Phone Comparison - Samsung Galaxy S4 Mini vs Microsoft Lumia 640 LTE vs Microsoft Lumia 550

general General Info

Manufacturer Samsung Microsoft Microsoft
Announced May 2013 March 2015 October 2015
Status Available - July 2013 Available - April 2015 Available - December 2015
Price - Rs. 7,999 ($117.63) [Similarly Priced] Rs. 7,999 ($117.63) [Similarly Priced]
Colors White Frost, Black Mist Yes Black, White
Form Factor Candybar Candybar Candybar
Dimension 124.6 x 61.3 x 8.94 mm
(4.91 x 2.41 x 0.35 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 107 g (3.77 oz) 145 g (5.11 oz) 141.9 (4.97.0.32)
2G Network GSM 850 / 900 / 1800 / 1900 - GT-I9190
GSM 850 / 900 / 1800 / 1900 - GT-I9192 (SIM 1 & SIM 2)
GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 1900 / 2100 HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE - GT-I9195 LTE LTE band 1(2100), 3(1800), 7(2600), 8(900), 20(800)
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.2 (Jelly Bean) Microsoft Windows Phone 8.1 with Lumia Denim Microsoft Windows 10
Processor Dual-core 1.7 GHz Krait 200, Qualcomm MSM8930 Snapdragon 400 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400 Quad-core 1.1 GHz Cortex-A7, Qualcomm MSM8909 Snapdragon 210
GPU Adreno 305 Adreno 305 Adreno 304
RAM 1.5 GB 1 GB 1 GB
Internal Memory 8 GB (5 GB user available) 8 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 128 GB microSD, up to 200 GB

display Display

Type Super AMOLED capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display Capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 5.0 inches 4.7 inches
Resolution 540 x 960 pixels (256 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (315 ppi)
Screen-to-Body Ratio 66.82% 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 8 MP, 3264 x 2448 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 Auto focus, 1/4'' Sensor Size Auto focus, 1/4' Sensor Size, Geo-tagging, Touch Focus
Video Yes, 1080p@30fps 1080p@30fps 720p@30fps
Front Camera Yes, 1.9 MP [Similar] 1 MP, 720p [Similar] 2 MP, 480p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA 14.4 Mbps, HSUPA 5.76 Mbps 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, LE, EDR v4.0, A2DP v4.1, A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, DLNA, Wi-Fi Direct, 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 8 GB (5 GB user available), 1.5 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 Li-Ion battery Li-Ion Battery Li-Ion Battery
Capacity 1900 mAh 2500 mAh 2100 mAh
Stand by Up to 300 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 12 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)