Detailed comparison and review of Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom and Olympus OM System 1. With our comprehensive overview, you can simply compare design, sensors, proximity characteristics, memory capacities, but also other key features of both cameras and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the camera that best fits your needs and expectations.
| DESIGN AND DIMENSIONS | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.56 cm | 9.16 cm |
| Width | 12.69 cm | 13.48 cm |
| Depth | 7.37 cm | 7.27 cm |
| Weight | 650 g | 511 g |
| Weight Details | Camera with battery and memory card: 650 g | Camera body only: 511 g Camera with battery and memory card: 599 g |
| Enclosure Colour | Black | - |
| Protection | Dust-resistant, moisture-resistant | Splashproof, freezeproof, dust-proof, IP53 |
| Digital Zoom | 4x | - |
| SENSOR | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Sensor Resolution | 24.2 Megapixel | 20.4 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor R CMOS | Stacked BSI Live MOS |
| Total Pixels | 25,300,000 pixels | 22,900,000 pixels |
| Effective Sensor Resolution | 24,200,000 pixels | 20,400,000 pixels |
| Optical Sensor Size | Full Frame (35.6 x 23.8 mm) | Four Thirds (4/3") |
| Frame Rate (Max Resolution) | 30 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 Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Image Processor | BIONZ X | TruePic X |
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| LENS | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Type | Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | - |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | 36 - 157.5mm | - |
| Focus Adjustment | Automatic, manual | - |
| Min Focus Distance | 38 cm | - |
| Max View Angle | 84 degree(s) | - |
| Zoom Adjustment | Manual | - |
| Lens Construction | 14 groups / 17 elements | - |
| Filter Size | 77 mm | - |
| Lens Mounting Type | Sony E-mount | Micro Four Thirds |
| Features | ED glass, aspherical lens, dustproof, AA (advanced aspherical) lens, moisture-resistant, Direct Drive Super Sonic wave Motor (DDSSM), fluorine coating, Nano AR Coating | - |
| FOCUSING | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 693 | 1053 |
| Auto Focus Features | Focus Peaking function | Focus Peaking function |
| AE/AF Control | Face-priority AF, Touch Area AF | AI Focus AF |
| Face Detection | Face-priority AF function | Eye Detect AF, Face Detection AF/AE |
| VIEWFINDER | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Viewfinder Type | Electronic - OLED | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.5" | - |
| Viewfinder Resolution | 2,359,296 pixels | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.78x | - |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +2 |
| Field of View Crop Factor | - | 2 |
| Features | Viewfinder brightness control, colour temperature control | - |
| EXPOSURE & WHITE BALANCE | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| ISO (Max) | 204800 | 102400 |
|---|---|---|
| Native ISO | 100-51200 | - |
| Extended ISO (Max) | 204800 | 102400 |
| Extended ISO (Min) | 50 | 80 |
| Light Sensitivity | ISO 50, ISO 102400, ISO 204800, ISO 100-51200 | ISO 200-102400, ISO 80-102400 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot |
| Exposure Metering Zones | 1200 | 324 |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority | - |
| Bracketing Modes | Flash Exposure Bracketing, white balance bracketing | Art Filter bracketing, Dynamic Range Bracketing, focus bracketing, ISO sensitivity bracketing, Flash Exposure Bracketing, white balance bracketing |
| Shooting Programs | Landscape, portrait mode, macro, night portrait, night scene, sports mode, sunset | - |
| Special Effects | Black & White, Sepia, Neutral, Vivid, sunset, landscape, portrait, clear, deep, light, autumn leaves, Retro, partial colour, Toy camera, Posterisation, High contrast monochrome, Pop Colour, Rich-tone monochrome, Soft High-key, Night Scene, Standard, Style Box, Posterisation (B/W) | Monotone, Vivid, soft focus, natural, Flat, portrait, Water Colour, Diorama, Cross Process, partial colour, Grainy Film, Light Tone, Pop Art, Pale & Light Colour, pin hole, Gentle Sepia, Dramatic Tone, Bleach Bypass, High Key, Low Key, Key Line, Vintage, Instant Film, Colour Creator, Underwater |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, fluorescent light (cool white), fluorescent light (daylight), fluorescent light (warm white), Underwater, 2500K - 9900K, fluorescent light (daylight white) | - |
| Shutter Type | Mechanical electronically-controlled | Mechanical, electronic |
| Max Shutter Speed | 1/8000 sec | 1/32000 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, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps | - |
| White Balance Bracketing | Yes | Yes |
| X-sync Speed | 1/250sec | 1/250sec, 1/8000 sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -5.5-19 (ISO 100) |
| DISPLAY | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Type | 2.95" LCD display | 3" LCD display |
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| Touch Screen | Yes | Yes |
| Display Format | 921,600 pixels | 1,620,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Display brightness control | - |
