Phone Comparison - Sony Xperia Z vs Microsoft Lumia 640 LTE vs Microsoft Lumia 550

general General Info

Manufacturer Sony Microsoft Microsoft
Announced January 2013 March 2015 October 2015
Status Released - February 2013 Available - April 2015 Available - December 2015
Price - Rs. 7,999 ($117.63) [Similarly Priced] Rs. 7,999 ($117.63) [Similarly Priced]
Colors Black, White, Purple Yes Black, White
Form Factor Candybar Candybar Candybar
Dimension 139 x 71 x 7.9 mm
(5.47 x 2.8 x 0.31 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
136.1 x 67.8 x 9.9 mm
(5.36 x 2.67 x 0.39 in)
Weight 146 g (5.15 oz) 145 g (5.11 oz) 141.9 (4.97.0.32)
2G Network GSM 850 / 900 / 1800 / 1900 - C6602, C6603 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 2100 - C6603
HSDPA 850 / 900 / 1700 / 1900 / 2100 - C6602
HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE 800 / 850 / 900 / 1800 / 2100 / 2600 - C6603 LTE LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800)
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1.2 (Jelly Bean), planned upgrade to v4.2.0 Microsoft Windows Phone 8.1 with Lumia Denim Microsoft Windows 10
Processor Quad-core 1.5 GHz Krait, Qualcomm MDM9215M / APQ8064 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.1 GHz Cortex-A7, Qualcomm MSM8909 Snapdragon 210
GPU Adreno 320 Adreno 305 Adreno 304
RAM 2 GB 1 GB 1 GB
Internal Memory 16 GB 8 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB microSD, up to 200 GB

display Display

Type Capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 5.0 inches 5.0 inches 4.7 inches
Resolution 1080 x 1920 pixels (441 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (315 ppi)
Screen-to-Body Ratio 69.70% 67.43% 64.94%
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 13 MP, 4128x3096 pixels 8 MP, 3264 x 2448 pixels 5 MP, 2592 х 1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection, Image Stabilization Auto focus, 1/4'' Sensor Size Auto focus, 1/4' Sensor Size, Geo-tagging, Touch Focus
Video Yes, 1080p@30fps, continuous autofocus, video light, video stabilizer 1080p@30fps 720p@30fps
Front Camera Yes, 2.2 MP, 1080p@30fps [Similar] 1 MP, 720p [Similar] 2 MP, 480p [Similar]

connectivity Connectivity and Data Rate

GPRS Up to 107 kbps Yes Yes
Edge Up to 296 kbps Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.8 Mbps; LTE, Cat3, 50 Mbps UL, 100 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP v4.1, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, DLNA, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot Wi-Fi 802.11 b/g/n, hotspot
USB Yes, microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS, GLONASS, Beidou Yes, with A-GPS, GLONASS, Beidou
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 16 GB, 2 GB RAM 8 GB, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 128 GB microSD, up to 200 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 supported NFC not supported

battery Battery

Type Non-removable, Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 2330 mAh 2500 mAh 2100 mAh
Stand by Up to 550 h (2G)
Up to 530 h (3G)
Up to 864 h (2G)
Up to 864 h (3G)
Up to 672 h (2G)
Up to 672 h (3G)
Talk Time Up to 11 h (2G)
Up to 14 h (3G)
Up to 26 h 30 min (2G)
Up to 17 h 30 min (3G)
Up to 16 h (2G)
Up to 14 h (3G)