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Canon EOS 250D vs Canon EOS R6 Mark III

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

Better figure, where one is clearly better

CanonEOS 250DCanonEOS R6 Mark III
Overview
ReleasedApril 2019November 2025
Image and sensor
Camera typeDSLRMirrorless
Sensor formatAPS-CFull frame
Sensor typeCMOSCMOS
Sensor dimensions22.3 × 14.9 mm35.9 × 23.9 mm
Effective resolution24.1 MP32.5 MP
Largest image6000 × 40006960 × 4640
RAW recordingYesYes
Standard ISO range100–25600100–64000
Sensor detailApproximately 24.1 million effective and 25.8 million total pixels; 22.3 × 14.9 mm CMOS with fixed low-pass filter, automatic cleaning and Dust Delete DataFull-frame 35.9 × 23.9 mm CMOS; approximately 32.5 million effective and 34.2 million total pixels; fixed low-pass filter and integrated cleaning
Image formats14-bit RAW and C-RAW; JPEG Fine or Normal; simultaneous RAW plus JPEGJPEG, HEIF, RAW and C-RAW; native 6960 × 4640 still images; 12-bit RAW movie recording
ISO detailStandard still-photo ISO 100–25600, expandable to ISO 51200; movie ISO up to 12800 normally, expandable to 25600, with 4K limited to 6400Standard still-photo ISO 100–64000, expandable to ISO 50–102400; normal movie ISO 100–25600, with profile-dependent Canon Log and HDR ranges
Image processorDIGIC 8DIGIC X
Lens and shooting
Lens mountCanon EF / EF-SCanon RF
StabilisationOptical lens stabilisationSensor shift
Maximum continuous burst5 fps40 fps
Lens detailCanon EF and EF-S lenses, excluding EF-M; 35 mm equivalent angle of view corresponds to approximately 1.6× the attached lens focal lengthRF and RF-S lenses directly; EF/EF-S using EF-EOS R adapters; EF-M incompatible; RF-S/EF-S use approximately 1.6× crop
AutofocusNine optical-viewfinder AF points with cross-type centre; live-view Dual Pixel CMOS AF with up to 143 automatic points or 3975 manually selected positions and eye detection; available points/coverage depend on lens and aspect ratio; 4K movies use contrast detectionDual Pixel CMOS AF II; up to 6097 still or 4641 movie selectable AF positions; people, animal and vehicle recognition plus registered-person priority; available AF area depends on lens
ShutterElectronically controlled focal-plane shutter, 30–1/4000 second plus BulbMechanical and electronic first curtain 30–1/8000 second plus Bulb; electronic shutter 30–1/16000 second plus Bulb; available range varies with shooting mode
Burst detailUp to 5 fps; maker manual claims approximately 10 RAW or 37 C-RAW frames with a specified 32 GB UHS-I card, depending on settings and shooting conditionsUp to 40 fps electronic or 12 fps mechanical/electronic first curtain; electronic maker buffer approximately 330 JPEG or 150 RAW on CFexpress, 330 JPEG or 140 RAW on SD; mechanical buffer 1000+ RAW on CFexpress or 400 RAW on SD; pre-continuous capture up to 20 earlier frames; results depend on Canon test conditions, lens, battery, card and settings
Stabilisation detailOptical image stabilisation depends on compatible attached lensesFive-axis sensor-shift IBIS with coordinated optical lens stabilisation; up to 8.5 stops centre and 7.5 stops periphery under CIPA 2024 yaw, pitch and roll testing with RF 24-105mm F2.8L IS USM Z at 105 mm; Movie Digital IS is separate
FlashBuilt-in retractable flash, maker guide number 9.8 m at ISO 100 and approximately 3-second recharge; E-TTL II external EL/EX Speedlite support; sync 1/200 second, with no conventional X-contact in the hotshoe and no PC terminalExternal EL/EX Speedlite support; full-frame mechanical sync 1/200 second or electronic-first-curtain sync 1/250 second; higher crop-mode rates are separate
Exposure controlsAutomatic, scene, filter and P/Tv/Av/M modes; 63-zone viewfinder and 384-zone live-view metering; up to ±5 EV compensation, limited to ±3 EV with guided shooting display–
Video
Highest video resolution3840 × 2160 at 25 fps6960 × 4640 at 29.97 fps
