Acer Liquid Z630 vs Xiaomi Redmi 4 (4X)
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Acer Liquid Z630
Xiaomi Redmi 4 (4X)
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900; GSM 900, 1800 - India
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3G networkHSDPAHSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO & TD-SCDMA - China; HSDPA 900, 2100 - India
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500) - China; LTE frequency band 1(2100), 3(1800), 5(850), 40(2300), 41(2500) - India
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HSDPA speed-42.2 Mbps
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HSUPA speed-5.76 Mbps
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HSPA speedHSPA-
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LTE speedLTE-
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LTE-A speed-LTE-A, (2CA) Cat6, 300 Mbps download, 100 Mbps upload
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-92017-5
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Status2015-92017-5
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Design
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SIMOptional Dual SIMDual SIM (Nano-SIM/ Micro-SIM, dual stand-by)
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Height156.3 mm139.2 mm
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Width77.5 mm70 mm
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Thickness8.9 mm8.7 mm
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Weight165 g150 g
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ColorsBlackBlack, Gold
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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 pixels720 x 1280 pixels
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Pixel density267 ppi294 ppi
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Display colors1677721616777216
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Protection-Corning Gorilla Glass
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Multitouch-Yes
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Hardware
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CPUQuad-core 1.3 GHzOcta-core 1.4 GHz ARM Cortex-A53
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ChipsetMediatek MT6735Qualcomm MSM8940 Snapdragon 435
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GPU-Adreno 505
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Memory RAM1, 2 GB2, 3, 4 GB
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Internal storage8, 16 GB16, 32, 64 GB
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Memory cardmicroSDmicroSD(uses second SIM slot)
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Memory card max-128 GB
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OS
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OSAndroid OS, v5.1 (Lollipop)Android 6.0.1 (Marshmallow)
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Main camera
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Main camera8 MP13 MP, f/2.0
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Primary camera resolution3264 x 2448 pixels-
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Primary camera videovideo1080p@30fps
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Primary camera Autofocusautofocusphase 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 camera8 MP5 MP, f/2.2
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Selfie camera video-1080p
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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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Connectivity
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WLANWi-FiWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi Hotspot-Yes
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WLAN WiFi Direct-Yes
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-GoYes-
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Bluetoothv4.0v4.2
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Bluetooth A2DPYesYes
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bluetooth LE-Yes
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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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BDS-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 IMIMIM
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Messaging Push MailPush MailPush Mail
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JavaNoNo
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SensorsYesFingerprint (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 capacity4000 mAh4100 mAh
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Battery removable-Non-removable
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Talk time--
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Talk time 3G-36 h
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Standby time--
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Standby time 3G-432 h
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Multimedia
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Radio FM-FM radio
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