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Sony Alpha 7 V vs Sony Alpha SLT-A57

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

Better figure, where one is clearly better

SonyAlpha 7 VSonyAlpha SLT-A57
Overview
ReleasedDecember 2025April 2012
Image and sensor
Camera typeMirrorlessTranslucent mirror
Sensor formatFull frameAPS-C
Sensor typePartially stacked Exmor RS CMOSExmor APS HD CMOS
Sensor dimensions35.9 × 23.9 mm23.5 × 15.6 mm
Effective resolution33 MP16.1 MP
Largest image7008 × 46724912 × 3264
RAW recordingYesYes
Standard ISO range100–51200100–16000
Sensor detailApproximately 35.7 million total pixels; partially stacked full-frame sensor with optical low-pass filter. Sony's up-to-16-stop dynamic-range claim applies to stills with the mechanical shutter, not a review measurement.16.7 million total photosites; fixed translucent mirror feeds a dedicated phase-detection AF sensor while the main sensor supplies live view
Image formatsJPEG, HEIF and RAW in Sony ARW 6.0 format; single-image effective resolution is 33 MP, distinct from software composite or enlarged outputJPEG, RAW (Sony ARW 2.3), RAW+JPEG and 3D MPO panoramas; 3:2 or 16:9 stills
ISO detailStandard still-image ISO 100–51200; expanded ISO 50–204800. Movie ISO 100–51200, expandable to 102400.Auto ISO 100–3200; multi-frame noise reduction extends sensitivity to ISO 25600; movies ISO 100–3200
Image processorBIONZ XR2 with integrated AI processing functionsBIONZ
Lens and shooting
Lens mountSony E-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst30 fps10 fps
Lens detail–Compatible Sony, Minolta and Konica Minolta A-mount AF lenses; kit lenses are separate from body specifications
AutofocusFast Hybrid AF with up to 759 phase-detection points; recognition for humans, animals, birds, insects, cars, trains and aeroplanes, plus automatic subject selection. Maker claims up to 94% frame coverage; AF-S detection down to EV −4 with an F2.0 lens at ISO 100.15-point phase-detection AF with three cross sensors; EV −1–18 at ISO 100 with an F2.8 lens; AF-S, AF-A, AF-C and manual focus; zone and local selection, tracking AF and Eye-Start
ShutterElectronic shutter 1/16000 second to 30 seconds; mechanical shutter 1/8000 second to 30 seconds plus Bulb; full-frame flash sync 1/250 second1/4000–30 seconds and Bulb; flash sync 1/160 second
Burst detailHi+ up to 30 fps electronically with AF/AE tracking and 14-bit RAW, or 10 fps mechanically. Electronic Hi+ is blackout-free; speed depends on lens, card, format and shooting conditions. Pre-capture can retain up to one second before full shutter press. Maker maximum-speed buffer figures include 185 Fine JPEG, 95 RAW or 35 lossless-compressed RAW photographs under its test conditions.Up to 12 fps with full-time continuous AF in Tele-zoom Continuous Advance Priority AE: 1.4× centre crop, medium/small JPEG only. Full-resolution Continuous Advance Priority AE reaches 10 fps; ordinary drive 8 fps Hi or 3 fps Lo. Maker buffer claim at 10 fps: 23 Fine JPEG, 27 Standard JPEG, 21 RAW or 18 RAW+JPEG frames; cropped 12 fps: 23 Fine or 25 Standard JPEG frames. In the 10/12 fps AF modes aperture is controlled to f/3.5, or the maximum aperture of a slower lens; the 12 fps maximum image is approximately 8.4 MP.
Stabilisation detailFive-axis sensor shift; maker claims 7.5 stops at the centre and 6.5 at the periphery under CIPA 2024 pitch/yaw/roll conditions with FE 50mm F1.2 GM and long-exposure noise reduction off. Dynamic Active movie mode adds more crop than Active mode.SteadyShot INSIDE sensor shift for stills, maker claim approximately 2.5–4.5 stops; electronic stabilisation for movies
Flash–Automatic pop-up flash, guide number 10 in metres at ISO 100; ADI and pre-flash TTL control; compatible external flash required for wireless flash and high-speed sync
