Sony Alpha 7 III Specifications
Overview
| Variants (India) | Body only With FE 28-70mm F3.5-5.6 OSS II lens |
|---|---|
| Camera type | Mirrorless |
| Lens mount | Sony E-mount |
| Lens compatibility | Sony E-mount lenses; A-mount lenses via LA-EA3 adaptor (sold separately) |
Sensor & Image
| Sensor type | Exmor R CMOS (back-illuminated) |
|---|---|
| Sensor size | Full-frame (35.6 × 23.8 mm) |
| Effective megapixels | 24.2 MP |
| Image processor | BIONZ X with front-end LSI |
| ISO range | 100–51,200 (expanded 50–204,800 for stills) |
| Image stabilisation | In-body 5-axis sensor-shift (5.0 stops, CIPA) |
| Max photo resolution | 6000 × 4000 pixels |
| Photo formats | JPEG (Extra fine, Fine, Standard), RAW (Sony ARW 2.3), RAW + JPEG |
| Total pixels | about 25.3 million |
| Aspect ratio | 3:2 |
| Dynamic range | about 15 stops at low sensitivity |
| Other | 14-bit RAW output, including in silent and continuous shooting |
| APS-C crop mode | 3936 × 2624 pixels |
| Anti-dust | charge protection coating on optical filter and image sensor shift mechanism |
| Noise reduction | long exposure NR, high ISO NR (Normal/Low/Off) |
| White balance | Auto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (Warm White, Cool White, Day White, Daylight), Flash, Underwater, colour temperature 2500–9900 K, Custom; AWB micro adjustment |
| Lens compensation | peripheral shading, chromatic aberration, distortion |
Autofocus
| AF system | Fast Hybrid AF (phase-detection AF / contrast-detection AF) |
|---|---|
| AF points | 693 (phase-detection, full frame); 425 (contrast-detection) |
| Subject detection | Eye AF (works in AF-C); face detection (up to 8 faces), face registration |
| AF working range | EV -3 to 20 (ISO 100 equivalent, f/2.0 lens) |
| Phase-detection coverage | about 93% of the image area |
| Focus modes | AF-A, AF-S, AF-C, DMF, manual focus |
| Focus areas | Wide, Zone, Centre, Flexible Spot (S/M/L), Expanded Flexible Spot, Lock-on AF |
| Other | Touch focus and touch pad focus while using the viewfinder |
| Other | AF in Focus Magnifier; AF tracking sensitivity adjustable in 5 steps |
| Other | AF-ON button and multi-selector |
| AF illuminator | built-in LED (about 0.3–3.0 m) |
| APS-C mode | 299 phase-detection points with full-frame lenses; 221 with APS-C lenses |
Shutter & Shooting
| Shutter type | Electronically-controlled, vertical-traverse, focal-plane mechanical shutter; electronic front curtain; silent (electronic) shooting |
|---|---|
| Shutter speed range | Stills: 1/8000 to 30 s, Bulb; movies: 1/8000 to 1/4 s |
| Continuous shooting | Mechanical or silent shutter: up to 10 fps (Hi+), 8 fps (Hi), 6 fps (Mid), 3 fps (Lo); up to 8 fps in live-view mode |
| Flash sync speed | 1/250 s (with compatible Sony external flash) |
| Metering | 1200-zone evaluative metering |
| Burst depth | about 177 JPEG (Standard), 89 compressed RAW, 40 uncompressed RAW frames |
| Drive modes | single, continuous, self-timer, self-timer (continuous), single and continuous bracketing, white balance bracket, DRO bracket |
| Self-timer | 10, 5, 2 s; continuous self-timer and bracketing self-timer |
| Other | Anti-flicker shooting |
| Other | Multi Interface Shoe |
| Custom settings | 2 sets in body, 4 on memory card; My Menu (up to 30 items) |
| Clear Image Zoom | about 2x (stills) |
| Other | Rating function in playback |
Video
| Max video resolution | 4K (3840 × 2160) at 30p |
|---|---|
| Slow motion | Full HD at 120 fps (up to 5x slow motion) |
| Video formats and codecs | XAVC S (MPEG-4 AVC/H.264), AVCHD (MPEG-4 AVC/H.264) |
| Log and colour profiles | S-Log2, S-Log3, HLG (Hybrid Log-Gamma) |
