Sony A7 III Specifications

By Jaron Schneider, Mike Tomkins, William Brawley and Zig Weidelich · Posted 02/26/2018 · Updated 05/16/2019

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Auto Focus

Auto FocusYes
Auto Focus TypeFast Hybrid AF (Phase-detect + Contrast-detect AF): 693 phase-detection AF points covering 93% of image area, 425 contrast AF points; Wide (693 points (phase-detection AF), 425 points (contrast-detection AF)) / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot / Lock-on AF (Wide / Zone / Center / Flexible Spot (S/M/L) / Expanded Flexible Spot)
Auto Focus Assist Light?Yes
Manual FocusYes

Power

Battery Life, Stills (CIPA Rating Monitor/Live View)710 shots
Battery Life, Still (CIPA Rating OVF/EVF)610 shots
Battery Life, Video115 minutes
Battery Form FactorProprietary
Usable Battery TypesNP-FZ100 Lithium-ion rechargeable
Batteries Included1 x Proprietary NP-FZ100 Lithium-ion rechargeable
Battery Charger Included (dedicated charger or AC/USB adapter)Yes
Dedicated Battery Charger IncludedNo
Internal Charging SupportedYes

Lens & Optics

Digital Zoom ValuesUp to 4x; up to 2x Clear Image Digital Zoom
Lens MountSony E
LensSony FE 28-70mm f/3.5-5.6 OSS SEL2870
Focal Length (35mm equivalent)28 - 70mm
Focal Length (actual)28 - 70mm
Zoom Ratio2.50x
Aperture Rangef/3.5-22 (W) / f/5.6-36 (T)
Integrated ND FilterNo
Normal Focus Range40 cm to Infinity 15.7 in to Infinity
Filter Thread55.0mm
Thread Typen/a
Optical Image StabilizationYes
Digital ZoomYes

Image Sensor

On-Sensor Phase DetectYes
DxO Sensor Score96
DxO Color Depth Score (bits)25.0
DxO Dynamic Range Score (evs)14.7
Sensor TypeCMOS
DxO Maximum Effective ISO Score (iso)3,730
Sensor ManufacturerSony
Effective Megapixels24.2
Sensor Format35mm
Approximate Pixel Pitch5.93 microns
Focal Length Multiplier1.0x
Aspect Ratio3:2
Color Filter TypeRGBG
Anti Aliasing FilterFixed
Self-CleaningYes
Sensor shift image stabilizationYes

Image Storage

Usable Memory TypesMS PRO Duo / SD / SDHC / SDXC
UHS SupportUHS-II
Other MemorySlot1:SD UHS-II; 2:MS/SD UHS-I
Dual Card SlotsYes
RAW Capture SupportYes
Uncompressed FormatRAW (14-bit ARW 2.3), RAW+JPEG
Included MemoryNo memory included

Image Capture

Image Resolution6000 x 4000 (24.0 MP, 3:2), 3936 x 2624 (10.3 MP, 3:2), 3008 x 2000 (6.0 MP, 3:2), 3936 x 2624 (10.3 MP, 3:2), 3008 x 2000 (6.0 MP, 3:2), 1968 x 1312 (2.6 MP, 3:2), 6000 x 3376 (20.3 MP, 16:9), 3936 x 2216 (8.7 MP, 16:9), 3008 x 1688 (5.1 MP, 16:9), 3936 x 2216 (8.7 MP, 16:9), 3008 x 1688 (5.1 MP, 16:9), 1968 x 1112 (2.2 MP, Other)
Image File FormatJPEG, RAW (14-bit ARW 2.3), RAW+JPEG
Continuous-mode frames/second9.9

General

Size5.0 x 3.8 x 2.9 in. (127 x 96 x 74 mm)
WaterproofNo
Waterproof Depthn/a
Model NumberA7 III
Alternate Model Number(s)ILCE-7M3
Camera FormatCompact System Camera
Currently ManufacturedYes
Retail PriceCompare Prices
Retail Price$1999.99
Street Price$1,748.00
Date Available2018-04-10
Tripod MountYes

Viewfinder

ViewfinderEVF / LCD
Viewfinder TypeEVF: 0.5-inch (1.30cm), 2359K-dot XGA color OLED, 100% coverage, 0.78x magnification, -4.0 to +3.0 diopter
Focus PeakingYes
EVF Resolution2,359,296 dots (786,432 pixels)
Viewfinder Magnification (35mm equivalent)0.78x
Viewfinder Magnification (nominal/claimed)0.78x

