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Acer Liquid Gallant Duo vs Karbonn A21

General Info

Manufacturer
Acer Karbonn
Announced
July 2012 2012
Status
Available - September 2012 Available
Colors
Black, White Pearl White
Form Factor
Candybar Candybar
Dimension
129 x 65.9 x 9.9 mm
(5.08 x 2.59 x 0.39 in)
-
Weight
145 g (5.11 oz) -
2G Network
GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 900 / 2100 HSDPA 2100
Messaging
SMS, MMS, Push Mail, EMail SMS, MMS, Push Mail, EMail, IM

Display

Type
Capacitive touchscreen TFT capacitive touchscreen
Colors
16M colors 256K colors
Size
4.3 inches [Similar] 4.5 inches [Similar]
Resolution
540 x 960 pixels (256 ppi) [Similar] 480 x 800 pixels (207 ppi) [Similar]
Screen-to-Body Ratio
60.03% -
Multi-Touch

Hardware and OS

OS
Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0 (Ice Cream Sandwich)
Processor
Dual-core, MTK 6575 Dual-core 1.2 GHz [Similar]
GPU
- -
RAM
1 GB [Browse Similar] 512 MB [Browse Similar]
Internal Memory
4 GB storage 4 GB
External Memory
microSD, up to 32 GB microSD, up to 32 GB

Camera

Rear Camera
5 MP, 2592 x 1944 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash
LED flash LED flash
Features
Auto focus, Geo-tagging Auto focus, Geo-tagging, Face Detection
Video
Yes Yes
Front Camera
 N/A [Similar] Yes, 1.3 MP [Similar]

Multimedia

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

Connectivity and Data Rate

GPRS
Yes Yes
Edge
Yes Yes
3G
HSDPA, HSUPA HSDPA, 7.2 Mbps
Bluetooth
Yes, with A2DP, EDR Yes, v2.1 with A2DP
Wi-Fi
Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n
USB
Yes, microUSB v2.0 Yes, microUSB v2.0
GPS
Yes, with A-GPS support Yes, with A-GPS support
Browser
HTML HTML

User Memory

Internal
4 GB storage, 1 GB RAM 4 GB, 512 MB RAM
Expandable Storage
microSD, up to 32 GB microSD, up to 32 GB

Sensors

Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC

Battery

Type
Standard battery, Li-Ion Li-Ion Battery
Capacity
1500 mAh 1800 mAh
Stand by
- Up to 200 h
Talk Time
- Up to 5 h
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