In depth comparison and review of Canon EOS 1D X Mark III and Sony Alpha7 IV ILCE-7M4. 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 | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Product Type | Digital camera - 5.5K - SLR with Live View mode, movie recording | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 16.76 cm | 9.64 cm |
| Width | 15.8 cm | 13.13 cm |
| Depth | 8.26 cm | 7.98 cm |
| Weight | 1.25 kg | 658 g |
| Weight Details | Camera body only: 1.25 kg Camera with battery and memory card: 1.44 kg |
Camera with battery and memory card: 658 g |
| Body Material | Magnesium alloy | Magnesium alloy |
| Protection | Weatherproof, dust-resistant | Dust-resistant, moisture-resistant |
| Digital Zoom | - | 4x |
| Navigation | GPS receiver | - |
| SENSOR | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Sensor Resolution | 20.1 Megapixel | 33.0 Megapixel |
|---|---|---|
| Optical Sensor Type | CMOS | Exmor R CMOS |
| Total Pixels | 21,400,000 pixels | 34,100,000 pixels |
| Effective Sensor Resolution | 20,100,000 pixels | 33,000,000 pixels |
| Optical Sensor Size | Full Frame (36 x 24 mm) | Full Frame (35.9 x 23.9 mm) |
| Frame Rate (Max Resolution) | 60 fps | 60 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Self Cleaning Sensor Unit, High Detail Low Pass Filter | Dust Reduction (image sensor vibration), Anti-Dust coating |
| Image Stabiliser | - | Optical (Steady Shot with 5-axis Intelligent Active Mode) |
| Built-in Optical Image Stabiliser | - | Yes |
| Sensors | - | Digital level metre |
| PROCESSOR | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Image Processor | DIGIC X | BIONZ XR |
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| LENS | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Lens Mounting Type | Canon EF | Sony E-mount |
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| FOCUSING | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Auto Focus | Dual Pixel CMOS AF | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 191 | 759 |
| Auto Focus Features | Deep Learning technology | Focus Peaking function, Predictive Focus Control |
| AE/AF Control | Face-priority AF, Eye detection AF, Zone AF, AI Servo AF, Head Detection AF, Large Zone AF | Face-priority AF, Subject-tracking AF, Touch Area AF, Zone AF, Real-time Eye AF, Real-time Tracking AF, Wide-area AF, Expanded area AF, animal eye detection, bird eye detection, right/left eye select |
| Face Detection | - | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Viewfinder Type | Optical - fixed eye-level pentaprism | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | - | Colour |
| Viewfinder Diagonal Size | - | 0.5" |
| Viewfinder Resolution | - | 3,686,400 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.76x | 0.78x |
| Optical Viewfinder Dioptric Correction Range | -3 to +1 | -4 to +3 |
| Field of View Crop Factor | 1.0 | - |
| EXPOSURE & WHITE BALANCE | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| ISO (Max) | 819200 | 204800 |
|---|---|---|
| Native ISO | 100-102400 | 100-51200 |
| Extended ISO (Max) | 204800 (H1), 409600 (H2), 819200 (H3) | 204800 |
| Extended ISO (Min) | 50 | 50 |
| Light Sensitivity | ISO 50, ISO auto, ISO 100-102400, ISO 819200 | ISO 50, ISO auto, ISO 204800, ISO 100-51200 |
| Exposure Metering | Evaluative, centre-weighted, spot (1.5%), partial (6.2%) | Multi-segment, centre-weighted, average, highlight spot |
| Exposure Metering Zones | 216 | 1200 |
| Exposure Modes | Programme, bulb, manual, aperture-priority, shutter-priority, E-TTL II program flash | Automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | - | Dynamic Range Bracketing, white balance bracketing |
| Special Effects | - | Soft Skin, Creative Look presets |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Cloudy, tungsten light, Flash, daylight, shade, fluorescent light (white) | Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K |
| Shutter Type | Mechanical electronically-controlled | Mechanical electronically-controlled |
| Max Shutter Speed | 1/8000 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 or 9 steps |
| X-sync Speed | 1/250sec | 1/250sec |
| Exposure Range | EV 0-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
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| Type | 3.2" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | - | Yes |
| Display Format | 2,100,000 pixels | 1,036,000 pixels |
| Display Form Factor | Built-in | Folding |
| Display Features | Display brightness control | Display brightness control |
