What is the screen refresh rate of Xiaomi 9?

Xiaomi 9 screen refresh rate is 60Hz. The front of Xiaomi Mi 9 uses a 6.39-inch AMOLED water drop full screen with a screen ratio of "19.5:9", a screen resolution of "2340×1080" pixels, a pixel density of 403ppi, a screen-to-body ratio of 90.7%, and supports wide color gamut display , NTSC 103.8% (Typ), supports standard mode, sunlight screen 2.0, luminous screen, stepless color temperature adjustment; supports 256-level eye protection mode, and has passed the VDE low blue light eye protection certification of the German Electrical Engineers Association.

#The operating environment of this tutorial: MIUI 13 system, Xiaomi 12 mobile phone.

Xiaomi 9 is a mobile phone released by Xiaomi Company at 14:00 on February 20, 2019 at the Beijing University of Technology Stadium; the internal code name is "Battle Angel".

The front of Xiaomi 9 adopts a water drop full screen, the screen refresh rate is 60Hz, and the screen-to-body ratio is 90.7%; Xiaomi 9 supports the fifth generation wide-area screen fingerprint unlocking technology, and its screen fingerprint unlock area :25mm×50.2mm. The screen of Xiaomi 9 is also equipped with display technologies such as high brightness mode, sunshine screen 2.0, and low-brightness image quality optimization. Xiaomi 9 is also equipped with eye protection mode 2.0 that has been certified by the German Institute of Electrical Engineers VDE low blue light eye protection, and the color temperature eye protection level is improved. to level 256.

Configuration parameters

##3300mAh; non-removable battery##Network and format

Xiaomi 9 configuration parameters

Category	Name
Processor	Qualcomm Snapdragon 855, CPU frequency: 1×2.84GHz 3×2.42GHz 4×1.80GHz; GPU: Adreno 640
##Memory and capacity	6GB 128GB, 8GB 128GB, 8GB 256GB
Screen	Touch screen type: capacitive screen, Support multi-touch; Screen size: 6.39 inches; Screen ratio: 19.5:9; Screen resolution: 2340×1080 pixels; Pixel density: 403ppi; Screen-to-body ratio: 90.7%; Screen material: AMOLED; Main screen color: 16 million colors; Screen Brightness 600nit (HBM)/430nit (Typ); High contrast 60000:1 (Min), supports wide color gamut display, NTSC 103.8% (Typ), supports standard mode, sunlight screen 2.0, luminous screen, Stepless color temperature adjustment; supports 256 levels of eye protection mode and has passed the VDE low blue light eye protection certification of the German Institute of Electrical Engineers; Corning Gorilla Glass 6; uses anti-oil and anti-fingerprint coating Layer; support HDR display
Camera	Camera type: rear three cameras; rear camera: 48 million Pixels; rear camera 2: 12 million, 16 million pixels; front camera: 20 million pixels; front camera sensor type: CMOS sensor; rear camera sensor type: Sony IMX586; main camera aperture: F/1.7; flash: LED Fill light; Shooting features: autofocus, phase focus, panoramic shooting, continuous shooting function, HDR, optical image stabilization; Photo quality: supports a maximum resolution of 5120×3840; photo shooting; digital zoom: supported ;Video shooting: 960 frames slow-motion shooting; 960 frames intelligent soundtrack; short videos (TikTok magic props, speed adjustment, beauty filters, popular music); rear video beauty; video anti-shake; fast motion; sports tracking Shoot
Recognition technology	Under-screen fingerprint recognition; Facial recognition
Charging and battery
Supports full network, supports China Mobile 4G, China Unicom 4G, China Telecom 4G, 2G/3G network: supports China Mobile 3G, China Unicom 3G, China Telecom 3G, China Mobile 2G, China Unicom 2G, China Telecom 2G; mobile phone frequency band: 2G: GSM 850/900/1800/1900; 2G: CDMA 800; 3G: TD-SCDMA 1900/2000; 3G: WCDMA 850/900/1900/2100; 3G: CDMA2000; 2G: GSM 900/1800; 2G: GSM 900/1800/1900; 3G: CDMA 800MHz 1X&EVDO; 3G: WCDMA: 850/900/1700/1900/2100MHz; SIM card type: nano SIM card, dual card; Bluetooth: Bluetooth 5.0, supports aptX, supports aptX HD; WiFi (WLAN): 2.4G/5G dual-band, IEEE 802.11 b/g/n/ac; data services: GPRS, EDGE, HSDPA, CDMA 1X, EVDO rev.A, TD-SCDMA, LTE
Navigation and positioning	Supports GPS, GLONASS, Beidou, supports A-GPS
Sensor	Gravity sensing, distance sensing, light sensing, acceleration sensing, Hall magnetic sensing, fingerprint recognition, NFC, gyroscope, electronic compass, OTG function, camera laser Focus sensor
Interface	Type-C headphone jack

Xiaomi Mi 9 has three vertical cameras on the rear; it supports 960fps slow-motion shooting, automatic soundtrack, and ultra-wide-angle sports tracking shooting. Xiaomi Mi 9 supports AI anti-distortion, which is suitable for group photos. AI recognizes wide-angle scenes and automatically reminds you to enter ultra-wide-angle scenes. It supports a 4cm macro camera in ultra-wide-angle mode. Xiaomi Mi 9 supports super night scenes and supports night laser focus. Xiaomi Mi 9 supports moon mode, which can be adjusted to the maximum zoom to shoot the moon directly.

Xiaomi 9 uses multi-function NFC and is equipped with NXP's new generation SN100T chip, which makes card reading and transactions faster.

Xiaomi 9 supports 27W wired fast charging; it also supports 20W wireless charging.

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