Redmi K20 vs Apple iPhone X

Height
Height6.17 inches
Height5.65 inches
Height
Width
Width2.93 inches
Width2.79 inches
Width
Thickness
Thickness0.35 inches
Thickness0.30 inches
Thickness
Weight
Weight191 g
Weight174 g
Weight
Color
ColorCarbon black, Red flame, Glacier blue
ColorSpace Gray, Silver
Color
Build
BuildFront/back glass, aluminum frame
BuildFront/back glass, stainless steel frame
Build
Color
ColorGlacier blue
ColorSilver
Color

Screen Size
Screen Size6.39 inches
Screen Size5.8 inches
Screen Size
Display Type
Display TypeAMOLED capacitive touchscreen
Display TypeOLED capacitive touchscreen
Display Type
Display Resolution
Display Resolution1080 x 2340 pixels
Display Resolution1125 x 2436 pixels
Display Resolution
Pixel Density
Pixel Density403 ppi
Pixel Density458 ppi
Pixel Density
Aspect Ratio
Aspect Ratio19.5:9
Aspect Ratio
Aspect Ratio
Protection
ProtectionCorning Gorilla Glass 5
ProtectionScratch-resistant glass, oleophobic coating
Protection
Screen to Body Ratio
Screen to Body Ratio86.1%
Screen to Body Ratio82.90%
Screen to Body Ratio
Screen Resolution
Screen Resolution1080X2340
Screen Resolution1125X2436
Screen Resolution
Display Size
Display Size6.25 inch to 6.5 inch
Display Size5.75 inch to 6 inch
Display Size
Display Type
Display Type
Display TypeOLED
Display Type

OS
OSAndroid 9.0 (Pie) MIUI 10
OSiOS 11.1.1, upgradable to iOS 12.3
OS
GPU
GPUAdreno 618
GPUApple GPU (three-core graphics)
GPU
RAM
RAM6 GB RAM
RAM3 GB RAM
RAM
Cores
Cores8
Cores6
Cores
Chipset GP
Chipset GPQualcomm SDM730 Snapdragon 730 (8 nm)
Chipset GPApple A11 Bionic (10 nm)
Chipset GP
CPU
CPUOcta-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)
CPUHexa-core 2.39 GHz (2x Monsoon 4x Mistral)
CPU
Chipset
Chipset
ChipsetApple A11 Bionic
Chipset

RAM/Internal Storage
RAM/Internal Storage256 GB, 8 GB RAM or 64/128 GB, 6 GB RAM
RAM/Internal Storage64/256 GB, 3 GB RAM
RAM/Internal Storage
Storage
Storage128 GB
Storage256 GB
Storage
Expandable Memory
Expandable MemoryNo
Expandable MemoryNo
Expandable Memory

Triple Camera
Triple Camera48 MP, f/1.8, 26mm (wide), 1/2, 0.8 micron|8 MP, f/2.4, 53mm (telephoto), 1/4, 1.12 micron, 2x optical zoom|13 MP, f/2.4, 12mm (ultrawide), 1/3, 1.12 micron
Triple Camera
Triple Camera
Autofocus
AutofocusPDAF
AutofocusPDAF
Autofocus
Back Camera Video
Back Camera Video2160p30fps, 1080p30/120/240fps, 1080p960fps
Back Camera Video2160p24/30/60fps, 1080p30/60/120/240fps
Back Camera Video
Back Camera Features
Back Camera FeaturesDual-LED flash, HDR, panorama
Back Camera FeaturesQuad-LED dual-tone flash, HDR (photo/panorama), panorama, HDR
Back Camera Features
Dual Camera
Dual Camera
Dual Camera12 MP, f/1.8, 28mm (wide), 1/3, 1.22 micron|12 MP, f/2.4, 52mm (telephoto), 1/3.4, 1.0 micron, 2x optical zoom
Dual Camera
OIS
OIS
OISOIS
OIS

Single Camera
Single CameraMotorized pop-up 20 MP, f/2.2, 0.8 micron
Single Camera
Single Camera
Front Camera Video
Front Camera Video1080p30fps
Front Camera Video1080p30fps
Front Camera Video
Front Camera Features
Front Camera FeaturesHDR
Front Camera FeaturesHDR
Front Camera Features
Dual Camera
Dual Camera
Dual Camera7 MP, f/2.2, 32mm (standard)|TOF 3D camera
Dual Camera

HeadPhone Jack
HeadPhone JackYes
HeadPhone JackYes
HeadPhone Jack
Loudspeaker
LoudspeakerYes
LoudspeakerYes
Loudspeaker
Audio Features
Audio Features24-bit/192kHz audio|Active noise cancellation with dedicated mic
Audio FeaturesActive noise cancellation with dedicated mic
Audio Features

Battery Capacity
Battery Capacity4000 mAh
Battery Capacity2716 mAh
Battery Capacity
User Replaceable
User ReplaceableNon-removable
User ReplaceableNon-removable
User Replaceable
Charging
ChargingFast battery charging 18W
ChargingFast battery charging 15W: 50% in 30 min|USB Power Delivery 2.0|Qi wireless charging
Charging
Battery Capacity
Battery Capacity4000 mAh
Battery Capacity2716 mAh
Battery Capacity
Battery Type
Battery TypeLi-Po
Battery TypeLi-Ion
Battery Type
Talk Time
Talk Time
Talk TimeUp to 21 h (3G)
Talk Time
Music Time
Music Time
Music TimeUp to 60 h
Music Time

WLAN
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, hotspot
WLAN
GPS
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
GPSYes, with A-GPS, GLONASS, GALILEO, QZSS
GPS
Radio
RadioYes
RadioNo
Radio
USB
USB2.0, Type-C 1.0 reversible connector, USB On-The-Go
USB2.0, proprietary reversible connector
USB
NFC
NFCYes
NFCYes
NFC
SIM
SIMDual SIM (Nano-SIM, dual stand-by)
SIMNano-SIM
SIM
Network Support
Network SupportGSM / HSPA / LTE
Network SupportGSM / HSPA / LTE
Network Support

Sensors
SensorsFingerprint (under display), accelerometer, gyro, proximity, compass
SensorsFace ID, accelerometer, gyro, proximity, compass, barometer
Sensors
Water Resistant
Water Resistant
Water ResistantIP67 dust/water resistant (up to 1m for 30 mins)
Water Resistant

Announced On
Announced On2019, May
Announced On2017, September
Announced On
Status
StatusAvailable. Released 2019, June
StatusAvailable. Released 2017, October
Status