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Acer Iconia A1-830

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Xiaomi Redmi 4 (4X)


Display
TypeLED-backlit IPS LCD capacitive touchscreen IPS LCD
Size7.9 inches 5.0 inches
Resolution768 x 1024 pixels 720 x 1280 pixels, 16:9 ratio
Body
Dimensions203 x 138.4 x 8.2 mm 139.2 x 70 x 8.7 mm
Weight380 g 150 g
SIMNoHybrid Dual SIM (Nano-SIM/ Micro-SIM)
Software
OSAndroid 4.2 (Jelly Bean)Android 6.0.1 (Marshmallow), upgradable to 7.1.2 (Nougat)
CPUDual-core 1.6 GHzOcta-core 1.4 GHz Cortex-A53
ChipsetIntel Atom Z2560Qualcomm MSM8940 Snapdragon 435
GPUPowerVR SGX544MP2Adreno 505
Camera
Primary5 MP, AF13 MP,
Secondary2 MP5 MP, f/2.2
Communication
Bluetooth34.2
WLANWi-Fi 802.11 b/g/nWi-Fi 802.11 b/g/n
GPSYesYes
USBmicroUSB 2.0microUSB 2.0
Memory
Card slotmicroSD, up to 32 GB (dedicated slot)microSD, up to 128 GB (uses SIM 2 slot)
Internal16 GB, 1 GB RAM64 GB, 4 GB RAM or 32 GB, 3 GB RAM or 16 GB, 2 GB RAM
Network
TechnologyNo cellular connectivityGSM / HSPA / LTE
GPRSNoYes
MISC
BatteryNon-removable Li-Ion 4000 mAh batteryNon-removable Li-Po 4100 mAh battery
SensorsAccelerometerFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
Price 149.5 USD 126.5 USD