Phone Comparison - Lenovo S820 vs Lenovo Vibe Z K910 vs Lenovo S856

general General Info

Manufacturer Lenovo Lenovo Lenovo
Announced May 2013 November 2013 October 2014
Status Available - May 2013 Available - January 2014 Available - October 2014
Price - - Rs. 5,770 ($84.69) [Similarly Priced]
Colors Flamingo red Black Silver
Form Factor Candybar Candybar Candybar
Dimension 139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
7.9 mm thickness
(0.31 in thickness)
151 x 77.8 x 9 mm
(5.94 x 3.06 x 0.35 in)
Weight 143 g (5.04 oz) 147 g (5.19 oz) 175 g (6.17 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 2100 HSDPA 900 / 2100
4G Network - LTE LTE 800 / 1800 / 2100 / 2600
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, v4.3 (Jelly Bean) Android OS, v4.4.2 (KitKat)
Processor Quad-core 1.2 GHz, MTK 6589W Quad-core 2.2 GHz Krait 400, Qualcomm Snapdragon 800 Quad-core 1.2 GHz Cortex-A7, Qualcomm MSM8926 Snapdragon 400
GPU PowerVR SGX544 Adreno 330 Adreno 305
RAM 1 GB 2 GB 1 GB
Internal Memory 4 GB 16 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 5.5 inches 5.5 inches
Resolution 720 x 1280 pixels (312 ppi) 1080 x 1920 pixels (401 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 62.82% - 71.00%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 12 MP, 4000 x 3000 pixels 13 MP, 4128 x 3096 pixels 8 MP, 3264 x 2448 pixels
Flash LED flash Dual-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, 1080p@30fps Yes
Front Camera Yes, 2 MP [Similar] Yes, 5 MP [Similar] 1.6 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, HSUPA DC-HSDPA, 42 Mbps; HSDPA, 21 Mbps; HSUPA, 5.76 Mbps; LTE, Cat3, 50 Mbps UL, 150 Mbps DL HSPA 21.1/5.76 Mbps, LTE Cat3 100/50 MbpsPA, HSUPA1 Mbps, HSUPA 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v4.0 with A2DP v4.0
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 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 16 GB ROM, 2 GB RAM 8 GB, 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
Capacity 2000 mAh - 2500 mAh
Stand by Up to 140 h (2G)
Up to 140 h (3G)
- Up to 456 h (2G)
Up to 312 h (3G)
Talk Time Up to 22 h (2G)
Up to 10 h (3G)
- Up to 24 h (2G)
Up to 25 h (3G)