Motorola DROID RAZR XT912 vs ZTE Optik
Motorola DROID RAZR XT912
ZTE Optik
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Network
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2G networkGSM 850, 900, 1800, 1900CDMA 800, 1900
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3G networkHSDPA 850, 900, 1900, 2100CDMA2000 1xEV-DO
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4G networkLTE 700 MHz Class 13-
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HSDPA speedHSDPA-
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HSUPA speedHSUPA-
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EV-DO speed3.1 Mbps3.1 Mbps
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LTE speedLTE-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2011-102012-2
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Status2011-112012-2
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Design
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SIMMicro-SIMMini-SIM
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Height130.7 mm193 mm
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Width68.9 mm119.4 mm
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Thickness7.1 mm13.2 mm
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Weight127 g400 g
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ColorsBlack, Purple, WhiteBlack
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Display
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Display typeSuper AMOLED capacitive touchscreenTFT capacitive touchscreen
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Physical size4.3 inches7.0 inches
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Resolution540 x 960 pixels800 x 1280 pixels
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Pixel density256 ppi216 ppi
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Display colors16777216-
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Hardware
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CPUDual-core 1.2 GHz ARM Cortex-A9Dual-core 1.2 GHz Scorpion
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ChipsetTI OMAP 4430Qualcomm MSM8660 Snapdragon
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GPUPowerVR SGX540-
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Memory RAM1 GB1 GB
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Internal storage16 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max32 GB32 GB
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Memory card included16 GB-
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OS
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OSAndroid OS, v2.3.5 (Gingerbread)Android OS, v3.2 (Honeycomb)
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Main camera
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Main camera8 MP5 MP
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Primary camera resolution3264 x 2448 pixels2592 x 1944 pixels
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Primary camera video1080p@30fps, 480p@120fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flash-
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Selfie camera
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Selfie camera2 MP2 MP
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Selfie camera video720p-
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes, with stereo speakers
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NotificationsVibration, MP3, WAV ringtonesN/A
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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 802.11b, 802.11g
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WLAN WiFi HotspotYesYes
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WLAN DLNAYes-
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v2.1
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Bluetooth A2DP-Yes
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bluetooth LEYes-
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Bluetooth EDRYesYes
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GPSYes, with A-GPSYes, with A-GPS
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Features
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Messaging SMSSMS(threaded view)-
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Messaging MMSMMS-
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Messaging EmailEmailEmail
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Messaging IMIMIM
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Messaging Push EmailPush EmailPush Email
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JavaYes, via Java MIDP emulatorYes, via Java MIDP emulator
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Browser
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HTMLYesHTML5
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Adobe FlashYesYes
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity1780 mAh4000 mAh
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Battery removableNon-removableNon-removable
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Talk time12 h 30 min-
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Standby time204 h-