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Sony Alpha 9 III vs Sony Alpha DSLR-A330

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

Better figure, where one is clearly better

SonyAlpha 9 IIISonyAlpha DSLR-A330
Overview
ReleasedJanuary 2024June 2009
Image and sensor
Camera typeMirrorlessDSLR
Sensor formatFull frameAPS-C
Sensor typeStacked Exmor RS CMOS with global shutterCCD
Sensor dimensions35.6 × 23.8 mm23.6 × 15.8 mm
Effective resolution24.6 MP10.2 MP
Largest image6000 × 40003872 × 2592
RAW recordingYesYes
Standard ISO range250–25600100–3200
Sensor detailApproximately 25.2 million total pixels; integral memory and global exposure rather than sequential line exposure.Approximately 10.8 million total pixels; RGB primary-colour filter, anti-static coating and sensor-shift dust reduction
Image formatsJPEG, HEIF and Sony ARW 5.0 RAW.JPEG, RAW and RAW+JPEG; Sony ARW 2.1
ISO detailStandard ISO 250–25600 for stills and movies; stills expand to ISO 125–51200.–
Image processorBIONZ XR with dedicated AI processing unit.BIONZ
Lens and shooting
Lens mountSony E-mountSony A-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst120 fps2.5 fps
Lens detail–Compatible Sony, Minolta and Konica Minolta A-mount lenses; lens specifications depend on the fitted lens
AutofocusUp to 759 still-image or 627 movie phase-detection points; sensitivity EV −5 to 20 with an F2 lens at ISO 100 equivalent. Current UK specification includes automatic subject selection and people, animals, birds, insects, cars, trains and aircraft; launch reviews precede later firmware enhancements.TTL phase-detection with nine points, including central cross sensor; single, automatic and continuous AF, manual focus and Eye-start AF
Shutter–Electronically controlled vertical-travel focal-plane shutter; 30 seconds to 1/4000 second plus Bulb; flash sync 1/160 second
Burst detailUp to 120 fps full-resolution electronic bursts with AF/AE tracking under Sony test conditions; speed depends on lens compatibility and shooting settings. Pre-Capture retains up to one second before full shutter press. No mechanical shutter.Approximately 2.5 fps with the optical viewfinder, or 2 fps in live view; up to six RAW or three RAW+JPEG frames, depending on conditions and media.
Stabilisation detailFive-axis sensor shift; 8.0-stop CIPA pitch/yaw claim with FE 50mm F1.2 GM and long-exposure noise reduction off. Active and Dynamic Active movie modes supported.SteadyShot INSIDE shifts the image sensor
Flash–Automatic pop-up flash; guide number 10 m at ISO 100; ADI and pre-flash TTL; Alpha-system external flash support
Exposure controls–Program, aperture priority, shutter priority and manual; automatic and six scene modes; 40-segment honeycomb metering
Video
Highest video resolution3840 × 2160 at 120 fps–
Video detailUp to uncropped 3840 × 2160 120p NTSC or 100p PAL; 4K 60p uses 6K oversampling. Supports 10-bit 4:2:2, S-Log3 and S-Cinetone; All-Intra 4K tops out at 60p. External HDMI RAW output is separate from internal recording.No movie recording; HDMI supports still-image playback.
Screen and viewfinder
ViewfinderElectronicOptical
Screen size3.2″2.7″
Screen dots2,095,104230,400
TouchscreenYesNo
Tilting screenYesYes
Display detailFour-axis LCD tilts and opens sideways; approximately 98° up, 40° down, 180° sideways and 270° rotation.Clear Photo LCD tilts approximately 135° up and 55° down. Quick AF Live View uses a dedicated sensor and phase-detection AF, with approximately 90% frame coverage; no magnified manual-focus preview.
Viewfinder detail0.64-inch Quad-XGA OLED with 9437184 dots and approximately 0.90× magnification with a 50 mm lens at infinity; selectable up to 240 fps NTSC or 200 fps PAL.Pentamirror; approximately 95% coverage and 0.74× magnification with a 50 mm lens at infinity, −1 m⁻¹.
Connections and design
Wi-FiYes–
BluetoothYes–
Battery life (maker's claim)530 photographs510 photographs
Body weight617 g490 g
Release detailSony UK announced availability in January 2024; Japan's announcement specifies 26 January. The main date retains UK month precision.Sony Hong Kong specifies June 2009 availability; Sony Japan specifies 25 June 2009 for the body and kits, following the May announcement.
Recording mediaBoth slots accept CFexpress Type A or UHS-I/UHS-II SD.SD, SDHC, Memory Stick PRO Duo and PRO-HG Duo
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.USB 2.0 Hi-Speed, mini HDMI Type C and Alpha accessory shoe
Wireless connectionsWi-Fi IEEE 802.11a/b/g/n/ac at 2.4/5 GHz and Bluetooth 5.0.–
Battery life detailNP-FZ100; Sony UK CIPA approximately 530 photographs with LCD or 400 with viewfinder. Japan lists 520/410 respectively. USB Type-C Power Delivery charging and power supported.NP-FH50; approximately 510 shots with optical viewfinder or 230 in live view, under CIPA conditions.
Charging–Supplied BC-VH1 battery charger; optional AC-PW10AM adapter
DimensionsApproximately 136.1 × 96.9 × 82.9 mm (width × height × maximum depth); grip-to-monitor depth 72.8 mm.Approximately 128 × 97 × 71.4 mm (width × height × depth), excluding projections.
Weight detailSony UK specifies approximately 617 g body only or 702 g with battery and memory card; Japan specifies 618/703 g respectively. Main figures use the UK specification.Approximately 490 g body only, excluding battery, media and accessories.
Colours–Black; Noble Brown offered for the Japanese DSLR-A330L kit.
In the boxNP-FZ100 battery, BC-QZ1 charger, power cord, cable protector, shoulder strap, body cap, accessory shoe cap and eyepiece cup, according to Sony UK.–

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