Suomi 
English 
Digital Mirrorless Camera Sony Alpha a7R III A Body
Imaging
| Lens Mount | Sony E |
|---|---|
| Sensor Type | 35.9 x 24 mm (Full-Frame) CMOS |
| Sensor Resolution | Actual: 43.6 Megapixel Effective: 42.4 Megapixel (7952 x 5304) |
| Crop Factor | None |
| Aspect Ratio | 3:2, 16:9 |
| Image File Format | JPEG, Raw |
| Bit Depth | 14-Bit |
| Image Stabilization | Sensor-Shift, 5-Axis |
Exposure Control
| ISO Sensitivity | Auto, 100 to 32000 (Extended: 50 to 102400) |
|---|---|
| Shutter Speed | 1/8000 to 30 Seconds 1/8000 to 1/4 Second in Movie Mode Bulb Mode |
| Metering Method | Center-Weighted Average, Highlight Weighted, Multi-Zone, Spot |
| Exposure Modes | Aperture Priority, Auto, Manual, Program, Shutter Priority |
| Exposure Compensation | -5 to +5 EV (1/3, 1/2 EV Steps) |
| Metering Range | -3 to 20 EV |
| White Balance | Auto, Cloudy, Color Temperature, Custom, Daylight, Flash, Fluorescent (Cool White), Fluorescent (Daylight), Fluorescent (Warm White), Incandescent, Shade, Underwater |
| Continuous Shooting | Up to 10 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG) Up to 8 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG) Up to 6 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG) Up to 3 fps at 42.4 MP for up to 76 Frames (Raw) / 76 Frames (JPEG) |
| Self-Timer | 2/5/10-Second Delay |
Video
| Recording Modes | XAVC S UHD 4K (3840 x 2160) at 23.976p/25p/29.97p (60 to 100 Mb/s) Full HD (1920 x 1080) at 23.976p/25p/29.97p/50p/59.94p/100p/119.88p (100 Mb/s) HD (1280 x 720) at 100p/119.88p (50 Mb/s) AVCHD Full HD (1920 x 1080) at 50p/59.94p (28 Mb/s) Full HD (1920 x 1080) at 23.976p/25p/50i/59.94i (17 to 24 Mb/s) MP4 Full HD (1920 x 1080) at 50p/59.94p (28 Mb/s) Full HD (1920 x 1080) at 25p/29.97p (16 Mb/s) HD (1280 x 720) at 25p/29.97p (6 Mb/s) |
|---|---|
| External Recording Modes | 4:2:2 8-Bit UHD 4K (3840 x 2160) at 24.00p/25p/29.97p Full HD (1920 x 1080) at 24.00p/50i/50p/59.94i/59.94p |
| Recording Limit | Up to 29 Minutes |
| Video Encoding | NTSC/PAL |
| Audio Recording | Built-In Microphone (Stereo) External Microphone Input |
| Audio File Format | AC3, Dolby Digital 2ch, Linear PCM (Stereo) |
Focus
| Focus Type | Auto and Manual Focus |
|---|---|
| Focus Mode | Automatic (A), Continuous-Servo AF (C), Direct Manual Focus (DMF), Manual Focus (M), Single-Servo AF (S) |
| Autofocus Points | Phase Detection: 399 Contrast Detection: 425 |
| Autofocus Sensitivity | -2 to +20 EV |
Viewfinder
| Viewfinder Type | Electronic |
|---|---|
| Viewfinder Size | 0.5" |
| Viewfinder Resolution | 3,686,400 Dot |
| Viewfinder Eye Point | 23 mm |
| Viewfinder Coverage | 100% |
| Viewfinder Magnification | Approx. 0.78x |
| Diopter Adjustment | -4 to +3 |
Monitor
| Size | 3.0" |
|---|---|
| Resolution | 2,359,296 Dot |
| Display Type | Tilting Touchscreen LCD |
Flash
| Built-In Flash | No |
|---|---|
| Flash Modes | Auto, Fill Flash, Hi-Speed Sync, Off, Rear Sync, Red-Eye Reduction, Slow Sync, Wireless |
| Maximum Sync Speed | 1/250 Second |
| Flash Compensation | -3 to +3 EV (1/3, 1/2 EV Steps) |
| Dedicated Flash System | TTL |
| External Flash Connection | Hot Shoe, PC Terminal |
Interface
| Media/Memory Card Slot | Slot 1: SD/SDHC/SDXC (UHS-II) Slot 2: SD/SDHC/SDXC/Memory Stick Duo Hybrid (UHS-I) |
|---|---|
| Connectivity | 3.5mm Headphone, 3.5mm Microphone, HDMI D (Micro), USB Type-C (USB 3.0), USB Micro-B (USB 2.0) |
| Wireless | Wi-Fi Bluetooth |
| GPS | No |
Environmental
| Operating Temperature | 32 to 104°F / 0 to 40°C |
|---|
Physical
| Battery | 1 x NP-FZ100 Rechargeable Lithium-Ion, 7.2 VDC, 2280 mAh (Approx. 530 Shots) |
|---|---|
| Dimensions (W x H x D) | 5 x 3.76 x 2.9" / 126.9 x 95.6 x 73.7 mm |
| Weight | 1.45 lb / 657 g |
Packaging Info
| Package Weight | 3 lb / 1.36 kg |
|---|---|
| Box Dimensions (LxWxH) | 9.7 x 6.1 x 5.7" |
Identifiers
| MPN | ILCE7RM3AB.CEC |
|---|---|
| GTIN / EAN / UPC | 4548736128415 |
