Phone Comparison - Sony Xperia M Dual vs Samsung Galaxy J1 vs Microsoft Lumia 640 Dual SIM

general General Info

Manufacturer Sony Samsung Microsoft
Announced June 2013 January 2015 March 2015
Status Available - September 2013 Available - January 2015 Available - April 2015
Price - Rs. 5,850 ($86.03) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, White, Purple, Yellow Blue, Black, White Yes
Form Factor Candybar Candybar Candybar
Dimension 124 x 62 x 9.3 mm
(4.88 x 2.44 x 0.37 in)
129 x 68.2 x 8.9 mm
(5.08 x 2.69 x 0.35 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
Weight 115 g (4.06 oz) 122 g (4.3 oz) 145 g (5.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Both Versions) GSM 850 / 900 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 - C2005
HSDPA 850 / 1700 / 1900 / 2100 - C2004
HSDPA 900 / 2100 (single or dual SIM)
HSDPA 850 / 2100 (dual SIM)
HSDPA 850 / 900 / 1900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.4.x (KitKat) Microsoft Windows Phone 8.1 with Lumia Denim
Processor Dual-core 1 GHz Krait, Qualcomm MSM8227 Dual-core 1.2 GHz Cortex-A7 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU Adreno 305 - Adreno 305
RAM 1 GB 512 MB 1 GB
Internal Memory 4 GB 4 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB microSD, up to 128 GB

display Display

Type TFT capacitive touchscreen TFT Capacitive Touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.3 inches 5.0 inches
Resolution 480 x 854 pixels (245 ppi) 480 x 800 pixels (217 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 57.31% 59.80% 67.43%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio Stereo FM radio with RDS - FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 5 MP, 2592 х 1944 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED Flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Image Stabilization, HDR, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/4'' Sensor Size
Video Yes, 720p@30fps 720p@30fps 1080p@30fps
Front Camera Yes, VGA [Similar] 2 MP [Similar] 1 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Up to 86 kbps Yes Yes
Edge Up to 237 kbps Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA HSPA 42.2/5.76 Mbps
Bluetooth Yes, v4.0 with A2DP, ANT+ v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 4 GB, 512 MB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 128 GB microSD, up to 128 GB

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 1750 mAh 1850 mAh 2500 mAh
Stand by Up to 498 h (2G)
Up to 454 h (3G)
- Up to 840 h (2G)
Up to 840 h (3G)
Talk Time Up to 10 h 16 min (2G)
Up to 9 h (3G)
Up to 10 h (3G) Up to 27 h 30 min (2G)
Up to 20 h 30 min (3G)