Video detailUHD 3840×2160 at 25/23.98 fps, Full HD 1920×1080 up to 59.94 fps; MP4 H.264 with AAC; normal clip limit 29 minutes 59 seconds; 4K uses contrast AF, and Photography Blog reports a substantial additional cropHighest-resolution 3:2 RAW open gate 6960 × 4640 up to 29.97/25 fps; open-gate MP4 6912 × 4608; 17:9 Light RAW 6960 × 3672 up to 59.94/50 fps; 4K DCI/UHD up to 119.9/100 fps and Full HD up to 179.8/150 fps; oversampled 4K Fine up to 59.94/50 fps, with different sampling at higher rates; Canon Log 2/3, PQ/HLG and 10-bit 4:2:2 options; no built-in cooling fan (Photography Blog); normal clip ceiling six hours below 100 fps or two hours at 100 fps and above, subject to heat, power and other limits
AudioBuilt-in stereo microphones and external 3.5 mm stereo microphone input; adjustable levels, wind filter and attenuator–
Screen and viewfinder
ViewfinderOpticalElectronic
Screen size3″3″
Screen dots1,040,0001,600,000
TouchscreenYesYes
Tilting screenYesYes
Display detailVari-angle 3-inch Clear View II capacitive touchscreen with approximately 1.04 million dots and 100% coverage3-inch vari-angle touchscreen; UK maker rounds to approximately 1.6 million dots, Asian maker specifies 1.62 million dots
Viewfinder detailOptical pentamirror, approximately 95% coverage and 0.87× magnification with 50 mm lens at infinity0.5-inch OLED, approximately 3.69 million dots, 100% coverage, 0.76× magnification and refresh up to 120 fps
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)1070 photographs390 photographs
Body weight402 g609 g
Release detailCanon Camera Museum records first marketing in April 2019 and identifies regional names EOS 250D/200D II, EOS Rebel SL3 and EOS Kiss X10Maker US announcement specifies November 2025 availability; Japanese maker confirms 21 November, while Photography Blog reports 20 November for its market; month retained across these regional launches
Recording mediaSingle SD, SDHC or SDXC slot with UHS-I support; maker recommends UHS Speed Class 3 or better for 4KOne CFexpress Type B slot up to 8 TB with CFexpress 2.0/VPG400 support; one UHS-II SD/SDHC/SDXC slot
PortsMicro-B USB 2.0, mini HDMI Type C, 3.5 mm external microphone and E3 remote terminalUSB-C 3.2 Gen 2, full-size HDMI Type A, external microphone and headphone sockets, E3 remote terminal and multi-function shoe
Wireless connectionsWi-Fi 802.11b/g/n at 2.4 GHz and Bluetooth Low Energy 4.1Wi-Fi 802.11ac at 2.4/5 GHz with Bluetooth 5.1; regional Wi-Fi restrictions may apply
Battery life detailLP-E17; maker approximately 1070 viewfinder or 320 live-view photographs at 23°C, with 50% AE/50% flash exposure test mix; approximately 1020/300 respectively at 0°CLP-E6P; maker CIPA claim at 23°C approximately 390 photographs with EVF or 620 with LCD; LP-E6NH/LP-E6N disable functions including pre-continuous capture and HDMI RAW, and restrict networking, accessories and movie settings; LP-E6 incompatible
ChargingLC-E17E external battery chargerCompatible USB PD power adapters; optional DR-E6P DC coupler requires PD-E2, and cannot pair with PD-E1
DimensionsApproximately 122.4×92.6×69.8 mm (width×height×depth)Approximately 138.4 × 98.4 × 88.4 mm (width × height × depth)
Weight detailMaker manual body-only 402 g black/silver or 404 g white; 449 g black/silver or 451 g white including battery/card. UK page labels this section body-only but explicitly qualifies its 449/451 g figures as including battery/card; manual distinction usedApproximately 609 g body only; 699 g with card and battery
MaterialsAluminium-alloy and glass-fibre polycarbonate chassis; exterior glass-fibre and conductive-fibre polycarbonateMagnesium-alloy body and chassis with glass-fibre polycarbonate components; dust- and water-resistant construction is not waterproof; supplied shoe cover or compatible sealed accessory needed for sealing

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