Phone Comparison - Lenovo S820 vs Lenovo S856 vs Lenovo K3

general General Info

Manufacturer Lenovo Lenovo Lenovo
Announced May 2013 October 2014 December 2014
Status Available - May 2013 Available - October 2014 Available - December 2014
Price - Rs. 5,770 ($84.69) [Similarly Priced] -
Colors Flamingo red Silver Yellow
Form Factor Candybar Candybar Candybar
Dimension 139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
151 x 77.8 x 9 mm
(5.94 x 3.06 x 0.35 in)
141 x 70.5 x 7.9 mm
(5.55 x 2.78 x 0.31 in)
Weight 143 g (5.04 oz) 175 g (6.17 oz) 128 g (4.52 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100 TD-SCDMA
4G Network - LTE 800 / 1800 / 2100 / 2600 TD-LTE
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.4.2 (KitKat) Android OS, v4.4.2 (KitKat)
Processor Quad-core 1.2 GHz, MTK 6589W Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8926 Snapdragon 400 Quad-core 1.2 GHz Cortex-A53, Qualcomm MSM8916 Snapdragon 410
GPU PowerVR SGX544 Adreno 305 Adreno 306
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB 8 GB 16 GB ROM
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 capacitive touchscreen
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.5 inches 5.0 inches
Resolution 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (267 ppi) 720 x 1280 pixels (294 ppi)
Screen-to-Body Ratio 62.82% 71.00% 69.20%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP, 4000 x 3000 pixels 8 MP, 3264 x 2448 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 Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes Yes Yes
Front Camera Yes, 2 MP [Similar] 1.6 MP, 720p [Similar] 2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, HSUPA HSPA 21.1/5.76 Mbps, LTE Cat3 100/50 MbpsPA, HSUPA1 Mbps, HSUPA 5.76 Mbps TD-SCDMA, TD-LTE
Bluetooth Yes, v3.0 with A2DP v4.0 v4.0, A2DP, LE
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 a/b/g/n, dual-band, Wi-Fi Direct, 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
Browser HTML HTML HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB, 1 GB RAM 16 GB ROM, 1 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 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-Po Battery Li-Po Battery Li-Ion Battery
Capacity 2000 mAh 2500 mAh 2300 mAh
Stand by Up to 140 h (2G)
Up to 140 h (3G)
Up to 456 h (2G)
Up to 312 h (3G)
Up to 580 h
Talk Time Up to 22 h (2G)
Up to 10 h (3G)
Up to 24 h (2G)
Up to 25 h (3G)
Up to 31 h