In depth comparison and review of Sony Alpha7s III ILCE-7SM3 and Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM. Compare design, sensors, proximity features, memory capacities and other important specifications and features to easily choose the right camera for you. Our goal is to help you uncover differences between the products and find the digital camera that will best fit your needs.
| DESIGN AND DIMENSIONS | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | RF 24-50mm F4.5-6.3 IS STM lens |
| Height | 9.69 cm | 8.61 cm |
| Width | 12.89 cm | 13.25 cm |
| Depth | 8.08 cm | 7 cm |
| Weight | 699 g | 414 g |
| Weight Details | Camera with battery and memory card: 699 g | Camera body only: 414 g Camera with battery and memory card: 461 g |
| Body Material | Magnesium alloy | - |
| Enclosure Colour | - | Black |
| Protection | Dust-resistant, moisture-resistant | - |
| Digital Zoom | 4x | - |
| Optical Zoom | - | 2x |
| SENSOR | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Sensor Resolution | 12.1 Megapixel | 24.2 Megapixel |
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| Optical Sensor Type | Exmor R CMOS | CMOS |
| Total Pixels | 12,900,000 pixels | 25,600,000 pixels |
| Effective Sensor Resolution | 12,100,000 pixels | 24,200,000 pixels |
| Optical Sensor Size | Full Frame (35.6 x 23.8 mm) | Full Frame (36 x 24 mm) |
| Frame Rate (Max Resolution) | 120 fps | 60 fps |
| Sensor Dust Reduction | Yes | - |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Self Cleaning Sensor Unit |
| Image Stabiliser | Optical (5-axis Steady Shot) | Optical |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | - |
| PROCESSOR | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Image Processor | BIONZ XR | DIGIC X |
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| LENS | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Type | - | Zoom lens - 2x zoom - 24 - 50 mm - f/4.5-6.3 IS STM Canon RF - zoom |
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| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 30 cm |
| Max View Angle | - | 84 degree(s) |
| Zoom Adjustment | - | Manual |
| Lens Construction | - | 8 groups / 8 elements |
| Filter Size | - | 58 mm |
| Lens Mounting Type | Sony E-mount | Canon RF |
| Features | - | Aspherical lens, Stepping Motor (STM) technology, built-in control ring |
| FOCUSING | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Auto Focus | TTL contrast and phase detection | Dual Pixel CMOS AF |
|---|---|---|
| Auto Focus Points (Zones) Qty | 759 | 1053 |
| Auto Focus Features | Focus Peaking function, Predictive Focus Control | - |
| AE/AF Control | Flex Focus Point, Face-priority AF, Subject-tracking AF, Eye detection AF | Face-priority AF, Subject-tracking AF, Eye detection AF, Head Detection AF, Animal detection AF, Vehicle-tracking AF |
| Face Detection | Face Recognition, face-priority AF function | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Viewfinder Type | Built-in - electronic | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.64" | 0.39" |
| Viewfinder Resolution | 9,437,184 pixels | 2,360,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.9x | 0.70x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +1 |
| Viewfinder Information | - | Exposure compensation, aperture, white balance, image stabilizer, battery status, highlight tone priority, picture mode, ISO sensitivity, memory card status, AF status, electronic level, maximum burst, shooting mode, drive mode, metering mode |
| EXPOSURE & WHITE BALANCE | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| ISO (Max) | 409600 | 204800 |
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| Native ISO | - | 100-102400 |
| Extended ISO (Max) | 409600 | 204800 |
| Extended ISO (Min) | 40 | 50 |
| Light Sensitivity | ISO 204800, ISO 409600, ISO 80-102400, ISO 40 | ISO 50, ISO 204800, ISO 100-102400 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Evaluative, centre-weighted, spot (3%), partial (5.9%) |
| Exposure Metering Zones | 1200 | 384 |
| Exposure Modes | Bulb, automatic, manual, aperture-priority, shutter-priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority, E-TTL II program flash, flexible-priority AE, hybrid auto, scene intelligent auto, special scenes, creative filters, custom |
| Bracketing Modes | Dynamic Range Bracketing | Focus bracketing, white balance bracketing |
| Special Effects | - | Neutral, Faithful, monochrome, landscape, portrait, Standard, Fine Detail |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (white) |
| Shutter Type | Mechanical electronically-controlled | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/8000 sec | 1/16000 sec |
| Min Shutter Speed | 30 sec | 30 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±3 EV range, in 1/2 or 1/3 EV steps |
| Auto Exposure Bracketing | 3, 5 or 9 steps | 3 steps in 1/2 or 1/3 EV steps |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/250sec | 1/200sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,440,000 pixels | 1,620,000 pixels |
| Display Form Factor | Folding | Rotating |
