to 59.94/50 fps; Full HD up to 119.9/100 fps; H.264 8-bit 4:2:0 or H.265 10-bit 4:2:2 with Canon Log; main RAW 59.94p maker bitrate approximately 2600 Mbps; 4K HDMI output supported; DPReview notes autofocus requires cropped 4K or lower frame rates in full-width recordingWith firmware 2.0 or later, internal N-RAW 12-bit 8256 × 4644 up to 59.94p, 5392 × 3032 up to 59.94p and 4128 × 2322 up to 119.88p. Conventional UHD 7680 × 4320 up to 29.97p; UHD 4K and Full HD up to 119.88p. ProRes RAW HQ, ProRes 422 HQ, H.265 8/10-bit and H.264 have format-dependent limits. N-Log/HLG, waveform, timecode and RAW proxies. Nikon's UHD 8K/30p recording-time claim is 125 minutes under specified conditions; launch firmware and the early reviews predate internal RAW video support.
AudioBuilt-in monaural microphone; stereo external microphone/line input and headphone sockets; adjustable levels, wind filter and attenuatorBuilt-in stereo microphones; 24-bit PCM recording, external microphone with attenuator and headphone monitoring; AAC used for MP4
Screen and viewfinder
ViewfinderOpticalElectronic
Screen size3.15″3.2″
Screen dots2,100,0002,100,000
TouchscreenYesYes
Tilting screenNoYes
Display detailFixed capacitive touchscreen; maker manual specifies 8.01 cm (3.15 inches), approximately 2.1 million dots; commonly marketed rounded as 3.2 inchesFour-axis horizontal/vertical tilt, approximately 100% coverage and 170° viewing angle; dots count subpixels
Viewfinder detailOptical eye-level pentaprism with approximately 100% coverage and 0.76× magnification with a 50 mm lens at infinity; built-in eyepiece shutter0.5-inch Quad-VGA OLED, approximately 3.69 million dots, 100% coverage, 0.8× magnification and 23 mm eyepoint; blackout-free display with high-frame-rate option
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)2850 photographs770 photographs
Body weight1250 g1160 g
Release detailCanon Camera Museum records first marketing in February 2020; no exact first-sale day inferredNikon Japan explicitly records first sale on 24 December 2021; US announcement on 28 October specified availability within 2021. TechRadar's later regional delivery-delay wording does not override the confirmed Japanese first sale.
Recording mediaTwo CFexpress Type B memory-card slots; still/movie separation and recording/backup optionsTwo CFexpress Type B/XQD slots; overflow, backup, RAW/JPEG separation, duplicate JPEG recording and card copying
PortsUSB-C SuperSpeed Plus USB 3.1 Gen 2, mini HDMI Type C, microphone/line input, headphone socket, N3 remote terminal, RJ45 Ethernet, WFT-E9 extension connector and PC flash syncUSB-C SuperSpeed USB, full-size HDMI Type A, 3.5 mm microphone/headphone sockets, ten-pin remote terminal and threaded flash-sync socket; RJ-45 Ethernet 1000BASE-T/100BASE-TX/10BASE-T
Wireless connectionsWi-Fi 802.11b/g/n at 2.4 GHz and Bluetooth Low Energy 4.2; wired Ethernet 10/100/1000BASE-T; GPS, GLONASS and QZSS geotaggingWi-Fi IEEE 802.11a/b/g/n/ac and Bluetooth 5.0; built-in GNSS supports GPS, GLONASS and QZSS with location/time recording and track logs
Battery life detailLP-E19; maker approximately 2850 viewfinder or 610 live-view photographs at 23°C with a fully charged battery; approximately 2360/530 respectively at 0°C, based on Canon/CIPA testingEN-EL18d; CIPA monitor approximately 770 shots with power saving or 740 without; EVF 740 with power saving or 700 without. Nikon's separate continuous-shooting test gives approximately 5310 shots; movie battery claim approximately 170 minutes. Earlier EN-EL18-series batteries give fewer shots.
Charging–USB charging/power delivery and MH-33 external charger; optional EH-7P charging supports EN-EL18d/18c/18b, while earlier battery revisions retain restrictions; optional EH-6d with EP-6a power connector
DimensionsApproximately 158.0 × 167.6 × 82.6 mm (width × height × depth)Approximately 149 × 149.5 × 90.5 mm
Weight detailApproximately 1250 g body only or 1440 g including battery and card; attached lens in official image is excludedApproximately 1160 g body only or 1340 g with battery/card, excluding body cap and shoe cover
Materials–Weather-sealed magnesium-alloy body with integrated vertical grip; maker operating range −10°C to 40°C
In the box–EN-EL18d, MH-33 charger, AN-DC24 strap, UC-E24 USB cable, HDMI/USB cable clip, BS-1 shoe cover and BF-N1 body cap; current UK included-accessory tiles also list EH-7P UK adapter

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