Realme X2 vs Oppo Reno 2Z vs Redmi Note 8

Color
ColorPearl White, Pearl Blue
ColorSky White, Luminous Black
ColorCrystal Green, Crystal Blue
Build
BuildFront/back glass (Gorilla Glass 5), plastic frame
Build
BuildFront glass, plastic body
Color
ColorPearl Blue
ColorLuminous Black
ColorCrystal Blue
Height
Height
Height6.39 inches
Height6.23 inches
Width
Width
Width2.98 inches
Width2.96 inches
Thickness
Thickness
Thickness0.34 inches
Thickness0.33 inches
Weight
Weight
Weight195 g
Weight

Screen Size
Screen Size6.4 inches
Screen Size6.53 inches
Screen Size6.3 inches
Display Type
Display TypeSuper AMOLED capacitive touchscreen
Display TypeAMOLED capacitive touchscreen
Display TypeIPS LCD capacitive touchscreen
Display Resolution
Display Resolution1080 x 2340 pixels
Display Resolution1080 x 2340 pixels
Display Resolution1080 x 2340 pixels
Pixel Density
Pixel Density403 ppi
Pixel Density395 ppi
Pixel Density409 ppi
Aspect Ratio
Aspect Ratio19.5:9
Aspect Ratio19.5:9
Aspect Ratio19.5:9
Protection
ProtectionCorning Gorilla Glass 5
ProtectionCorning Gorilla Glass 5
Protection
Screen Resolution
Screen Resolution1080X2340
Screen Resolution
Screen Resolution1080X2340
Display Size
Display Size6.25 inch to 6.5 inch
Display Size6.5 inch to 6.75 inch
Display Size6.25 inch to 6.5 inch
Screen to Body Ratio
Screen to Body Ratio
Screen to Body Ratio85.00%
Screen to Body Ratio81.70%

GPU
GPUAdreno 618
GPUPowerVR GM9446
GPUAdreno 610
RAM
RAM8 GB RAM
RAM8 GB RAM
RAM3 GB RAM
Cores
Cores8
Cores
Cores8
OS
OSAndroid 9.0 (Pie), planned upgrade to Android 10.0 ColorOS 6
OSAndroid 9.0 (Pie) ColorOS 6.1
OSAndroid 9.0 (Pie) MIUI 10
Chipset GP
Chipset GPQualcomm SDM730 Snapdragon 730G (8 nm)
Chipset GPMediatek MT6779 Helio P90 (12 nm)
Chipset GPQualcomm SDM665 Snapdragon 665 (11 nm)
CPU
CPUOcta-core (2x2.2 GHz Kryo 470 Gold 6x1.8 GHz Kryo 470 Silver)
CPUOcta-core (2x2.2 GHz Cortex-A75 6x2.0 GHz Cortex-A55)
CPUOcta-core (4x2.0 GHz Kryo 260 Gold 4x1.8 GHz Kryo 260 Silver)

RAM/Internal Storage
RAM/Internal Storage64GB 4GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
RAM/Internal Storage256GB 8GB RAM
RAM/Internal Storage64GB 4GB RAM, 64GB 6 GB RAM, 128GB 6GB RAM
Storage
Storage128 GB
Storage256 GB
Storage32 GB
Expandable Memory
Expandable MemorymicroSD, up to 256 GB (dedicated slot)
Expandable MemorymicroSD, up to 256 GB (dedicated slot)
Expandable MemorymicroSD, up to 256 GB

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 Camera48 MP, f/1.7, 26mm (wide), 1/2.0, 0.8 micron|8 MP, f/2.2, 13mm (ultrawide), 1/4, 1.12 micron|2 MP B/W, f/2.4, 1/5, 1.75 micron|2 MP, f/2.4, 1/5, 1.75 micron, depth sensor
Quad Camera48 MP, f/1.8, (wide), 1/2, 0.8 micron|8 MP, f/2.2, 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
Autofocus
AutofocusPDAF
AutofocusPDAF
AutofocusPDAF
Back Camera Video
Back Camera Video2160p30fps, 1080p30/60/120fps, 720p960fps, gyro-EIS
Back Camera Video2160p30fps, 1080p30fps (gyro-EIS) video rec. only with main camera
Back Camera Video2160p30fps, 1080p30/60/120fps, 720p960fps, gyro-EIS
Back Camera Features
Back Camera FeaturesLED flash, HDR, panorama
Back Camera FeaturesDual-LED flash, HDR, panorama
Back Camera FeaturesLED flash, HDR, panorama

Single Camera
Single Camera32 MP, f/2.0
Single CameraMotorized pop-up 16 MP, f/2.0, 26mm (wide), 1/3.1, 1.0 micron
Single Camera13 MP, f/2.0
Front Camera Video
Front Camera Video1080p30fps
Front Camera Video1080p30fps
Front Camera Video1080p30fps
Front Camera Features
Front Camera FeaturesHDR
Front Camera FeaturesLED flash, HDR
Front Camera FeaturesHDR, panorama

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

Battery Capacity
Battery Capacity4000 mAh
Battery Capacity4000 mAh
Battery Capacity4000 mAh
User Replaceable
User ReplaceableNon-removable
User ReplaceableNon-removable
User ReplaceableNon-removable
Charging
ChargingFast battery charging 30W: 67% in 30 min (VOOC Flash Charge 3.0)
ChargingFast battery charging 20W (VOOC Flash Charge 3.0)
ChargingFast battery charging 18W
Battery Capacity
Battery Capacity4000 mAh
Battery Capacity3800 mAh to 4000 mAh
Battery Capacity4000 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, 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, hotspot
GPS
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
GPSYes, with A-GPS, GLONASS, BDS
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
Radio
RadioFM radio
RadioFM radio
RadioFM radio
USB
USB2.0, Type-C 1.0 reversible connector
USBType-C 1.0 reversible connector
USB2.0, Type-C 1.0 reversible connector, USB On-The-Go
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 / 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
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compass

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