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Sony Alpha 1 II vs Sony Alpha 77 II

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

Better figure, where one is clearly better

SonyAlpha 1 IISonyAlpha 77 II
Overview
ReleasedDecember 2024May 2014
Image and sensor
Camera typeMirrorlessTranslucent mirror
Sensor formatFull frameAPS-C
Sensor typeStacked Exmor RS CMOS with integral memoryExmor CMOS
Sensor dimensions35.9 × 24 mm23.5 × 15.6 mm
Effective resolution50.1 MP24.3 MP
Largest image8640 × 57606000 × 4000
RAW recordingYesYes
Standard ISO range100–32000100–25600
Sensor detailApproximately 50.5 million total pixels; Pixel Shift Multi Shooting uses four or 16 exposures combined in compatible computer software.24.7 million total photosites; fixed translucent mirror provides the dedicated phase-detection AF sensor with light during live view and movie recording
Image formatsJPEG, HEIF and Sony ARW 5.0 RAW.JPEG Extra Fine/Fine/Standard, RAW (Sony ARW 2.3) and RAW+JPEG; 3:2 or 16:9 stills; Sweep Panorama
ISO detailStandard ISO 100–32000 for stills and movies; stills expand to ISO 50–102400.Standard still ISO 100–25600, expanded ISO 50/64/80; multi-frame noise reduction up to ISO 51200; movie ISO 100–12800
Image processorBIONZ XR and dedicated AI processing unit.BIONZ X
Lens and shooting
Lens mountSony E-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst30 fps12 fps
Lens detail–Sony, Minolta and Konica Minolta A-mount AF lenses; kit lens is separate from body specifications
AutofocusUp to 759 phase-detection points for stills and movies; sensitivity EV −4 to 20 in AF-S with an F2 lens at ISO 100. Automatic or selected recognition of people, animals, birds, insects, cars, trains and aircraft. Sony's current feature page specifies Real-time Recognition AF+ from firmware version 4.00; launch reviews describe earlier firmware.79 dedicated phase-detection points including 15 cross sensors and a central F2.8 sensor; EV −2–18 at ISO 100. AF-S, AF-A, AF-C, direct manual focus, Eye AF, Lock-on AF, expanded flexible spot, AF Range Control and AF micro-adjustment; usable AF points depend on lens and shooting mode
Shutter–1/8000–30 seconds and Bulb; flash sync 1/250 second; selectable electronic first curtain; maker shutter durability claim 150,000 activations
Burst detailUp to 30 fps electronic Hi+ with AF/AE tracking under compatible-lens and maker conditions; uncompressed or lossless-compressed RAW up to 20 fps; mechanical Hi+ up to 10 fps. Pre-Capture retains up to one second before full shutter press, subject to camera temperature and shooting conditions. A custom button can temporarily change burst speed.Up to 12 fps at full resolution in Continuous Advance Priority AE with continuous autofocus. PhotographyBlog reports exposure locked at the start and aperture automatically set to F3.5 or the lens maximum if slower. Ordinary Hi/Lo reach 8/3 fps with more exposure control. Maker 12 fps buffer: 53 Extra Fine, 60 Fine or 64 Standard JPEG, 26 RAW or 25 RAW+JPEG; ordinary Hi: 56/75/93 JPEG, 28 RAW or 26 RAW+JPEG. Rates depend on card and conditions
Stabilisation detailFive-axis sensor shift; centre 8.5 stops and periphery 7.0 stops under CIPA 2024 pitch/yaw/roll conditions with FE 50mm F1.2 GM and long-exposure noise reduction off. Active and Dynamic Active movie modes narrow the field of view and are unavailable in 8K or at frame rates of 120 fps or higher.SteadyShot INSIDE sensor shift for stills; electronic stabilisation for movies
Flash–Built-in flash, guide number 12 metres at ISO 100 with 16 mm coverage; Multi Interface Shoe
Exposure controls–PASM, automatic, scene, panorama and three memory-recall settings; 1200-zone metering; ±5 EV compensation in 1/3 or 1/2 steps; D-Range Optimizer and Auto HDR
Video
Highest video resolution7680 × 4320 at 30 fps1920 × 1080 at 60 fps
