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Karbonn A21 vs Lava Iris 455

General Info

Manufacturer
Karbonn Lava
Announced
2012 April 2013
Status
Available Available - April 2013
Colors
Pearl White Black
Form Factor
Candybar Candybar
Dimension
- 137 x 68.5 x 9.92 mm
(5.39 x 2.7 x 0.39 in)
Weight
- 120 g (4.23 oz)
2G Network
GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 / 2100 - SIM 1 & SIM 2
3G Network
HSDPA 2100 HSDPA 900 / 2100
Messaging
SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

Display

Type
TFT capacitive touchscreen LCD capacitive touchscreen
Colors
256K colors 16M colors
Size
4.5 inches [Similar] 4.5 inches [Similar]
Resolution
480 x 800 pixels (207 ppi) [Similar] 540 x 960 pixels (245 ppi) [Similar]
Screen-to-Body Ratio
- 59.37%
Multi-Touch

Hardware and OS

OS
Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.1 (Jelly Bean)
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 4 GB
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 Yes
Features
Auto focus, Geo-tagging, Face Detection Auto focus, Geo-tagging
Video
Yes Yes
Front Camera
Yes, 1.3 MP [Similar] Yes [Similar]

Multimedia

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

Connectivity and Data Rate

GPRS
Yes Class 12 (4+1/3+2/2+3/1+4 slots), 32 - 48 kbps
Edge
Yes Yes
3G
HSDPA, 7.2 Mbps HSDPA, HSUPA
Bluetooth
Yes, v2.1 with A2DP Yes, v3.0 with A2DP
Wi-Fi
Wi-Fi 802.11 b/g/n 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, 512 MB 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
Li-Ion Battery Li-Ion Battery
Capacity
1800 mAh 1500 mAh
Stand by
Up to 200 h Up to 480 h
Talk Time
Up to 5 h Up to 6 h
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