Phone Comparison - Karbonn A21 vs Micromax A89 Ninja

Karbonn A21
karbonn a21
Micromax A89 Ninja
micromax a89 ninja
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general General Info

Manufacturer Karbonn Micromax
Announced 2012 February 2013
Status Available Available - February 2013
Colors Pearl White Black
Form Factor Candybar Candybar
Dimension - 116 x 62 x 11.5 mm
(4.57 x 2.44 x 0.45 in )
Weight - 95 g (3.35 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 GSM 900 / 1800 - SIM 1 & SIM 2
3G Network HSDPA 2100 HSDPA 2100
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0.4 (Ice Cream Sandwich)
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 2 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type TFT capacitive touchscreen TFT capacitive touchscreen
Colors 256K colors 256K colors
Size 4.5 inches [Similar] 3.97 inches [Similar]
Resolution 480 x 800 pixels (207 ppi) [Similar] 480 x 800 pixels (235 ppi) [Similar]
Screen-to-Body Ratio - 62.38%
Multi-Touch yes yes

multimedia Multimedia

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

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 3.15 MP, 2048x1536 pixels [Similar]
Flash LED flash No
Features Auto focus, Geo-tagging, Face Detection -
Video Yes Yes, VGA
Front Camera Yes, 1.3 MP [Similar] No [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSDPA, 7.2 Mbps HSDPA, HSUPA
Bluetooth Yes, v2.1 with A2DP Yes, v2.1
Wi-Fi Wi-Fi 802.11 b/g/n Yes
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes
Browser HTML HTML

memory User Memory

Internal 4 GB, 512 MB RAM 2 GB, 512 MB RAM
Expandable Storage microSD, up to 32 GB microSD, up to 32 GB

Apps Sensors

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

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 1800 mAh 1450 mAh
Stand by Up to 200 h Up to 170 h
Talk Time Up to 5 h Up to 4 h