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Sony Alpha 7R VI vs Sony Alpha DSLR-A550

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

Better figure, where one is clearly better

SonyAlpha 7R VISonyAlpha DSLR-A550
Overview
ReleasedJune 2026September 2009
Image and sensor
Camera typeMirrorlessDSLR
Sensor formatFull frameAPS-C
Sensor typeBack-illuminated fully stacked Exmor RS CMOSExmor CMOS
Sensor dimensions35.9 × 24 mm23.4 × 15.6 mm
Effective resolution66.8 MP14.2 MP
Largest image9984 × 66564592 × 3056
RAW recordingYesYes
Standard ISO range100–32000200–12800
Sensor detailApproximately 72.6 million total pixels; effective resolution is up to 66.8 MP for stills and 55.8 MP for movies. Four- or 16-frame Pixel Shift Multi Shooting requires computer compositing; extended RAW processing modes are separate from the 9984 × 6656 normal still output.Approximately 14.6 million total pixels; RGB primary-colour filter, charge protection coating and sensor-shift dust reduction
Image formatsJPEG, HEIF, RAW, RAW+JPEG and RAW+HEIF; Sony ARW 6.0. Compressed HQ RAW available.JPEG, RAW and RAW+JPEG; Sony ARW 2.1
ISO detailStandard still-image ISO 100–32000; expanded ISO 50–102400. Dynamic Active movie stabilisation limits movie ISO to 100–25600 in the exact Japanese specification.–
Image processorBIONZ XR2 with integrated AI processing unit.BIONZ
Lens and shooting
Lens mountSony E-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst30 fps7 fps
Lens detail–Sony A-mount; operation confirmed with Minolta and Konica Minolta AF lenses
AutofocusFast Hybrid AF with up to 759 phase-detection points for stills or movies and approximately 94% still-image area coverage. Recognition covers people, animals, birds, insects, cars, trains and aircraft; Auto subject recognition supported. AF-S sensitivity is EV −6 to 20 with F1.2 at ISO 100, or EV −11 to 20 in the specified Bright Monitoring mode.TTL phase detection with nine points; single, automatic and continuous AF, manual focus, predictive control and Eye-start AF. Face detection and Smile Shutter are available in Quick AF Live View.
ShutterMechanical and electronic shutters; exact Sony specifications list 30 seconds to 1/8000 second for stills, with Bulb for mechanical shooting. Flash sync 1/250 second full-frame or 1/320 second APS-C with compatible Sony flash; electronic first curtain supported.Electronically controlled focal-plane shutter; 30 seconds to 1/4000 second plus Bulb; flash sync 1/160 second
Burst detailUp to approximately 30 fps blackout-free electronic Hi+ with AF/AE tracking and up to 60 AF/AE calculations per second; mechanical Hi+ up to 10 fps. Maker buffer figures include 215 fine JPEG, 150 RAW or 65 compressed HQ RAW frames; card and recording conditions affect results. Pre-Capture and continuous-speed boost supported; lens compatibility affects maximum speed.Up to 5 fps with optical viewfinder, or 4 fps in live view. Speed-priority shooting reaches 7 fps with focus and exposure locked at the first frame. Normal continuous buffer: approximately 32 Fine JPEG, 14 RAW or seven RAW+JPEG frames, depending on conditions and media.
Stabilisation detailFive-axis sensor shift; Sony claims 8.5 stops at the centre and 7.0 at the periphery under CIPA 2024 pitch/yaw/roll conditions with FE 50mm F1.2 GM and long-exposure noise reduction off. Dynamic Active video stabilisation narrows the field of view more than Active mode.SteadyShot INSIDE sensor shift; Sony claims approximately 2.5–4 stops, depending on lens and conditions.
Flash–Automatic pop-up flash; guide number 12 m at ISO 100; ADI and pre-flash TTL; proprietary Alpha flash shoe
Exposure controls–Program, aperture priority, shutter priority, manual and scene modes; 40-segment honeycomb metering with optical finder, 1,200-zone metering in Quick AF Live View. Auto HDR combines two exposures for JPEG still subjects.
