In depth comparison and review of Sony Alpha7s III ILCE-7SM3 and Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R. 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 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | M.Zuiko Digital 14-42mm II R lens |
| Height | 9.69 cm | 8.36 cm |
| Width | 12.89 cm | 12.15 cm |
| Depth | 8.08 cm | 4.95 cm |
| Weight | 699 g | 362 g |
| Weight Details | Camera with battery and memory card: 699 g | Camera body only: 362 g Camera with battery and memory card: 411 g |
| Body Material | Magnesium alloy | - |
| Enclosure Colour | - | Silver |
| Protection | Dust-resistant, moisture-resistant | - |
| Digital Zoom | 4x | - |
| Optical Zoom | - | 3x |
| SENSOR | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Sensor Resolution | 12.1 Megapixel | 16.1 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor R CMOS | Live MOS |
| Total Pixels | 12,900,000 pixels | 17,200,000 pixels |
| Effective Sensor Resolution | 12,100,000 pixels | 16,100,000 pixels |
| Optical Sensor Size | Full Frame (35.6 x 23.8 mm) | Four Thirds (4/3") |
| Frame Rate (Max Resolution) | 120 fps | 30 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Supersonic Wave Filter (SWF) |
| Image Stabiliser | Optical (5-axis Steady Shot) | Optical (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | Digital level metre |
| PROCESSOR | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Image Processor | BIONZ XR | TruePic VIII |
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| LENS | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Type | - | Zoom lens - 3x zoom - 14 - 42 mm - f/3.5-5.6 Micro Four Thirds |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | - | 28 - 84mm |
| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 25 cm |
| Max View Angle | - | 75 degree(s) |
| Zoom Adjustment | - | Manual (by ring) |
| Lens Construction | - | 7 groups / 8 elements |
| Filter Size | - | 37 mm |
| Lens Mounting Type | Sony E-mount | Micro Four Thirds |
| Features | - | Aspherical lens, MSC technology |
| FOCUSING | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Auto Focus | TTL contrast and phase detection | TTL contrast detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 759 | 121 |
| Auto Focus Features | Focus Peaking function, Predictive Focus Control | Focus Peaking function |
| AE/AF Control | Flex Focus Point, Face-priority AF, Subject-tracking AF, Eye detection AF | Face-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF |
| Face Detection | Face Recognition, face-priority AF function | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Viewfinder Type | Built-in - electronic | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.64" | - |
| Viewfinder Resolution | 9,437,184 pixels | 2,360,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.9x | 1.23x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +2 |
| Field of View Crop Factor | - | 2 |
| EXPOSURE & WHITE BALANCE | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| ISO (Max) | 409600 | 25600 |
|---|---|---|
| Native ISO | - | 100-6400 |
| Extended ISO (Max) | 409600 | 25600 |
| Extended ISO (Min) | 40 | - |
| Light Sensitivity | ISO 204800, ISO 409600, ISO 80-102400, ISO 40 | ISO 100-25600, ISO auto (100-25600) |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 1200 | 324 |
| Exposure Modes | Bulb, automatic, manual, aperture-priority, shutter-priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | Dynamic Range Bracketing | Art Filter bracketing, focus bracketing, white balance bracketing |
| Special Effects | - | Soft focus, Water Colour, Diorama, Cross Process, partial colour, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, Dramatic Tone, Bleach Bypass, Key Line, Vintage, Instant Film |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K | Fluorescent, sunlight, tungsten light, Flash, shade, overcast, 2000K - 14000K |
| Shutter Type | Mechanical electronically-controlled | Mechanical, electronic |
| Max Shutter Speed | 1/8000 sec | 1/16000 sec |
| Min Shutter Speed | 30 sec | 60 sec |
| Exposure Compensation | ±5 EV range, in 1/2 or 1/3 EV steps | ±5 EV range, in 1/3 EV steps |
| Auto Exposure Bracketing | 3, 5 or 9 steps | - |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/250sec | 1/250sec, 1/4000 sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -2-20 (ISO 100) |
| DISPLAY | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,440,000 pixels | 1,040,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Display brightness control | Colour control, display brightness control |
| FLASH | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| 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, wireless off-camera control |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Digital Video Format | H.264, XAVC S, H.265, XAVC HS | H.264, MOV |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG, MPO |
| Max Video Resolution | 3840 x 2160 | 3840 x 2160 |
| Audio Signal Format | AAC | PCM |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | - | Wind noise reduction, sensitivity control |
| MEMORY | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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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-I Memory Card, SDXC UHS-I Memory Card |
| Memory Card | - | 16 GB SDHC |
| Memory Card Included | No | Yes |
| 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 |
RAW 4608 x 3456 JPEG 4608 x 3456 JPEG 1280 x 720 |
| 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 |
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 - 1280 x 720 p - 60 fps MOV - 1280 x 720 p - 50 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 |
| BATTERY AND CHARGING | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Battery Type | Sony NP-FZ100 Lithium Ion | Olympus BLS-50 Lithium Ion |
|---|---|---|
| Details | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) | Olympus BLS-50 Li-ion rechargeable battery (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 - 330 shots (Live View mode) Video recording - 140 minutes |
| CONNECTIONS | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Interface | HDMI, USB-C, Wireless LAN, NFC (Near Field Communication), Bluetooth 5.0 | HDMI, USB 2.0, IEEE 802.11b/g/n |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, Wireless Image Transfer, PC Remote functions via Wi-Fi | Remote control via mobile devices, remote live view, QR code scanning |
| Print Standard | Exif Print support, PRINT Image Matching | Direct print, DPOF support, Exif Print support, PictBridge support |
| Flash Terminal | Hot shoe | 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 2.0 (micro-USB) HDMI output (19 pin micro HDMI Type D) |
| FEATURES | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Self-Timer Delay | 10 sec, 2sec, 5 sec | 2sec, 12sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second | 8.6 frames per second, 4.8 frames per second |
| HDR Mode | - | Auto HDR mode |
| 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 | 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, silent shooting, GPS via mobile |
| OTHERS | Sony Alpha7s III ILCE-7SM3 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Included Accessories | - | Battery charger, dust cap, body cap, lens cap, shoulder strap, USB cable, carrying bag |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
| Service & Support | - | Limited warranty - 2 years |
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