Canon EOS 800D vs. Sony Alpha7R III ILCE-7RM3

Camera Comparison, Reviews and Tests

Side by side comparison and review of Canon EOS 800D and Sony Alpha7R III ILCE-7RM3. Compare design, sensors, zoom functions, batteries and other key specifications and features to simplify the choice of your perfect digital camera. Our goal is to make it easier for you to decide on the camera that will best meet your expectations by revealing the main differences between the products.

Camera Specifications Comparison

Canon EOS 800D vs. Sony Alpha7R III ILCE-7RM3 Comparison Chart
DESIGN AND DIMENSIONS Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Product Type Digital camera - 1080p - SLR with Live View mode, movie recording Digital camera - 4K - mirrorless system
Lens Included Body only Body only
Height 9.99 cm 9.56 cm
Width 13.1 cm 12.69 cm
Depth 7.62 cm 7.37 cm
Weight 532 g 572 g
Weight Details Camera body only: 532 g Camera body only: 572 g
Camera with battery and memory card: 675 g
Body Material Aluminium alloy, fibreglass-reinforced polycarbonate resin Magnesium alloy
Enclosure Colour - Black
Protection - Dust-resistant, moisture-resistant
Digital Zoom - 4x
SENSOR Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Sensor Resolution 24.2 Megapixel 42.4 Megapixel
Optical Sensor Type CMOS Exmor R CMOS
Total Pixels 25,800,000 pixels 43,600,000 pixels
Effective Sensor Resolution 24,200,000 pixels 42,400,000 pixels
Optical Sensor Size APS-C (22.3 x 14.9 mm) Full Frame (35.9 x 24 mm)
Frame Rate (Max Resolution) 60 fps 30 fps
Sensor Dust Reduction Yes Yes
Sensor Features EOS Integrated Cleaning System, Self Cleaning Sensor Unit Dust Reduction (image sensor vibration), Anti-Dust coating
Image Stabiliser - Optical (5-axis Steady Shot)
Built-in Optical Image Stabiliser - Yes
Sensors Digital level metre Digital level metre
PROCESSOR Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Image Processor DIGIC 7 BIONZ X
LENS Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Lens Mounting Type Canon EF/EF-S Sony E-mount
FOCUSING Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Auto Focus TTL phase detection TTL contrast and phase detection
Auto Focus Points (Zones) Qty 45 399
Auto Focus Features - Focus Peaking function, Predictive Focus Control
AE/AF Control Subject-tracking AF, Predictive AI Servo AF, AI Focus AF Flex Focus Point, Eye detection AF, Zone AF
Face Detection Yes Eye Detect AF, face-priority AF function
VIEWFINDER Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Viewfinder Type Optical - eye-level pentamirror Electronic - OLED
Viewfinder Colour Support - Colour
Viewfinder Diagonal Size - 0.5"
Viewfinder Resolution - 3,686,400 pixels
Optical Viewfinder Field Coverage 95% 100%
Optical Viewfinder Magnification 0.82x 0.78x
Optical Viewfinder Dioptric Correction Range -3 to +1 -4 to +3
Field of View Crop Factor 1.6 -
Features - Viewfinder brightness control, colour temperature control
EXPOSURE & WHITE BALANCE Canon EOS 800D Sony Alpha7R III ILCE-7RM3
ISO (Max) 51200 102400
Light Sensitivity ISO 51200, ISO 100-25600, ISO auto (100-25600) ISO 50, ISO 102400, ISO auto (100-12800), ISO 100-32000
Exposure Metering Evaluative, centre-weighted, spot (3.5%), partial (6%) Multi-segment, centre-weighted, spot
Exposure Metering Zones 63 1200
Exposure Modes Programme, bulb, automatic, manual, aperture-priority, shutter-priority Bulb, automatic, manual, aperture-priority, shutter-priority
