Acer Iconia B1-720 vs Oppo R9
Acer Iconia B1-720
Oppo R9
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Network
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2G networkGSM 850, 900, 1800, 1900; CDMA 800
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3G network-HSDPA 850, 900, 1900, 2100; CDMA2000 1xEV-DO and TD-SCDMA
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4G network-LTE frequency band 1(2100), 3(1800), 5(850), 38(2600), 39(1900), 40(2300), 41(2500)
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HSPA speed-HSPA
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LTE speed-LTE
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2014-12016-3
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Status2014-12016-4
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Design
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SIMNoDual SIM (Nano-SIM, dual stand-by)
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Height198.1 mm151.8 mm
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Width121.9 mm74.3 mm
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Thickness10.2 mm6.6 mm
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Weight315 g145 g
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ColorsVariousGold
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Display
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Display typeTFT capacitive touchscreenCapacitive 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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Protection-Corning Gorilla Glass 4
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Multitouch-Yes
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Hardware
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CPUDual-core 1.3 GHzOcta-core 2.0 GHz ARM Cortex-A53
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ChipsetMediatek MT8111Mediatek MT6755 Helio P10
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GPUPowerVR SGX531Mali-T860MP2
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Internal storage8, 16 GB64 GB
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Memory RAM1 GB4 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid OS, v4.2 (Jelly Bean)Android OS, v5.1 (Lollipop)
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Main camera
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Main camera13 MP, f/2.2
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Primary camera resolution640 x 480 pixels-
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Primary camera videovideo1080p@30fps
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Primary camera Autofocus-phase detection autofocus
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Primary camera flash-LED 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 camera16 MP, f/2.0
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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
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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 host-Yes
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Bluetoothv4.0v4.0
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GPSYesYes, with A-GPS
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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, 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-Po
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Battery capacity2955 mAh2850 mAh
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Battery removable-Non-removable
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Talk time5 h-
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Standby time--