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Redmi 15 5G vs Microsoft Lumia 640 XL Dual SIM comparison

 Compare Redmi 15 5G
Redmi 15 5G
Compare Microsoft Lumia 640 XL Dual SIM
Microsoft Lumia 640 XL Dual SIM
key specs
Display6.90-inch5.70-inch
Front Camera8-megapixel 5-megapixel
Rear Camera50-megapixel 13-megapixel
RAM6GB, 8GB1GB
Storage128GB, 256GB8GB
Battery Capacity7000mAh3000mAh
OSAndroid 15Windows Phone 8.1
Resolution1080x2340 pixels720x1280 pixels
Processor-Qualcomm Snapdragon 400
general
BrandRedmiMicrosoft
Model15 5GLumia 640 XL Dual SIM
Release dateAugust 19, 2025March 1, 2015
AI EnabledYes-
Launched in IndiaYes-
Form factorTouchscreenTouchscreen
Dimensions (mm)168.48 x 80.45 x 8.40157.90 x 81.50 x 9.00
Weight (g)217.00171.00
IP ratingIP64-
Battery capacity (mAh)70003000
Fast charging33W Fast Charging-
ColoursFrosted White, Midnight Black, Sandy Purple-
Removable battery-Yes
display
Refresh Rate144 Hz-
Resolution StandardFHD+-
Screen size (inches)6.905.70
TouchscreenYesYes
Resolution1080x2340 pixels720x1280 pixels
Pixels per inch (PPI)374259
hardware
Processor makeQualcomm Snapdragon 6s Gen 3Qualcomm Snapdragon 400
RAM6GB, 8GB1GB
Internal storage128GB, 256GB8GB
Processor-1.2GHz quad-core
Expandable storage-Yes
Expandable storage type-microSD
Expandable storage up to (GB)-128
camera
Rear camera50-megapixel (f/1.75)13-megapixel
No. of Rear Cameras2-
Rear flashYesLED
Front camera8-megapixel (f/2.2)5-megapixel
No. of Front Cameras1-
software
Operating systemAndroid 15Windows Phone 8.1
SkinHyperOS 2.0-
connectivity
Wi-FiYesYes
GPSYesYes
BluetoothYesYes, v 4.00
InfraredYesNo
USB Type-CYes-
Number of SIMs22
Wi-Fi standards supported-802.11 b/g/n
NFC-Yes
USB OTG-No
Headphones-3.5mm
FM-Yes
Wi-Fi Direct-No
Mobile High-Definition Link (MHL)-No
sensors
Fingerprint sensorYes-
Compass/ MagnetometerYesYes
Proximity sensorYesYes
AccelerometerYesYes
Ambient light sensor-Yes
Gyroscope-No
Barometer-No
Temperature sensor-No
ratings
Overall NDTV Rating-Read Review
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
sim 1
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-No
sim 2
SIM Type-Micro-SIM
GSM/CDMA-GSM
3G-Yes
4G/ LTE-No
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