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Karbonn A21 vs LG Optimus F7

General Info

Manufacturer
Karbonn LG
Announced
2012 February 2013
Status
Available Available - June 2013
Colors
Pearl White Black, White
Form Factor
Candybar Candybar
Dimension
- 131.7 x 68.2 x 9.6 mm
(5.19 x 2.69 x 0.38 in)
Weight
- 133 g (4.69 oz)
2G Network
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 850 / 900 / 1800 / 1900
3G Network
HSDPA 2100 HSDPA 900 / 1900 / 2100
4G Network
- LTE
Messaging
SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

Display

Type
TFT capacitive touchscreen True HD-IPS LCD capacitive touchscreen
Colors
256K colors 16M colors
Size
4.5 inches [Similar] 4.7 inches [Similar]
Resolution
480 x 800 pixels (207 ppi) [Similar] 720 x 1280 pixels (312 ppi) [Similar]
Screen-to-Body Ratio
- 68.00%
Multi-Touch

Hardware and OS

OS
Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.1.2 (Jelly Bean)
Processor
Dual-core 1.2 GHz [Similar] Dual-core 1.5 GHz [Similar]
GPU
- -
RAM
512 MB [Browse Similar] 1 GB [Browse Similar]
Internal Memory
4 GB 8 GB
External Memory
microSD, up to 32 GB microSD, up to 32 GB

Camera

Rear Camera
5 MP, 2592х1944 pixels [Similar] 8 MP, 3264 x 2448 pixels [Similar]
Flash
LED flash LED flash
Features
Auto focus, Geo-tagging, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection, Voice Shutter
Video
Yes Yes, 1080
Front Camera
Yes, 1.3 MP [Similar] Yes, 1.3 MP [Similar]

Multimedia

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

Connectivity and Data Rate

GPRS
Yes Yes
Edge
Yes Yes
3G
HSDPA, 7.2 Mbps HSDPA, HSUPA, LTE
Bluetooth
Yes, v2.1 with A2DP Yes
Wi-Fi
Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, Wi-Fi hotspot, DLNA
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, 512 MB RAM 8 GB, 1 GB 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 2540 mAh
Stand by
Up to 200 h Up to 300 h
Talk Time
Up to 5 h Up to 13 h
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