Phone Comparison - Sony Xperia M2 vs Samsung Galaxy Ace 4 vs Microsoft Lumia 640 LTE

general General Info

Manufacturer Sony Samsung Microsoft
Announced February 2014 June 2014 March 2015
Status Available - May 2014 Available - July 2014 Available - April 2015
Price - - Rs. 7,999 ($117.63) [Similarly Priced]
Colors Black, White, Purple Iris Charcoal, Classic White Yes
Form Factor Candybar Candybar Candybar
Dimension 139.6 x 71.1 x 8.6 mm
(5.5 x 2.8 x 0.34 in)
121.4 x 62.9 x 10.8 mm
(4.78 x 2.48 x 0.43 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
Weight 148 g (5.22 oz) 123.8 g (4.34.0.28 oz) 145 g (5.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA HSDPA 900 / 2100 HSDPA 850 / 900 / 2100
4G Network - - LTE
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM
Build Features Scratch-Resistant Glass - -

hardware Hardware and OS

OS Android OS, v4.3 (Jelly Bean) Android OS, v4.4.2 (KitKat) Microsoft Windows Phone 8.1 with Lumia Denim
Processor Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8926 Snapdragon 400 (D2303, D2306)/ MSM8226 (D2305) Dual-core 1.0 GHz Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU Adreno 305 - Adreno 305
RAM 1 GB 512 MB 1 GB
Internal Memory 8 GB ROM 4 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 64 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 4.8 inches 4.0 inches 5.0 inches
Resolution 540 x 960 pixels (229 ppi) 480 x 800 pixels (233 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 64.25% 59.76% 67.43%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 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, Face And Smile Detection, Image Stabilization, HDR, Panorama Auto focus, Geo-tagging, Face And Smile Detection, Panorama Auto focus, 1/4'' Sensor Size
Video Yes, 1080p Yes, 720p@30fps 1080p@30fps
Front Camera Yes [Similar] Yes, VGA [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 HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP Yes, v4.0 with 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 Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB Yes, microUSB v2.0, USB On-the-go Yes, microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8 GB ROM, 1 GB RAM 4 GB, 512 MB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 128 GB
USB OTG Supported - -

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 2300 mAh 1500 mAh 2500 mAh
Stand by Up to 588 h (2G)
Up to 633 h (3G)
- Up to 864 h (2G)
Up to 864 h (3G)
Talk Time Up to 13 h 25 min (2G)
Up to 14 h 36 min (3G)
- Up to 26 h 30 min (2G)
Up to 17 h 30 min (3G)