In depth comparison and review of Sony Alpha7s III ILCE-7SM3 and Sony Alpha6700 ILCE-6700L + E 18-135mm 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 Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 4K - mirrorless system |
|---|---|---|
| Lens Included | Body only | E 18-135mm OSS lens |
| Height | 9.69 cm | 6.9 cm |
| Width | 12.89 cm | 12.2 cm |
| Depth | 8.08 cm | 7.51 cm |
| Weight | 699 g | 410 g |
| Weight Details | Camera with battery and memory card: 699 g | Camera body only: 410 g Camera with battery and memory card: 493 g |
| Body Material | Magnesium alloy | - |
| Protection | Dust-resistant, moisture-resistant | - |
| Digital Zoom | 4x | 2x |
| Optical Zoom | - | 3x |
| SENSOR | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Sensor Resolution | 12.1 Megapixel | 26.0 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor R CMOS | Exmor R CMOS |
| Total Pixels | 12,900,000 pixels | 27,000,000 pixels |
| Effective Sensor Resolution | 12,100,000 pixels | 26,000,000 pixels |
| Optical Sensor Size | Full Frame (35.6 x 23.8 mm) | APS-C (23.5 x 15.6 mm) |
| Frame Rate (Max Resolution) | 120 fps | 119.88 fps |
| Sensor Dust Reduction | Yes | Yes |
| Sensor Features | Dust Reduction (image sensor vibration), Anti-Dust coating | Anti-Dust coating |
| 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 | - |
| PROCESSOR | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Image Processor | BIONZ XR | BIONZ XR |
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| LENS | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Type | - | Zoom lens - 3x zoom - 16 - 50 mm - f/3.5-5.6 PZ OSS - zoom |
|---|---|---|
| Focal Length Equivalent to 35mm Camera | - | 24 - 75mm |
| Focus Adjustment | - | Automatic, manual |
| Min Focus Distance | - | 25 cm |
| Max View Angle | - | 83 degree(s) |
| Zoom Adjustment | - | Manual (by ring), motorised drive |
| Lens Construction | - | 8 groups / 9 elements |
| Filter Size | - | 40.5 mm |
| Lens Mounting Type | Sony E-mount | Sony E-mount |
| Features | - | ED glass, aspherical lens, Lens Barrel Retraction Function |
| FOCUSING | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Auto Focus | TTL contrast and phase detection | TTL contrast and phase detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 759 | 759 |
| 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 | Touch AF, Animal detection AF, AF Track Sens, AF Subject Shift Sensivity, AF Transition Speed, AF Area Regist, AF Assist, Focus Map, Circle of Focus Point, Switch V/H AF Area, Bird detection AF, Human detection AF, Insect detection AF, Car detection AF, Train detection AF, Airplane detection AF |
| Face Detection | Face Recognition, face-priority AF function | Yes |
| VIEWFINDER | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Viewfinder Type | Built-in - electronic | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.64" | 0.39" |
| Viewfinder Resolution | 9,437,184 pixels | 2,359,296 pixels |
| Optical Viewfinder Field Coverage | 100% | - |
| Optical Viewfinder Magnification | 0.9x | 1.07x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +3 |
| Field of View Crop Factor | - | 1.5 |
| EXPOSURE & WHITE BALANCE | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| ISO (Max) | 409600 | 102400 |
|---|---|---|
| Native ISO | - | 100-32000 |
| Extended ISO (Max) | 409600 | 102400 |
| Extended ISO (Min) | 40 | 50 |
| Light Sensitivity | ISO 204800, ISO 409600, ISO 80-102400, ISO 40 | ISO 50, ISO 102400, ISO 100-32000 |
| Exposure Metering | Multi-segment, centre-weighted, spot | - |
| Exposure Metering Zones | 1200 | 1200 |
| Exposure Modes | Bulb, automatic, manual, aperture-priority, shutter-priority | - |
| Bracketing Modes | Dynamic Range Bracketing | Focus bracketing |
| Special Effects | - | Soft Skin, Creative Look presets |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K | - |
| Shutter Type | Mechanical electronically-controlled | Mechanical, electronic |
| 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 or 9 steps | - |
| X-sync Speed | 1/250sec | 1/160 sec |
| Exposure Range | EV -3-20 (ISO 100) | EV -3-20 (ISO 100) |
| DISPLAY | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Type | 3" LCD display | 3" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,440,000 pixels | 1,036,800 pixels |
| Display Form Factor | Folding | Folding (176°) / rotating (270°) |