Video detailSony's current feature page lists internal 7680 × 4320 30p XAVC HS with 8.6K oversampling and 10-bit 4:2:2 support. Lower-resolution 4K up to 120p has approximately 10% crop; Full HD 240 fps is lower resolution. S-Log3, S-Cinetone and imported LUTs supported; external HDMI RAW is separate from internal recording.AVCHD 2.0 Full HD at 60p/50p (28 Mbps), 60i/50i or 24p/25p (24 or 17 Mbps), depending on region. MP4 up to 1440 × 1080 at 30/25 fps. Clean HDMI output, zebra display, adjustable recording level and AF tracking sensitivity; maker continuous limit approximately 29 minutes or 2 GB
Audio–Built-in stereo microphone and mono playback speaker; 3.5 mm microphone input
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3.2″3″
Screen dots2,095,1041,228,800
TouchscreenYesNo
Tilting screenYesYes
Display detailFour-axis TFT LCD opens approximately 98° up, 40° down and 180° sideways, with 270° rotation when opened sideways.WhiteMagic LCD with three-way mechanism: 150° upward/180° downward tilt and 180° clockwise/90° anticlockwise rotation; top status display; dots include the additional white subpixels
Viewfinder detail0.64-inch Quad-XGA OLED with 9437184 dots and approximately 0.90× magnification with a 50 mm lens at infinity. Selectable 60/120/240 fps; standard magnification is unavailable at 240 fps.0.5-type OLED Tru-Finder with 2,359,296 dots, 100% coverage and approximately 1.09× magnification with a 50 mm lens, equivalent to 0.71× on full frame
Connections and design
Wi-FiYesYes
BluetoothYes–
Battery life (maker's claim)520 photographs410 photographs
Body weight658 g647 g
Release detailSony UK specifies availability in December 2024; no release day inferred. Exact technical figures use Sony Japan because the UK specification URLs were inaccessible during research.Sony Hong Kong specifies retail availability from the end of May 2014; Sony USA specifies June 2014
Recording mediaBoth slots accept CFexpress 2.0 Type A or UHS-I/UHS-II SD.Single slot for SD/SDHC/SDXC including UHS-I, Memory Stick PRO Duo, PRO-HG Duo or XC-HG Duo
PortsUSB Type-C at 10 Gbps, Multi/Micro USB, full-size HDMI, 2.5GBASE-T Ethernet, sync terminal, 3.5 mm microphone and headphone sockets and digital-audio Multi Interface Shoe.Multi/Micro USB terminal, micro HDMI Type D, 3.5 mm microphone input, flash sync terminal, DC input, wired remote terminal and Multi Interface Shoe; no headphone output
Wireless connectionsWi-Fi IEEE 802.11a/b/g/n/ac at 2.4/5 GHz and Bluetooth 5.0.IEEE 802.11b/g/n Wi-Fi at 2.4 GHz and NFC for one-touch sharing/remote control; no GPS
Battery life detailNP-FZ100; Sony Japan CIPA approximately 520 photographs with LCD or 420 with viewfinder. PhotographyBlog's 530/400 figures are not used. USB Type-C Power Delivery charging and power supported.NP-FM500H; maker CIPA claim approximately 410 photographs with viewfinder or 480 with LCD
Charging–Supplied BC-VM10A external battery charger
DimensionsApproximately 136.1 × 96.9 × 82.9 mm (width × height × maximum depth); grip-to-monitor depth 72.8 mm.Approximately 142.6 × 104.2 × 80.9 mm (width × height × depth)
Weight detailApproximately 658 g body only or 743 g with battery and memory card, excluding lens. PhotographyBlog's inconsistent 617 g figure is not used.Approximately 647 g body only or 726 g with battery and Memory Stick PRO Duo
Materials–Magnesium-alloy body with dust- and moisture-resistant seals; resistance is not waterproofing
Colours–Black
In the boxOne NP-FZ100 battery, BC-ZD1 dual-battery charger, cable protector, shoulder strap, body cap, accessory shoe cap and FDA-EP19/FDA-EP21 eyepiece cups, according to Sony Japan. USB Power Delivery AC adaptor and USB cable are not included.NP-FM500H battery, BC-VM10A charger, shoulder strap, Micro USB cable, body cap, eyepiece cup and shoe cap; lens depends on kit

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