Acer Liquid X2 vs Xiaomi Mi 4 LTE
Acer Liquid X2
Xiaomi Mi 4 LTE
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 850, 900, 1700(AWS), 1900, 2100HSDPA 850, 900, 1900, 2100
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4G networkLTE 700, 800, 900, 1800, 2100, 2600-
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HSDPA speed42.2 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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LTE speedLTE, Cat4, 150 Mbps download, 50 Mbps uploadLTE, Cat4, 150 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 announced2015-42014-12
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Status2016-22014-12
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Design
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SIMTriple SIM (Micro-SIM)Micro-SIM
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Height153.3 mm139.2 mm
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Width78.8 mm68.5 mm
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Thickness8.5 mm8.9 mm
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Weight166 g149 g
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ColorsBlack, GoldWhite
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.5 inches5.0 inches
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Resolution720 x 1280 pixels1080 x 1920 pixels
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Pixel density267 ppi441 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A53Quad-core 2.5 GHz Krait 400
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ChipsetMediatek MT6735Qualcomm MSM8974AC Snapdragon 801
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GPUMali-T720MP2Adreno 330
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Memory RAM3 GB3 GB
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Internal storage32 GB16 GB
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Memory cardmicroSD
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Memory card max32 GB-
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OS
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OSAndroid OS, v5.1 (Lollipop)Android OS, v4.4.3 (KitKat)
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Main camera
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Main camera13 MP, f/1.813 MP
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Primary camera resolution-4128 x 3096 pixels
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Primary camera video1080p2160p@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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Camera featuresGeo-tagging, face detection, touch focus1.12 µm pixel size, 1/3'' sensor size, HDR, face/smile detection, geo-tagging, panorama, touch focus
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Selfie camera
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FlashLED flash-
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Selfie camera13 MP, f/1.88 MP
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Secondary camera autofocusautofocus-
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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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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11a, 802.11b, 802.11g, 802.11n, 802.11ac
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WLAN WiFi HotspotYesYes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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WLAN DLNA-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB host-Yes
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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bluetooth LEYes-
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Infrared-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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Beidou-Yes
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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 IM-IM
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Messaging Push EmailPush EmailPush Mail
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, compass, proximityAccelerometer, barometer, compass, gyro, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity4020 mAh3080 mAh
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Battery removableRemovableNon-removable
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Talk time--
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Talk time 3G23 h-
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Standby time--
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Standby time 3G820 h-
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