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Sony Alpha 6700 vs Sony Alpha SLT-A99

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

Better figure, where one is clearly better

SonyAlpha 6700SonyAlpha SLT-A99
Overview
ReleasedJuly 2023October 2012
Image and sensor
Camera typeMirrorlessTranslucent mirror
Sensor formatAPS-CFull frame
Sensor typeBack-illuminated Exmor R CMOSExmor CMOS
Sensor dimensions23.3 × 15.5 mm35.8 × 23.9 mm
Effective resolution26 MP24.3 MP
Largest image6192 × 41286000 × 4000
RAW recordingYesYes
Standard ISO range100–32000100–25600
Sensor detailApproximately 27.0 million total pixels; maximum effective still resolution 26.0 MP, movie resolution 19.9 MP; no optical low-pass filter24.7 million total photosites; fixed translucent mirror directs light to the dedicated phase-detection AF module while the main sensor supplies live view
Image formatsJPEG, HEIF 4:2:0/4:2:2, RAW, RAW+JPEG and RAW+HEIF; ARW 4.0; 14-bit RAW supportJPEG including Extra Fine, 14-bit RAW (Sony ARW 2.3) and RAW+JPEG; 3:2 or 16:9 stills; no 3D panorama
ISO detailISO 50 and 102400 are expanded; Auto ISO limits configurableStandard ISO 100–25600; expanded ISO 50, 64 and 80; multi-frame noise reduction ISO 100–51200; movie sensitivity ISO 100–6400 or Auto ISO 100–3200
Image processorBIONZ XR with dedicated AI processing unitBIONZ with front-end LSI
Lens and shooting
Lens mountSony E-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst11 fps6 fps
Lens detail–Sony, Minolta and Konica Minolta A-mount AF lenses; APS-C crop mode available; kit lenses are separate from body specifications
AutofocusMaximum 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 lens19 dedicated phase-detection points including 11 cross sensors, with 102 on-sensor assist points; AF-D and assist points require supported lenses and firmware. AF-S, AF-A, AF-C, AF-D, direct manual and manual focus; AF range limiter and AF micro-adjustment; EV −1–18 at ISO 100 with an F2.8 lens
ShutterMechanical 30 seconds to 1/4000 second plus Bulb; electronic 30 seconds to 1/8000 second; electronic first curtain; external flash sync 1/160 second1/8000–30 seconds and Bulb; flash sync 1/250 second; selectable electronic first curtain; maker-tested approximately 200,000 shutter operations
Burst detailMaximum 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/settingsFull-frame continuous shooting up to 6 fps, APS-C up to 7 fps, or 2.5 fps Lo. Tele-zoom Continuous Advance Priority AE offers 8 fps at approximately 10 MP or 10 fps at approximately 4.6 MP; 10 fps is JPEG only. With UHS-I SD and ISO 320 or lower, or high-ISO noise reduction off, full-frame Hi buffer is 15 Extra Fine, 24 Fine or 29 Standard JPEGs, 15 RAW or 12 RAW+JPEG; Auto ISO with normal noise reduction reduces this to 11/12/12/10/8 frames respectively
Stabilisation detailFive-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.SteadyShot INSIDE sensor shift for stills, maker claim approximately 2.5–4.5 stops; electronic stabilisation for movies
FlashNo built-in flash; external flash supported through Multi Interface ShoeNo built-in flash; compatible external flash uses ADI or pre-flash TTL; Multi Interface Shoe, with supplied ADP-MAA adapter for Auto-lock accessories
Exposure controls–PASM, automatic, scene, panorama and tele-zoom continuous AE modes; 1200-zone metering; ±5 EV exposure compensation in 1/3 or 1/2 steps; D-Range Optimizer and Auto HDR
Video
Highest video resolution3840 × 2160 at 120 fps1920 × 1080 at 60 fps
Video detailInternal 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.Japan/NTSC: Full HD AVCHD 2.0 at 60p/28 Mbps, 60i/24 or 17 Mbps, and 24p/24 or 17 Mbps; MP4 up to 1440 × 1080 at 30 fps. A/S/M movie exposure requires manual focus; continuous phase-detection AF uses automatic exposure. Clean uncompressed HDMI output can operate alongside internal recording; recording limit approximately 29 minutes or 2 GB per file
AudioStereo microphone; 3.5 mm microphone/headphone sockets; Multi Interface Shoe digital audio with compatible accessoriesBuilt-in stereo microphone, external stereo microphone input, headphone output, adjustable audio recording level and level display; mono playback speaker
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,036,8001,228,800
TouchscreenYesNo
Tilting screenYesYes
Display detailFully articulating screen; opening approximately 176°, rotation approximately 270°; touch menu, focus, tracking, shutter and exposure operationThree-axis WhiteMagic RGBW LCD tilts 140° upwards or 180° forwards and rotates 180° right or 90° left; 1,228,800 dots count colour subpixels; separate top status LCD
Viewfinder detail0.39-type OLED, 2,359,296 dots; approximately 0.70× 35 mm-equivalent magnification; NTSC 60/120 fps or PAL 50/100 fps display modes0.5-type XGA OLED Tru-Finder with 2,359,296 dots, 100% coverage and approximately 0.71× magnification with a 50 mm lens; focus peaking and magnification
Connections and design
Wi-FiYesNo
BluetoothYes–
Battery life (maker's claim)570 photographs410 photographs
Body weight409 g733 g
Release detailSony 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.Sony Korea announced late-October 2012 retail availability; Sony Japan specifies 26 October 2012. October is the earliest maker-stated on-sale precision read
Recording mediaOne SD slot supporting UHS-I/IITwo SD/SDHC/SDXC slots with UHS-I support; one also accepts Memory Stick PRO Duo/PRO-HG Duo; simultaneous backup and RAW/JPEG separation available
PortsUSB Type-C, SuperSpeed USB 5 Gbps (USB 3.2), Micro HDMI Type D, microphone/headphone sockets and Multi Interface ShoeUSB 2.0 mini-B, mini HDMI Type C, 3.5 mm microphone and headphone sockets, remote, DC input and flash sync terminal; Multi Interface Shoe
Wireless connections2.4/5 GHz Wi-Fi IEEE 802.11a/b/g/n/ac and Bluetooth 4.2; no NFCSLT-A99V incorporates GPS geotagging; Japanese specification and photograph represent this regional model
Battery life detailNP-FZ100; CIPA approximately 570 photographs with LCD or 550 with viewfinderNP-FM500H; CIPA maker claim approximately 410 photographs with the viewfinder or 500 with the LCD; optional VG-C99AM grip holds two additional batteries
ChargingUSB Type-C charging and power supply with USB Power Delivery; USB cable and AC adapter not includedSupplied BC-VM10A external charger
Dimensions122.0 × 69.0 × 75.1 mm; depth from grip to monitor 63.6 mmApproximately 147 × 111.2 × 78.4 mm (width × height × depth), excluding protrusions
Weight detailApproximately 409 g body only; 493 g with battery and memory cardApproximately 733 g body only; 812 g including battery and Memory Stick PRO Duo
Materials–Magnesium-alloy body with dust and moisture resistance measures; complete resistance is not guaranteed
Colours–Black
In the boxNP-FZ100 battery, shoulder strap, body cap, accessory shoe cap and eyepiece cup; kit lens where selectedNP-FM500H battery, BC-VM10A charger, USB cable, ADP-MAA shoe adapter, accessory shoe cap, shoulder strap, body cap, eyepiece cup and software CD

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