In depth comparison and review of Sony Alpha7s III ILCE-7SM3 and Panasonic Lumix DC-S1. 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 | Panasonic Lumix DC-S1 |
|---|
| Product Type | Digital camera - 4K - mirrorless system | Digital camera - 6K - mirrorless system |
|---|---|---|
| Lens Included | Body only | Body only |
| Height | 9.69 cm | 11 cm |
| Width | 12.89 cm | 14.89 cm |
| Depth | 8.08 cm | 9.67 cm |
| Weight | 699 g | 899 g |
| Weight Details | Camera with battery and memory card: 699 g | Camera body only: 899 g Camera with battery and memory card: 1.02 kg |
| Body Material | Magnesium alloy | - |
| Protection | Dust-resistant, moisture-resistant | Dust-resistant, splash-resistant |
| Digital Zoom | 4x | - |
| SENSOR | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Sensor Resolution | 12.1 Megapixel | 24.2 Megapixel |
|---|---|---|
| Optical Sensor Type | Exmor R CMOS | CMOS |
| Total Pixels | 12,900,000 pixels | 25,280,000 pixels |
| Effective Sensor Resolution | 12,100,000 pixels | 24,200,000 pixels |
| Optical Sensor Size | Full Frame (35.6 x 23.8 mm) | Full Frame (35.6 x 23.8 mm) |
| 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 Dual I.S. 2.0) |
| Built-in Optical Image Stabiliser | Yes | Yes |
| Sensors | Digital level metre | - |
| PROCESSOR | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
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| Image Processor | BIONZ XR | Venus Engine |
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| LENS | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
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| Lens Mounting Type | Sony E-mount | L-Mount |
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| FOCUSING | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
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| Auto Focus | TTL contrast and phase detection | TTL contrast detection |
|---|---|---|
| Auto Focus Points (Zones) Qty | 759 | 225 |
| Auto Focus Features | Focus Peaking function, Predictive Focus Control | Focus Peaking function, Depth From Defocus (DFD) technology, Advanced Recognition technology |
| 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, Predictive AI Servo AF |
| Face Detection | Face Recognition, face-priority AF function | Eye Detect AF, face-priority AF function |
| VIEWFINDER | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Viewfinder Type | Built-in - electronic | Electronic - OLED |
|---|---|---|
| Viewfinder Colour Support | Colour | Colour |
| Viewfinder Diagonal Size | 0.64" | - |
| Viewfinder Resolution | 9,437,184 pixels | 5,760,000 pixels |
| Optical Viewfinder Field Coverage | 100% | 100% |
| Optical Viewfinder Magnification | 0.9x | 0.78x |
| Optical Viewfinder Dioptric Correction Range | -4 to +3 | -4 to +2 |
| Field of View Crop Factor | - | 1.0 |
| Features | - | Auto eye sensor, magnification ratio control |
| EXPOSURE & WHITE BALANCE | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| ISO (Max) | 409600 | 51200 |
|---|---|---|
| Native ISO | - | 100-51200 |
| Extended ISO (Max) | 409600 | 204800 |
| Extended ISO (Min) | 40 | 50 |
| Light Sensitivity | ISO 204800, ISO 409600, ISO 80-102400, ISO 40 | ISO 50, ISO auto, ISO 102400, ISO 204800, ISO 100-51200 |
| Exposure Metering | Multi-segment, centre-weighted, spot | Multi-segment, centre-weighted, spot, highlight weighted |
| Exposure Metering Zones | 1200 | 1728 |
| Exposure Modes | Bulb, automatic, manual, aperture-priority, shutter-priority | Programme, automatic, manual, aperture-priority, shutter-priority |
| Bracketing Modes | Dynamic Range Bracketing | Focus bracketing, white balance bracketing, aperture bracketing |
| Special Effects | - | Sepia, Vivid, soft focus, natural, monochrome, Flat, landscape, portrait, miniature, Cross Process, Retro, Expressive, high dynamic, Bleach Bypass, High Key, Low Key, Toy effect, Star Filter, Impressive Art, One Point Colour, Dynamic Monochrome, Sunshine, Old Days, Toy Pop, Fantasy, Rough Monochrome, Silky Monochrome, Standard, L. Monochrome, L. Monochrome D, Cinelike D, Cinelike V, L. Classic Neo, L. Monochrome S, Like709, V-Log, Like2100 (HLG) |
| White Balance | Custom, automatic, presets | Custom, automatic, presets |
