Apple iPhone 4 CDMA vs Garmin-Asus nuvifone M20
Apple iPhone 4 CDMA
Garmin-Asus nuvifone M20
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Network
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2G networkCDMA 800, 1900GSM 900, 1800, 1900
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3G networkCDMA2000 1xEV-DOHSDPA 900, 2100
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HSDPA speed-HSDPA, 7.2 Mbps
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EV-DO speed3.1 Mbps-
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GPRSYes
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EDGEYes
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Availability
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Oficially announced2011-12009-9
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Status2011-2
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Design
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SIMMicro-SIMMini-SIM
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Height115.2 mm95.3 mm
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Width58.6 mm52.5 mm
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Thickness9.3 mm12.8 mm
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Weight137 g99 g
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ColorsBlack, WhiteBlack, Blue, Green, Red
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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 inches2.8 inches
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Resolution640 x 960 pixels480 x 640 pixels
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Pixel density330 ppi286 ppi
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Display colors1677721666560
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Hardware
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CPU1 GHz ARM Cortex-A8528 MHz ARM 11
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ChipsetApple A4Qualcomm MSM7200A
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GPUPowerVR SGX535Adreno 130
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Memory RAM512 MB-
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Internal storage16, 32 GB4, 8 GB
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Memory card
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OS
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OSiOS 4Microsoft Windows Mobile 6.1 Professional
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Main camera
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Main camera5 MP3.15 MP
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Primary camera resolution2592 x 1936 pixels2048 x 1536 pixels
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Primary camera video720p@30fps320p@15fps
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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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Secondary camera-Yes
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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; Downloadable polyphonic, MP3 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 802.11b, 802.11g
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USB2.02.0
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Bluetoothv2.1v2.0
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Bluetooth A2DPYesYes
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GPSYes, with A-GPSYes
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Features
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Messaging SMSiMessage(threaded view)SMS(threaded view)
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Messaging MMSMMSMMS
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Messaging Instant Messaging-Instant Messaging
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Messaging EmailEmailEmail
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Messaging iMessageiMessage-
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Messaging Push EmailPush EmailPush email
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WAP-WAP 2.0
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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)-
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HTTP-Yes
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Battery
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Battery typeLi-PoLi-Ion
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Battery capacity1420 mAh920 mAh
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Battery removableNon-removable-
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Talk time-2 h 48 min
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Standby time--