Bracketing Modes Flash Exposure Bracketing, white balance bracketing Dynamic Range Bracketing, white balance bracketing
Shooting Programs Landscape, portrait mode, close-up, night portrait, food, sports mode, candle, kids, backlight correction HDR, handheld night scene -
Special Effects Neutral, fisheye, soft focus, Faithful, monochrome, landscape, portrait, miniature, Toy camera, HDR Art, Grainy B&W, Water painting, Fine Detail Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W)
White Balance Custom, automatic, presets Custom, automatic, presets
White Balance Presets Fluorescent, cloudy, tungsten light, Flash, daylight, shade Incandescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white)
Max Shutter Speed 1/4000 sec 1/8000 sec
Min Shutter Speed 30 sec 30 sec
Exposure Compensation ±5 EV range, in 1/2 or 1/3 EV steps ±5 EV range, in 1/2 or 1/3 EV steps
Auto Exposure Bracketing 3 steps in 1/2 or 1/3 EV steps 3, 5, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps
White Balance Bracketing Yes Yes
X-sync Speed 1/200sec 1/250sec
Exposure Range EV 1-20 (ISO 100) EV -3-20 (ISO 100)
DISPLAY Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Type 3" LCD display 3" LCD display
Touch Screen Yes Yes
Display Format 1,040,000 pixels 1,440,000 pixels
Display Form Factor Rotating Folding
Display Features Display brightness control Display brightness control, Peaking AF display, Touch AF
FLASH Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Camera Flash Pop-up flash -
Guide Number (m / ISO 100) 12 -
Flash Modes Fill-in mode, rear curtain sync, auto mode, flash OFF mode, red-eye reduction -
Red-Eye Reduction Yes -
Features AF illuminator, flash +/- compensation, wireless off-camera control, flash exposure bracketing AF illuminator
VIDEOGRAPHY / CAMCORDER Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Digital Video Format H.264 AVCHD, XAVC S
Image Recording Format JPEG, RAW, RAW + JPEG JPEG, RAW, RAW + JPEG
Max Video Resolution 1920 x 1080 3840 x 2160
Audio Signal Format Linear PCM, AAC Dolby Digital AC-3 (2 channel), Linear PCM
Microphone Operation Mode - Stereo
MEMORY Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Memory Card Slot SD card Memory Stick PRO Duo card, SD card
Supported Memory Cards SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card
Memory Card Included No No
Image Storage RAW 6000 x 4000
JPEG 6000 x 4000
JPEG 6000 x 3368
JPEG 5328 x 4000
JPEG 3984 x 2656
JPEG 3984 x 2240
JPEG 3552 x 2664
JPEG 2976 x 1984
JPEG 2976 x 1680
JPEG 2656 x 1992
JPEG 1920 x 1280
JPEG 1920 x 1080
JPEG 1696 x 1280
JPEG 4000 x 4000
JPEG 2656 x 2656
JPEG 1984 x 1984
JPEG 1280 x 1280
RAW 4500 x 3000
RAW 3008 x 2000
7952 x 5304
7952 x 4472
5168 x 3448
5168 x 2912
3984 x 2656
3984 x 2240
2592 x 1728
2592 x 1456
Video Capture - AVCHD - 1920 x 1080 i - 60 fps - 24Mbps
AVCHD - 1920 x 1080 i - 60 fps - 17Mbps
AVCHD - 1920 x 1080 i - 50 fps - 24Mbps
AVCHD - 1920 x 1080 i - 50 fps - 17Mbps
XAVC S - 3840 x 2160 p - 30 fps - 100Mbps
XAVC S - 3840 x 2160 p - 24 fps - 100Mbps
XAVC S - 3840 x 2160 p - 30 fps - 60Mbps
XAVC S - 3840 x 2160 p - 24 fps - 60Mbps
XAVC S - 1920 x 1080 p - 60 fps - 100Mbps
XAVC S - 1920 x 1080 p - 120 fps - 60Mbps
XAVC S - 1920 x 1080 p - 60 fps - 50Mbps
XAVC S - 1920 x 1080 p - 30 fps - 50Mbps
XAVC S - 1920 x 1080 p - 24 fps - 50Mbps
