Phone Comparison - Nokia Lumia 720 vs Acer Liquid E2 Duo vs Samsung Galaxy S Duos 2 S7582

general General Info

Manufacturer Nokia Acer Samsung
Announced February 2013 April 2013 November 2013
Status Available - April 2013 Coming Soon - May 2013 Available - November 2013
Colors White, Red, Yellow, Cyan/Black Black, White White, Black
Form Factor Candybar Candybar Candybar
Dimension 127.9 x 67.5 x 9 mm
(5.04 x 2.66 x 0.35 in)
131 x 68 x 9.9 mm
(5.16 x 2.68 x 0.39 in)
121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
Weight 128 g (4.52 oz) 140 g (4.94 oz) 118 g (4.16 oz)
2G Network GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 1900 / 2100 HSDPA HSDPA 900 / 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Microsoft Windows Phone 8 Android OS, v4.2.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 1 GHz, Qualcomm MSM8227 Quad-core 1.2 GHz Cortex-A7, MTK 6589 Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664
GPU Adreno 305 PowerVR SGX 544MP Broadcom VideoCore IV
RAM 512 MB 1 GB 768 MB
Internal Memory 8 GB storage 4 GB 4 GB (1.9 GB user available)
External Memory microSD, up to 64 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen TFT Capacitive Touchscreen, PLS
Colors 16M colors 16M colors 16M colors
Size 4.3 inches 4.5 inches 4.0 inches
Resolution 480 x 800 pixels (217 ppi) 540 x 960 pixels (245 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 60.94% 62.55% 59.52%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No FM radio Stereo FM radio with RDS
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera 6.7 MP, Carl Zeiss optics 8 MP, 3264 x 2448 pixels 5 MP, 2592х1944 pixels
Flash LED flash LED flash LED flash
Features Auto focus, Geo-tagging Auto focus, Geo-tagging Auto focus, Geo-tagging
Video Yes, 720p@30fps Yes, 1080p@30fps Yes, 720p@30fps
Front Camera Yes, 1.3 MP [Similar] Yes, 2 MP [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes Yes Yes
3G HSDPA, 21 Mbps; HSUPA, 5.76 Mbps HSPA+ HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v3.0 with A2DP Yes, v3.0 with A2DP, EDR Yes, v4.0 with A2DP
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, Wi-Fi Direct
USB Yes, microUSB v2.0 Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support Yes, with A-GPS support and GLONASS
Browser HTML5 HTML HTML5

memory User Memory

Internal 8 GB storage, 512 MB RAM 4 GB, 1 GB RAM 4 GB (1.9 GB user available), 768 MB RAM
Expandable Storage microSD, up to 64 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 supported NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery Standard battery, Li-Ion
Capacity 2000 mAh 2000 mAh 1500 mAh
Stand by Up to 520 h Up to 450 h Up to 280 h (3G)
Talk Time Up to 23 h 20 min (2G)
Up to 13 h 20 min (3G)
Up to 9 h Up to 8 h (3G)