In depth comparison and review of Sony Alpha7 IV ILCE-7M4 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 Alpha7 IV ILCE-7M4 | 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 | 9.64 cm | 8.36 cm |
| Width | 13.13 cm | 12.15 cm |
| Depth | 7.98 cm | 4.95 cm |
| Weight | 658 g | 362 g |
| Weight Details | Camera with battery and memory card: 658 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 Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Sensor Resolution | 33.0 Megapixel | 16.1 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor R CMOS | Live MOS |
| Total Pixels | 34,100,000 pixels | 17,200,000 pixels |
| Effective Sensor Resolution | 33,000,000 pixels | 16,100,000 pixels |
| Optical Sensor Size | Full Frame (35.9 x 23.9 mm) | Four Thirds (4/3") |
| Frame Rate (Max Resolution) | 60 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 (Steady Shot with 5-axis Intelligent Active Mode) | Optical (5-axis image sensor shift mechanism) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | Digital level metre |
| PROCESSOR | Sony Alpha7 IV ILCE-7M4 | 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 Alpha7 IV ILCE-7M4 | 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 Alpha7 IV ILCE-7M4 | 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 | 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-priority AF, Subject-tracking AF, Touch Area AF, Eye detection AF |
| Face Detection | Eye Detect AF, face-priority AF function | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Viewfinder Type | Electronic - OLED | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.5" | - |
| Viewfinder Resolution | 3,686,400 pixels | 2,360,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.78x | 1.23x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +2 |
| Field of View Crop Factor | - | 2 |
| EXPOSURE & WHITE BALANCE | Sony Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| ISO (Max) | 204800 | 25600 |
|---|---|---|
| Native ISO | 100-51200 | 100-6400 |
| Extended ISO (Max) | 204800 | 25600 |
| Extended ISO (Min) | 50 | - |
| Light Sensitivity | ISO 50, ISO auto, ISO 204800, ISO 100-51200 | ISO 100-25600, ISO auto (100-25600) |
| Exposure Metering | Multi-segment, centre-weighted, average, highlight spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 1200 | 324 |
| Exposure Modes | Automatic, manual, aperture-priority, shutter-priority | Programme, bulb, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | Dynamic Range Bracketing, white balance bracketing | Art Filter bracketing, focus bracketing, white balance bracketing |
| Special Effects | Soft Skin, Creative Look presets | 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 Alpha7 IV ILCE-7M4 | 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 | 1,036,000 pixels | 1,040,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Display brightness control | Colour control, display brightness control |
| FLASH | Sony Alpha7 IV ILCE-7M4 | 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 Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Digital Video Format | MPEG-4, H.264, XAVC S, H.265, XAVC HS | H.264, MOV |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG, HEIF, RAW + HEIF | JPEG, RAW, RAW + JPEG, MPO |
| Max Video Resolution | 3840 x 2160 | 3840 x 2160 |
| Audio Signal Format | Linear PCM, AAC | PCM |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | Wind noise reduction | Wind noise reduction, sensitivity control |
| MEMORY | Sony Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Memory Card Slot | SD card, CFexpress / SD 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, 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 | - | Yes |
| Image Storage | 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 |
RAW 4608 x 3456 JPEG 4608 x 3456 JPEG 1280 x 720 |
| Video Capture | 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 |
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 Alpha7 IV ILCE-7M4 | 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 - 520 shots (EVF on) Photo shooting - 580 shots (LCD Monitor on) Video recording - 100 minutes (EVF on) Video recording - 110 minutes (LCD Monitor on) |
Photo shooting - 330 shots (Live View mode) Video recording - 140 minutes |
| CONNECTIONS | Sony Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Interface | USB 2.0, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 4.1 | HDMI, USB 2.0, IEEE 802.11b/g/n |
|---|---|---|
| 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 | 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 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) |
USB 2.0 (micro-USB) HDMI output (19 pin micro HDMI Type D) |
| FEATURES | Sony Alpha7 IV ILCE-7M4 | 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, 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 | 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 Alpha7 IV ILCE-7M4 | Olympus OM-D E-M10 Mark IIIS + M.Zuiko Digital 14-42mm II R |
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| Included Accessories | Eyepiece cover, body cap, shoulder strap, AC power adaptor, shoe cap, USB-C to USB-A cable | 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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