In depth comparison and review of Olympus OM-D E-M10 Mark III and Sony Alpha1 ILCE-1. 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 | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 8K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 8.36 cm | 9.69 cm |
| Width | 12.15 cm | 12.89 cm |
| Depth | 4.95 cm | 8.08 cm |
| Weight | 362 g | 652 g |
| Weight Details | Camera body only: 362 g Camera with battery and memory card: 410 g |
Camera body only: 652 g Camera with battery and memory card: 737 g |
| Body Material | - | Magnesium alloy |
| Enclosure Colour | Black | Silver | Black |
| SENSOR | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Sensor Resolution | 16.1 Megapixel | 50.1 Megapixel |
|---|---|---|
| Optical Sensor Type | Live MOS | Exmor RS CMOS |
| Total Pixels | 17,200,000 pixels | 50,500,000 pixels |
| Effective Sensor Resolution | 16,100,000 pixels | 50,100,000 pixels |
| Optical Sensor Size | Four Thirds (4/3") | Full Frame (35.9 x 24 mm) |
| Frame Rate (Max Resolution) | 30 fps | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Supersonic Wave Filter (SWF) | Dust Reduction (image sensor vibration), Anti-Dust coating, APS-C compatible mode |
| Image Stabiliser | Optical (5-axis image sensor shift mechanism) | Optical (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | - |
| PROCESSOR | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
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| Image Processor | TruePic VIII | BIONZ XR |
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| LENS | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
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| Lens Mounting Type | Micro Four Thirds | Sony E-mount |
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| FOCUSING | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
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| Auto Focus | TTL contrast detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 121 | 759 |
| Auto Focus Features | Focus Peaking function | Focus Peaking function |
| AE/AF Control | Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF | Subject-tracking AF, Eye detection AF, Predictive AI Servo AF, Zone AF |
| Face Detection | Eye Detect AF, face-priority AF function | Eye Detect AF, Pet Detection |
| VIEWFINDER | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Viewfinder Type | Built-in - electronic | Built-in - electronic |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | - | 0.64" |
| Viewfinder Resolution | 2,360,000 pixels | 9,437,184 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 1.23x | 0.9x |
| Optical Viewfinder Dioptric Correction Range | -4 to +2 | -4 to +3 |
| Field of View Crop Factor | 2 | 1.0 |
| EXPOSURE & WHITE BALANCE | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| ISO (Max) | 25600 | 102400 |
|---|---|---|
| Native ISO | 100-6400 | - |
| Extended ISO (Max) | 25600 | 102400 |
| Extended ISO (Min) | - | 50 |
| Light Sensitivity | ISO 100-25600, ISO auto (100-25600) | ISO 50, ISO auto, ISO 102400, ISO 100-32000 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot, average, highlight-weighted |
| Exposure Metering Zones | 324 | 1200 |
| Exposure Modes | Programme, bulb, automatic, manual, aperture-priority, shutter-priority | Bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | Art Filter bracketing, white balance bracketing | Dynamic Range Bracketing, white balance bracketing |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Fluorescent, sunlight, tungsten light, Flash, shade, overcast, 2000K - 14000K | Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K |
| Shutter Type | Mechanical, electronic | Electronic, mechanical electronically-controlled |
| Max Shutter Speed | 1/16000 sec | 1/32000 sec |
| Min Shutter Speed | 60 sec | 30 sec |
| Exposure Compensation | ±5 EV range, in 1/3 EV steps | ±5 EV range, in 1/2 or 1/3 EV steps |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/250sec, 1/4000 sec | 1/200sec, 1/500 sec, 1/400 sec, 1/250sec |
| Exposure Range | EV -2-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,040,000 pixels | 1,440,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Colour control, display brightness control | Display brightness control |
| FLASH | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Camera Flash | Pop-up flash | - |
|---|---|---|
| Guide Number (m / ISO 100) | 5.8 | - |
| Flash Modes | Fill-in mode, rear curtain sync, slow synchro, auto mode, flash OFF mode, red-eye reduction | - |
