Phone Comparison - Karbonn A21 vs Asus Memo

Karbonn A21
karbonn a21
Asus Memo
asus memo
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general General Info

Manufacturer Karbonn Asus
Announced 2012 January 2012
Status Available Available - September 2012
Colors Pearl White Black
Form Factor Candybar Candybar
Dimension - 199 x 117 x 12 mm
(7.83 x 4.61 x 0.47 in)
Weight - 389 g (13.72 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 N/A
3G Network HSDPA 2100 N/A
Messaging SMS, MMS, Push Mail, EMail, IM , Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0.1 (Ice Cream Sandwich)
Processor Dual-core 1.2 GHz [Similar] Dual-core 1.2 GHz Cortex-A9, Qualcomm MSM8260 Snapdragon [Similar]
GPU - Adreno 220 [Similar]
RAM 512 MB [Browse Similar] 1 GB [Browse Similar]
Internal Memory 4 GB 16/32 GB storage
External Memory microSD, up to 32 GB No

display Display

Type TFT capacitive touchscreen IPS LCD, capacitive touchscreen
Colors 256K colors 16M colors
Size 4.5 inches [Similar] 7.0 inches [Similar]
Resolution 480 x 800 pixels (207 ppi) [Similar] 800 x 1280 pixels (216 ppi) [Similar]
Screen-to-Body Ratio - 60.82%
Multi-Touch yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash LED flash No
Features Auto focus, Geo-tagging, Face Detection Auto focus, Geo-tagging
Video Yes Yes, 1080p
Front Camera Yes, 1.3 MP [Similar] Yes, 1.2 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes No
Edge Yes No
3G HSDPA, 7.2 Mbps N/A
Bluetooth Yes, v2.1 with A2DP Yes, v2.1 with A2DP, EDR
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML5, Adobe Flash

memory User Memory

Internal 4 GB, 512 MB RAM 16/32 GB storage, 1 GB RAM
Expandable Storage microSD, up to 32 GB No

Apps Sensors

Fingerprint fingerprint not supported fingerprint not supported
Proximity Sensor proximity sensor present proximity sensor present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
NFC NFC not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Po Battery
Capacity 1800 mAh 4400 mAh
Stand by Up to 200 h Up to 300 h
Talk Time Up to 5 h Up to 9 h