Exposure

Exposure Compensation+/- 5.0EV in 0.3EV steps
Metering Modes1200-zone Evaluative Multi-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight
Program Auto ExposureYes
Aperture PriorityYes
Shutter PriorityYes
Full Manual ExposureYes
Creative Exposure ModesScene Modes: Portrait, Sports Action, Macro, Landscape, Sunset, Night Scene, Night Portrait; HDR: Auto Exposure Difference, Exposure difference Level (1-6 EV at 1.0 EV step)
Self Timer2 or 10; 3/5 shots after 10 seconds
Maximum ISO (native)51200
High Resolution CompositeNo
Minimum ISO (native)100
ISO SettingsAuto (ISO 100-12800, selectable lower limit and upper limit), 100 - 51200, expandable to 50 - 204800
Auto ISO ModeYes
White Balance SettingsAuto, Daylight, Shade, Cloudy, Incandescent, Fluorescent (4 settings), Flash, Custom, Color Temp./ Filter (2500-9900K with 15-step Magenta/Green compensation), Underwater
Shutter Speed Range1/8000 - 30 sec
Bulb ModeYes

Video Capture

HD Video OutYes
HD Video ConnectionHDMI
Can take moviesYes
Movie Resolution3840x2160 (30p/​25p/​24p) 1920x1080 (120p/​100p/​60p/​60i/​50p/​50i/​30p/​25p/​24p)
Movie File FormatXAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Movie File FormatXAVC S / AVCHD 2.0 / MP4; Audio: LPCM / Dolby Digital (AC-3) / MPEG-4 AAC-LC, stereo
Composite Video OutNo
NTSC/PAL Switchable Videon/a
Video Usable as Viewfindern/a

Flash

Flash Exposure Compensation+/- 3.0 EV in 0.3EV steps
External Flash ConnectionMulti Interface Hot shoe
Built-In Wireless Flash ControlNo
Built-in FlashNo
Flash ModesFlash off, Auto flash, Fill-flash, Slow Sync., Rear Sync., Hi-speed Sync, Wireless; Red-eye reduction: On/Off
Flash Guide Number (ISO 100)n/a
Flash Range Descriptionn/a
Max Flash Sync1/250

Performance Timing

JPEG shooting speed in burst mode (fps, max resolution)9.9
Buffer size for JPEG shooting in burst mode (frames, max resolution)163
RAW shooting speed in burst mode (fps)9.7
Buffer size for RAW shooting in burst mode (frames)33
RAW+JPEG shooting speed in burst mode (fps)9.7
Buffer Size for RAW+JPEG shooting in burst mode (frames)30
Shutter lag (full AF, wide/mid)0.20 seconds
Shutter Lag (manual focus)0.125 seconds
Cycle time for JPEG shooting in single shot mode (seconds per frame, max resolution)0.57
Shutter Lag (prefocused)0.023 seconds
Cycle time for RAW+JPEG shooting in single shot mode (seconds per shot)0.57
Startup Time1.7 seconds
Camera penalizes early shutter press?No
Play -> Record Time0.9 seconds

Display

Rear Display Size (inches)3.0
Rear Display Resolution921,600 dots (307,200 px)
TouchscreenYes
Articulating ScreenYes
Tilt Swivel ScreenNo
Selfie ScreenNo
Max Playback Zoom18.8x
Top Deck DisplayNo
Eye-level ViewfinderYes
Rear DisplayYes

Connectivity

BluetoothYes
Built-In GPSNo
Microphone JackYes
Headphone JackYes
External ConnectionsUSB 2.0 High Speed,USB 3.0 Super Speed,Bluetooth,WiFi
PictBridge CompliantNo
DPOF CompliantYes
Remote ControlYes
Remote Control TypeOptional via RM-VPR1, USB or Wi-Fi
Connections (extended)USB-C (USB 3.1 Gen 1), Multi-Terminal Micro USB (with remote support), Type-D Micro HDMI, Microphone and Headphone jacks
Built-In Wi-FiYes
NFCYes

Basic

Sensor size847.28mm2 (35.60mm x 23.80mm)
Weight33.3 oz (945 g) includes batteries, kit lens