• Acer Iconia Tab B1-A71 vs Lenovo IdeaTab A3000 vs Samsung Galaxy S Duos 2 S7582

Phone Comparison - Acer Iconia Tab B1-A71 vs Lenovo IdeaTab A3000 vs Samsung Galaxy S Duos 2 S7582

general General Info

Manufacturer Acer Lenovo Samsung
Announced January 2013 January 2013 November 2013
Status Available - January 2013 Available - May 2013 Available - November 2013
Colors Black Black, White White, Black
Form Factor Candybar Candybar Candybar
Dimension 197.4 x 128.5 x 11.3 mm
(7.77 x 5.06 x 0.44 in)
194 x 120 x 11 mm
(7.64 x 4.72 x 0.43 in)
121.5 x 63.1 x 10.57 mm
(4.78 x 2.48 x 0.42 in)
Weight 320 g (11.29 oz) 339 g (11.96 oz) 118 g (4.16 oz)
2G Network N/A GSM 850 / 900 / 1800 / 1900 (optional) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network - HSDPA (optional) HSDPA 900 / 2100
4G Network - - -
Messaging , Push Mail, EMail, IM , Push Mail, EMail, IM SMS, MMS, Push Mail, EMail

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.2 (Jelly Bean) Android OS, v4.2 (Jelly Bean)
Processor Dual-core 1.2 GHz, Mediatek MT8317 Quad-core 1.2 GHz Cortex-A7, MTK 8125 Dual-core 1.2 GHz Cortex-A9, Broadcom BCM21664
GPU PowerVR SGX531u - Broadcom VideoCore IV
RAM 512 MB 1 GB 768 MB
Internal Memory 8/16 GB 16 GB 4 GB (1.9 GB user available)
External Memory microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen TFT Capacitive Touchscreen, PLS
Colors 256K colors 16M colors 16M colors
Size 7.0 inches 7.0 inches 4.0 inches
Resolution 600 x 1024 pixels (170 ppi) 600 x 1024 pixels (170 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio 54.07% 58.92% 59.52%
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera VGA, 640x480 pixels 5 MP, 2592х1936 pixels 5 MP, 2592х1944 pixels
Flash No No LED flash
Features - Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging
Video Yes Yes Yes, 720p@30fps
Front Camera No [Similar] Yes, VGA [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS No No Yes
Edge No No Yes
3G - HSPA+ HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes, v4.0 Yes, v4.0 Yes, v4.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, 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, USB On-the-go Yes, microUSB v2.0
GPS Yes Yes, with A-GPS support Yes, with A-GPS support and GLONASS
Browser HTML5 HTML5 HTML5

memory User Memory

Internal 8/16 GB, 512 MB RAM 16 GB, 1 GB RAM 4 GB (1.9 GB user available), 768 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 64 GB microSD, up to 32 GB
USB OTG - Supported -

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor not present proximity sensor not 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 Non-removable, Li-Po Battery Non-removable Li-Po Battery Standard battery, Li-Ion
Capacity 2710 mAh 3500 mAh 1500 mAh
Stand by - Up to 336 h Up to 280 h (3G)
Talk Time - Up to 8 h Up to 8 h (3G)