| Max bitrate | 100 Mbps |
| Recording time limit | About 29 minutes per clip |
| Other | 4K from full-pixel readout without binning (about 2.4x oversampling) |
| Other | Full-frame or Super 35mm recording |
| Slow and Quick Motion | 1 to 120/100 fps (up to 60x quick motion) |
| Other | Proxy recording, zebra, Gamma Display Assist |
| Other | Fast Hybrid AF in movies |
| Audio | LPCM 2ch (XAVC S); Dolby Digital (AC-3) 2ch (AVCHD) |
| Clear Image Zoom | about 1.5x (4K), about 2x (HD) |
Viewfinder & Screen
| Viewfinder type | OLED EVF |
|---|---|
| Viewfinder resolution | 2.36 million dots |
| Viewfinder magnification | About 0.78x |
| Viewfinder coverage | 100% |
| Rear screen size | 3.0 inches |
| Rear screen resolution | 921,600 dots |
| Rear screen type | Tilting |
| Touchscreen | Yes |
| EVF | 1.3 cm (0.5-type) XGA OLED Tru-Finder; brightness auto/manual (5 steps); colour temperature manual (5 steps) |
| EVF eyepoint | about 23 mm from the eyepiece lens; dioptre -4.0 to +3.0 m⁻¹ |
| Rear screen tilt | up about 107°, down about 41° |
| Other | Sunny Weather mode; focus magnifier; peaking; grid lines; movie markers |
Audio
| Built-in microphone | Built-in stereo microphone |
|---|---|
| Mic input | 3.5 mm |
| Headphone output | Yes (3.5 mm) |
| Other | Built-in monaural speaker |
| Other | Compatible with XLR-K2M, XLR-K1M and ECM-XYST1M microphones (sold separately) |
Storage & Connectivity
| Memory card slots | 2 × slots: Slot 1 SD (UHS-I/II); Slot 2 Memory Stick Duo / SD (UHS-I) |
|---|---|
| USB | USB Type-C (USB 3.1 Gen 1) and Multi/Micro USB |
| HDMI | Micro HDMI (Type D), 4K output |
| Wi-Fi | Wi-Fi (802.11b/g/n), 2.4 GHz |
| Bluetooth | Bluetooth 4.1 |
| Webcam and live streaming | USB webcam use via Imaging Edge Webcam |
| GPS | Via phone app |
| Other | NFC (one-touch remote and sharing) |
| Dual-card recording | simultaneous, sort (JPEG/RAW, stills/movies), auto switch, copy between cards |
| Other | PC Remote tethering; FTP transfer |
| Other | Vertical grip connector |
Durability
| Weather sealing | Major buttons and dials sealed against dust and moisture (not guaranteed 100% dust- and moisture-proof) |
|---|---|
| Operating temperature | 0 to 40 °C |
| Other | Magnesium alloy top cover, front cover and internal frame |
| Other | Lens mount secured with six screws |
Battery & Power
| Battery | NP-FZ100 (rechargeable) |
|---|---|
| Shots per charge | About 610 shots (viewfinder), about 710 shots (screen) (CIPA) |
| Video recording time | About 115 min (viewfinder), about 125 min (screen), actual recording (CIPA) |
| USB charging and power | In-camera USB charging and USB power supply (Multi/Micro USB or USB Type-C) |
| Continuous recording | about 200 min (viewfinder), about 210 min (screen) (CIPA) |
| Power consumption | about 3.2 W stills with viewfinder; about 2.8 W stills with screen |
Design
| Dimensions (W × H × D) | 126.9 × 95.6 × 73.7 mm (62.7 mm from grip to monitor) |
|---|---|
| Weight | With battery and card: about 650 g |
| Colour options | Black |
| Other | Reshaped grip for large-aperture lenses |
| Other | AF-ON button, multi-selector and touch pad operation |
In the Box & Warranty
| Box contents | Body only: camera body, NP-FZ100 battery, AC adaptor AC-UUE12, shoulder strap, body cap, accessory shoe cap, eyepiece cup, Micro USB cable With FE 28-70mm F3.5-5.6 OSS II lens: the same items plus SEL28702 lens, lens hood, lens cap, lens rear cap |
|---|---|
| Warranty | 2 years (manufacturer) |
| Other | 1 additional year of warranty on registration at alphacommunity.in |
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