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Sony Alpha 1 vs Sony Alpha 7R VI

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

Better figure, where one is clearly better

SonyAlpha 1SonyAlpha 7R VI
Overview
ReleasedMarch 2021June 2026
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFull frameFull frame
Sensor typeStacked Exmor RS CMOS with integral memoryBack-illuminated fully stacked Exmor RS CMOS
Sensor dimensions35.9 × 24 mm35.9 × 24 mm
Effective resolution50.1 MP66.8 MP
Largest image8640 × 57609984 × 6656
RAW recordingYesYes
Standard ISO range100–32000100–32000
Sensor detailApproximately 50.5 million total pixels. Pixel Shift Multi Shooting combines four or 16 frames using Imaging Edge; 16-frame output is 17280 × 11520 and requires a suitable static scene.Approximately 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.
Image formatsJPEG, HEIF and Sony ARW 4.0 RAW; compressed, lossless-compressed and uncompressed RAW.JPEG, HEIF, RAW, RAW+JPEG and RAW+HEIF; Sony ARW 6.0. Compressed HQ RAW available.
ISO detailStandard still and movie ISO 100–32000; stills expand to ISO 50–102400.Standard 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 XR.BIONZ XR2 with integrated AI processing unit.
Lens and shooting
Lens mountSony E-mountSony E-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst30 fps30 fps
Autofocus759 full-frame phase-detection points covering approximately 92% of the image area, plus 425 contrast points; sensitivity EV −4 to 20 with an F2 lens at ISO 100. Launch recognition includes human, animal and bird Eye AF.Fast 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.
Shutter–Mechanical 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.
Burst detailUp to 30 fps electronic Hi+ with compressed RAW/JPEG and AF/AE tracking under compatible-lens and maker conditions; in AF-C, shutter speed must be 1/250 second or faster. Uncompressed or lossless-compressed RAW tops out at 20 fps; mechanical bursts up to 10 fps. Launch buffer claim at 30 fps is 155 compressed RAW or 165 JPEG frames using CFexpress Type A under Sony test conditions.Up 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.
Stabilisation detailFive-axis sensor shift; 5.5-stop CIPA pitch/yaw claim with Planar T* FE 50mm F1.4 ZA and long-exposure noise reduction off. Active movie stabilisation supported.Five-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.
Video
Highest video resolution7680 × 4320 at 30 fps7680 × 4320 at 30 fps
Video detailInternal 7680 × 4320 30p 10-bit 4:2:0 XAVC HS with 8.6K oversampling; lower-resolution 4K up to 120p with approximately 10% crop and 10-bit 4:2:2 support. S-Log3 and S-Cinetone; Super 35mm 4K uses 5.8K oversampling. External HDMI RAW is separate from internal recording.XAVC 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.
Audio–Built-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
ViewfinderElectronicElectronic
Screen size3″3.2″
Screen dots1,440,0002,095,104
TouchscreenYesYes
Tilting screenYesYes
Display detailRear TFT LCD tilts approximately 107° upwards and 41° downwards.Four-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.
Viewfinder detail0.64-inch Quad-XGA OLED with 9437184 dots, 100% coverage and approximately 0.90× magnification with a 50 mm lens at infinity. Up to 240 fps display reduces resolution and field of view.0.64-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.
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)530 photographs710 photographs
Body weight652 g622 g
Release detailSony's UK press centre specifies European availability in March 2021; no day inferred. Exact technical figures use Sony Japan because both UK specification URL forms were inaccessible during research.Sony 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.
Recording mediaBoth slots accept CFexpress Type A or UHS-I/UHS-II SD.Two multi-format slots, each accepting CFexpress 2 Type A or UHS-I/UHS-II SD media.
PortsUSB Type-C at 10 Gbps, Multi/Micro USB, full-size HDMI, 1000BASE-T Ethernet, sync terminal, 3.5 mm microphone and headphone sockets and digital-audio Multi Interface Shoe.Two 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.
Wireless connectionsWi-Fi IEEE 802.11a/b/g/n/ac at 2.4/5 GHz, Bluetooth 5.0 and NFC.Wi-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-FZ100; CIPA approximately 530 photographs with LCD or 430 with viewfinder; USB Type-C Power Delivery charging and power supported.NP-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.
DimensionsApproximately 128.9 × 96.9 × 80.8 mm (width × height × maximum depth); grip-to-monitor depth 69.7 mm.Approximately 132.7 × 96.9 × 82.9 mm (width × height × maximum depth); grip-to-monitor depth 72.8 mm.
Weight detailApproximately 652 g body only or 737 g with battery and memory card, excluding lens.Approximately 622 g body only; 713 g with battery and memory card; lens excluded.
In the boxNP-FZ100 battery, BC-QZ1 charger, power cord, cable protector, shoulder strap, body cap, accessory shoe cap, eyepiece cup and USB-A to USB-C cable, according to Sony Japan.NP-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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