XAVC S - 1920 x 1080 p - 60 fps - 25Mbps
XAVC S - 1920 x 1080 p - 30 fps - 16Mbps
XAVC S - 3840 x 2160 p - 25 fps - 100Mbps
XAVC S - 3840 x 2160 p - 25 fps - 60Mbps
XAVC S - 1920 x 1080 p - 100 fps - 100Mbps
XAVC S - 1920 x 1080 p - 100 fps - 60Mbps
XAVC S - 1920 x 1080 p - 50 fps - 50Mbps
XAVC S - 1920 x 1080 p - 25 fps - 50Mbps
XAVC S - 1920 x 1080 p - 50 fps - 25Mbps
XAVC S - 1920 x 1080 p - 25 fps - 16Mbps
BATTERY AND CHARGING Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Battery Type Canon LP-E17 Lithium Ion Sony NP-FZ100 Lithium Ion
Details Canon LP-E17 Li-ion rechargeable battery (included) Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included)
Battery Life Photo shooting - 600 shots (at 23 °C (LCD Monitor off))
Photo shooting - 550 shots (at 0 °C (LCD Monitor off))
Photo shooting - 270 shots (at 23 °C (Live View mode))
Photo shooting - 230 shots (at 0 °C (Live View mode))
Photo shooting - 650 shots (LCD Monitor on)
Photo shooting - 530 shots (EVF on)
Video recording - 1.92 hours (LCD Monitor on)
Video recording - 1.67 hours (EVF on)
CONNECTIONS Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Interface Composite video/audio, HDMI, USB 2.0, Wireless LAN, NFC (Near Field Communication), Bluetooth HDMI, USB 2.0, USB-C, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1
Connectivity Features Remote control via mobile devices, remote live view Remote live view
Print Standard Direct print, DPOF support, Exif Print support, PictBridge support DPOF support, Exif Print support, PRINT Image Matching
Computer Connectivity Mac, Windows -
Flash Terminal Hot shoe Hot shoe, PC terminal
Connector Type USB 2.0
HDMI output (19 pin mini HDMI Type C)
Composite video/audio output
Microphone (mini-phone stereo 3.5 mm)
USB 2.0 (5 pin Micro-USB Type B)
USB 3.1 (USB Type-C)
HDMI output (19 pin micro HDMI Type D)
Microphone (mini-phone stereo 3.5 mm)
Headphones (mini-phone stereo 3.5 mm)
FEATURES Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Self-Timer Delay 10 sec, 2sec 10 sec, 2sec, 5 sec
Continuous Shooting Speed 6 frames per second 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second
HDR Mode HDR Movie mode HDR Movie mode
Additional Features RGB primary colour filter, auto power save, depth-of-field preview button, histogram display, AE lock, AF lock, FE lock, Auto Lighting Optimizer, in-camera RAW processing, peripheral illumination correction, Chromatic Aberration Compensation (CAC), Multi-Frame Noise Reduction, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, Dual Pixel CMOS AF technology, diffraction correction Built-in speaker, sharpness control, camera orientation detection, histogram display, saturation control, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, Dolby Digital Stereo Creator, x.v.Colour technology, HDR image enhancement technology, Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, silent shooting, GPS via mobile, S-Log2 gamma setting, Pixel Shift Resolution technology, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting
OTHERS Canon EOS 800D Sony Alpha7R III ILCE-7RM3
Included Accessories Battery charger, body cap, neck strap, eyecup Eyepiece cover, battery charger, body cap, shoulder strap, shoe cap, cable protector, USB-C cable
Software Drivers & Utilities, Canon Digital Photo Professional -
Max Operating Temperature 40 °C 40 °C
Min Operating Temperature 0 °C 0 °C
Other projects: