Apple iPhone 4 CDMA vs ZTE X990D
Apple iPhone 4 CDMA
ZTE X990D
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Network
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2G networkCDMA 800, 1900GSM 900, 1800
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3G networkCDMA2000 1xEV-DO-
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EV-DO speed3.1 Mbps-
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GPRSYes
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EDGE
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Availability
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Oficially announced2011-12014-12
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Status2011-22014-12
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Design
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SIMMicro-SIMDual SIM (Mini-SIM)
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Height115.2 mm107 mm
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Width58.6 mm61 mm
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Thickness9.3 mm12 mm
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Weight137 g90 g
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Keyboard-QWERTY
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ColorsBlack, WhiteWhite
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Display
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Display typeLED-backlit IPS LCD, capacitive touchscreenTFT resistive touchscreen
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Physical size3.5 inches2.5 inches
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Resolution640 x 960 pixels320 x 240 pixels
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Pixel density330 ppi160 ppi
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Display colors16777216262144
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Hardware
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CPU1 GHz ARM Cortex-A8
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ChipsetApple A4-
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GPUPowerVR SGX535-
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Memory RAM512 MB-
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Internal storage16, 32 GB-
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Memory cardmicroSD
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Memory card max-8 GB
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OS
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OSiOS 4-
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Main camera
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Main camera5 MP2 MP
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Primary camera resolution2592 x 1936 pixels1600 x 1200 pixels
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Primary camera video720p@30fpsvideo
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Primary camera Autofocusautofocus-
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Primary camera flashLED flash-
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Selfie camera
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Secondary camera-No
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Secondary camera videocallingVideocalling over Wi-Fi-
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Sound
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3.5mm jackYesNo
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LoudspeakerYesYes
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NotificationsVibration, proprietary ringtonesVibration; MP3, ringtones
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Multimedia
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RadioNo-
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Radio FM-Stereo FM radio with RDS
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11n
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USB2.0microUSB 2.0
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Bluetoothv2.1v2.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSNo
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Features
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Messaging SMSiMessage(threaded view)SMS
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Messaging MMSMMSMMS
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Messaging EmailEmailEmail
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Messaging IM-IM
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Messaging iMessageiMessage-
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Messaging Push EmailPush Email-
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WAP-WAP 2.0/xHTML
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JavaNoYes
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Java MIDP-MIDP 2.0
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Browser
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HTMLHTML (Safari)Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1420 mAh-
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Battery removableNon-removable-
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Talk time--
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Standby time--
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