XIAOMI REDMI NOTE 4 VS REDMI 4X

Network
TechnologyGSM / CDMA / HSPA / LTEGSM / HSPA / LTE
2G bandsGSM 850 / novecientos / mil ochocientos / mil novecientos - SIM uno & center 2GSM novecientos / mil ochocientos / mil novecientos - SIM uno & sim 2
CDMA ochocientos & TD-SCDMA
3G bandsHSDPA ochocientos cincuenta / 900 / 1900 / dos mil cien HSDPA ochocientos cincuenta / 900 / mil novecientos / 2100
4G bands1, 3, 5, 7, 38, 39, 40, 41 - Snapdragon model1, 3, 4, 5, 7, 8, 20, 38, 40
1, 3, 5, 7, 8, 38, 39, 40, cuarenta y uno - Mediatek model
SpeedHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 MbpsHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
Launch
Announced2017, February2017, January
StatusAvailable. Exit 2017, FebruaryAvailable. Exit 2017, January
Body
Dimensions151 x setenta y seis x 8.5 mm (5.94 x 2.99 x 0.33 in)151 x 76 x 8.5 mm (5.94 x 2.99 x 0.33 in)
Weight165 g (5.82 oz)165 g (5.82 oz)
Build Glass front, aluminum back, aluminum frameGlass front, aluminum back, aluminum frame
SIMHybrid dos SIM (Micro-SIM/Nano-SIM, dual stand-by)Hybrid doble SIM (Micro-SIM/Nano-SIM, dos stand-by)
Display
TypeIPS LCDIPS LCD
Size5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio)5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio)
Resolution1080 x 1920 pixels, 16:9 proporción (~401 ppi density)1080 x mil novecientos veinte pixels, 16:9 relación (~401 ppi density)
Platform
OSAndroid 6.0 (Marshmallow), upgradable come 7.0 (Nougat), MIUI 10Android 6.0 (Marshmallow), upgradable to 7.0 (Nougat), MIUI 11
ChipsetQualcomm MSM8953 Snapdragon seiscientos veinticinco (14 nm)Qualcomm MSM8953 Snapdragon seiscientos veinticinco (14 nm)
CPUOcta-core 2.0 GHz Cortex-A53Octa-core 2.0 GHz Cortex-A53
GPUAdreno 506Adreno 506
Memory
Card slotmicroSDXC (uses common SIM slot)microSDXC (uses mutual SIM slot)
Internal16GB 3GB RAM, 32GB 3GB RAM, 64GB 4GB RAM32GB 3GB RAM, 64GB 3GB RAM, 64GB 4GB RAM
eMMC 5.1eMMC 5.1
Main Camera
Modules13 MP, f/2.0, 1/3.1", 1.12µm, PDAF13 MP, f/2.0, 1/3.1", 1.12µm, PDAF
FeaturesDual-LED dual-tone flash, panorama, HDRDual-LED dual-tone flash, panorama, HDR
Video1080p
30fps
Sound
Loudspeaker YesYes
3.5mm jack YesYes
24-bit/192kHz audio24-bit/192kHz audio
Comms
WLANWi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot
Bluetooth4.2, A2DP, LE4.1, A2DP, LE
GPSYes, con A-GPS, GLONASS, BDSYes, con A-GPS, GLONASS, BDS
NFC NoNo
Infrared portYesYes
RadioFM radioFM radio
USBmicroUSB 2.0, USB On-The-GomicroUSB 2.0, USB On-The-Go
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po cuatro mil cien mAh, non-removableLi-Po cuatro mil cien mAh, non-removable
Stand-by
Talk time
Misc
ColorsPlatinum Silver, Champagne Gold, Matte Black, Hatsune Miku, Sakura PowderDark Gray, Gold, Black, lake Blue
SAR EU0.72 W/kg (head) 0.67 W/kg (body)
Models2016100
PriceAbout ciento treinta EURAbout ciento cincuenta EUR
Tests
PerformanceGFXBench: 3.4fps (ES 3.1 onscreen)
DisplayContrast ratio: 1503:1 (nominal), 2.714 (sunlight)
LoudspeakerVoice 67dB / Noise 70dB / Ring 81dB
Audio qualityNoise -94.6dB / Crosstalk -94.3dB
Battery life119h endurance rating

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