DEXP Ixion M850 vs Microsoft Lumia 640 Dual SIM
DEXP Ixion M850
Microsoft Lumia 640 Dual SIM
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Network
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2G networkGSM 850, 900, 1800, 1900GSM 850, 900, 1800, 1900
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3G networkHSDPA 900, 2100HSDPA 850, 900, 1900, 2100
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HSDPA speed21 Mbps42.2 Mbps
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HSUPA speed5.76 Mbps5.76 Mbps
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced20172015-3
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Status20172015-4
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Design
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BuildPlastic, metal-
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SIMDual SIM (Nano-SIM/Nano-SIM(microSD))Dual SIM (Micro-SIM, dual stand-by)
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Height138.3 mm141.3 mm
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Width70 mm72.2 mm
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Thickness8.4 mm8.8 mm
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Weight170 g145 g
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ColorsBlackGlossy cyan, Matte black, Orange, White
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Display
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Display typeIPS capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5 inches5.0 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density294 ppi294 ppi
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Display colors1677721616777216
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MultitouchYes-
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Hardware
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CPUQuad-core 1.3 GHz ARM Cortex-A7Quad-core 1.2 GHz ARM Cortex-A7
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ChipsetMediatek MT6580Qualcomm Snapdragon 400
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GPUMali-400 MP2Adreno 305
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Internal storage8 GB8 GB
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Memory RAM1 GB1 GB
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Memory cardmicroSD, microSDHC, microSDXCmicroSD
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Memory card max32 GB128 GB
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OS
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OSAndroid 7.0 NougatMicrosoft Windows Phone 8.1 with Lumia Denim
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Main camera
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Main camera8 MP8 MP
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Interpolated resolution13 MP-
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Primary camera resolution3264 x 2448 pixels3264 x 2448 pixels
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Primary camera video720p@30fps1080p@30fps
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Primary camera Autofocus-autofocus
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Primary camera flashLEDLED flash
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Camera featuresAutofocus, continuous shooting, digital zoom, geotagging, panorama, HDR, touch focus, face detection, white balance settings, ISO settings, exposure compensation, self-timer, scene mode1/4'' sensor size
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Selfie camera
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Selfie camera2 MP1 MP
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Selfie camera interpolated resolution5 MP-
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Selfie camera resolution1600 x 1200 pixels-
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Selfie camera video480p@30fps MP720p
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Sound
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3.5mm jackYesYes
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LoudspeakerYesYes
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Notifications-Vibration; MP3, WAV ringtones
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EarpieceYes-
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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 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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GPSYes, with A-GPSYes, with A-GPS
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GLONASS-Yes
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GPS Navigator-Beidou
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Features
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Messaging SMS-SMS(threaded view)
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Messaging MMS-MMS
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Messaging Email-Email
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Messaging IM-IM
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Messaging Push Email-Push Email
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Java-No
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SensorsAccelerometr, light, proximityAccelerometer, compass, proximity
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Browser
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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Ion
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Battery capacity2200 mAh2500 mAh
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Battery removableNon-removable-
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Talk time 2G14 h27 h 30 min
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Talk time 3G14 h20 h 30 min
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Standby time 2G440 h840 h
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Standby time 3G440 h840 h
