Acer Iconia B1-721 vs Coolpad Cool1 dual
Acer Iconia B1-721
Coolpad Cool1 dual
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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 networkHSDPAHSDPA 850, 900, 1900, 2100; TD-SCDMA
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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)
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2014-12016-8
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Status2014-12016-8
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Design
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SIMYesDual SIM (Nano-SIM, dual stand-by)
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Height199 mm152 mm
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Width122.3 mm74.8 mm
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Thickness11.4 mm8.2 mm
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Weight323 g167 g
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ColorsBlack/RedGold, Rose Gold, Silver
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size7.0 inches5.5 inches
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Resolution600 x 1024 pixels1080 x 1920 pixels
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Pixel density170 ppi401 ppi
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Display colors-16777216
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Multitouch-Yes
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Hardware
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CPU-Octa-core
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CPUDual-core 1.3 GHzQuad-core 1.2 GHz Cortex-A53
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CPU(second)quad-core 1.8 GHz Cortex-A72
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ChipsetMediatek MT8312Qualcomm MSM8976 Snapdragon 652
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GPUMali-400Adreno 510
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Memory RAM1 GB3, 4 GB
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Internal storage16 GB32, 64 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, v4.2 (Jelly Bean)Android OS, v6.0 (Marshmallow)
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Main camera
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Camera type-Dual
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Main camera13 MP, f/2.0
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13 MP
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Primary camera resolution640 x 480 pixels-
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Primary camera videovideo2160p@30fps, 1080p@30fps, 720p@120fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flash-dual-LED (dual tone) flash
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Camera features-Geo-tagging, HDR, face detection, panorama, touch focus
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Selfie camera
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Secondary cameraNo-
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Selfie camera8 MP, f/2.2 , 1.4 µm
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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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NotificationsN/AVibration; MP3, WAV ringtones
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Multimedia
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RadioNoNo
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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 Hotspot-Yes
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WLAN WiFi Direct-Yes
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WLAN WiFi Dual Band-Yes
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USBmicroUSB 2.0Type-C reversible connector
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BluetoothYesv4.1
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Bluetooth A2DP-Yes
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bluetooth LE-Yes
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Infrared-Yes
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GPSYesYes, 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 SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging EmailEmailEmail
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Messaging IMIM-
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Messaging Push EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorNo
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Sensors-Fingerprint (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-PoLi-Ion
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Battery capacity2955 mAh4060 mAh
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Battery removable-Non-removable
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Fast battery charging-50% in 30 min
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Talk time--
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Standby time--