Xiaomi Mi 9 Pro vs Realme X2 vs Xiaomi Mi 8 Pro

Bluetooth
Bluetooth5.0, A2DP, LE, aptX HD
Bluetooth5.0, A2DP, LE
Bluetooth5.0, A2DP, LE, aptX HD
OSN
OSN
OSNAndroid
OSN

Height
Height6.19 inches
Height
Height6.10 inches
Width
Width2.94 inches
Width
Width2.94 inches
Thickness
Thickness0.33 inches
Thickness
Thickness0.30 inches
Weight
Weight196 g
Weight
Weight177 g
Color
ColorDream White, Titanium Black
ColorPearl White, Pearl Blue
ColorBlack (transparent back), Meteorite black, Twilight Gold
Build
BuildBack glass (Gorilla Glass 6), aluminum frame (7000 series)
BuildFront/back glass (Gorilla Glass 5), plastic frame
BuildFront/back glass, aluminum frame (7000 series)
Color
ColorTitanium Black
ColorPearl Blue
ColorTwilight Gold

Screen Size
Screen Size6.39 inches
Screen Size6.4 inches
Screen Size6.21 inches
Display Type
Display TypeSuper AMOLED capacitive touchscreen
Display TypeSuper AMOLED capacitive touchscreen
Display TypeSuper AMOLED capacitive touchscreen
Display Resolution
Display Resolution1080 x 2340 pixels
Display Resolution1080 x 2340 pixels
Display Resolution1080 x 2248 pixels
Pixel Density
Pixel Density403 ppi
Pixel Density403 ppi
Pixel Density
Aspect Ratio
Aspect Ratio19.5:9
Aspect Ratio19.5:9
Aspect Ratio
Protection
ProtectionCorning Gorilla Glass 6
ProtectionCorning Gorilla Glass 5
ProtectionCorning Gorilla Glass 5
Screen to Body Ratio
Screen to Body Ratio85.50%
Screen to Body Ratio
Screen to Body Ratio83.80%
Screen Resolution
Screen Resolution
Screen Resolution1080X2340
Screen Resolution
Display Size
Display Size
Display Size6.25 inch to 6.5 inch
Display Size6 inch to 6.25 inch
Display Type
Display Type
Display Type
Display TypeSuper AMOLED

GPU
GPUAdreno 640 (700 MHz)
GPUAdreno 618
GPUAdreno 630
OS
OSAndroid 10 MIUI 11
OSAndroid 9.0 (Pie), planned upgrade to Android 10.0 ColorOS 6
OSAndroid 8.1 (Oreo) MIUI 10
RAM
RAM12 GB RAM
RAM8 GB RAM
RAM8 GB RAM
Chipset GP
Chipset GPQualcomm SDM855 Snapdragon 855 (7 nm)
Chipset GPQualcomm SDM730 Snapdragon 730G (8 nm)
Chipset GPQualcomm SDM845 Snapdragon 845 (10 nm)
CPU
CPUOcta-core (1x2.96 GHz Kryo 485 3x2.42 GHz Kryo 485 4x1.8 GHz Kryo 485)
CPUOcta-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)
CPUOcta-core (4x2.8 GHz Kryo 385 Gold 4x1.8 GHz Kryo 385 Silver)
Cores
Cores
Cores8
Cores

Storage
Storage512 GB
Storage128 GB
Storage128 GB
RAM/Internal Storage
RAM/Internal Storage128GB 8GB RAM, 256GB 8GB RAM, 256GB 12GB RAM, 512GB 12GB RAM
RAM/Internal Storage64GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
RAM/Internal Storage128 GB, 6/8 GB RAM
Expandable Memory
Expandable MemoryNo
Expandable MemorymicroSD, up to 256 GB (dedicated slot)
Expandable MemoryNo

Triple Camera
Triple Camera48 MP, f/1.8, 27mm (wide), 1/2, 0.8 micron|12 MP, f/2.2, 54mm (telephoto), 1/3.6, 1.0 micron, 2x optical zoom|16 MP, f/2.2, 13mm (ultrawide), 1/3.0, 1.0 micron
Triple Camera
Triple Camera
Autofocus
AutofocusPDAF, Laser AF, PDAF, Laser AF, PDAF, Laser AF
AutofocusPDAF
Autofocusdual pixel PDAF, AF
Back Camera Video
Back Camera Video2160p30/60fps, 1080p30/120/240fps, 1080p960fps
Back Camera Video2160p30fps, 1080p30/60/120fps, 720p960fps, gyro-EIS
Back Camera Video2160p60fps, 1080p30/240fps
Back Camera Features
Back Camera FeaturesDual-LED flash, HDR, panorama
Back Camera FeaturesLED flash, HDR, panorama
Back Camera FeaturesDual-LED flash, HDR, panorama
Quad Camera
Quad Camera
Quad Camera64 MP, f/1.8, (wide), 1/1.7, 0.8 micron|8 MP, f/2.3, 13mm (ultrawide), 1/4, 1.12 micron|2 MP, f/2.4, 1/5, 1.75 micron (dedicated macro camera)|2 MP, f/2.4, 1/5, 1.75 micron, depth sensor
Quad Camera
Dual Camera
Dual Camera
Dual Camera
Dual Camera12 MP, f/1.8, 1/2.55, 1.4 micron|12 MP, f/2.4, 1/3.4, 1.0 micron, 2x optical zoom
OIS
OIS
OIS
OIS4-axis OIS

Single Camera
Single Camera20 MP, f/2.0, 0.9 micron
Single Camera32 MP, f/2.0
Single Camera20 MP, f/2.0, 0.9 micron
Front Camera Video
Front Camera Video1080p30fps
Front Camera Video1080p30fps
Front Camera Video1080p30fps
Front Camera Features
Front Camera FeaturesHDR
Front Camera FeaturesHDR
Front Camera FeaturesHDR

HeadPhone Jack
HeadPhone JackYes
HeadPhone JackYes
HeadPhone JackYes
Loudspeaker
LoudspeakerYes
LoudspeakerYes
LoudspeakerYes
Audio Features
Audio FeaturesActive noise cancellation with dedicated mic
Audio FeaturesDolby Atmos
Audio FeaturesActive noise cancellation with dedicated mic

Battery Capacity
Battery Capacity4000 mAh battery
Battery Capacity4000 mAh
Battery Capacity3000 mAh
User Replaceable
User ReplaceableNon-removable
User ReplaceableNon-removable
User ReplaceableNon-removable
Charging
ChargingFast battery charging 40W (Quick Charge 4)|Fast wireless charging 30W|Power bank/Reverse wireless charging 10W
ChargingFast battery charging 30W: 67% in 30 min (VOOC Flash Charge 3.0)
ChargingFast battery charging 18W (Quick Charge 4)
Battery Capacity
Battery Capacity3800 mAh to 4000 mAh
Battery Capacity4000 mAh
Battery Capacity2800 mAh to 3000 mAh
Battery Type
Battery TypeLi-Po
Battery TypeLi-Po
Battery TypeLi-Po

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

Sensors
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compass
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compass
SensorsInfrared face recognition, fingerprint (under display), accelerometer, gyro, proximity, barometer, compass

Announced On
Announced On2019, September
Announced OnExp. announcement 2019, September
Announced On2018, September
Status
StatusAvailable. Released 2019, September
StatusRumored. Exp. release 2019, September
StatusAvailable. Released 2018, September