| Display Features | Display brightness control | - |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Digital Video Format | H.264, XAVC S, H.265, XAVC HS | MPEG-4, H.264, XAVC S, XAVC HD, H.265, XAVC HS |
|---|---|---|
| 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 | AAC | Linear PCM |
| Microphone Operation Mode | Stereo | Stereo |
| MEMORY | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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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, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card |
| Memory Card Included | No | No |
| 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 |
6192 x 4128 4384 x 2920 3104 x 2064 |
| 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 |
3840 x 2160 p - 119.88 fps - 200Mbps 3840 x 2160 p - 100 fps - 200Mbps 3840 x 2160 p - 59.94 fps - 150Mbps 3840 x 2160 p - 59.94 fps - 75Mbps 3840 x 2160 p - 59.94 fps - 45Mbps 3840 x 2160 p - 50 fps - 150Mbps 3840 x 2160 p - 50 fps - 75Mbps 3840 x 2160 p - 50 fps - 45Mbps 3840 x 2160 p - 23.98 fps - 100Mbps 3840 x 2160 p - 23.98 fps - 50Mbps 3840 x 2160 p - 23.98 fps - 30Mbps 3840 x 2160 p - 119.88 fps - 280Mbps 3840 x 2160 p - 100 fps - 280Mbps 3840 x 2160 p - 59.94 fps - 200Mbps 3840 x 2160 p - 59.94 fps - 100Mbps 3840 x 2160 p - 50 fps - 200Mbps 3840 x 2160 p - 50 fps - 100Mbps 3840 x 2160 p - 23.98 fps - 100Mbps 3840 x 2160 p - 29.97 fps - 100Mbps 3840 x 2160 p - 29.97 fps - 60Mbps 3840 x 2160 p - 25 fps - 100Mbps 3840 x 2160 p - 25 fps - 60Mbps 3840 x 2160 p - 25 fps - 140Mbps 1920 x 1080 p - 119.88 fps - 100Mbps 1920 x 1080 p - 119.88 fps - 60Mbps 1920 x 1080 p - 100 fps - 100Mbps 1920 x 1080 p - 100 fps - 60Mbps 1920 x 1080 p - 59.94 fps - 50Mbps 1920 x 1080 p - 59.94 fps - 25Mbps 1920 x 1080 p - 50 fps - 50Mbps 1920 x 1080 p - 50 fps - 25Mbps 1920 x 1080 p - 29.97 fps - 50Mbps 1920 x 1080 p - 29.97 fps - 16Mbps 1920 x 1080 p - 25 fps - 50Mbps 1920 x 1080 p - 25 fps - 16Mbps 1920 x 1080 p - 23.98 fps - 50Mbps 3840 x 2160 p - 59.94 fps - 600Mbps 3840 x 2160 p - 59.94 fps - 222Mbps 3840 x 2160 p - 50 fps - 500Mbps 3840 x 2160 p - 50 fps - 185Mbps 3840 x 2160 p - 29.97 fps - 300Mbps 3840 x 2160 p - 29.97 fps - 111Mbps 3840 x 2160 p - 25 fps - 250Mbps 3840 x 2160 p - 25 fps - 93Mbps 3840 x 2160 p - 23.98 fps - 240Mbps 3840 x 2160 p - 23.98 fps - 89Mbps |
| BATTERY AND CHARGING | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Battery Type | Sony NP-FZ100 Lithium Ion | Sony NP-FZ100 Lithium Ion |
|---|---|---|
| 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 - 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 - 550 shots (EVF on) Photo shooting - 570 shots (LCD Monitor on) Video recording - 95 minutes (EVF on) Video recording - 100 minutes (LCD Monitor on) |
| CONNECTIONS | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Interface | HDMI, USB-C, Wireless LAN, NFC (Near Field Communication), Bluetooth 5.0 | HDMI, USB 3.2, IEEE 802.11a/b/g/n/ac, Bluetooth 4.2 |
|---|---|---|
| Connectivity Features | Remote control via mobile devices, Wireless Image Transfer, PC Remote functions via Wi-Fi | Remote control via mobile devices |
| Print Standard | Exif Print support, PRINT Image Matching | - |
| 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 3.2 (24 pin USB-C) HDMI output (19 pin micro HDMI Type D) Microphone (mini-phone stereo 3.5 mm) Remote control Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Self-Timer Delay | 10 sec, 2sec, 5 sec | - |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second | 11 frames per second |
| 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, built-in LED illuminator, Chromatic Aberration Compensation (CAC), Time-Lapse recording, Clear Image Zoom, distortion correction function, slow motion recording, auto-framing, anti-flicker, S-Log3 gamma setting, 4:2:2 10-bit internal rercording, Lens Shading Correction, Picture Profile Preset, webcam function, focus breathing compensation, USB streaming, proxy recording, AI-powered, quick motion |
| OTHERS | Sony Alpha7s III ILCE-7SM3 | Sony Alpha6700 ILCE-6700L + E 18-135mm OSS |
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| Included Accessories | - | Eyepiece cover, dust cap, body cap, lens cap, shoulder strap, hot shoe cap |
|---|---|---|
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | 0 °C |
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