Phone Comparison - Lenovo IdeaTab A1000 vs Lenovo A6000 vs Microsoft Lumia 640 Dual SIM

general General Info

Manufacturer Lenovo Lenovo Microsoft
Announced January 2013 January 2015 March 2015
Status Available - May 2013 Available - January 2015 Available - April 2015
Price - Rs. 6,699 ($98.51) [Similarly Priced] Rs. 8,999 ($132.34) [Similarly Priced]
Colors Black, White Black Yes
Form Factor Candybar Candybar Candybar
Dimension 199 x 121 x 10.7 mm
(7.83 x 4.76 x 0.42 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 340 g (11.99 oz) 128 g (4.52 oz) 145 g (5.11 oz)
2G Network N/A GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network N/A HSDPA 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE -
Messaging , Push Mail, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.4.2 (KitKat) Microsoft Windows Phone 8.1 with Lumia Denim
Processor Dual-core 1.2 GHz, MTK 8317 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 4/16 GB 8 GB 8 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 128 GB

display Display

Type TFT capacitive touchscreen IPS Capacitive Touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3, ClearBlack Display
Colors 16M colors 16M colors 16M colors
Size 7.0 inches 5.0 inches 5.0 inches
Resolution 600 x 1024 pixels (170 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 56.96% 69.69% 67.43%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM radio FM radio
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 5 MP, 2592х1936 pixels 8 MP, 3264 x 2448 pixels 8 MP, 3264 x 2448 pixels
Flash No LED flash LED flash
Features Auto focus, Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, 1/4'' Sensor Size
Video Yes Yes 1080p@30fps
Front Camera Yes, VGA [Similar] 2 MP [Similar] 1 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS No Yes Yes
Edge No Yes Yes
3G N/A HSPA, LTE Cat4 150/50 Mbps HSPA 42.2/5.76 Mbps
Bluetooth Yes, v3.0 v4.0, A2DP v4.0, A2DP
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, hotspot Wi-Fi 802.11 b/g/n, DLNA, hotspot
USB Yes, microUSB v2.0, USB On-the-go microUSB v2.0 microUSB v2.0
GPS Yes Yes, with A-GPS Yes, with A-GPS, GLONASS, Beidou
Browser HTML HTML5 HTML5

memory User Memory

Internal 4/16 GB, 1 GB RAM 8 GB, 1 GB RAM 8 GB, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 128 GB
USB OTG Supported - -

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 not supported

battery Battery

Type Non-removable Li-Po Battery Li-Po Battery Li-Ion Battery
Capacity 3500 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 7 h Up to 22 h (2G)
Up to 13 h (3G)
Up to 27 h 30 min (2G)
Up to 20 h 30 min (3G)