Sony Alpha 7R III, IIIA Specifications

SpecificationsSony Alpha 7R III, IIIA
  Sony Alpha 7R III, IIIA
Year Introduced2017
Megapixels42.4
Total Pixels43.6
Sensor Size35.9 x 24.0mm
Pixel Dimensions7952 x 5304
Pixel Size4.51µm
Diffraction-Limited Aperturef/7.3
Sensor Readout Speed (ms)
Sensor StabilizationY
Lens MountSony E-mount
FOVCF1.0x
Image ProcessorBIONZ X
 
Autofocus  
TypeFast Hybrid AF (phase-detection AF/contrast-detection AF)
Points35 mm full frame: 399 points (phase-detection AF), APS-C mode with full frame lens: 323 points (phase-detection AF), with APS-C lens: 255 points (phase-detection AF) / 425 points (contrast-detection AF)
Working RangeEV -3 – 20 (ISO 100 equivalent with F2.0 lens attached)
Point SelectionWide (399 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)
MicroadjustmentYes
Touch & Drag AFY
Eye Detection AF
Focus Bracketing/Stacking
 
Exposure Control  
Metering Modes1200-zone evaluative metering
Metering RangeEV -3 – 20 (at ISO100 equivalent with F2.0 lens attached)
Exposure Comp+/- 5.0EV(1/3 EV, 1/2 EV steps selectable), (with exposure compensation dial: +/- 3EV (1/3 EV steps))
AEBBracket: Cont., Bracket: Single, 3/5/9 frames selectable. With 3 or 5 frames, in 1/3, 1/2, 2/3, 1.0, 2.0, or 3.0 EV increments, with 9 frames, in 1/3, 1/2, 2/3, or 1.0 EV increments.
Light Flicker Mode
Intervalometer
ISO SensitivityStill images: ISO 100-32000 (Expandable to ISO 50 to 102400), AUTO (ISO 100-12800, selectable lower limit and upper limit), Movies: ISO 100-32000 equivalent, AUTO (ISO 100-12800, selectable lower limit and upper limit)
Shutter Speed30 - 1/8000 sec, Bulb
 
Viewfinder  
Type0.5" (1.3 cm) electronic, Quad-VGA OLED, 3.69 million dots
CoverageApprox. 100%
MagnificationApprox. 0.78x
EyepointApprox. 23mm
InformationGraphic Display, Display All Info, No Display Info, Digital Level Gauge, Histogram
DOF PreviewYes (via Setting Effect)
 
LCD  
Type2.95" (7.5cm) TFT, Tilting, 1,440,000 dots
Revision A: 2,359,296 dots
Coating
Brightness AdjManual (5 steps between -2 and +2), Sunny Weather mode
Display OptionsGraphic Display, Display All Info., No Disp. Info., Digital Level Gauge, Histogram, For viewfinder, Monitor Off
 
Flash  
Built-in GNN/A (ISO 100, meters)
Built-in CoverageN/A
Built-in Recycle TimeN/A
ModesFlash off, Autoflash, Fill-flash, Slow Sync., Rear Sync., Red-eye reduction (on/off selectable), Wireless, Hi-speed sync.
X-Sync1/250 s
Exposure Compensation+/- 3.0 EV (switchable between 1/3 and 1/2 EV steps)
Hot Shoe/PC TerminalYes / Yes
External Flash CompSony α System Flash
 
Shooting  
Shooting ModesAUTO (iAuto), Programmed AE (P), Aperture priority (A), Shutter-speed priority (S), Manual (M), Movie (Programmed AE (P) / Aperture priority (A) / Shutter-speed priority (S) / Manual (M) ), Slow & Quick Motion (Programmed AE (P) / Aperture priority (A) / Shutter-speed priority (S) / Manual (M) )
Picture StylesStandard, Vivid, Neutral, Clear, Deep, Light, Portrait, Landscape, Sunset, Night Scene, Autumn leaves, Black & White, Sepia,Style Box(1-6), (Contrast (-3 to +3 steps), Saturation (-3 to +3 steps), Sharpness (-3 to +3 steps))
Image ProcessingPeripheral Shading, Chromatic Aberration, & Distortion Correction
Long exposure, High ISO & Multi Frame NR (Noise Reduction)
Abberration Corrections
Drive ModesSingle Shooting, Continuous shooting (Hi+/Hi/Mid/Lo selectable), Self-timer, Self-timer (Cont.), Bracket: Single, Bracket: Cont., White Balance bracket, DRO bracket
Continuous ShootingMax Approx. 10 fps (speed maintained 28 RAW / 76 JPEG)
Shutter Lag20ms
Viewfinder Blackout
 
