Sony a6700 vs Sony a7S III: What Should You Get?

Sony a6700 vs Sony a7S III Specifications Comparison

Camera FeatureSony a6700Sony a7S III
AnnouncedJuly 2023July 2020
Camera TypeMirrorlessMirrorless
Sensor TypeBSI CMOSBSI CMOS
Image ProcessorBIONZ XRBIONZ XR
Resolution26.0 MP12.1 MP
Pixel Dimensions6192 x 41284240×2832
Sensor Dimensions23.3 x 15.5 mm (APS-C)35.6 x 23.8 mm (Full Frame)
Sensor Pixel Size3.76µ8.4µ
Low Pass FilterYesYes
IBIS (In-Body Image Stabilization)YesYes
Base ISOISO 100ISO 80
Max Native ISOISO 32,000ISO 102,400
Extended ISOsISO 50-102,400ISO 40-409,600
High-Resolution Sensor ShiftNoNo
Focus Stack BracketingYesNo
Pre-Shoot Burst ModeNoNo
Fastest Shutter Speed1/80001/8000
Longest Shutter Speed30 seconds30 seconds
Continuous Shooting (Mechanical Shutter)11 FPS10 FPS
Continuous Shooting (Electronic Shutter)11 FPS10 FPS
Notes for High FPS ShootingNoneNone
Buffer Size (Raw)59 frames (11 FPS)Over 1000 frames (10 FPS)
Autofocus SystemHybrid PDAF with deep learning subject recognitionHybrid PDAF
Autofocus Points759759
Maximum Low-Light AF Sensitivity (Standardized to f/2, ISO 100)-3 EV-6 EV
Standard Flash Sync Speed1/1601/250
Curtain to Protect Sensor at ShutdownNoNo
Video Features
Maximum Video Bit Depth (Internal)10 bits10 bits
Maximum Video Bit Depth (External)10 bits16 bits
Raw VideoNoYes, externally
4K Maximum Framerate120 FPS120 FPS
1080P Maximum Framerate240 FPS240 FPS
Additional Video Crop FactorExtra 1.58x crop at 4K 120p (otherwise no additional crop)1.1x crop at 4K 120p (otherwise no additional crop)
Chroma Subsampling4:2:24:2:2
Video Recording Limit780 min780 min
Physical and Other Features
Card Slots12
Slot 1 TypeSD (UHS-II)CFExpress Type A, or SD (UHS-II)
Slot 2 TypeN/ACFExpress Type A, or SD (UHS-II)
Rear LCD Size (Diagonal)3.0 in3.0 in
Rear LCD Resolution1.04 million dots1.44 million dots
Articulating LCDFully ArticulatingFully Articulating
TouchscreenYesYes
ViewfinderEVFEVF
Viewfinder Magnification1.07x (0.70x FF equiv.)0.90x
Viewfinder Resolution2.36 million dots9.44 million dots
Viewfinder Coverage100%100%
Voice MemoNoNo
Headphone JackYesYes
Microphone JackYesYes
Built-in FlashNoNo
GPSNoNo
BluetoothYesYes
WiFiYesYes
USB TypeType C 3.2 Gen 2Type C 3.2 Gen 1
Battery TypeNP-FZ100NP-FZ100
Battery Life (Viewfinder)550 frames510 frames
Battery Life (Rear LCD)570 frames600 frames
Weather SealedYesYes
Weight (Body Only w/ Battery + Card)493 g (1.09 lbs.)699 g (1.54 lbs.)
Dimensions (LxHxD)122 x 69 x 64 mm (4.8 x 2.7 x 2.5″)1129 x 97 x 81 mm (5.1 x 3.9 x 3.3″)
Price Comparison
MSRP, Body Only$1400 (Check Current Price)$3500 (Check Current Price)
Used PricesSony a6700 Used PricesSony a7S III Used Prices
1The Sony a6700’s depth measurement in this table excludes the optional rubber cap for the viewfinder


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