Alcatel OT-997D vs HTC Desire 620
Alcatel OT-997D
HTC Desire 620
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100
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4G network-LTE frequency band 1(2100), 3(1800), 7(2600), 8(900), 38(2600), 39(1900), 40(2300), 41(2500)
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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 announced2012-72014-12
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Status2012-92014-12
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Design
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SIMDual SIM (Mini-SIM, dual stand-by)Single SIM (Micro-SIM) or Dual SIM (Micro-SIM, dual stand-by)
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Height129.8 mm150.1 mm
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Width68 mm72.7 mm
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Thickness11 mm9.6 mm
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Weight143 g160 g
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ColorsBlack, WhiteBlack, Blue, Gray, White
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Display
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Display typeTFT capacitive touchscreenSuper LCD capacitive touchscreen
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Physical size4.3 inches5.0 inches
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Resolution480 x 800 pixels720 x 1280 pixels
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Pixel density217 ppi294 ppi
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Display colors1677721616777216
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Multitouch-Yes
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Hardware
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CPUDual-core 1 GHz ARM Cortex-A9Quad-core 1.2 GHz ARM Cortex-A53
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ChipsetMediatek MT6577Qualcomm MSM8916 Snapdragon 410
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GPUPowerVR SGX531uAdreno 306
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Memory RAM1 GB1 GB
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Internal storage4 GB8 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, v4.0 (Ice Cream Sandwich)Android OS, v4.4.4 (KitKat)
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Main camera
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Main camera8 MP8 MP
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Primary camera resolution3264 x 2448 pixels-
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Primary camera video720p@30fps1080p@30fps
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera features-Geo-tagging, face detection, panorama, touch focus
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Selfie camera
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Secondary cameraVGA camera-
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Selfie camera5 MP
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Selfie camera video-1080p
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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 ringtonesVibration; MP3, WAV ringtones
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Multimedia
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Radio FMStereo FM radio with RDSFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi 802.11b, 802.11g, 802.11n
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WLAN WiFi HotspotYesYes
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WLAN DLNA-Yes
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USBmicroUSB 2.0microUSB 2.0
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Bluetoothv4.0v4.0
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Bluetooth A2DPYesYes
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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 IMIM-
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Messaging Push Email-Push Email
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JavaYes, via Java MIDP emulatorNo
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Sensors-Accelerometer, proximity
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Browser
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HTMLYesHTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity1800 mAh2100 mAh
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Battery removable-Removable
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Talk time 2G16 h-
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Talk time 3G8 h 30 min20 h
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Standby time 2G400 h-
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Standby time 3G350 h525 h