Phone Comparison - Lenovo S820 vs Lenovo S850 vs Lenovo A7000

general General Info

Manufacturer Lenovo Lenovo Lenovo
Announced May 2013 February 2014 March 2015
Status Available - May 2013 Coming Soon - June 2014 Available - May 2015
Price - - Rs. 8,400 ($123.53) [Similarly Priced]
Colors Flamingo red White, Pink Onyx Black, Pearl White
Form Factor Candybar Candybar Candybar
Dimension 139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
141 x 71 x 8.2 mm
(5.55 x 2.8 x 0.32 in)
152.6x 76.2 x 7.9 mm
(6.01x 3 x 0.31 in)
Weight 143 g (5.04 oz) 140 g (4.94 oz) 140 g (4.94 oz)
2G Network GSM 900 / 1800 / 1900 GSM 900 / 1800 / 1900
GSM 850 / 1800 / 1900
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 900 / 2100 HSDPA 900 / 2100
HSDPA 850 / 1900
HSDPA 900 / 2100
4G Network - - LTE 700 / 900 / 1800
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail
Build Features - - Dolby Atmos

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean) Android OS, v5.0 (Lollipop)
Processor Quad-core 1.2 GHz, MTK 6589W Quad-core 1.3 GHz Cortex-A7, Mediatek MT6582 Octa-core 1.5 GHz Cortex-A53, Mediatek MT6572M
GPU PowerVR SGX544 Mali-400MP2 Mali-T760MP2
RAM 1 GB 1 GB 2 GB
Internal Memory 4 GB 16 GB ROM 8 GB
External Memory microSD, up to 32 GB No microSD, up to 32 GB; SD cards

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 5.0 inches 5.5 inches
Resolution 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (294 ppi) 720 x 1280 pixels (267 ppi)
Screen-to-Body Ratio 62.82% 68.71% -
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio; built-in antenna FM Radio with Recording FM radio
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 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, HDR, Panorama
Video Yes Yes, 1080p@30fps 1080p@30fps
Front Camera Yes, 2 MP [Similar] Yes, 5 MP, Wide Angle [Similar] 5 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 HSPA 21.1/5.76 Mbps, LTE Cat4 150/50 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v3.0 with A2DP, HS v4.0, A2DP, EDR
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, 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 HTML5

memory User Memory

Internal 4 GB, 1 GB RAM 16 GB ROM, 1 GB RAM 8 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB No microSD, up to 32 GB; SD cards
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 2000 mAh 2900 mAh
Stand by Up to 140 h (2G)
Up to 140 h (3G)
Up to 336 h Up to 264 h (2G)
Up to 264 h (3G)
Up to 288 h (4G)
Talk Time Up to 22 h (2G)
Up to 10 h (3G)
Up to 13 h Up to 39 h (2G)
Up to 16 h (3G)