Microsoft Lumia 640 XL Dual SIM vs Xiaomi Redmi Note
Microsoft Lumia 640 XL Dual SIM
Xiaomi Redmi Note
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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 Mbps-
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HSUPA speed5.76 Mbps-
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HSPA+ speed-HSPA+
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GPRSYesYes
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EDGEYesYes
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Availability
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Oficially announced2015-32014-3
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Status2015-32014-3
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Design
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SIMDual SIM (Micro-SIM, dual stand-by)Dual SIM
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Height157.9 mm154 mm
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Width81.5 mm78.7 mm
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Thickness9 mm9.5 mm
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Weight171 g199 g
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ColorsBlack, Glossy white, Matte cyan, Matte white, OrangeVarious
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Display
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Display typeIPS LCD capacitive touchscreenIPS LCD capacitive touchscreen
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Physical size5.7 inches5.5 inches
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Resolution720 x 1280 pixels720 x 1280 pixels
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Pixel density259 ppi267 ppi
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Display colors1677721616777216
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Hardware
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CPUQuad-core 1.2 GHz ARM Cortex-A7Octa-core 1.4 GHz ARM Cortex-A7
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ChipsetQualcomm Snapdragon 400Mediatek MT6592
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GPUAdreno 305Mali-450MP4
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Memory RAM1 GB1, 2 GB
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Internal storage8 GB8 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 camera13 MP13 MP
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Primary camera resolution4128 x 3096 pixels4128 x 3096 pixels
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Primary camera video1080p@30fps1080p@30fps
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Primary camera opticsCarl Zeiss optics-
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Primary camera Autofocusautofocusautofocus
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Primary camera flashLED flashLED flash
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Camera features1/3'' sensor size-
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Selfie camera
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Selfie camera5 MP5 MP
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Selfie camera video1080p-
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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, WAV ringtones
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Multimedia
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Radio-No
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Radio FMFM 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 WiFi Direct-Yes
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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 A2DPYesYes
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bluetooth LE-Yes
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GPSYes, with A-GPSYes, with A-GPS
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GLONASSYesYes
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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 Mail
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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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HTMLHTML5HTML5
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Battery
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Battery typeLi-IonLi-Po
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Battery capacity3000 mAh3200 mAh
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Talk time--
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Talk time 2G31 h 20 min-
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Talk time 3G23 h 40 min-
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Standby time--
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Standby time 2G936 h-
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Standby time 3G936 h-
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