Phone Comparison - Karbonn A25 vs Karbonn A4+ vs Karbonn A90

general General Info

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

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0 (Ice Cream Sandwich)
Processor Dual-core 1 GHz Dual-core 1 GHz 1 GHz
GPU - - -
RAM 512 MB 512 MB 512 MB
Internal Memory 512 MB ROM 139 MB 512 MB ROM
External Memory microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen IPS LCD capacitive touchscreen IPS LCD capacitive touchscreen
Colors - 16M colors 256K colors
Size 5.0 inches 4.0 inches 4.0 inches
Resolution 480 x 800 pixels (187 ppi) 480 x 800 pixels (233 ppi) 480 x 800 pixels (233 ppi)
Screen-to-Body Ratio - - -
Multi-Touch yes yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels 3.2 MP, 2048x1536 pixels 5 MP, 2592x1944 pixels
Flash LED flash No LED flash
Features Auto focus, Geo-tagging Face Detection -
Video Yes Yes Yes
Front Camera Yes, VGA [Similar] No [Similar] Yes [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes Yes
Edge Yes, Class 12 Yes Yes
3G No No No
Bluetooth Yes, v3.0 Yes Yes
Wi-Fi Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot Wi-Fi 802.11 b/g/n, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes Yes
GPS Yes, with A-GPS support No No
Browser HTML HTML HTML

memory User Memory

Internal 512 MB ROM, 512 MB RAM 139 MB, 512 MB RAM 512 MB ROM, 512 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Ion Battery Li-Ion Battery
Capacity 2000 mAh 1250 mAh 1400 mAh
Stand by - - -
Talk Time - - -