Phone Comparison - Acer Iconia Tab B1-A71 vs Lenovo IdeaTab A1000 vs Dell Venue 7

general General Info

Manufacturer Acer Lenovo Dell
Announced January 2013 January 2013 October 2013
Status Available - January 2013 Available - May 2013 Available - October 2013
Colors Black Black, 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)
199 x 121 x 10.7 mm
(7.83 x 4.76 x 0.42 in)
193 x 118 x 9.6 mm
(7.6 x 4.65 x 0.38 in)
Weight 320 g (11.29 oz) 340 g (11.99 oz) 234 g (8.25 oz)
2G Network N/A N/A GSM 850 / 900 / 1800 / 1900
3G Network - N/A HSDPA 900 / 2100
4G Network - - -
Messaging , Push Mail, EMail, IM , Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.1 (Jelly Bean) Android OS, v4.2.2 (Jelly Bean)
Processor Dual-core 1.2 GHz, Mediatek MT8317 Dual-core 1.2 GHz, MTK 8317 Dual-core 1.6 GHz, Intel Atom Z2560
GPU PowerVR SGX531u - -
RAM 512 MB 1 GB 2 GB
Internal Memory 8/16 GB 4/16 GB 16 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen IPS LCD capacitive touchscreen
Colors 256K colors 16M colors 16M colors
Size 7.0 inches 7.0 inches 7.0 inches
Resolution 600 x 1024 pixels (170 ppi) 600 x 1024 pixels (170 ppi) 800 x 1280 pixels (216 ppi)
Screen-to-Body Ratio 54.07% 56.96% 62.18%
Multi-Touch yes yes yes

multimedia Multimedia

3.5mm Jack yes yes yes
Radio No No No
Games Yes + Downloadable Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes yes

camera Camera

Rear Camera VGA, 640x480 pixels 5 MP, 2592х1936 pixels 3.15 MP, 2048x1536 pixels
Flash No No No
Features - Auto focus, Geo-tagging
Video Yes Yes Yes
Front Camera No [Similar] Yes, VGA [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS No No Yes
Edge No No Yes
3G - N/A HSPA+
Bluetooth Yes, v4.0 Yes, v3.0 Yes, v4.0
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
USB Yes, microUSB v2.0 Yes, microUSB v2.0, USB On-the-go Yes, microUSB v2.0
GPS Yes Yes Yes, with A-GPS support
Browser HTML5 HTML HTML

memory User Memory

Internal 8/16 GB, 512 MB RAM 4/16 GB, 1 GB RAM 16 GB, 2 GB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 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 Non-removable Li-Ion Battery (15.5 Wh)
Capacity 2710 mAh 3500 mAh 4100 mAh
Stand by - - -
Talk Time - Up to 7 h -