Live View  
FrameRate
FocusingAF-A (Automatic AF), AF-S (Single-shot AF), AF-C ( Continuous AF), DMF (Direct Manual Focus), Manual Focus
MeteringMulti-segment, Center-weighted, Spot, Spot Standard/Large, Entire Screen Avg., Highlight
Display OptionsGraphic Display, Display All Info., No Disp. Info., Digital Level Gauge, Histogram, For viewfinder, Monitor Off
 
File Information  
Still ImageTypeJPEG (DCF Ver. 2.0, Exif Ver.2.31, MPF Baseline compliant), RAW (Sony ARW 2.3 format)
Image Size3:2 Ratio: L: 7,952 x 5,304 (42M), M: 5,168 x 3,448 (18M), S: 3,984 x 2,656 (11M), APS-C L: 5,168 x 3,448 (18M), M: 3,984 x 2,656 (11M), S: 2,592 x 1,728 (4.5M)
16:9 Ratio: L: 7,952 x 4,472 (36M), M: 5,168 x 2,912 (15M), S: 3,984 x 2,240 (8.9M), APS-C L: 5,168 x 2,912 (15M), M: 3,984 x 2,240 (8.9M), S: 2,592 x 1,456 (3.8M)
Movie TypeXAVC S:MPEG-4 AVC/H.264, AVCHD: MPEG-4 AVC/H.264, MP4: MPEG-4 AVC/H.264
Movie SizeNTSC: XAVC S 4K: 3840 x 2160 (30p/100 Mbps, 24p/100 Mbps, 30p/60 Mbps, 24p/60 Mbps), XAVC S HD: 1920 x 1080 (120p/100 Mbps, 120p/60 Mpbs, 60p/50 Mbps, 30p/50 Mbps, 24p/50 Mbps, 60p/25 Mbps, 30p/16 Mbps), AVCHD: 1920 x 1080 (60i, 24 M, FX & 60i, 17 M, FH)
Movie LengthMax duration approx. 29min
 
Other Information  
Wireless FeaturesBuilt-in Wi-Fi, NFC & Bluetooth
GPS
Custom Functions
LCD Panel / IlluminationNo / No
Water & Dust ResistanceYes
Sound MemoNo
 
Interface  
Computer InterfaceUSB Type-C SuperSpeed (USB 3.1 Gen 1)
Revision A: SuperSpeed USB 5 Gbps (USB 3.2)
Other InterfaceHDMI micro connector (Type-D) out, External Microphone In / Line In (Stereo mini jack), Headphone socket (Stereo mini jack)
 
Memory  
Memory TypeMemory Stick PRO Duo/PRO HG-Duo/Micro M2, SD/SDHC/SDXC
 
Batteries & Power  
BatteryRechargeable NP-FZ100
Battery LifeApprox. 530 shots (Viewfinder) / approx. 650 shots (LCD monitor)
Power Supply Battery ChargersAC-UUD12 AC Adapter, BC-QZ1 Battery Charger
 
Physical Specs  
Body MaterialsMagnesium Alloy body covers
Shutter Durability Rating500,000
Operating Environment32–104°F / 0–40°C
Dimensions Inches5.0 x 3.88 x 3.0" (126.9 x 95.6 x 73.7mm)
CIPA Weight23.2 oz (657g)
 
Accessories  
Viewfinder
Wireless File TransmitterBuilt-in
Compatible LensesSony E-Mount
Battery Grip VG-C3EM  Buy ►
RemoteSony Remote Control with Multi-terminal cable, Compatible infrared remote
Other
 
Review Sony Alpha 7R III, IIIA
 
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