Video
Highest video resolution7680 × 4320 at 30 fps–
Video detailXAVC HS 8K at approximately 30p/25p/24p supports 10-bit 4:2:2 or 4:2:0. 8K oversamples from 8.2K and narrows the field of view. Full-frame 4K 60p is uncropped; uncropped 4K 120p requires 4K angle-of-view priority On. Dual Gain Shooting works only at 4K 30p or lower. Sony's 120-minute 8K claim uses 30p 200 Mbps 4:2:0 10-bit, temperature setting High, monitor open and 25°C ambient; it is not an unconditional recording limit.No movie recording; HDMI supports still-image playback.
AudioBuilt-in stereo microphone and 3.5 mm microphone/headphone sockets. Optional XLR-A4 enables up to 96 kHz 32-bit float four-channel in-camera recording through the digital-audio Multi Interface Shoe; this is not an internal-microphone specification.–
Screen and viewfinder
ViewfinderElectronicOptical
Screen size3.2″3″
Screen dots2,095,104921,600
TouchscreenYesNo
Tilting screenYesYes
Display detailFour-axis TFT LCD tilts approximately 98° up and 40° down, opens 180° sideways and rotates 270° in the open position; automatic vertical information display supported.Xtra Fine LCD tilts 90° up and down. Quick AF Live View uses a dedicated sensor with 90% coverage; Manual Focus Check Live View uses the main sensor with 100% coverage and 7×/14× magnification.
Viewfinder detail0.64-inch Quad-XGA OLED with 9,437,184 dots and approximately 0.90× magnification; 60/120 fps display. Sony specifies DCI-P3-equivalent gamut and 10-bit HDR display.Pentamirror; approximately 95% coverage and 0.80× magnification with a 50 mm lens at infinity, −1 m⁻¹.
Connections and design
Wi-FiYes–
BluetoothYes–
Battery life (maker's claim)710 photographs950 photographs
Body weight622 g599 g
Release detailSony UK specifies availability from June 2026; month precision is retained. Sony Japan separately specifies 5 June 2026 for ILCE-7RM6, which is not treated as the UK sale day.Sony Hong Kong specifies September 2009 availability. Sony Japan revised its local sale date to 5 November 2009; that later regional release is not used as the first-sale date. No September sale day is given.
Recording mediaTwo multi-format slots, each accepting CFexpress 2 Type A or UHS-I/UHS-II SD media.SD, SDHC, Memory Stick PRO Duo and PRO-HG Duo; card selection uses a manual switch.
PortsTwo USB Type-C ports; port 1 supports 10 Gbps USB 3.2, port 2 supports 480 Mbps USB 2.0. Full-size HDMI, microphone and headphone sockets, sync terminal and digital-audio Multi Interface Shoe; no Micro USB terminal.USB 2.0 Hi-Speed, mini HDMI Type C, remote release terminal and Alpha accessory shoe
Wireless connectionsWi-Fi IEEE 802.11a/b/g/n/ac/ax at 2.4/5/6 GHz and Bluetooth 5.3; no NFC in maker specifications.–
Battery life detailNP-SA100, 2670 mAh; CIPA approximately 710 photographs with LCD or 600 with viewfinder. USB Type-C Power Delivery charging and power supported; Sony Japan requires a 27 W or higher compatible supply/cable for the specified in-camera charging setup.NP-FM500H; approximately 950 shots using optical viewfinder or 480 in live view, under CIPA conditions.
Charging–Supplied BC-VM10 battery charger; optional AC-VQ900AM adapter/charger or AC-PW10AM adapter
DimensionsApproximately 132.7 × 96.9 × 82.9 mm (width × height × maximum depth); grip-to-monitor depth 72.8 mm.Approximately 137 × 104 × 84 mm (width × height × depth), excluding projections.
Weight detailApproximately 622 g body only; 713 g with battery and memory card; lens excluded.Approximately 599 g body only, excluding battery, memory card and accessories.
Colours–Black
In the boxNP-SA100 battery, BC-SAD1 charger, cable clamper, shoulder strap, body cap, accessory shoe cap and eyepiece cup, according to Sony UK.–

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