In depth comparison and review of Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom and Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS. 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 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
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| Lens Included | Body only | FE 28-70mm OSS lens |
| Height | 9.56 cm | 9.64 cm |
| Width | 12.69 cm | 13.13 cm |
| Depth | 7.37 cm | 7.98 cm |
| Weight | 650 g | 658 g |
| Weight Details | Camera with battery and memory card: 650 g | Camera with battery and memory card: 658 g |
| Body Material | - | Magnesium alloy |
| Enclosure Colour | Black | - |
| Protection | Dust-resistant, moisture-resistant | Dust-resistant, moisture-resistant |
| Digital Zoom | 4x | 4x |
| SENSOR | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Sensor Resolution | 24.2 Megapixel | 33.0 Megapixel |
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| Optical Sensor Type | Exmor R CMOS | Exmor R CMOS |
| Total Pixels | 25,300,000 pixels | 34,100,000 pixels |
| Effective Sensor Resolution | 24,200,000 pixels | 33,000,000 pixels |
| Optical Sensor Size | Full Frame (35.6 x 23.8 mm) | Full Frame (35.9 x 23.9 mm) |
| Frame Rate (Max Resolution) | 30 fps | 60 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Dust Reduction (image sensor vibration), Anti-Dust coating |
| Image Stabiliser | Optical (5-axis Steady Shot) | Optical (Steady Shot with 5-axis Intelligent Active Mode) |
| 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 | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Image Processor | BIONZ X | BIONZ XR |
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| LENS | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Type | Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Zoom lens 28 - 70 mm - f/3.5-5.6 FE OSS - zoom |
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| Focal Length Equivalent to 35mm Camera | 36 - 157.5mm | - |
| Focus Adjustment | Automatic, manual | Automatic, manual |
| Min Focus Distance | 38 cm | 30 cm |
| Max View Angle | 84 degree(s) | 75 degree(s) |
| Zoom Adjustment | Manual | Manual |
| Lens Construction | 14 groups / 17 elements | 8 groups / 9 elements |
| Filter Size | 77 mm | 55 mm |
| Lens Mounting Type | Sony E-mount | Sony E-mount |
| Features | ED glass, aspherical lens, dustproof, AA (advanced aspherical) lens, moisture-resistant, Direct Drive Super Sonic wave Motor (DDSSM), fluorine coating, Nano AR Coating | Internal focusing system, full-time manual focusing, ED glass, splashproof, aspherical lens, dustproof |
| FOCUSING | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
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| Auto Focus Points (Zones) Qty | 693 | 759 |
| Auto Focus Features | Focus Peaking function | Focus Peaking function, Predictive Focus Control |
| AE/AF Control | Face-priority AF, Touch Area 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 | Face-priority AF function | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Viewfinder Type | Electronic - OLED | Electronic - OLED |
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| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.5" | 0.5" |
| Viewfinder Resolution | 2,359,296 pixels | 3,686,400 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.78x | 0.78x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +3 |
| 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 | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| ISO (Max) | 204800 | 204800 |
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| Native ISO | 100-51200 | 100-51200 |
| Extended ISO (Max) | 204800 | 204800 |
| Extended ISO (Min) | 50 | 50 |
| Light Sensitivity | ISO 50, ISO 102400, ISO 204800, ISO 100-51200 | ISO 50, ISO auto, ISO 204800, ISO 100-51200 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, average, highlight spot |
| Exposure Metering Zones | 1200 | 1200 |
| Exposure Modes | Programme, automatic, manual, aperture-priority, shutter-priority | Automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | Flash Exposure Bracketing, white balance bracketing | Dynamic Range 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) | Soft Skin, Creative Look presets |
| 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) | 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, 5, 9 steps in 1/3, 1/2, 2/3, 1, 2 or 3 EV steps | 3, 5 or 9 steps |
| White Balance Bracketing | Yes | - |
| X-sync Speed | 1/250sec | 1/250sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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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 | 1,036,000 pixels |
| Display Form Factor | Folding | Folding |
| Display Features | Display brightness control | Display brightness control |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Digital Video Format | AVCHD, XAVC S | MPEG-4, H.264, XAVC S, H.265, XAVC HS |
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| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, RAW + JPEG, HEIF, RAW + HEIF |
| Max Video Resolution | 3840 x 2160 | 3840 x 2160 |
| Audio Signal Format | Dolby Digital AC-3 (2 channel), Linear PCM | Linear PCM, AAC |
| 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 | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Memory Card Slot | Memory Stick PRO Duo card, SD card | SD card, CFexpress / 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, CFexpress |
| 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 |
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 | 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 |
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 | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Battery Type | Sony NP-FZ100 Lithium Ion | Sony NP-FZ100 Lithium Ion |
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| Details | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (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) |
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 | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Interface | HDMI, USB 3.1, IEEE 802.11b/g/n, NFC (Near Field Communication), Bluetooth 4.1 | USB 2.0, USB-C, IEEE 802.11a/b/g/n/ac, Bluetooth 4.1 |
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| Connectivity Features | Remote control via mobile devices, remote live view, Wireless Image Transfer | 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, PRINT Image Matching | Exif Print support, PRINT Image Matching |
| Flash Terminal | Hot shoe | Hot shoe |
| 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 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 | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Self-Timer Delay | 10 sec, 2sec, 5 sec | 10 sec, 2sec, 5 sec |
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| Continuous Shooting Speed | 8 frames per second, 10 frames per second | 8 frames per second, 3 frames per second, 10 frames per second, 6 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, 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 | Sony Alpha7 III ILCE-7M3 + Zoom lens 24 - 105 mm - f/4.0 FE G OSS - zoom | Sony Alpha7 IV ILCE-7M4K + FE 28-70mm OSS |
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| Included Accessories | Eyepiece cover, lens hood, dust cap, body cap, shoulder strap, AC power adaptor, shoe cap, micro-USB cable | Eyepiece cover, lens hood, dust cap, body cap, lens cap, shoulder strap, AC power adaptor, shoe cap, USB-C to USB-A cable |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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