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Sony Alpha 7 IV vs Sony Alpha 7C II

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

Better figure, where one is clearly better

SonyAlpha 7 IVSonyAlpha 7C II
Overview
ReleasedNovember 2021September 2023
Image and sensor
Camera typeMirrorlessMirrorless
Sensor formatFull frameFull frame
Sensor typeExmor R back-illuminated CMOSBack-illuminated Exmor R CMOS
Sensor dimensions35.9 × 23.9 mm35.9 × 23.9 mm
Effective resolution33 MP33 MP
Largest image7008 × 46727008 × 4672
RAW recordingYesYes
Standard ISO range100–51200100–51200
Sensor detailApproximately 34.1 million total pixels; 3:2 full-frame sensorApproximately 34.1 million total pixels; optical low-pass filter; maker maximum movie effective resolution 27.6 MP
Image formatsJPEG, HEIF and 14-bit RAW; compressed, lossless compressed and uncompressed RAW optionsJPEG, HEIF and RAW (Sony ARW 5.0); 14-bit RAW output; compressed, lossless-compressed and uncompressed RAW options; XAVC S, XAVC S-I and XAVC HS movies
ISO detailStandard still-image ISO 100–51200; expanded ISO 50–204800. Movie ISO 100–51200, expandable to 102400.Standard still-image and movie ISO 100–51200; still-image extension ISO 50–204800; movie extension reaches ISO 102400. Photography Blog lists a lower extended maximum; Sony’s explicit specification is used.
Image processorBIONZ XRBIONZ XR and dedicated AI processing unit
Lens and shooting
Lens mountSony E-mountSony E-mount
StabilisationSensor shiftSensor shift
Maximum continuous burst10 fps10 fps
Lens detailInterchangeable E-mount; body figures exclude lenses. ILCE-7M4K kit includes FE 28–70mm F3.5–5.6 OSS.Interchangeable E-mount; body-only and FE 28–60 mm f/4–5.6 kit offered; the photo shows both body colours with this optional kit lens
AutofocusFast Hybrid AF with 759 phase-detection and 425 contrast-detection points in full-frame mode; Eye AF recognises humans, animals and birds in stills and moviesFast Hybrid AF; up to 759 phase-detection points for stills or 627 for movies; EV -4 to 20 at ISO 100 with an f/2 lens; current maker subjects include automatic selection, humans, animals, birds, insects, cars, trains and aircraft
ShutterMechanical or electronic shutter; 1/8000 second to 30 seconds plus Bulb; full-frame flash sync 1/250 secondElectronic first-curtain mechanical shutter up to 1/4000 second; silent electronic shutter up to 1/8000 second; 30-second exposures and Bulb; flash sync 1/160 second full-frame or 1/200 second APS-C with Sony flash
Burst detailHi+ up to 10 fps, Hi 8 fps, Mid 6 fps and Lo 3 fps. Photography Blog and TechRadar report JPEG/compressed RAW are needed for 10 fps; uncompressed or lossless RAW slows to approximately 5–6 fps. Speed and buffer depend on shooting conditions and card.Up to 10 fps Hi+; maker buffer approximately 44 compressed RAW, 27 lossless-compressed RAW or 18 uncompressed RAW images; over 1,000 Fine JPEGs. Amateur Photographer notes 10 fps requires compressed RAW and gives 8 fps live-view continuous or 6 fps with lossless-compressed RAW.
Stabilisation detailFive-axis sensor shift; maker claims 5.5 stops under CIPA pitch/yaw conditions with Planar T* FE 50mm F1.4 ZA. Active movie stabilisation adds a crop.Five-axis sensor shift; maker claim 7 stops under CIPA pitch/yaw testing with the FE 50 mm f/1.2 GM lens and long-exposure noise reduction off; current maker movie modes include Dynamic Active and Active electronic correction
Flash–No built-in flash; Multi Interface Shoe supports compatible external flash
Exposure controls–1200-zone evaluative metering; exposure compensation ±5 EV
Video
Highest video resolution3840 × 2160 at 60 fps3840 × 2160 at 60 fps
