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Specifications
 

Realme X

Xiaomi Redmi K20

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Realme X
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Realme X

Xiaomi Redmi K20

Network
Technology GSM / CDMA / HSPA / LTE GSM / HSPA / LTE
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
  CDMA 800 & TD-SCDMA - China
3G Network HSDPA 850 / 900 / 1700(AWS) / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network LTE band 1(2100), 3(1800), 4(1700/2100), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500)
Speed HSPA 42.2/11.5 Mbps, LTE-A (2CA) Cat6 300/75 Mbps HSPA 42.2/5.76 Mbps, LTE-A
Launch
Announced 2019, May 2019, May
Status Available. Released 2019, July Available. Released 2019, June
Body
Dimensions 161.2 x 76 x 8.6 mm (6.35 x 2.99 x 0.34 in) 156.7 x 74.3 x 8.8 mm (6.17 x 2.93 x 0.35 in)
Weight 191 g (6.74 oz) 191 g (6.74 oz)
Build Front glass (Gorilla Glass 5), plastic body Front/back glass, aluminum frame
SIM Dual SIM (Nano-SIM, dual stand-by) Dual SIM (Nano-SIM, dual stand-by)
Display
Type AMOLED capacitive touchscreen, 16M colors Super AMOLED capacitive touchscreen, 16M colors
Size 6.53 inches, 105.2 cm2 (~85.9% screen-to-body ratio) 6.39 inches, 100.2 cm2 (~86.1% screen-to-body ratio)
Resolution 1080 x 2340 pixels, 19.5:9 ratio (~394 ppi density) 1080 x 2340 pixels, 19.5:9 ratio (~403 ppi density)
Protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
  HDR
Platform
OS Android 9.0 (Pie); ColorOS 6 Android 9.0 (Pie); MIUI 10
Chipset Qualcomm SDM710 Snapdragon 710 (10 nm) Qualcomm SDM730 Snapdragon 730 (8 nm)
CPU Octa-core (2x2.2 GHz Kryo 360 Gold & 6x1.7 GHz Kryo 360 Silver) Octa-core (2x2.2 GHz Kryo 470 Gold & 6x1.8 GHz Kryo 470 Silver)
GPU Adreno 616 Adreno 618
Memory
Card slot No No
Internal 128/256GB, 8GB RAM or 64GB, 4/6GB RAM 256GB, 8GB RAM or 64/128GB, 6GB RAM
Main Camera
Modules 48 MP, f/1.7, (wide), 26mm (wide), 1/2", 0.8Ám, PDAF
5 MP, f/2.4, depth sensor
48 MP, f/1.8, 26mm (wide), 1/2", 0.8Ám, PDAF
8 MP, f/2.4, 53mm (telephoto), 1/4", 1.12Ám, PDAF, 2x optical zoom
13 MP, f/2.4, 12mm (ultrawide), 1/3", 1.12Ám
Features LED flash, HDR Dual-LED flash, HDR, panorama
Video 2160p@30fps, 1080p@30fps (gyro-EIS), 1080p@120fps, 720p@960fps 2160p@30fps, 1080p@30/120/240fps, 1080p@960fps
Selfie Camera
Modules Motorized pop-up 16 MP, f/2.0, 25mm (wide), 1/3", 1.0Ám Motorized pop-up 20 MP, f/2.2, 0.8Ám
Features HDR HDR
Video 1080p@30fps 1080p@30fps
Sound
Loudspeaker Yes Yes
3.5mm jack Yes Yes
 Active noise cancellation with dedicated mic
Dolby Atmos sound
24-bit/192kHz audio
Active noise cancellation with dedicated mic
Comms
WLAN Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth 5.0, A2DP, LE, aptX HD 5.0, A2DP, LE, aptX HD
GPS Yes, with A-GPS, GLONASS, BDS Yes, with A-GPS, GLONASS, GALILEO, BDS
NFC Yes
Infrared port No No
Radio FM radio Yes
USB Type-C 1.0 reversible connector 2.0, Type-C 1.0 reversible connector, USB On-The-Go
Features
Sensors Fingerprint (under display), accelerometer, gyro, proximity, compass Fingerprint (under display), accelerometer, gyro, proximity, compass
Battery
  Non-removable Li-Po 3765 mAh battery Non-removable Li-Po 4000 mAh battery
Charging Fast battery charging 20W: 55% in 30 min (VOOC 3.0) Fast battery charging 18W
Stand-by
Talk time
Misc
Colors Steam white, Punk Blue Carbon black, Red flame, Glacier blue
SAR 1.07 W/kg (head)     0.72 W/kg (body)    
Price About 160 EUR About 260 EUR
Tests
Performance Basemark OS II 2.0: 2748 / Basemark X: 28416
Display Contrast ratio: Infinite (nominal)
Loudspeaker Voice 67dB, noise 73dB, ring 80dB
Audio quality Noise -92.9dB / Crosstalk -93.3dB
Battery life Endurance rating 86h

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