Exposure controls–PASM, Intelligent Auto, Superior Auto, scene and panorama modes; 1200-zone metering; ±3 EV compensation in 1/3 steps; three-frame Auto HDR, D-Range Optimizer, Picture Effects and Auto Portrait Framing
Video
Highest video resolution3840 × 2160 at 120 fps1920 × 1080 at 60 fps
Video detailInternal 4K up to 120p NTSC or 100p PAL in APS-C/Super 35 mode; full-frame 4K 60p/50p uses 7K oversampling with 4K Angle of View Priority on. XAVC S and XAVC HS support 10-bit 4:2:2; XAVC S-I 4K reaches 60p/50p. No RAW movie output. USB streaming is separate, up to 4K 30p/25p or Full HD 60p/50p.Japan/NTSC model: 1920 × 1080 AVCHD 2.0 at 60p/28 Mbps, 60i/24 or 17 Mbps, and 24p/24 or 17 Mbps. PAL models use 50p, 50i and 25p. MP4 supports 1440 × 1080 or VGA. P/A/S/M movie exposure modes require manual focus; continuous phase-detection AF is available with automatic movie exposure.
Audio–Built-in stereo microphone with wind-noise reduction, external stereo microphone input and mono playback speaker
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3.2″3″
Screen dots2,095,104921,600
TouchscreenYesNo
Tilting screenYesYes
Display detailFour-axis multi-angle TFT; approximately 98° upwards, 40° downwards, 180° sideways and 270° rotation; dots count colour subpixelsXtra Fine LCD with 180° tilt and 270° rotation on a bottom hinge; focus peaking and magnification; dots count colour subpixels
Viewfinder detail0.5-type OLED; 3,686,400 dots; approximately 0.78× magnification; 60 or 120 fps display0.46-type SVGA electronic finder, 100% coverage; 1,440,000 effective dots at maximum magnification (1.04× with a 50 mm lens), or 1,253,280 at standard magnification (0.97×); electronic level and grids
Connections and design
Wi-FiYes–
BluetoothYes–
Battery life (maker's claim)750 photographs550 photographs
Body weight610 g539 g
Release detailSony Europe's announcement states body availability to purchase from 2 December 2025; Sony Japan specifies 19 December 2025. The Japanese ILCE-7M5M lens kit followed on 10 April 2026 rather than the body's date.Sony UK specifies early April 2012 for European availability; Japan’s revised announcement specifies 27 April 2012. April is the earliest maker-stated retail precision found.
Recording mediaSlot 1 accepts CFexpress 2 Type A or UHS-I/II SD; slot 2 accepts UHS-I/II SDSingle slot accepting SD, SDHC, SDXC, Memory Stick PRO Duo and PRO-HG Duo
PortsFull-size HDMI Type A; two USB-C ports, port 1 at 10Gbps USB 3.2 and port 2 at 480Mbps USB 2.0; 3.5 mm microphone and headphone sockets; Multi Interface Shoe with digital audioUSB 2.0 Hi-Speed, mini HDMI Type C, 3.5 mm stereo microphone input, wired remote and DC input; optional infrared remote; Auto-lock accessory shoe
Wireless connectionsWi-Fi 802.11a/b/g/n/ac/ax, including Wi-Fi 6E at 2.4/5/6 GHz where regional rules permit; Bluetooth 5.3; no NFC–
Battery life detailNP-FZ100; maker CIPA claim approximately 750 photographs using the monitor or 630 using the viewfinderNP-FM500H; CIPA maker claim approximately 550 photographs using the viewfinder or 590 using the LCD
ChargingIn-camera USB-C charging and power supply; USB Power Delivery supportedSupplied BC-VM10A external charger
DimensionsApproximately 130.3 × 96.4 × 82.4 mm maximum; 72.3 mm depth from grip to monitorApproximately 132.1 × 97.5 × 80.7 mm (width × height × depth), excluding protrusions
Weight detailApproximately 610 g body only or 695 g with battery and memory card. Photography Blog's narrative mislabels 695 g as excluding battery/card; TechRadar lists 659 g. Main weight follows Sony's exact body-only specification.Approximately 539 g body only; 618 g including battery and Memory Stick PRO Duo
Colours–Black
In the boxNP-FZ100 battery, shoulder strap, body cap, accessory shoe cap and eyepiece cup, according to Sony UKNP-FM500H battery, BC-VM10A charger, shoulder strap, eyepiece cup, USB cable and software CD; lenses depend on kit

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