Phone Comparison - Karbonn K440 vs Karbonn K451+ Sound Wave

Karbonn K440
karbonn k440
Karbonn K451+ Sound Wave
karbonn k451+ sound wave
Add 3rd Phone

general General Info

Manufacturer Karbonn Karbonn
Announced 2012 2012
Status Available Available
Colors Black/White, Black/Red Silver/Black
Form Factor Candybar Candybar
Dimension 119.5 x 54 x 13.5 mm
(4.7 x 2.13 x 0.53 in)
116.5 x 51.9 x 14.6 mm
(4.59 x 2.04 x 0.57 in)
Weight - -
2G Network GSM 900 / 1800 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network N/A N/A
Messaging SMS, MMS SMS, MMS

hardware Hardware and OS

OS - -
Processor - -
GPU - -
RAM N/A N/A
Internal Memory - -
External Memory microSD, up to 16 GB microSD, up to 8 GB

display Display

Type TFT TFT
Colors 256K colors 65K colors
Size 2.6 inches [Similar] 2.4 inches [Similar]
Resolution 240 x 320 pixels (154 ppi) 240 x 320 pixels (167 ppi)
Screen-to-Body Ratio 32.38% 29.38%
Multi-Touch no no

multimedia Multimedia

3.5mm Jack no yes
Radio FM radio; FM recording FM radio; FM recording
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 1.3 MP, 1280 x 1024 pixels [Similar] 1.3 MP, 1280 x 1024 pixels [Similar]
Flash No No
Features - -
Video Yes Yes
Front Camera No [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge No No
3G N/A N/A
Bluetooth Yes Yes
Wi-Fi No No
USB Yes Yes
GPS No No
Browser Yes Yes

memory User Memory

Phonebook 1000 entries 500 entries
Call Records Yes Yes
Internal - -
Expandable Storage microSD, up to 16 GB microSD, up to 8 GB

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 2100 mAh 1800 mAh
Stand by Up to 800 h Up to 500 h
Talk Time Up to 12 h Up to 8 h