| White Balance Presets | Incandescent, fluorescent, cloudy, Flash, daylight, shade, Underwater, 2500K - 9900K | Incandescent, cloudy, Flash, daylight, shade, 2500K - 10000K (100K steps) |
| 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 | 3, 5, 7 steps in 1/3, 2/3 or 1 EV steps |
| White Balance Bracketing | - | Yes |
| X-sync Speed | 1/250sec | 1/320 sec |
| Exposure Range | EV -3-20 (ISO 100) | EV 0-18 (ISO 100) |
| DISPLAY | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Type | 3" LCD display | 3.2" LCD display |
|---|---|---|
| Touch Screen | Yes | Yes |
| Display Format | 1,440,000 pixels | 2,100,000 pixels |
| Display Form Factor | Folding | Tilting (3-way) |
| Display Features | Display brightness control | - |
| FLASH | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Camera Flash | - | External flash |
|---|---|---|
| Flash Modes | - | Auto mode, red-eye reduction, forced, slow sync |
| Red-Eye Reduction | - | Yes |
| VIDEOGRAPHY / CAMCORDER | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Digital Video Format | H.264, XAVC S, H.265, XAVC HS | - |
|---|---|---|
| Image Recording Format | JPEG, RAW, RAW + JPEG | JPEG, RAW, HLG Photo |
| Max Video Resolution | 3840 x 2160 | 5184 x 3456 |
| Audio Signal Format | AAC | Dolby Digital AC-3 (2 channel), Linear PCM, AAC |
| Microphone Operation Mode | Stereo | Stereo |
| Microphone Features | - | Wind noise reduction |
| MEMORY | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Memory Card Slot | Dual SD card, dual CFexpress | SD card, XQD Memory 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, XQD Memory Card, SDHC UHS-II Memory Card, SDXC UHS-II Memory Card, CFexpress |
| 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 |
6000 x 4000 4272 x 2848 3024 x 2016 12000 x 8000 - High Resolution Mode 5328 x 4000 RAW 3792 x 2848 2688 x 2016 RAW 10656 x 8000 - High Resolution Mode 4000 x 4000 2848 x 2848 2016 x 2016 RAW 8000 x 8000 - High Resolution Mode 6000 x 3000 6000 x 2208 |
| 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 |
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| BATTERY AND CHARGING | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Battery Type | Sony NP-FZ100 Lithium Ion | Lithium Ion - manufacturer-specific |
|---|---|---|
| Details | Sony NP-FZ100 Li-ion rechargeable battery - 2280 mAh (included) | Li-ion rechargeable battery - 3050 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 - 380 shots (LCD Monitor on) Photo shooting - 360 shots (EVF on) Photo shooting - 1100 shots (Power Save LVF Shooting mode) |
| CONNECTIONS | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Interface | HDMI, USB-C, Wireless LAN, NFC (Near Field Communication), Bluetooth 5.0 | HDMI, USB 3.1, 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 | - |
| Print Standard | Exif Print support, PRINT Image Matching | Direct print, Exif Print support, PictBridge support |
| Flash Terminal | Hot shoe | Hot shoe, PC terminal |
| 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 3.1 Gen 1 (USB Type-C) HDMI output (19 pin HDMI Type A) Microphone (mini-phone 3.5mm) Remote control (sub-mini phone 2.5 mm) Headphones (mini-phone stereo 3.5 mm) |
| FEATURES | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Self-Timer Delay | 10 sec, 2sec, 5 sec | 10 sec, 2sec |
|---|---|---|
| Continuous Shooting Speed | 8 frames per second, 3 frames per second, 10 frames per second, 6 frames per second | 2 frames per second, 5 frames per second, 9 frames per second, 30 frames per second, 6 frames per second, 60 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 | Audio recording, date/time stamp, USB powered, USB charging, Light Speed AF, primary colour filter, Focus Stacking, Post Focus function, Touch AE function, white balance shift |
| OTHERS | Sony Alpha7s III ILCE-7SM3 | Panasonic Lumix DC-S1 |
|---|
| Included Accessories | - | Battery charger, body cap, shoulder strap, AC power adaptor, battery grip terminal cover, cable holder, hot shoe cover, USB-C cable, USB-C to USB-A cable, flash synchro socket cap |
|---|---|---|
| Software | - | SILKYPIX Developer Studio, LUMIX Tether, Panasonic PHOTOfunSTUDIO 10.1 Premium Edition |
| Max Operating Temperature | 40 °C | 40 °C |
| Min Operating Temperature | 0 °C | -10 °C |
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