Sony Cyber-shot DSC-RX100 VII vs Sony Cyber-shot DSC-T20

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

Better figure, where one is clearly better

Cyber-shot DSC-RX100 VII compared with Cyber-shot DSC-T20
SonyCyber-shot DSC-RX100 VIISonyCyber-shot DSC-T20
Overview
ReleasedAugust 2019March 2007
Image and sensor
Camera typeCompactCompact
Sensor format1.0-type–
Sensor typeExmor RS stacked CMOSSuper HAD CCD
Sensor dimensions13.2 × 8.8 mm–
Effective resolution20.1 MP8.1 MP
Largest image5472 × 36483264 × 2448
RAW recordingYesNo
Standard ISO range100–1280080–3200
Sensor detail1.0-type optical format; physical dimensions 13.2 × 8.8 mm1/2.5-type primary-colour interlaced Super HAD CCD; original maker specifies 8.1 million effective and 8.3 million total pixels; manual gives 8,083,000 effective and 8,286,000 total, while current UK support rounds effective pixels to 8.0 MP
Image formatsJPEG and RAW (Sony ARW 2.3); XAVC S and AVCHD moviesJPEG; native 3264 × 2448, 3264 × 2176 in 3:2 mode or 1920 × 1080 in 16:9 mode
ISO detailStandard still range ISO 100–12800; extended ISO 64/80 and multi-frame ISO 25600 are separate settings–
Image processorBIONZ XBIONZ with 14-bit conversion and Clear RAW noise reduction before JPEG compression; no RAW file recording
Lens and shooting
Built-in lens24–200 mm equivalent38–114 mm equivalent
Maximum aperturef/2.8–4.5f/3.5–4.3
Optical zoom8×3×
StabilisationOptical lens stabilisationOptical lens stabilisation
Maximum continuous burst20 fps–
Lens detailZEISS Vario-Sonnar T*; actual focal length 9–72 mm; 15 elements in 12 groups including eight aspheric elements; no built-in ND filterInternal folded Carl Zeiss Vario-Tessar; actual 6.33–19.0 mm
Autofocus357 phase-detection and 425 contrast-detection points; Real-time Tracking; human and animal Eye AF for stills, human Eye AF for moviesNine-point multi-area, centre or spot AF, with single or monitoring operation and face detection; original maker normal from 0.5 m, macro from 0.08 m wide or 0.25 m telephoto, Magnifying Glass mode 0.01–0.2 m; current UK generic macro row differs
ShutterElectronic shutter up to 1/32000 second; mechanical shutter up to 1/2000 second; minimum durations and Bulb availability depend on exposure modeAuto 1/4–1/1000 second; Program 1–1/1000 second, labelled Manual Mode in current UK support
Burst detailContinuous Hi reaches 20 fps with electronic shutter and AF/AE tracking under the maker's conditions. Single Burst captures only seven frames at 30, 60 or 90 fps with focus and exposure fixed at the first frame; it is not continuous 90 fps shooting.Maker up to 100 consecutive images with flash off; handbook gives approximately 0.5-second intervals, longer depending on image size; current UK support gives 0.46 second; no headline fps inferred from these intervals
Stabilisation detailOptical correction for stills; movie Intelligent Active mode combines optical and electronic correctionSuper SteadyShot optical stabilisation; high sensitivity is a separate anti-blur option
FlashBuilt-in manually raised flashAutomatic, forced, off or slow-sync flash with red-eye reduction; ISO Auto range 0.1–3.0 m wide or 0.25–2.5 m telephoto
Exposure controlsProgram, aperture priority, shutter priority, manual exposure and memory recall; assignable lens ring and Fn menuAuto or Program with ±2 EV in 1/3 EV steps; nine scenes; no manual aperture or shutter control
Video
Highest video resolution3840 × 2160 at 30 fps640 × 480 at 30 fps
Video detailXAVC S 4K at 30/24 fps in NTSC mode or 25 fps in PAL mode, up to 100 Mbit/s; S-Log2, S-Log3 and HLG profiles. Full HD up to 120 fps NTSC or 100 fps PAL. HFR modes use lower-resolution sensor readout and upscale to Full HD. At the default temperature setting, continuous 4K recording is approximately five minutes (Sony launch release).MPEG-1 with mono sound and optical zoom during recording; VGA Fine approximately 30 fps requires Memory Stick PRO Duo, VGA Standard approximately 17 fps or 320 × 240 approximately 8 fps; HD output is for still photographs, not HD movie recording
AudioBuilt-in stereo microphone and mono speaker; 3.5 mm stereo microphone input–
Screen and viewfinder
ViewfinderElectronicNone
Screen size3″2.5″
Screen dots921,600230,000
TouchscreenYes–
Tilting screenYes–
Display detailScreen tilts approximately 180° upwards and 90° downwards; 921,600 dots count subpixels rather than that many image pixelsHybrid Clear Photo LCD Plus TFT; 230,000 rounded dots in maker specifications, 230,400 in manual; no viewfinder
Viewfinder detailRetractable 0.39-type OLED, 2,359,296 dots, 100% coverage and approximately 0.59× equivalent magnification–
Connections and design
Wi-FiYes–
BluetoothYesNo
Battery life (maker's claim)260 photographs380 photographs
Body weight275 g127 g (better)
Release detailAugust 2019 month precision; Sony Hong Kong's 7 August release says available but also gives 8–13 August pre-orders. Sony Japan specifies 30 August retail availability.Original Hong Kong maker announcement specifies end of March 2007; Japanese maker first sale is 6 April 2007 and original US maker availability is April 2007
Recording mediaSD, SDHC, SDXC and Memory Stick variants; XAVC S 100 Mbit/s requires a UHS-I U3 or faster SDHC/SDXC cardApproximately 31 MB internal memory; Memory Stick Duo or Memory Stick PRO Duo
PortsMulti/Micro USB with USB 2.0, Micro HDMI and 3.5 mm stereo microphone inputMulti-connector for USB 2.0 Hi-Speed and mono AV output; optional component HD output adaptor cable or cradle for still photographs; supplied cable does not provide DC input
Wireless connectionsWi-Fi 802.11b/g/n at 2.4 GHz, Bluetooth 4.1 and NFC–
Battery life detailNP-BX1; CIPA claim approximately 260 photographs with the monitor or 240 with the viewfinder; 310 with automatic monitor-off set to two secondsNP-BG1 lithium-ion battery; maker CIPA claim 380 photographs or 190 minutes with LCD on; manual pack capacity 3.4 Wh / 960 mAh; original US launch prose assigns 340 shots to T20 and 380 to T100, conflicting with UK, Hong Kong and manual T20 figures
ChargingUSB charging and USB power supply supported during shooting and playbackSupplied BC-CSG, BC-CSGB or BC-CSGC external charger according to region; AC adaptor cannot charge the camera battery
DimensionsApproximately 101.6 × 58.1 × 42.8 mm (width × height × depth)89.7 × 55.7 × 22.8 mm (width × height × depth, excluding projections)
Weight detailApproximately 275 g body only; 302 g including battery and SD cardApproximately 127 g excluding battery and media; 159 g including battery, wrist strap and shooting accessories
Materials–Full-metal aluminium body in original Hong Kong maker specification table
Colours–Silver, black, white or pink; colour editions share this entry
In the boxNP-BX1 battery, AC adaptor, Micro USB cable, wrist strap, strap adaptor and instructionsNP-BG1 battery and case, external charger, multi-connector USB/AV cable, wrist strap, software and instructions; mains lead except USA and Canada

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