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Sony Alpha 6400 vs Sony Alpha 6700

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SonyAlpha 6400SonyAlpha 6700
Overview
ReleasedFebruary 2019July 2023
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatAPS-CAPS-C
Sensor typeExmor CMOSBack-illuminated Exmor R CMOS
Sensor dimensions23.5 × 15.6 mm23.3 × 15.5 mm
Effective resolution24.2 MP26 MP
Largest image6000 × 40006192 × 4128
RAW recordingYesYes
Standard ISO range100–32000100–32000
Sensor detailApproximately 25.0 million total pixels; 3:2 aspect ratioApproximately 27.0 million total pixels; maximum effective still resolution 26.0 MP, movie resolution 19.9 MP; no optical low-pass filter
Image formatsJPEG, compressed RAW and RAW+JPEG; ARW 2.3; 14-bit RAW under Sony's stated conditionsJPEG, HEIF 4:2:0/4:2:2, RAW, RAW+JPEG and RAW+HEIF; ARW 4.0; 14-bit RAW support
ISO detailISO 102400 is expanded; Auto ISO limits are configurableISO 50 and 102400 are expanded; Auto ISO limits configurable
Image processorBIONZ XBIONZ XR with dedicated AI processing unit
Lens and shooting
Lens mountSony E-mountSony E-mount
StabilisationOptical lens stabilisationSensor shift
Maximum continuous burst11 fps11 fps
Lens detailOriginal ILCE-6400L includes E PZ 16–50mm F3.5–5.6 OSS; ILCE-6400M includes E 18–135mm F3.5–5.6 OSS. Later K/X kits use the OSS II standard zoom.–
Autofocus425 phase-detection and 425 contrast-detection points; Real-time Tracking and human Eye AF. Animal Eye AF for stills was added by firmware in June 2019; not a launch feature.Maximum 759 phase-detection points for stills or 495 for movies; human, animal, bird, insect, car, train and aircraft recognition in stills and movies; sensitivity EV −3 to 20 at ISO 100 with F2 lens
Shutter30 seconds to 1/4000 second plus Bulb; electronic first curtain and silent shooting; flash sync 1/160 secondMechanical 30 seconds to 1/4000 second plus Bulb; electronic 30 seconds to 1/8000 second; electronic first curtain; external flash sync 1/160 second
Burst detailMechanical Hi+ up to 11 fps with AF/AE tracking, or silent shooting up to 8 fps; Sony lists 116 Standard JPEG, 115 Fine JPEG, 99 Extra Fine JPEG, 46 RAW or 44 RAW+JPEG images.Maximum 11 fps Hi+; Sony lists over 1000 Fine or Standard JPEGs, 143 Extra Fine JPEGs, 59 RAW, 44 RAW+JPEG, 23 lossless-compressed RAW or 18 lossless RAW+JPEG images, subject to card/settings
Stabilisation detailOptical correction depends on the lens; no sensor-shift stabilisationFive-axis sensor shift; five-stop CIPA pitch/yaw claim with FE 50mm F1.2 GM and long-exposure noise reduction off. Active movie stabilisation narrows the angle of view.
FlashBuilt-in pop-up flash; guide number 6 at ISO 100 in metres; Multi Interface ShoeNo built-in flash; external flash supported through Multi Interface Shoe
Exposure controlsPASM, auto and scene modes, Sweep Panorama, DRO, Auto HDR and interval shooting–
Video
Highest video resolution3840 × 2160 at 30 fps3840 × 2160 at 120 fps
Video detailXAVC S 4K up to 30p/24p at 100 Mbps in the Japanese NTSC specification; Full HD up to 120p. Full-pixel readout without binning, S-Log2, S-Log3 and HLG; HDMI 4:2:2 8-bit output.Internal 4K up to 120p NTSC/100p PAL, including 10-bit 4:2:2 XAVC S/HS; XAVC S-I 4K up to 60p/50p. Sony qualifies approximately 38% narrower angle of view for 4K120p. S-Log3, S-Cinetone and AI Auto Framing; HDMI 4:2:2 10-bit output, no RAW output.
AudioStereo microphone and 3.5 mm microphone input; no headphone outputStereo microphone; 3.5 mm microphone/headphone sockets; Multi Interface Shoe digital audio with compatible accessories
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots921,6001,036,800
TouchscreenYesYes
Tilting screenYesYes
Display detailScreen tilts approximately 180° up or 74° down; touch focus, shutter, tracking and touchpadFully articulating screen; opening approximately 176°, rotation approximately 270°; touch menu, focus, tracking, shutter and exposure operation
Viewfinder detail0.39-type OLED, 2,359,296 dots; approximately 0.70× 35 mm-equivalent magnification; 60/120 fps display modes0.39-type OLED, 2,359,296 dots; approximately 0.70× 35 mm-equivalent magnification; NTSC 60/120 fps or PAL 50/100 fps display modes
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)410 photographs570 photographs
Body weight359 g409 g
Release detailSony Hong Kong states availability from mid-February 2019; month precision is retained. This is the original ILCE-6400; later lens-kit editions use the same camera body.Sony Hong Kong confirms sale from 21 July 2023; European release was stated as the end of July. The earlier maker-confirmed Hong Kong date is used.
Recording mediaOne shared SD/Memory Stick slot; SDHC/SDXC UHS-IOne SD slot supporting UHS-I/II
PortsMulti/Micro USB, Micro HDMI Type D, microphone input and Multi Interface ShoeUSB Type-C, SuperSpeed USB 5 Gbps (USB 3.2), Micro HDMI Type D, microphone/headphone sockets and Multi Interface Shoe
Wireless connections2.4 GHz Wi-Fi, NFC and Bluetooth connectivity; smartphone location linking2.4/5 GHz Wi-Fi IEEE 802.11a/b/g/n/ac and Bluetooth 4.2; no NFC
Battery life detailNP-FW50; CIPA approximately 410 photographs with LCD or 360 with viewfinderNP-FZ100; CIPA approximately 570 photographs with LCD or 550 with viewfinder
ChargingIn-camera USB charging and USB power supplyUSB Type-C charging and power supply with USB Power Delivery; USB cable and AC adapter not included
Dimensions120.0 × 66.9 × 59.7 mm; depth from grip to monitor 49.9 mm122.0 × 69.0 × 75.1 mm; depth from grip to monitor 63.6 mm
Weight detailApproximately 359 g body only (Sony Japan); 403 g with battery and memory cardApproximately 409 g body only; 493 g with battery and memory card
MaterialsMagnesium alloy design; dust and moisture resistance is not guaranteed in all conditions–
ColoursBlack or silver; availability varies by kit and region–
In the boxNP-FW50 battery, AC-UUD12 adapter, shoulder strap, body cap, accessory shoe cap, eyepiece cup and Micro USB cable (Japanese specification); lenses depend on kitNP-FZ100 battery, shoulder strap, body cap, accessory shoe cap and eyepiece cup; kit lens where selected

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