| Red-Eye Reduction | Yes | - |
| Features | AF illuminator | - |
| VIDEOGRAPHY / CAMCORDER | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Digital Video Format | H.264, MOV | H.264, XAVC S, H.265, XAVC HS |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, MPO | JPEG, RAW, MPF, HEIF |
| Max Video Resolution | 3840 x 2160 | 7680 x 4320 |
| Audio Signal Format | PCM | Linear PCM, AAC |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | Wind noise reduction, sensitivity control | - |
| MEMORY | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Memory Card Slot | SD card | Dual CFexpress / 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, 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 Included | No | No |
| Image Storage | RAW 4608 x 3456 - 17 MB JPEG 4608 x 3456 - 7.5 MB JPEG 4608 x 3456 - 3.5 MB JPEG 3200 x 2400 - 1.7 MB JPEG 1280 x 960 - 0.4 MB JPEG 640 x 480 |
8640 x 5760 5616 x 3744 4320 x 2880 5616 x 3744 - APS-C mode 4320 x 2880 - APS-C mode 7680 x 5760 4992 x 3744 3840 x 2880 4992 x 3744 - APS-C mode 3840 x 2880 - APS-C mode 8760 x 4864 5616 x 3160 4320 x 2432 5616 x 3160 - APS-C mode 4320 x 2432 - APS-C mode 5760 x 5760 3744 x 3744 2880 x 2880 3744 x 3744 - APS-C mode 2880 x 2880 - APS-C mode |
| Video Capture | MOV - 3840 x 2160 p - 30 fps MOV - 3840 x 2160 p - 25 fps MOV - 3840 x 2160 p - 24 fps MOV - 1920 x 1080 p - 60 fps MOV - 1920 x 1080 p - 50 fps MOV - 1920 x 1080 p - 30 fps MOV - 1920 x 1080 p - 25 fps MOV - 1920 x 1080 p - 24 fps MOV - 1280 x 720 p - 30 fps MOV - 1280 x 720 p - 25 fps MOV - 1280 x 720 p - 24 fps |
XAVC HS - 7680 x 4320 p - 30 fps - 400Mbps XAVC HS - 7680 x 4320 p - 24 fps - 400Mbps XAVC HS - 7680 x 4320 p - 25 fps - 400Mbps XAVC HS - 3840 x 2160 p - 24 - 120 fps XAVC S - 3840 x 2160 p - 24 - 120 fps XAVC S - 1920 x 1080 p - 24 - 120 fps |
| BATTERY AND CHARGING | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Battery Type | Olympus BLS-5 Lithium Ion | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| Details | Olympus BLS-5 Li-ion rechargeable battery (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) |
| Battery Life | Photo shooting - 330 shots (50% with Live View) Video recording - 1.3 hours |
Photo shooting - 430 shots (LCD Monitor on) Photo shooting - 530 shots (EVF on) Video recording - 150 minutes (LCD Monitor on) Video recording - 145 minutes (EVF on) |
| CONNECTIONS | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Interface | HDMI, USB 2.0, IEEE 802.11b/g/n | HDMI, USB-C, NFC (Near Field Communication), IEEE 802.11a/b/g/n/ac, Bluetooth 5.0 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view, QR code scanning | Remote control via mobile devices, remote live view |
| Print Standard | Direct print, DPOF support, Exif Print support, PictBridge support | Exif Print support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| Connector Type | USB 2.0 HDMI output (19 pin micro HDMI Type D) |
HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) Network (RJ-45) USB / AV output (micro-USB) USB (USB Type-C) |
| FEATURES | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Self-Timer Delay | 2sec, 12sec | 10 sec, 2sec, 5 sec |
|---|---|---|
| Continuous Shooting Speed | 8.6 frames per second, 4.8 frames per second | 8 frames per second, 3 frames per second, 20 frames per second, 10 frames per second, 30 frames per second, 6 frames per second, 15 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Built-in speaker, RGB primary colour filter, auto power save, histogram display, AE lock, AF lock, shadow point display, interval shooting mode, highlight point display, in-camera RAW processing, high-speed recording, Dual Axis Electronic Level, GPS via mobile | Built-in speaker, RGB primary colour filter, AE lock, AF lock, interval shooting mode, Dynamic Range Optimizer, USB charging, Chromatic Aberration Compensation (CAC), Intelligent AUTO (iAUTO), Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, silent shooting, BRAVIA Sync function, PhotoTV HD, GPS via mobile, peripheral shading correction, Flickering Reduction function |
| OTHERS | Olympus OM-D E-M10 Mark III | Sony Alpha1 ILCE-1 |
|---|
| Included Accessories | Battery charger, body cap, shoulder strap, USB cable | Battery charger, body cap, shoulder strap, eyecup, shoe cap, cable protector, USB-C to USB-A cable |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
| Service & Support | - | Limited warranty - parts and labour - 1 year |
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