| Display Features | Display brightness control | Display brightness control |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Digital Video Format | H.264, XAVC S, H.265, XAVC HS | H.264, AVC, HEVC, H.265, MP4 |
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| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, C-RAW, HEIF |
| Max Video Resolution | 3840 x 2160 | 3840 x 2160 |
| Audio Signal Format | AAC | Linear PCM, AAC |
| Microphone Operation Mode | Stereo | Stereo |
| MEMORY | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Memory Card Slot | Dual SD card, dual CFexpress | SD card |
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| Supported Memory Cards | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card, CFexpress | SD Memory Card, SDXC Memory Card, SDHC Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | No | No |
| Image Storage | JPEG 4240 x 2832 JPEG 2768 x 1848 JPEG 2128 x 1416 JPEG 1376 x 920 JPEG 3776 x 2832 JPEG 2464 x 1848 JPEG 1888 x 1416 JPEG 1232 x 920 JPEG 4240 x 2348 JPEG 2768 x 1550 JPEG 2128 x 1200 JPEG 1376 x 776 JPEG 2832 x 2832 JPEG 1840 x 1840 JPEG 1408 x 1408 JPEG 912 x 912 |
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| Video Capture | XAVC HS - 3840 x 2160 p - 120 fps XAVC HS - 3840 x 2160 p - 60 fps XAVC HS - 3840 x 2160 p - 100 fps - 200Mbps XAVC HS - 3840 x 2160 p - 50 fps XAVC HS - 3840 x 2160 p - 24 fps XAVC S - 3840 x 2160 p - 120 fps XAVC S - 3840 x 2160 p - 60 fps XAVC S - 3840 x 2160 p - 30 fps XAVC S - 3840 x 2160 p - 24 fps XAVC S - 3840 x 2160 p - 100 fps XAVC S - 3840 x 2160 p - 50 fps XAVC S - 3840 x 2160 p - 25 fps XAVC S HD - 1920 x 1080 p - 120 fps XAVC S HD - 1920 x 1080 p - 60 fps XAVC S HD - 1920 x 1080 p - 30 fps XAVC S HD - 1920 x 1080 p - 24 fps XAVC S HD - 1920 x 1080 p - 100 fps XAVC S HD - 1920 x 1080 p - 50 fps XAVC S HD - 1920 x 1080 p - 25 fps |
3840 x 2160 - 59.94 fps 3840 x 2160 - 50 fps 3840 x 2160 - 29.97 fps 3840 x 2160 - 25 fps 3840 x 2160 - 23.98 fps 1920 x 1080 - 179.82 fps 1920 x 1080 - 150 fps 1920 x 1080 - 119.9 fps 1920 x 1080 - 100 fps 1920 x 1080 - 59.94 fps 1920 x 1080 - 50 fps 1920 x 1080 - 29.97 fps 1920 x 1080 - 25 fps 1920 x 1080 - 23.98 fps |
| BATTERY AND CHARGING | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Battery Type | Sony NP-FZ100 Lithium Ion | Canon LP-E17 Lithium Ion |
|---|---|---|
| Details | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) | Canon LP-E17 Li-ion rechargeable battery - 1040 mAh (included) |
| Battery Life | Photo shooting - 510 shots (EVF on) Photo shooting - 600 shots (LCD Monitor on) Video recording - 80 minutes (EVF on) Video recording - 135 minutes (LCD Monitor on) |
Photo shooting - 370 shots (LCD Monitor on) Photo shooting - 220 shots (viewfinder) |
| CONNECTIONS | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Interface | HDMI, USB-C, Wireless LAN, NFC (Near Field Communication), Bluetooth 5.0 | HDMI, USB 3.2 Gen 2, IEEE 802.11b/g/n, Bluetooth 4.2 |
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| Connectivity Features | Remote control via mobile devices, Wireless Image Transfer, PC Remote functions via Wi-Fi | Remote control via mobile devices, Live streaming, wireless video upload to cloud server, wireless image upload to cloud server |
| Print Standard | Exif Print support, PRINT Image Matching | DPOF support |
| Computer Connectivity | - | Mac, Windows |
| Flash Terminal | Hot shoe | - |
| Connector Type | USB (USB Type-C) HDMI output (19 pin HDMI Type A) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
USB 3.2 Gen 2 (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) Remote control (E3) |
| FEATURES | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Self-Timer Delay | 10 sec, 2sec, 5 sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second | - |
| HDR Mode | - | Moving Subject HDR, HDR PQ |
| Additional Features | Built-in speaker, digital image rotation, camera orientation detection, histogram display, shadow point display, interval shooting mode, highlight point display, Dynamic Range Optimizer, USB charging, built-in help guide, Chromatic Aberration Compensation (CAC), HDR image enhancement technology, Intelligent AUTO (iAUTO), fast motion recording, Lens Distortion Compensation (LDC), noise reduction over long exposures, high ISO speed noise reduction, silent shooting, BRAVIA Sync function, PhotoTV HD, GPS via mobile, slow motion recording, peripheral shading correction, anti-flicker, Hybrid Log-Gamma (HLG) recording | RGB primary colour filter, AE lock, AF lock, Dust Delete Data system, in-camera RAW processing, weatherproof, HDR image enhancement technology, auto white balance, 4K time-lapse movie recording, RAW burst mode, movie digital IS, Canon Log 3, Depth Compositing |
| OTHERS | Sony Alpha7s III ILCE-7SM3 | Canon EOS R8 + RF 24-50mm F4.5-6.3 IS STM |
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| Included Accessories | - | Battery charger, dust cap, lens cap, neck strap, battery cover, shoe cap, camera cover |
|---|---|---|
| Software | - | Canon EOS Utility |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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