Phone Comparison - Asus Zenfone C ZC451CG vs Lenovo A6000 vs Microsoft Lumia 640 Dual SIM

general General Info

Manufacturer Asus Lenovo Microsoft
Announced January 2015 January 2015 March 2015
Status Available - February 2015 Available - January 2015 Available - April 2015
Price Rs. 5,999 ($88.22) [Similarly Priced] Rs. 6,699 ($98.51) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Charcoal Black, Pearl White, Cherry Red Black Yes
Form Factor Candybar Candybar Candybar
Dimension 136.5 x 67 x 10.9 mm
(5.37 x 2.64 x 0.43 in)
141 x 70 x 8.2 mm
(5.55 x 2.76 x 0.32 in)
141.3 x 72.2 x 8.8 mm
(5.56 x 2.84 x 0.35 in)
Weight 149 g (5.26 oz) 128 g (4.52 oz) 145 g (5.11 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE -
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, 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, Intel Atom Z2520 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410 Quad-core 1.2 GHz Cortex-A7, Qualcomm Snapdragon 400
GPU PowerVR SGX544MP2 Adreno 306 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 IPS LCD capacitive touchscreen IPS Capacitive Touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 4.5 inches 5.0 inches 5.0 inches
Resolution 480 x 854 pixels (218 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 60.85% 69.69% 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 8 MP, 3264 x 2448 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Yes Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/4'' Sensor Size
Video Yes Yes 1080p@30fps
Front Camera VGA [Similar] 2 MP [Similar] 1 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA 42.2/5.76 Mbps HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps
Bluetooth v4.0, A2DP, EDR v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB microUSB v2.0 microUSB v2.0 microUSB v2.0
GPS Yes, with A-GPS, GLONASS Yes, with A-GPS Yes, with A-GPS, GLONASS, Beidou
Browser HTML HTML5 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 not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Po Battery Li-Ion Battery
Capacity 2100 mAh 2300 mAh 2500 mAh
Stand by - Up to 264 h (2G)
Up to 264 h (3G)
Up to 276 h (4G)
Up to 840 h (2G)
Up to 840 h (3G)
Talk Time - Up to 22 h (2G)
Up to 13 h (3G)
Up to 27 h 30 min (2G)
Up to 20 h 30 min (3G)