Samsung Galaxy Alpha vs Xiaomi Mi 4
Samsung Galaxy Alpha
Xiaomi Mi 4
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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, 1900, 2100HSDPA 850, 900, 1900, 2100, TD-SCDMA 2010-2025/1880-1920, CDMA2000 1xEV-DO
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4G networkLTE 800, 850, 900, 1800, 1900, 2100, 2600TD-LTE 2570-2620, 1880-1920, 2300-2400
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HSDPA speedHSDPA Mbps42 Mbps
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HSUPA speedHSUPAHSUPA
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EV-DO speed-3.1 Mbps
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LTE speed-LTE
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LTE-A speedLTE-A, Cat6, 300 Mbps download, 50 Mbps upload-
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-82014-7
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Status2014-92014-8
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Design
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SIMNano-SIMMicro-SIM
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Height132.4 mm139.2 mm
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Width65.5 mm68.5 mm
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Thickness6.7 mm8.9 mm
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Weight115 g149 g
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ColorsCharcoal Black, Dazzling White, Frosted Gold, Scuba Blue, Sleek SilverBlack, White
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Display
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Display typeSuper AMOLED capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size4.7 inches5.0 inches
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Resolution720 x 1280 pixels1080 x 1920 pixels
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Pixel density312 ppi441 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.8 GHz ARM Cortex-A15Quad-core 2.5 GHz Krait 400
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ChipsetExynos 5 Octa 5430Qualcomm MSM8974AC Snapdragon 801
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GPUMali-T628 MP6Adreno 330
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Memory RAM2 GB3 GB
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Internal storage32 GB16, 64 GB
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Memory card
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OS
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OSAndroid OS, v4.4.4 (KitKat)Android OS, v4.4.3 (KitKat)
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Main camera
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Camera typePhoto / VideoPhoto / Video
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Main camera12 MP13 MP
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Primary camera resolution4128 x 3096 pixels4128 x 3096 pixels
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Primary camera video2160p@30fps, 1080p@60fps, 720p@120fps2160p@30fps, 1080p@30fps, 720p@120fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Selfie camera
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Selfie camera2.1 MP8 MP
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Selfie camera video-1080p@30fps
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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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RadioNo-
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Radio FM-FM 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, 802.11ac
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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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WLAN DLNAYesYes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Bluetooth EDRYes-
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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GPS Navigator-Beidou
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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 EmailPush MailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1860 mAh3080 mAh
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Battery removable-Non-removable
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Talk time--
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Standby time--
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Standby time 3G-280 h
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