PhoneBunch

Karbonn A21 vs Karbonn A7 Star

General Info

Manufacturer
Karbonn Karbonn
Announced
2012 May 2013
Status
Available Available - May 2013
Colors
Pearl White Black, White
Form Factor
Candybar Candybar
Dimension
- -
Weight
- -
2G Network
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network
HSDPA 2100 No
Messaging
SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

Display

Type
TFT capacitive touchscreen TFT Capacitive Touchscreen
Colors
256K colors 16M colors
Size
4.5 inches [Similar] 4.5 inches [Similar]
Resolution
480 x 800 pixels (207 ppi) [Similar] 480 x 854 pixels (218 ppi) [Similar]
Screen-to-Body Ratio
- -
Multi-Touch

Hardware and OS

OS
Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0.4 (Ice Cream Sandwich)
Processor
Dual-core 1.2 GHz [Similar] Dual-core 1 GHz [Similar]
GPU
- -
RAM
512 MB [Browse Similar] 512 MB [Browse Similar]
Internal Memory
4 GB 164 MB
External Memory
microSD, up to 32 GB microSD, up to 32 GB

Camera

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

Multimedia

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

Connectivity and Data Rate

GPRS
Yes Yes
Edge
Yes Yes
3G
HSDPA, 7.2 Mbps No
Bluetooth
Yes, v2.1 with A2DP Yes, with A2DP
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, microUSB v2.0
GPS
Yes, with A-GPS support No
Browser
HTML HTML

User Memory

Internal
4 GB, 512 MB RAM 164 MB, 512 MB RAM
Expandable Storage
microSD, up to 32 GB microSD, up to 32 GB

Sensors

Fingerprint
Proximity Sensor
Accelerometer Sensor
NFC

Battery

Type
Li-Ion Battery Li-Ion Battery
Capacity
1800 mAh 1400 mAh
Stand by
Up to 200 h -
Talk Time
Up to 5 h -
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