Canon EOS R100 vs Sony Alpha 9 III

General	Canon EOS R100	Sony Alpha 9 III
Brand	Canon	Sony
Model	EOS R100	Alpha 9 III
Predecessor Model		Sony Alpha 9 II
MSRP	$480 (body only), $600 (w/18-45mm lens), $830 (w/18-45mm and 55-210mm lenses)	$5999.99
Camera Type	Interchangeable Lens	Interchangeable Lens
Body Type	Mirrorless	Mirrorless
Video Capture

Sensor	Canon EOS R100	Sony Alpha 9 III
Sensor Type	CMOS	Stacked CMOS
Sensor Size	APS-C	Full Frame
Sensor Dimensions	22.3 x 14.9 mm	35.6 x 23.8 mm
Total Pixels	25.8 Megapixel	25.2 Megapixel
Effective Pixels	24.1 Megapixel	24.6 Megapixel
Low Pass Filter
Native ISO Range	100 - 12,800	250 - 25,600
Boosted ISO Range	100 - 25,600	125 - 51,200

Photo	Canon EOS R100	Sony Alpha 9 III
Processor	DIGIC 8	BIONZ XR
Max Image Resolution	6000 x 4000	6000 x 4000
Other Resolutions		3936 x 2632, 3008 x 2000
Image Aspect Ratios	3:2	1:1, 3:2, 16:9
Image File Format	RAW, C-RAW, JPEG	RAW, HEIF, JPEG
Bit Depth		14-Bit
Color Space	sRGB, Adobe RGB
Timelapse Recording
White Balance	Presets: Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (White), Shade, Tungsten
WB Bracketing

Focus	Canon EOS R100	Sony Alpha 9 III
Focusing System	Dual Pixel CMOS AF	Fast Hybrid AF (Phase-detection / Contrast-detection)
Autofocus Modes	Multi-area Center Selective single-point Tracking Single Continuous Face Detection Live View	Multi-area Center Selective single-point Tracking Single Continuous Touch Face Detection Live View
Lens Servo	Continuous-Servo AF, Manual Focus, Single-Servo AF
AF Detection Range	-4 to +20 EV	-5 to +20 EV
Number of Focus Points	143	759
Touch-to-Focus
Live View Autofocus
Animal Eye Detection
Vehicle Tracking Mode
Insect Tracking Mode
Contrast Detection for Autofocus
Phase Detection for Autofocus

Optics	Canon EOS R100	Sony Alpha 9 III
Lens Mount	Canon RF	Sony E
Crop Factor	1.6x	1x
Image Stabilization		5-Axis Sensor Shift
Image Stabilization Compensation		8 stops
Digital Image Stabilization
Lens Breathing Correction
Gyroscopic Stabilization

Screen	Canon EOS R100	Sony Alpha 9 III
Screen Type	Fixed	Fully Articulated
Screen Technology		LCD
Touch Screen
Tilt&Flip Screen
Selfie & Vlogger Friendly LCD Screen
Screen Size	3.0"	3.2"
Screen Resolution	1,040k dot	2,360k dots
Top LCD Screen
Live View
Live Composition

Viewfinder	Canon EOS R100	Sony Alpha 9 III
Viewfinder	Electronic (OLED)	Electronic (OLED)
Viewfinder Size	0.39"	0.64"
Viewfinder Coverage	100%	100%
Viewfinder Magnification	0.95x	0.9x
Viewfinder Magnification (35mm equivalent)	0.59x	0.9x
Viewfinder Resolution	2,360k dot	9,437k dots
Viewfinder Eyepoint	22 mm	25 mm
Diopter Adjustment	-3 to +1	-4 to +3
120 fps Viewfinder Refresh Rate

Shutter	Canon EOS R100	Sony Alpha 9 III
Shutter Type	Electronic 1st curtain, Electronic	Electronic Global Shutter
Min Shutter Speed	30 sec	30s
Max Shutter Speed (Mechanical or 1st Curtain)	1/4000 sec	1/8000 sec
Max Shutter Speed (Electronic)	1/4000 sec	1/80000 sec
Max Continuous Shooting (Mechanical or 1st Curtain)	6.5 fps	30.0 fps
Max Continuous Shooting (Electronic)		120.0 fps
Max Continuous Shooting	6.5 fps	120.0 fps
Anti-dust Shutter
Continuous Shooting Resolution/fps/buffer	Electronic Shutter Up to 6.5 fps at 24.1 MP for up to 100 Frames (JPEG) / 6 Frames (Raw)	Up to 120 fps at 24.6 MP

Flash	Canon EOS R100	Sony Alpha 9 III
Built-in Flash
Flash Modes	Auto Fire Off E-TTL II flash metering (Evaluative (Face Priority) / Evaluative / Average)	Flash off Autoflash Fill-flash Slow Sync. Rear Sync. Red-eye reduction Wireless Hi-speed sync
Flash Range	6m at ISO 100
Max Flash Sync Speed	1/250 sec	1/80000 sec
Flash Compensation	-2 to +2 EV (1/3 EV Steps)	-3 to +3 EV (1/3, 1/2 EV Steps)
External Flash Connectivity
External Flash System	E-TTL II with EX and EL series Speedlites, wireless multi-flash support	TTL
External Flash Connection	Hot Shoe	Shoe Mount, PC Terminal

