Phone Comparison - Karbonn K451+ Sound Wave vs Karbonn Smart A12 Star

Karbonn K451+ Sound Wave
karbonn k451+ sound wave
Karbonn Smart A12 Star
karbonn smart a12 star
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general General Info

Manufacturer Karbonn Karbonn
Announced 2012 June 2014
Status Available Available - June 2014
Colors Silver/Black White, Black
Form Factor Candybar Candybar
Dimension 116.5 x 51.9 x 14.6 mm
(4.59 x 2.04 x 0.57 in)
124.2 x 64.2 x 10.1 mm
(4.89 x 2.53 x 0.4 in)
Weight - 130 g (4.59 oz)
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network N/A HSDPA 2100
Messaging SMS, MMS SMS, MMS, EMail, IM

hardware Hardware and OS

OS - Android OS, v4.4.2 (KitKat)
Processor - Dual-core 1.2 GHz, MTK 6572 [Similar]
GPU - Mali-400MP [Similar]
RAM N/A 512 MB [Browse Similar]
Internal Memory - 4 GB (2.4 GB internal storage)
External Memory microSD, up to 8 GB microSD, up to 32 GB

display Display

Type TFT IPS LCD Capacitive Touchscreen, Wide Viewing Angle
Colors 65K colors 16M colors
Size 2.4 inches [Similar] 4.0 inches [Similar]
Resolution 240 x 320 pixels (167 ppi) 480 x 800 pixels (233 ppi) [Similar]
Screen-to-Body Ratio 29.38% 57.23%
Multi-Touch no yes

multimedia Multimedia

3.5mm Jack yes yes
Radio FM radio; FM recording FM radio
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 1.3 MP, 1280 x 1024 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash No LED flash
Features - Geo-tagging, Face Detection, Panorama
Video Yes Yes, 720p
Front Camera No [Similar] Yes, VGA [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge No Yes
3G N/A HSDPA, 21 Mbps; HSUPA, 5.76 Mbps
Bluetooth Yes Yes, v2.0 A2DP, EDR
Wi-Fi No Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes Yes, microUSB v2.0
GPS No Yes, with A-GPS support
Browser Yes HTML

memory User Memory

Phonebook 500 entries Practically unlimited entries and fields, Photocall
Call Records Yes Practically unlimited
Internal - 4 GB (2.4 GB internal storage), 512 MB RAM
Expandable Storage microSD, up to 8 GB microSD, up to 32 GB

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 1800 mAh 1400 mAh
Stand by Up to 500 h Up to 300 h (2G)
Talk Time Up to 8 h -