Samsung Galaxy A8 (2018) vs Xiaomi Redmi 4 (China)
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Samsung Galaxy A8 (2018)
Xiaomi Redmi 4 (China)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; CDMA 800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO & TD-SCDMA
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4G networkLTE frequency band 1(2100), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 18(800); LTE-TDD 2300, 2500, 2600 MHzLTE frequency band 1(2100), 3(1800), 7(2600), 38(2600), 39(1900), 40(2300), 41(2500)
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HSDPA speed42.2 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA speed-HSPA
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LTE speed-LTE
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LTE-A speedLTE-A, (3CA) Cat11, 600 Mbps download, 75 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2017-122016-11
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Status2018-12016-11
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Design
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BuildFront/back glass, aluminum frame-
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SIMSingle SIM (Nano-SIM) or Dual SIM (Nano-SIM, dual stand-by)Dual SIM
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Height149.2 mm141.3 mm
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Width70.6 mm69.6 mm
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Thickness8.4 mm8.9 mm
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Weight172 g156 g
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PaymentSamsung Pay-
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WaterproofIP68 certified, 1.5 m and 30 minutes-
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Dust proofIP68-
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ColorsBlack, blue, gold, orchid greyDark Gray, Gold, Silver
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.6 inches5.0 inches
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Resolution1080 x 2220 pixels720 x 1280 pixels
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Pixel density441 ppi296 ppi
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Display colors1677721616777216
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ProtectionCorning Gorilla Glass-
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MultitouchYesYes
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Always on displayYes-
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Hardware
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CPUOcta-core-
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CPUDual-core 2.2 GHz Cortex-A73Octa-core 1.4 GHz Cortex-A53 ARM
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CPU(second)Hexa-core 1.6 GHz Cortex-A53
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ChipsetExynos 7885 OctaQualcomm MSM8937 Snapdragon 430
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GPUMali-G71Adreno 505
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Memory RAM4 GB2 GB
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Internal storage32, 64 GB16 GB
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Memory cardmicroSDmicroSD(uses second SIM slot)
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Memory card max256 GB256 GB
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OS
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OSAndroid 7.1.1 (Nougat)Android 6.0.1 (Marshmallow)
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Main camera
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Camera typePhoto / Video-
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Main camera16 MP, f/1.713 MP, f/2.2
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Primary camera resolution4608 x 3456 pixels-
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Primary camera video1080p@30fps1080p@30fps
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Primary camera Autofocusphase detection autofocusphase detection autofocus
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Primary camera flashLED flashLED flash
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Camera featuresGeo-tagging, HDR, face detection, panorama, touch focusGeo-tagging, HDR, face/smile detection, panorama, touch focus
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Selfie camera
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Selfie camera typeDual-
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Selfie camera16 MP, f/1.95 MP, f/2.2
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8 MP
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Selfie camera resolution4608 x 3456 pixels-
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Selfie camera video1080p1080p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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NotificationsVibration; MP3, WAV ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11acWi-Fi 802.11a, 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN WiFi DirectYesYes
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WLAN WiFi Dual BandYesYes
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USBType-C 1.0 reversible connectormicroUSB 2.0
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Bluetoothv5.0v4.1
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Bluetooth A2DPYesYes
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bluetooth LEYesYes
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Bluetooth EDRYes-
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Infrared-Yes
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NFCYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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BDSYesYes
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Features
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Messaging SMSSMS(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push MailPush MailPush Mail
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Java-No
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SensorsFingerprint (rear-mounted), accelerometer, barometer, compass, gyro, proximityFingerprint (rear-mounted), accelerometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity3000 mAh4100 mAh
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Battery removableNon-removableNon-removable
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Fast battery chargingYesYes
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