Phone Comparison - Lenovo S820 vs Lenovo S660 vs Lenovo S580

general General Info

Manufacturer Lenovo Lenovo Lenovo
Announced May 2013 February 2014 September 2014
Status Available - May 2013 Coming Soon - June 2014 Available - September 2014
Price - - Rs. 9,999 ($147.04) [Similarly Priced]
Colors Flamingo red Metallic Black Black
Form Factor Candybar Candybar Candybar
Dimension 139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
137 x 68.8 x 9.95 mm
(5.39 x 2.71 x 0.39 in )
139.8 x 69.9 x 8.1 mm
(5.5 x 2.75 x 0.32 in)
Weight 143 g (5.04 oz) 151 g (5.33 oz) 129 g (4.55 oz)
2G Network GSM 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100
HSDPA 850 / 1900
HSDPA 900 / 2100
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean)
Processor Quad-core 1.2 GHz, MTK 6589W Quad-core 1.3 GHz Cortex-A7, Mediatek MT6582M Quad-core 1.2 GHz, Qualcomm Snapdragon
GPU PowerVR SGX544 Mali-400MP2 -
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB 8 GB ROM 8 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type IPS LCD capacitive touchscreen IPS LCD Capacitive Touchscreen IPS LCD capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 4.7 inches 5.0 inches
Resolution 720 x 1280 pixels (312 ppi) 540 x 960 pixels (234 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 62.82% 64.80% 70.39%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio; built-in antenna FM Radio with Recording -
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 12 MP, 4000 x 3000 pixels 8 MP, 3264x2448 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, HDR Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes Yes, 1080p@30fps Yes
Front Camera Yes, 2 MP [Similar] Yes, VGA [Similar] 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, HSUPA HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSDPA, 42.2 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v3.0 with A2DP, HS v4.0
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS
Browser HTML HTML5 HTML

memory User Memory

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

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-Po Battery Non-removable Li-Po Battery Li-Po Battery
Capacity 2000 mAh 3000 mAh 2150 mAh
Stand by Up to 140 h (2G)
Up to 140 h (3G)
- Up to 444 h (2G)
Up to 312 h (3G)
Talk Time Up to 22 h (2G)
Up to 10 h (3G)
Up to 10 h (2G)
Up to 8 h (3G)
Up to 19 h (2G)
Up to 14 h (3G)