Phone Comparison - Samsung Galaxy Ace 4 LTE vs Huawei Ascend Y550 vs Microsoft Lumia 640 LTE

general General Info

Manufacturer Samsung Huawei Microsoft
Announced June 2014 September 2014 March 2015
Status Available - July 2014 Available - November 2014 Available - April 2015
Price - - Rs. 7,999 ($117.63) [Similarly Priced]
Colors Iris Charcoal, Classic White Black, White Yes
Form Factor Candybar Candybar Candybar
Dimension 121.4 x 62.9 x 11 mm
(4.78 x 2.48 x 0.43 in)
133 x 68 x 9.5 mm
(5.24 x 2.68 x 0.37 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
Weight 130.3 g (4.59.0.11 oz) 153 g (5.4 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 850 / 900 / 2100 HSDPA 900 / 2100 HSDPA 850 / 900 / 2100
4G Network LTE 800 / 900 / 1800 / 2600 LTE 800 / 900 / 1800 / 2100 / 2600 LTE
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, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat) Microsoft Windows Phone 8.1 with Lumia Denim
Processor Dual-core 1.2 GHz Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU - Adreno 306 Adreno 305
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB 4 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 128 GB

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.5 inches 5.0 inches
Resolution 480 x 800 pixels (233 ppi) 480 x 854 pixels (218 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 59.76% 61.53% 67.43%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592 х 1944 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, Face And Smile Detection, 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 Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 42 Mbps; HSUPA, 5.76 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSDPA, 42 Mbps, HSUPA, 11 Mbps; LTE, Cat4, 50 Mbps UL, 150 Mbps DL HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP v4.0, A2DP, LE v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot 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 and GLONASS 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, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 64 GB microSD, up to 32 GB microSD, up to 128 GB

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 1800 mAh 2000 mAh 2500 mAh
Stand by - - Up to 864 h (2G)
Up to 864 h (3G)
Talk Time - - Up to 26 h 30 min (2G)
Up to 17 h 30 min (3G)