Exposure	Canon EOS R100	Sony Alpha 9 III
Exposure Metering Modes	Multi Center-weighted Spot Partial	1200-zone evaluative
Exposure Modes	Aperture Priority, Auto, Manual, Program, Shutter Priority	Aperture Priority, Auto, Manual, Program, Shutter Priority
Metering Range	-2 to +20 EV	-5 to +17 EV
Exposure Compensation	±3 EV (1/3 EV increments)	±5 EV (1/3, 1/2 EV increments)
Exposure Bracketing	±2 EV (3 shots at 1/3 EV increments)
Exposure Lock	Automatic AE lock In One-Shot AF mode, AE is locked as soon as subjects are in focus. Manual AE lock By using the AE Lock button in P, Tv, Av, and M mode. Toggling: Press again to cancel and once more to refresh. Enabled in all metering modes

DXO	Canon EOS R100	Sony Alpha 9 III
DxO Low Light ISO		3434
DxO Color Depth		25.0
DxO Dynamic Range		14.0
DxO Overall Score		93

Video	Canon EOS R100	Sony Alpha 9 III
Movie File Format	MP4
Audio File Format	AAC	LPCM
Internal Recording Modes	H.264/MPEG-4 AVC 8-Bit 4K UHD: 3840 x 2160 @ 23.98/25 fps Full HD: 1920 x 1080 @ 23.98/25/29.97/50/59.94 fps HD: 1280 x 720 @ 50/59.94/100/119.88 fps	XAVC HS/XAVC S/XAVC S-I 4:2:2/4:2:0 8/10-Bit UHD 4K (3840 x 2160) at 23.98/25/29.97/50/59.94/100/120 fps [30 to 600 Mb/s] 1920 x 1080 at 23.98/25/29.97/50/59.94/100/120 fps [16 to 222 Mb/s]
Interval Recording
Video Formats	MPEG-4, H.264	MPEG-4, AVCHD, H.264
Max Video Resolution	3840 x 2160	3840 x 2160
External Recording Modes	4K UHD: 3840 x 2160 @ 23.98p/25p Full HD: 1920 x 1080 @ 50i/50p/59.94i/59.94p SD: 576p50, 480p59.94	Raw 16-Bit via HDMI 4672 x 2628 at 23.98/29.97/59.94 fps 4:2:2 8-Bit via HDMI UHD 4K (3840 x 2160) at 23.98/25/29.97 fps 1920 x 1080 at 23.98/50/59.94 fps 1920 x 1080i at 50/59.94 fps
No crop on 4K Videos
Focus Mapping function for Videos
Webcam Functionality
Gamma Curve		S Cinetone, Sony S-Log 3
Unlimited Video Recording
Recording Limit
IP Streaming

Terminals	Canon EOS R100	Sony Alpha 9 III
Audio I/O	1 x 1/8" / 3.5 mm TRS Stereo Microphone Input on Camera Body	1 x 1/8" / 3.5 mm TRS Stereo Headphone Output 1 x 1/8" / 3.5 mm TRS Stereo Microphone Input
Power I/O		1 x USB-C Input/Output
Other I/O	1 x USB-C (USB 2.0) Input/Output	1 x RJ45 Data Output 1 x USB-C Data Input/Output (Shared with Power Input) 1 x PC Sync Socket (Sync) Output 1 x Sony Multi/Micro-USB Input/Output
USB Speed	USB 2.0 (480 Mbit/sec)	USB 3.2 Gen 2x1 (10 GBit/sec)
HDMI Output	Micro	Full Size
Speaker		Mono
Built-in Microphone	Stereo	Stereo
Microphone Input
Headphone Output
Flash Sync Port

Connectivity	Canon EOS R100	Sony Alpha 9 III
Built-in GPS
Built-In Wi-Fi
Wi-Fi Version	802.11b/g, 2.4 GHz	Wi-Fi 5, 802.11ac/b/g/n, 2.4/5 GHz
Built-In Bluetooth
Bluetooth Version		5.0
Mobile App Compatible	: Android & iOS *As of May, 2023: Check with manufacturer for the most up-to-date compatibility	: Android & iOS App Name: Creators' App Functionality: Access Stored Files, Adjust Settings, Remote Control, View Live Feed *As of November, 2023: Check with manufacturer for the most up-to-date compatibility
Remote Control	via Smartphone, via BR-E1 remote controller)

Environmental	Canon EOS R100	Sony Alpha 9 III
Environmental Sealing
Operating Temperature	32 to 104°F / 0 to 40°C (Recommended)	32 to 104°F / 0 to 40°C
Operating Humidity	0 to 85%

Physical	Canon EOS R100	Sony Alpha 9 III
Dimensions	116 x 86 x 69 mm (4.57 x 3.39 x 2.72")	136 x 97 x 83 mm (5.35 x 3.82 x 3.27")
Weight (inc. batteries)	356 g (0.78 lb / 12.56 oz)	678 g (1.49 lb / 23.92 oz)
Box Dimensions (LxWxH)	8.1 x 7.9 x 6.2"
Package Weight	1.62 lb

Power and Storage	Canon EOS R100	Sony Alpha 9 III
Battery Pack	LP-E17	NP-FZ100
Battery Life	370 shots	530 shots with LVD 400 shots with viewfinder
USB Charging
Internal Storage
External Storage	Single Slot: SD/SDHC/SDXC (UHS-I)	Dual Slot: CFexpress Type A / SD (UHS-II)

Other	Canon EOS R100	Sony Alpha 9 III
Self Timer		2, 5, 10 secs + continuous, 3 or 5 frames
Tripod Mounting Thread	1 x 1/4"-20 Female (Bottom)	1 x 1/4"-20 Female (Bottom)
Accessory Mount	Conventional accessory shoe
Material of Construction		Magnesium Alloy
Electronic Level Gauge

For a full review please go to the review page: