Phone Comparison - Lenovo S820 vs Samsung Galaxy Grand 2 vs Asus Zenfone 6

general General Info

Manufacturer Lenovo Samsung Asus
Announced May 2013 November 2013 January 2014
Status Available - May 2013 Available - Q4 2013 Available - June 2014
Colors Flamingo red Black, White, Pink Black, White, Red, Gold
Form Factor Candybar Candybar Candybar
Dimension 139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
146.8 x 75.3 x 8.9 mm
(5.78 x 2.96 x 0.35 in)
166.9 x 84.3 x 5.5-9.9 mm
(6.57 x 3.32 x 0.22-0.39 in)
Weight 143 g (5.04 oz) 163 g (5.75 oz) 196 g (6.91 oz)
2G Network GSM 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SM-G7100
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 - G7102
GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 900 / 2100 HSDPA 850 / 900 / 1900 / 2100 HSDPA 850 / 900 / 1900 / 2100
4G Network - LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 20(800) - SM-G7105 -
Messaging SMS, MMS, EMail, IM SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2 (Jelly Bean) Android OS, v4.3 (Jelly Bean) Android OS, v4.3 (Jelly Bean), upgradable to v4.4.2 (KitKat)
Processor Quad-core 1.2 GHz, MTK 6589W Quad-core 1.2 GHz Cortex-A7 Dual-core 2 GHz, Intel Atom Z2580
GPU PowerVR SGX544 - PowerVR SGX544MP2
RAM 1 GB 1.5 GB 1/2 GB
Internal Memory 4 GB 8 GB 8/16/32 GB
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 64 GB

display Display

Type IPS LCD capacitive touchscreen TFT capacitive touchscreen IPS LCD Capacitive Touchscreen, Corning Gorilla Glass 3
Colors 16M colors 16M colors 16M colors
Size 4.7 inches 5.25 inches 6.0 inches
Resolution 720 x 1280 pixels (312 ppi) 720 x 1280 pixels (280 ppi) 720 x 1280 pixels (245 ppi)
Screen-to-Body Ratio 62.82% 68.61% 70.40%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio FM radio; built-in antenna FM Radio with Recording No
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 13 MP, 4128 x 3096 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Touch Focus, Face And Smile Detection, Image Stabilization Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes Yes, 1080p@30fps, stereo sound rec. Yes
Front Camera Yes, 2 MP [Similar] Yes, 1.9 MP, 720p [Similar] Yes, 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, v4.0 with A2DP, LE, EDR Yes, v4.0 with A2DP, EDR
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, DLNA Wi-Fi 802.11 b/g/n, Wi-Fi Direct, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS, support and GLONASS Yes, with A-GPS support
Browser HTML HTML5 HTML

memory User Memory

Internal 4 GB, 1 GB RAM 8 GB, 1.5 GB RAM 8/16/32 GB, 1/2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 64 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-Ion Battery Non-removable Li-Po Battery
Capacity 2000 mAh 2600 mAh 3300 mAh
Stand by Up to 140 h (2G)
Up to 140 h (3G)
- Up to 398 h (3G)
Talk Time Up to 22 h (2G)
Up to 10 h (3G)
Up to 17 h Up to 28 h (3G)