Sony Alpha 7R IIIA Specifications
Overview
| Variants (India) | Body only |
|---|---|
| Camera type | Mirrorless |
| Lens mount | Sony E-mount |
| Aspect ratio | 3:2 |
| Lens compatibility | Sony E-mount lenses |
Sensor & Image
| Sensor type | Exmor R CMOS (back-illuminated) |
|---|---|
| Sensor size | Full-frame (35.9 × 24.0 mm) |
| Effective megapixels | 42.4 MP |
| Image processor | BIONZ X (with front-end LSI) |
| ISO range | 100–32,000 (expanded 50–102,400) |
| Image stabilisation | In-body, 5-axis sensor-shift (5.5 stops, CIPA) |
| Max photo resolution | 7952 × 5304 pixels |
| Photo formats | JPEG, RAW (Sony ARW 2.3; compressed and uncompressed, 14-bit) |
| Total pixels | about 43.6 MP |
| Optical low-pass filter | None |
| Pixel Shift Multi Shooting | Yes |
| Anti-dust | charge protection coating on optical filter and image sensor shift mechanism |
| Colour space | sRGB (with sYCC gamut), Adobe RGB |
| Other | Dynamic Range Optimiser and Auto HDR |
| Lens compensation | peripheral shading, chromatic aberration, distortion |
Autofocus
| AF system | Fast Hybrid AF (phase detection + contrast detection) |
|---|---|
| AF points | 399 phase-detection points (full frame); 425 contrast-detection points |
| Subject detection | Eye AF (human, animal) for stills; face detection up to 8 faces |
| AF working range | EV -3 to 20 (ISO 100, f/2.0 lens) |
| Focus modes | AF-A, AF-S, AF-C, DMF, manual |
| Focus areas | Wide, Zone, Centre, Flexible Spot, Expanded Flexible Spot, Lock-on AF |
| AF illuminator | built-in LED |
| Touch Focus | Yes |
Shutter & Shooting
| Shutter type | Mechanical (electronically controlled, vertical-traverse, focal-plane) and electronic (silent shooting) |
|---|---|
| Shutter speed range | Stills: 1/8000 to 30 s, Bulb Movies: 1/8000 to 1/4 s |
| Continuous shooting | Hi+: 10 fps; Hi: 8 fps; Mid: 6 fps; Lo: 3 fps |
| Built-in flash | No |
| Flash sync speed | 1/250 s |
| Metering | 1200-zone evaluative (multi-segment, centre-weighted, spot, entire screen average, highlight) |
| Exposure compensation | ±5.0 EV (1/3 or 1/2 EV steps); ±3 EV on the dial |
| Continuous recordable frames | about 76 (JPEG or RAW); 28 (uncompressed RAW) |
| Electronic front curtain shutter | Yes |
| Anti-flicker shooting | Yes |
| Bracketing | 3, 5 or 9 frames |
| Interval recording | Yes |
Video
| Max video resolution | 4K (3840 × 2160) at 30p |
|---|---|
| Slow motion | Full HD (1920 × 1080) at 120p |
| Video formats and codecs | XAVC S (MPEG-4 AVC/H.264), AVCHD |
| Bit depth and colour sampling | 8-bit 4:2:2 (HDMI output) |
| Log and colour profiles | Picture Profile PP1–PP10; gamma: Movie, Still, Cine1–4, ITU709, ITU709 [800%], S-Log2, S-Log3, HLG, HLG1–3 |
| Max bitrate | 100 Mbps |
| Clean HDMI output | 4K at 30p/25p/24p |
| Audio | LPCM 2 ch (XAVC S); Dolby Digital 2 ch (AVCHD) |
| Timecode / user bit | Yes |
| Zebra and focus peaking | Yes |
| Gamma Display Assist | Yes |
Viewfinder & Screen
| Viewfinder type | OLED EVF (1.3 cm, 0.5-type, Quad-VGA) |
|---|---|
| Viewfinder resolution | 3.69 million dots |
| Viewfinder magnification | 0.78x |
| Viewfinder coverage | 100% |
| Rear screen size | 3.0 inches |
| Rear screen resolution | 2,359,296 dots |
| Rear screen type | Tilting (up about 107°, down about 41°) |
| Touchscreen | Yes |
| Viewfinder frame rate | 60 fps or 120 fps |
| Eye point | about 23 mm from the eyepiece lens |
| Dioptre adjustment | -4.0 to +3.0 m⁻¹ |
| Other | Sunny Weather mode for the screen |
Audio
| Built-in microphone | Stereo |
|---|---|
| Mic input | 3.5 mm |
| Headphone output | Yes (3.5 mm) |
| Built-in speaker | mono |
| Other | Compatible with XLR-K2M, XLR-K1M and ECM-XYST1M via the Multi Interface Shoe (sold separately) |
Storage & Connectivity
| Memory card slots | 2 × SD (slot 1: UHS-I/II; slot 2: Memory Stick Duo/SD UHS-I) |
|---|---|
| Built-in storage | No |
| USB | USB Type-C (USB 3.2, 5 Gbps); Multi/Micro USB terminal |
| HDMI | Micro HDMI (Type D), 4K output |
| Wi-Fi | Wi-Fi 4 (802.11b/g/n), 2.4 GHz |
| Bluetooth | Bluetooth 4.1 |
| GPS | Via phone app (location information link from smartphone) |
| NFC | Yes (one-touch remote and sharing) |
| Dual-card recording | simultaneous, sort, auto switch, copy |
| FTP transfer | Yes |
| PC remote | Yes |
| Sync terminal | Yes |
| Vertical grip connector | Yes |
Durability
| Operating temperature | 0 to 40 °C |
|---|
Battery & Power
| Battery | NP-FZ100 (rechargeable) |
|---|---|
| Shots per charge | About 530 shots (viewfinder) / about 640 shots (screen) (CIPA) |
| Video recording time | Actual recording: about 100 min (viewfinder) / 115 min (screen); continuous: about 180 / 190 min (CIPA) |
| USB charging and power | USB charging and USB power supply (USB Type-C or Multi/Micro USB) |
Design
| Dimensions (W × H × D) | 126.9 × 95.6 × 73.7 mm (62.7 mm grip to monitor) |
|---|---|
| Weight | With battery and card: 657 g |
| Colour options | Black |
In the Box & Warranty
| Box contents | Camera body, rechargeable battery NP-FZ100, battery charger BC-QZ1, power cord, cable protector, shoulder strap, body cap, accessory shoe cap, eyepiece cup, USB Type-C cable |
|---|---|
| Warranty | 2 years |
| Other | Sony's India store states an additional 1-year warranty on registration at alphacommunity.in |
Similar specifications
Other Mirrorless Camera specification sheets close in price
