Phone Comparison - Samsung Galaxy Express vs Karbonn A21

Samsung Galaxy Express
samsung galaxy express
Karbonn A21
karbonn a21
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general General Info

Manufacturer Samsung Karbonn
Announced January 2013 2012
Status Available - March 2013 Available
Colors White Pearl White
Form Factor Candybar Candybar
Dimension 132.2 x 69.1 x 9.3 mm
(5.2 x 2.72 x 0.37 in)
-
Weight 139.1 g (4.9.0.04 oz) -
2G Network GSM 850 / 900 / 1800 / 1900 GSM 900 / 1800 / 1900 - SIM 1 & SIM 2
3G Network HSDPA 850 / 900 / 2100 HSDPA 2100
4G Network LTE 800 / 900 / 1800 / 2600 -
Messaging SMS, MMS, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.1 (Jelly Bean) Android OS, v4.0 (Ice Cream Sandwich)
Processor Dual-core 1.2 GHz [Similar] Dual-core 1.2 GHz [Similar]
GPU - -
RAM 1 GB [Browse Similar] 512 MB [Browse Similar]
Internal Memory 8 GB storage 4 GB
External Memory microSD, up to 32 GB microSD, up to 32 GB

display Display

Type Super AMOLED Plus capacitive touchscreen TFT capacitive touchscreen
Colors 16M colors 256K colors
Size 4.5 inches [Similar] 4.5 inches [Similar]
Resolution 480 x 800 pixels (207 ppi) [Similar] 480 x 800 pixels (207 ppi) [Similar]
Screen-to-Body Ratio 63.29% -
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio Stereo FM radio with RDS, FM r No
Games Yes + Downloadable Yes + Downloadable
Loud Speaker yes yes

camera Camera

Rear Camera 5 MP, 2592х1944 pixels [Similar] 5 MP, 2592х1944 pixels [Similar]
Flash LED flash LED flash
Features Auto focus, Geo-tagging, Touch Focus, Face Detection Auto focus, Geo-tagging, Face Detection
Video Yes, 720p@30fps Yes
Front Camera Yes, 1.3 MP, 720p@30fps [Similar] Yes, 1.3 MP [Similar]

connectivity Connectivity and Data Rate

GPRS Yes Yes
Edge Yes Yes
3G HSPA, LTE HSDPA, 7.2 Mbps
Bluetooth Yes, v4.0 with A2DP, EDR Yes, v2.1 with A2DP
Wi-Fi Wi-Fi 802.11 a/b/g/n, dual-band, Wi-Fi Direct, Wi-Fi hotspot Wi-Fi 802.11 b/g/n
USB Yes, microUSB v2.0 (MHL) Yes, microUSB v2.0
GPS Yes, with A-GPS support and GLONASS Yes, with A-GPS support
Browser HTML5 HTML

memory User Memory

Internal 8 GB storage, 1 GB RAM 4 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 present
Accelerometer Sensor accelerometer sensor present accelerometer sensor present
NFC NFC supported NFC not supported

battery Battery

Type Standard battery, Li-Ion Li-Ion Battery
Capacity 2000 mAh 1800 mAh
Stand by Up to 830 h (2G)
Up to 770 h (3G)
Up to 200 h
Talk Time Up to 22 h 30 min (2G)
Up to 11 h 30 min (3G)
Up to 5 h