Microsoft Lumia 640 Dual SIM vs Spice Mi-535 Stellar Pinnacle Pro
Microsoft Lumia 640 Dual SIM
Spice Mi-535 Stellar Pinnacle Pro
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 900, 1800, 1900
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3G networkHSDPA 850, 900, 1900, 2100HSDPA 900, 2100
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HSDPA speed42.2 MbpsHSDPA
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HSUPA speed5.76 MbpsHSUPA
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-32013-5
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Status2015-42013-5
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM
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Height141.3 mm152 mm
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Width72.2 mm79 mm
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Thickness8.8 mm10.3 mm
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Weight145 g196.3 g
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ColorsGlossy cyan, Matte black, Orange, WhiteBrown
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.0 inches5.3 inches
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Resolution720 x 1280 pixels540 x 960 pixels
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Pixel density294 ppi208 ppi
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Display colors16777216-
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Quad-core 1.2 GHz ARM Cortex-A7
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ChipsetQualcomm Snapdragon 400Mediatek MT6589
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GPUAdreno 305PowerVR SGX544
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Memory RAM1 GB1 GB
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Internal storage8 GB16 GB
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Memory cardmicroSDmicroSD
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Memory card max128 GB32 GB
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OS
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OSMicrosoft Windows Phone 8.1 with Lumia DenimAndroid OS, v4.2 (Jelly Bean)
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Main camera
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Main camera8 MP8 MP
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Primary camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Primary camera video1080p@30fpsvideo
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera features1/4'' sensor size-
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Selfie camera
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Selfie camera1 MP5 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
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NotificationsVibration; MP3, WAV ringtonesVibration, MP3 ringtones
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Multimedia
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Radio FMFM radioFM radio
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Connectivity
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WLANWi-Fi 802.11b, 802.11g, 802.11nWi-Fi
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WLAN WiFi HotspotYes-
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WLAN DLNAYes-
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USBmicroUSB 2.0microUSB 2.0
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USB On-The-Go-Yes
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Bluetoothv4.0v4.0
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Bluetooth A2DPYes-
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYes-
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GPS NavigatorBeidou-
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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 Email
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JavaNoYes, via Java MIDP emulator
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SensorsAccelerometer, compass, proximity-
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Browser
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HTMLHTML5Yes
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity2500 mAh2550 mAh
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Talk time-4 h 12 min
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Talk time 2G27 h 30 min-
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Talk time 3G20 h 30 min-
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Standby time-700 h
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Standby time 2G840 h-
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Standby time 3G840 h-
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