| VIDEOGRAPHY / CAMCORDER | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
|---|
| Digital Video Format | H.264, RAW, H.265 | MPEG-4, H.264, XAVC S, H.265, XAVC HS |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, C-RAW, HEIF | JPEG, RAW, RAW + JPEG, HEIF, RAW + HEIF |
| Max Video Resolution | 5472 x 2886 | 3840 x 2160 |
| Audio Signal Format | - | Linear PCM, AAC |
| Microphone Operation Mode | Mono | Stereo |
| Microphone Features | - | Wind noise reduction |
| MEMORY | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
|---|
| Memory Card Slot | Dual CFexpress | SD card, CFexpress / SD card |
|---|---|---|
| Supported Memory Cards | CFexpress | 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 |
| Memory Card | 64 GB CFexpress | - |
| Memory Card Included | Yes | - |
| Image Storage | 5472 x 3648 4368 x 2912 3648 x 2432 2736 x 1824 |
7008 x 4672 4608 x 3072 3504 x 2336 4608 x 3072 - APS-C mode 3504 x 2336 - APS-C mode 6224 x 4672 4096 x 3072 3120 x 2336 4096 x 3072 - APS-C mode 3120 x 2336 - APS-C mode 7008 x 3944 4608 x 2592 3504 x 1968 4608 x 2592 - APS-C mode 3504 x 1968 - APS-C mode 4672 x 4672 3072 x 3072 2336 x 2336 3072 x 3072 - APS-C mode 2336 x 2336 - APS-C mode |
| Video Capture | RAW - 5472 x 2286 4096 x 2160 3840 x 2160 1920 x 1080 |
XAVC HS - 3840 x 2160 p - 60 fps XAVC HS - 3840 x 2160 p - 24 fps XAVC HS - 3840 x 2160 p - 50 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 - 50 fps XAVC S - 3840 x 2160 p - 25 fps XAVC S - 1920 x 1080 p - 60 fps XAVC S - 1920 x 1080 p - 30 fps XAVC S - 1920 x 1080 p - 24 fps XAVC S - 1920 x 1080 p - 50 fps XAVC S - 1920 x 1080 p - 25 fps |
| BATTERY AND CHARGING | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
|---|
| Battery Type | Canon LP-E19 Lithium Ion | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | Canon LP-E19 Li-ion rechargeable battery (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) |
| Battery Life | Photo shooting - 2850 shots (at 23 °C (LCD Monitor off)) Photo shooting - 2360 shots (at 0 °C (LCD Monitor off)) Photo shooting - 610 shots (at 23 °C (Live View mode)) Photo shooting - 530 shots (at 0 °C (Live View mode)) |
Photo shooting - 520 shots (EVF on) Photo shooting - 580 shots (LCD Monitor on) Video recording - 100 minutes (EVF on) Video recording - 110 minutes (LCD Monitor on) |
| CONNECTIONS | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
|---|
| Interface | USB 3.1, Wireless LAN, Bluetooth | USB 2.0, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 4.1 |
|---|---|---|
| Connectivity Features | - | Remote control via mobile devices, remote live view, Wireless Image Transfer, wireless video upload to FTP server, PC Remote functions via Wi-Fi |
| Print Standard | DPOF support, Exif Print support | Exif Print support, PRINT Image Matching |
| Flash Terminal | Hot shoe, PC terminal | Hot shoe |
| Connector Type | USB 3.1 Gen 2 (USB Type-C) Microphone (mini-phone stereo 3.5 mm) |
USB 2.0 (5 pin Micro-USB Type B) USB 3.2 Gen 1 (USB Type-C) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
|---|
| Self-Timer Delay | 10 sec, 2sec | 10 sec, 2sec, 5 sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3 frames per second, 20 frames per second, 10 frames per second, 16 frames per second | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second |
| Additional Features | Audio recording, RGB primary colour filter, auto power save, depth-of-field preview button, histogram display, AE lock, AF lock, FE lock, highlight point display, Dust Delete Data system, in-camera RAW processing | Built-in speaker, camera orientation detection, histogram display, shadow point display, highlight point display, Dynamic Range Optimizer, USB charging, Intelligent AUTO (iAUTO), fast motion recording, noise reduction over long exposures, high ISO speed noise reduction, silent shooting, BRAVIA Sync function, distortion correction function, S-Log2 gamma setting, slow motion recording, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting, 4:2:2 10-bit internal rercording, simultaneous streaming & recording mode, focus breathing compensation, USB streaming, 14-bit RAW |
| OTHERS | Canon EOS 1D X Mark III | Sony Alpha7 IV ILCE-7M4 |
|---|
| Included Accessories | Body cap, neck strap, eyecup, interface cable, cable protector, dual battery charger | Eyepiece cover, body cap, shoulder strap, AC power adaptor, shoe cap, USB-C to USB-A cable |
|---|---|---|
| Max Operating Temperature | 45 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Service & Support | Limited warranty - 2 years | - |
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