Video detailInternal 4K up to 60p, including 10-bit 4:2:2; 60p/50p uses APS-C/Super 35 rather than full-frame readout. Full-frame 4K 30p uses 7K oversampling. Full HD up to 120p; S-Log3, HLG and S-Cinetone. USB streaming tops out at 4K 15p or Full HD 60p, separately from internal recording.Internal 3840 × 2160 up to 60p NTSC or 50p PAL, with 10-bit 4:2:2 options; 60p/50p requires Super 35 crop. Full-frame 30p is oversampled from approximately 7K; Full HD up to 120p NTSC or 100p PAL. XAVC S-I 4K reaches 600 Mbps at 60p. S-Log3, S-Cinetone, user LUT display and AI Auto Framing; HDMI output supports 10-bit 4:2:2, without RAW video output.
Audio–Built-in stereo microphone; 3.5 mm microphone and headphone sockets; digital-audio Multi Interface Shoe; compatible accessories support four-channel 24-bit LPCM
Screen and viewfinder
ViewfinderElectronicElectronic
Screen size3″3″
Screen dots1,036,8001,036,800
TouchscreenYesYes
Tilting screenYesYes
Display detailSide-opening vari-angle touchscreen, approximately 176° opening and 270° rotation; dots are not image pixelsSide-opening vari-angle touchscreen; opens approximately 176° and rotates approximately 270°; touch menu operation
Viewfinder detail0.5-type OLED; 3,686,400 dots; 100% coverage; approximately 0.78× magnification; 60 or 120 fps display0.39-type XGA OLED; 2,359,296 dots; approximately 0.70× magnification with a 50 mm lens at infinity; 60 or 120 fps refresh
Connections and design
Wi-FiYesYes
BluetoothYesYes
Battery life (maker's claim)580 photographs560 photographs
Body weight573 g429 g
Release detailSony Hong Kong states 25 November 2021 availability; the UK announcement gives December 2021. Announced on 21 October 2021. This is ILCE-7M4, not the Alpha 7R IV or Alpha 7S III.Sony Australia specifies retail availability from September 2023. Photography Blog reports the original Alpha 7C remained in the range alongside the II. Current maker specifications include later-supported subject recognition and movie-stabilisation features.
Recording mediaSlot 1 accepts CFexpress Type A or UHS-I/II SD cards; slot 2 accepts UHS-I/II SD cardsOne SD slot supporting UHS-I and UHS-II; no CFexpress support
PortsFull-size HDMI Type A; USB-C 10Gbps with Power Delivery; Multi/Micro USB; 3.5 mm microphone and headphone sockets; Multi Interface Shoe with digital audioUSB-C (USB 3.2 at 5 Gbps), Micro HDMI Type D, 3.5 mm microphone and headphone sockets and digital-audio Multi Interface Shoe
Wireless connectionsDual-band Wi-Fi 802.11a/b/g/n/ac, subject to regional 5 GHz restrictions; Bluetooth 4.1Wi-Fi 802.11a/b/g/n/ac at 2.4 and 5 GHz; Bluetooth 4.2; no NFC; Creators’ App remote operation and image transfer
Battery life detailNP-FZ100. Current Sony Japan specifications give approximately 580 photographs with the monitor or 520 with the viewfinder under CIPA conditions; Photography Blog's launch review instead reports a 610-shot claim. Main figure follows the current maker table.NP-FZ100; current Sony CIPA claim approximately 560 photographs with LCD or 530 with viewfinder; actual movie claim approximately 105 minutes with LCD or 100 with viewfinder. Both launch-period reviews give lower 540/510-shot figures.
ChargingIn-camera USB-C charging and USB Power DeliveryUSB-C in-camera charging and power supply with USB Power Delivery; maker specifies an 18 W or higher USB PD source and 3 A cable
DimensionsApproximately 131.3 × 96.4 × 79.8 mm; 69.7 mm depth from grip to monitorApproximately 124.0 × 71.1 × 63.4 mm; depth from grip to monitor 58.6 mm
Weight detailApproximately 573 g body only; current Sony specifications give 658 g with battery and memory card. Photography Blog incorrectly describes the loaded figure as excluding battery/card; it is not used as body weight.Approximately 429 g body only; 514 g with battery and memory card; both exclude lens. Photography Blog gives 525 g labelled body only and Amateur Photographer gives 524 g; maker’s explicit figures are used.
Materials–Maker specifies recycled materials including SORPLAS in the body, depending on production timing
Colours–Silver/black or black

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