Skip to content

Xiaomi Redmi K20 128GB All specs

Full specifications phone: Xiaomi Redmi K20 128GB specs, detailed technical information, features, price and review. All about this phone.

,
(4.6/5)
Xiaomi Redmi K20

The Xiaomi Redmi K20 128GB is a good Android phone with 2.2Ghz Octa-Core processor that allows run games and heavy applications.

An advantage of the Xiaomi Redmi K20 128GB is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.

Great connectivity of this device includes Bluetooth 5.0 version A2DP/LE, WiFi 802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz) and NFC to make payments and allows connection to other devices.

Including the battery, the Xiaomi Redmi K20 128GB phone has 191 grams and it's a very thin device, only 8.8 mm.

Model and physical featuresXiaomi Redmi K20
Model
Also known asXiaomi Redmi K20 M1903F10A, M1903F10C, MZB7754IN, MZB7755IN
Country or region availableChinaIndia
BrandXiaomi
Release dateJune, 2019
Depth8.8 millimeters (0.35 inches)
Size (width x height)74.3 x 156.7 millimeters (2.93 x 6.17 in)
Weight191 grams (6.69 ounces)
Qwerty physical keyboardNot supported
AntennaInternal antenna
Build, materialsAluminum frame, front/back glass
Protection against water and othersNot supported
Operating system (OS)Xiaomi Redmi K20
Operating systemAndroid 9.0 Pie
Firmware updatefeature not registered
HardwareXiaomi Redmi K20
Architecture - Chipset64bit - Qualcomm Snapdragon 730 SDM730 (8nm)
CPU processorOcta-Core, 2 processors:
2.2Ghz Dual-Core Kryo 470 Gold
1.8Ghz Hexa-Core Kryo 470 Silver
GPU graphical controllerQualcomm Adreno 618
RAM memory6GB LPDDR4X
Internal storage128GB (109GB user available)
UFS 2.1
External storageNot supported
DisplayXiaomi Redmi K20
Display typeAMOLED
Screen size6.39" inches
Screen-to-body ratio~86.1% (screen-to-body ratio)
TouchscreenCapacitive Multitouch
Display resolution1080x2340 pixels
Pixel density (dot pitch)403 PPI
Colors16 million
Scratch-resistant glassGorilla Glass 5
Mobile networks and dataXiaomi Redmi K20
Dual-SIMDual SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots Dual-SIM
nano-SIM (4FF)
GSM Mhz bandQuad-Band 850/900/1800/1900
Primary 2G networkCDMA 800 (China), GSM 850/900/1800/1900
Primary 3G networkMZB7754IN, MZB7755IN, MZB7756IN version:
UMTS 850/900/1900/2100

M1903F10A, M1903F10C, M1903F10T version:
CDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS 850/900/1900/2100
Primary 4G/5G networkLTE Cat15/13
VoLTE

MZB7754IN, MZB7755IN, MZB7756IN version:
LTE (Bands 1, 3, 5, 7, 8)
TD-LTE (Bands 38, 40, 41)

M1903F10A, M1903F10C, M1903F10T version:
LTE (Bands 1, 3, 5, 7, 8)
TD-LTE (Bands 34, 38, 39, 40, 41)
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900
Secondary 3G networkNot supported
Secondary 4G networkNot supported
Secondary data networkGPRS, EDGE
Maximum download/upload800/150 Mbps
Messaging and callingXiaomi Redmi K20
MessagingSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupported
Video callingSupported
Call controlVoice dialing, Voice recorder, Voice commands
Primary / back cameraXiaomi Redmi K20
Main camera(triple camera)
48 megapixels
8MP telephoto (f/2.4 53mm 1/4" 1.12µm PDAF 2x-zoom)
13MP ultrawide (f/2.4 12mm 1/3" 1.12µm)
Main camera resolution8000x6000 pixels
Video recording (primary)4K UHD (3840x2160 pixels) 30 fps
FlashDual LED flash
Focal aperturef/1.8 (aperture)
Focal length26mm lens
Sensor size1/2" inches
Pixel size0.8µm pixel
AutofocusPDAF: phase detection autofocus
Touch focusSupported
Image stabilizationEIS: Digital stabilization
ZoomDigital and optical zoom
Face/smile detectionFace detection, Smile detection
BSI sensorNot supported
HDRHDR photo on both cameras
Front / secondary cameraXiaomi Redmi K20
Front camera20 megapixels
Front camera resolution5184x3840 pixels
Video recording (secondary)Full HD (1920x1080 pixels)
Front flashNot supported
Focal aperturef/2.2 (aperture)
Focal lengthfeature not registered
Sensor sizefeature not registered
Pixel size0.8µm pixel
MultimediaXiaomi Redmi K20
RadioFM
TVNot supported
Video formatsMP4, H.265, H.264, H.263, XviD
Audio formatsMP3, WAV, WMA, eAAC+, FLAC
Connectivity and interfacesXiaomi Redmi K20
USBUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supported
Audio output3.5mm jack
Bluetooth5.0 version A2DP/LE
WiFi802.11 a/b/g/n/ac + MIMO (2.4Ghz, 5Ghz)
DLNANot supported
NFCSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supported
Other functionsXiaomi Redmi K20
Active noise cancellationSupported
Vibrating alertSupported
RingtonesPolyphonic and customized
Web browserHTML, XHTML, HTML5
Java / Flash playerNot supported
SensorsAccelerometer
Proximity
Compass
Ambient Light
Gyroscope
Face recognition (unlock)
Fingerprint (under display)
Other features- Colors: Carbon black, Flame red, Glacier blue
- MIUI 10
- HDR display
- 24-bit/192kHz audio
- Quick Charge 4+
- WiFi direct, hotspot
Power supply and autonomyXiaomi Redmi K20
BatteryLiPo - Li-Ion polymer (Non removable)
Fast battery charging
Battery capacity4000 mAh
Battery model / charger (watts)9V/2A=18W
Talk timefeature not registered
Standbyfeature not registered
Radiation rate (SAR)Xiaomi Redmi K20
SAR USA, Mexico, Colombia1.07 W/Kg (head) | 0.72 W/Kg (body)
SAR European Union, UKfeature not registered