Acer Iconia Tab A511 vs HTC Nexus 9
Acer Iconia Tab A511
HTC Nexus 9
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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, 1900, 2100HSDPA 850, 900, 1700, 1900, 2100
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HSDPA speedHSDPA, 7.2 Mbps42.2 Mbps
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HSUPA speedHSUPA, 5.76 Mbps5.76 Mbps
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LTE speed-LTE, 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 announced2012-22014-10
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Status2012-82014-11
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Design
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SIMMini-SIMNano-SIM
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Height260 mm228.2 mm
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Width175 mm153.7 mm
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Thickness11 mm8 mm
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Weight777 g-
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Weight(Wi-Fi)-425 g
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Weight(3G)-436 g
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Weight(4G/LTE)-436 g
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ColorsBlack, SilverIndigo Black, Lunar White, Sand
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Display
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Display typeTFT capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size10.1 inches8.9 inches
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Resolution1280 x 800 pixels1536 x 2048 pixels
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Pixel density149 ppi281 ppi
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Display colors26214416777216
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A9Dual-core 2.3 GHz Denver
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ChipsetNvidia Tegra 3Nvidia Tegra K1
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GPUULP GeForceKepler DX1
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Memory RAM1 GB2 GB
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Internal storage16, 32 GB16, 32 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, v4.0 (Ice Cream Sandwich)Android OS, v5.0 (Lollipop)
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Main camera
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Camera type-Photo / Video
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Main camera5 MP8 MP
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Primary camera resolution2592 x 1944 pixels3264 x 2448 pixels
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Primary camera video720p1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flash-LED flash
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Primary camera video stereo sound record-stereo sound record
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Camera features-Geo-tagging, face detection, touch focus
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Selfie camera
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Selfie camera1 MP1.6 MP
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Selfie camera video-720p
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Sound
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3.5mm jackYesYes
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LoudspeakerYes, with stereo speakersYes, with stereo speakers
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NotificationsYesVibration; 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 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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Bluetoothv2.1v4.1
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Bluetooth A2DPYesYes
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Bluetooth EDRYes-
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Bluetooth AptX-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-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 EmailPush EmailPush Mail
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Sensors-Accelerometer, compass, gyro
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Browser
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HTMLYesHTML5
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Adobe FlashYes-
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Battery
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Battery typeLi-PoLi-Po
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Battery capacity9800 mAh6700 mAh
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Battery removableNon-removableNon-removable
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Talk time15 h-
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Talk time 3G-9 h 30 min
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Standby time--
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Standby time 3G-720 h