| FLASH | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Camera Flash | - | External flash |
|---|---|---|
| Flash Modes | - | Fill-in mode, slow synchro, flash OFF mode |
| Features | - | AF illuminator |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Digital Video Format | AVCHD, XAVC S | H.264, MOV, H.265, MPEG-4 AVC |
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| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG |
| Max Video Resolution | 3840 x 2160 | 4096 x 2160 |
| Audio Signal Format | Dolby Digital AC-3 (2 channel), Linear PCM | Linear PCM |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | - | Wind noise reduction |
| MEMORY | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Memory Card Slot | Memory Stick PRO Duo card, SD card | SD card |
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| Supported Memory Cards | SD Memory Card, Memory Stick PRO Duo, SDXC Memory Card, SDHC Memory Card, Memory Stick PRO-HG Duo, SDHC UHS-I Memory Card, SDXC UHS-I Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II 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 |
| Memory Card Included | No | - |
| Image Storage | 6000 x 4000 3936 x 2624 3008 x 2000 1968 x 1312 6000 x 3376 3936 x 2216 3008 x 1688 1968 x 1112 |
5184 x 3888 |
| Video Capture | XAVC S - 3840 x 2160 p - 30 fps - 100Mbps XAVC S - 3840 x 2160 p - 24 fps - 100Mbps XAVC S - 3840 x 2160 p - 30 fps - 60Mbps XAVC S - 3840 x 2160 p - 24 fps - 60Mbps XAVC S - 1920 x 1080 p - 120 fps - 100Mbps XAVC S - 1920 x 1080 p - 120 fps - 60Mbps XAVC S - 1920 x 1080 p - 60 fps - 50Mbps XAVC S - 1920 x 1080 p - 30 fps - 50Mbps XAVC S - 1920 x 1080 p - 24 fps - 50Mbps XAVC S - 1920 x 1080 p - 60 fps - 25Mbps XAVC S - 1920 x 1080 p - 30 fps - 16Mbps AVCHD - 1920 x 1080 i - 60 fps - 24Mbps AVCHD - 1920 x 1080 i - 60 fps - 17Mbps XAVC S - 3840 x 2160 p - 25 fps - 100Mbps XAVC S - 3840 x 2160 p - 25 fps - 60Mbps XAVC S - 1920 x 1080 p - 100 fps - 100Mbps XAVC S - 1920 x 1080 p - 100 fps - 60Mbps XAVC S - 1920 x 1080 p - 50 fps - 50Mbps XAVC S - 1920 x 1080 p - 25 fps - 50Mbps AVCHD - 1920 x 1080 i - 50 fps - 24Mbps AVCHD - 1920 x 1080 i - 50 fps - 17Mbps |
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| BATTERY AND CHARGING | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Battery Type | Sony NP-FZ100 Lithium Ion | Olympus BLX-1 Lithium Ion |
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| Details | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) | Olympus BLX-1 Li-ion rechargeable battery (included) |
| Battery Life | Photo shooting - 710 shots (LCD Monitor on) Photo shooting - 610 shots (EVF on) Video recording - 2.08 hours (LCD Monitor on) Voice recording - 1.92 hours (EVF on) |
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| CONNECTIONS | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Interface | HDMI, USB 3.1, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1 | HDMI, USB-C, IEEE 802.11b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, remote live view, Wireless Image Transfer | - |
| Print Standard | DPOF support, Exif Print support, PRINT Image Matching | Exif Print support |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| Connector Type | USB 3.1 (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) |
USB 3.0 (USB Type-C) Remote control input (sub-mini phone 2.5 mm) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Self-Timer Delay | 10 sec, 2sec, 5 sec | 2sec, 12sec, custom |
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| Continuous Shooting Speed | 8 frames per second, 10 frames per second | 120 frames per second |
| HDR Mode | Auto HDR mode | - |
| Additional Features | Built-in speaker, sharpness control, digital image rotation, camera orientation detection, histogram display, saturation control, shadow point display, highlight point display, takes photos while film recording, contrast control, Dynamic Range Optimizer, USB charging, built-in help guide, Dolby Digital Stereo Creator, Intelligent AUTO (iAUTO), Clear Image Zoom, noise reduction over long exposures, Lens Distortion Correction, high ISO speed noise reduction, PlayMemories Camera Apps support, silent shooting, BRAVIA Sync function, PhotoTV HD, GPS via mobile, S-Log2 gamma setting, peripheral shading correction, chromatic aberration correction, anti-flicker, Hybrid Log-Gamma (HLG) recording, S-Log3 gamma setting | Built-in speaker, auto power save, histogram display, in-camera red-eye removal, cropping an image, resizing an image, shadow point display, interval shooting mode, highlight point display, USB charging, in-camera RAW processing, HDR image enhancement technology, high-speed recording, Dual Axis Electronic Level, silent shooting, GPS via mobile, multiple exposure capture, Focus Stacking, anti-flicker, Hybrid Log-Gamma (HLG) recording, 80-megapixel High Resolution mode |
| OTHERS | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Olympus OM System 1 |
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| Included Accessories | Eyepiece cover, lens hood, dust cap, body cap, shoulder strap, AC power adaptor, shoe cap, micro-USB cable | Shoulder strap, AC power adaptor, USB cable, cable clip, cable protector |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
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