Xiaomi redmi note 4 vs xiaomi redmi note 4x

Network
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 và SIM 2GSM 900 / 1800 / 1900 - SIM 1 và SIM 2
3G bandsHSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 5, 7, 8, 38, 39, 40, 411, 3, 4, 5, 7, 8, 20, 38, 40
SpeedHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/100 MbpsHSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat6 300/50 Mbps
Launch
Announced2017, May2017, January
StatusAvailable. Released 2017, MayAvailable. Released 2017, January
Body
Dimensions139.2 x 70 x 8.7 mm (5.48 x 2.76 x 0.34 in)151 x 76 x 8.5 mm (5.94 x 2.99 x 0.33 in)
Weight150 g (5.29 oz)165 g (5.82 oz)
Build Glass front (Gorilla Glass), aluminum back, aluminum frame, plastic endsGlass front, aluminum back, aluminum frame
SIMHybrid Dual SIM (Nano-SIM/ Micro-SIM, dual stand-by)Hybrid Dual SIM (Micro-SIM/Nano-SIM, dual stand-by)
Display
TypeIPS LCDIPS LCD
Size5.0 inches, 68.9 cm2 (~70.7% screen-to-body ratio)5.5 inches, 83.4 cm2 (~72.7% screen-to-body ratio)
Resolution720 x 1280 pixels, 16:9 ratio (~294 ppi density)1080 x 1920 pixels, 16:9 ratio (~401 ppi density)
Protection Corning Gorilla Glass (unspecified version)
Platform
OSAndroid 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat), MIUI 11Android 6.0 (Marshmallow), upgradable lớn 7.0 (Nougat), MIUI 11
ChipsetQualcomm MSM8940 Snapdragon 435 (28 nm)Qualcomm MSM8953 Snapdragon 625 (14 nm)
CPUOcta-core 1.4 GHz Cortex-A53Octa-core 2.0 GHz Cortex-A53
GPUAdreno 505Adreno 506
Memory
Card slotmicroSDXC (uses shared SIM slot)microSDXC (uses shared SIM slot)
Internal16GB 2GB RAM, 16GB 3GB RAM, 32GB 3GB RAM, 64GB 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, PDAF13 MP, f/2.0, 1/3.1", 1.12µm, PDAF
FeaturesLED flash, HDR, panoramaDual-LED dual-tone flash, panorama, HDR
Video1080p
30fps
Sound
Loudspeaker YesYes
3.5mm jack YesYes
24-bit/192kHz audio
Comms
WLANWi-Fi 802.11 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, with A-GPS, GLONASS, BDSYes, with A-GPS, GLONASS, BDS
NFC NoNo
Infrared portYesYes
RadioFM radioFM radio
USBmicroUSB 2.0microUSB 2.0, USB On-The-Go
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 4100 mAh, non-removableLi-Po 4100 mAh, non-removable
Stand-byUp khổng lồ 432 h (3G)
Talk timeUp lớn 36 h (3G)
Music playUp khổng lồ 87 h
Misc
ColorsBlack, GoldDark Gray, Gold, Black, Lake Blue
SAR0.77 W/kg (head) 0.83 W/kg (body)
SAR EU0.72 W/kg (head) 0.67 W/kg (body)
Models2016060, 2016090, MAG138, MAE136, Redmi 4, Redmi 4X2016100
PriceAbout 110 EURAbout 150 EUR
Tests
PerformanceGeekBench: 1819 (v4.4)GFXBench: 5.1fps (ES 3.1 onscreen)GFXBench: 3.4fps (ES 3.1 onscreen)
DisplayContrast ratio: 915 (nominal), 2.920 (sunlight)Contrast ratio: 1503:1 (nominal), 2.714 (sunlight)
CameraCompare PHOTO / Compare VIDEO
LoudspeakerVoice 64dB / Noise 70dB / Ring 72dBVoice 67dB / Noise 70dB / Ring 81dB
Audio qualityNoise -94.3dB / Crosstalk -94dBNoise -94.6dB / Crosstalk -94.3dB
Battery life80h endurance rating119h endurance rating

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