Phone Comparison - Acer Liquid E2 Duo vs Lenovo S820 vs Lenovo A706

general General Info

Manufacturer Acer Lenovo Lenovo
Announced April 2013 May 2013 2013
Status Coming Soon - May 2013 Available - May 2013 Available - 2013
Colors Black, White Flamingo red Black, White/Grey
Form Factor Candybar Candybar Candybar
Dimension 131 x 68 x 9.9 mm
(5.16 x 2.68 x 0.39 in)
139.5 x 69.7 x 9 mm
(5.49 x 2.74 x 0.35 in)
136 x 69 x 10.4 mm
(5.35 x 2.72 x 0.41 in)
Weight 140 g (4.94 oz) 143 g (5.04 oz) 130 g (4.59 oz)
2G Network GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
GSM 850 / 1800 / 1900
3G Network HSDPA HSDPA 900 / 2100 HSDPA 900 / 2100
HSDPA 850 / 1900
Messaging SMS, MMS, Push Mail, EMail SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.2.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean) Android OS, v4.1 (Jelly Bean)
Processor Quad-core 1.2 GHz Cortex-A7, MTK 6589 Quad-core 1.2 GHz, MTK 6589W Quad-core 1.2 GHz, Qualcomm MSM8225Q Snapdragon
GPU PowerVR SGX 544MP PowerVR SGX544 Adreno 203
RAM 1 GB 1 GB 1 GB
Internal Memory 4 GB 4 GB 4 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 4.5 inches 4.7 inches 4.5 inches
Resolution 540 x 960 pixels (245 ppi) 720 x 1280 pixels (312 ppi) 480 x 854 pixels (218 ppi)
Screen-to-Body Ratio 62.55% 62.82% 59.30%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 8 MP, 3264 x 2448 pixels 12 MP, 4000 x 3000 pixels 5 MP, 2592x1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging
Video Yes, 1080p@30fps Yes Yes
Front Camera Yes, 2 MP [Similar] Yes, 2 MP [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSPA+ HSDPA, HSUPA HSDPA, 7.2 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP, EDR Yes, v3.0 with A2DP Yes, v3.0
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual band, Wi-Fi hotspot Wi-Fi 802.11 a/b/g/n, dual band Wi-Fi 802.11 a/b/g/n, dual band
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML HTML

memory User Memory

Internal 4 GB, 1 GB RAM 4 GB, 1 GB RAM 4 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-Ion Battery Li-Po Battery Li-Po Battery
Capacity 2000 mAh 2000 mAh 2000 mAh
Stand by Up to 450 h Up to 140 h (2G)
Up to 140 h (3G)
Up to 230 h (2G)
Up to 180 h (3G)
Talk Time Up to 9 h Up to 22 h (2G)
Up to 10 h (3G)
Up to 16 h (2G)
Up to 14 h (3G)