Phone Comparison - Asus Zenfone 4 vs Sony Xperia E4g vs Microsoft Lumia 640 LTE

general General Info

Manufacturer Asus Sony Microsoft
Announced January 2014 February 2015 March 2015
Status Available - June 2014 Available - April 2015 Available - April 2015
Price - Rs. 11,000 ($161.76) [Similarly Priced] Rs. 7,999 ($117.63) [Similarly Priced]
Colors Black, White, Red, Blue, Yellow Black, White Yes
Form Factor Candybar Candybar Candybar
Dimension 124.4 x 61.4 x 6.3-11.2
(4.9 x 2.42 x 0.25-0.44)
133 x 71 x 10.8 mm
(5.24 x 2.8 x 0.43 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) 135 g (4.76 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 / 1900 / 2100 HSDPA 850 / 1900 / 2100
HSDPA 900 / 2100
HSDPA 850 / 900 / 2100
4G Network - LTE 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, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat) Android OS, v4.4.4 (KitKat) Microsoft Windows Phone 8.1 with Lumia Denim
Processor Dual-core 1.2 GHz, Intel Atom Z2520 Quad-core 1.5 GHz Cortex-A53, Mediatek MT6732 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU PowerVR SGX544MP2 Mali-T760 Adreno 305
RAM 1 GB 1 GB 1 GB
Internal Memory 8 GB 8 GB 8 GB
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 128 GB

display Display

Type LCD Capacitive Touchscreen, Corning Gorilla Glass 3 IPS capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 4.0 inches 4.7 inches 5.0 inches
Resolution 480 x 800 pixels (233 ppi) 540 x 960 pixels (234 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 59.74% 64.68% 67.43%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592 x 1944 pixels 5 MP, 2592 х 1944 pixels 8 MP, 3264 x 2448 pixels
Flash No LED flash LED flash
Features Auto focus, Geo-tagging, Panorama Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR, Panorama Auto focus, 1/4'' Sensor Size
Video Yes, 1080p@30fps 1080p@30fps 1080p@30fps
Front Camera Yes, VGA [Similar] 2 MP, 720p [Similar] 1 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Up to 107 kbps Yes
Edge Yes Up to 296 kbps Yes
3G HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR v4.1, A2DP, apt-X 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, Wi-Fi Direct, 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 Yes, with A-GPS Yes, with A-GPS, GLONASS, Beidou
Browser HTML HTML HTML5

memory User Memory

Internal 8 GB, 1 GB RAM 8 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 present proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC supported NFC supported

battery Battery

Type Li-Po Battery Non-removable Li-Ion Battery Li-Ion Battery
Capacity 1200/1600 mAh 2300 mAh 2500 mAh
Stand by Up to 192 h Up to 696 h (2G)
Up to 653 h (3G)
Up to 864 h (2G)
Up to 864 h (3G)
Talk Time Up to 10 h Up to 12 h (2G)
Up to 12 h 40 min (3G)
Up to 26 h 30 min (2G)
Up to 17 h 30 min (3G)