Phone Comparison - Karbonn A21 vs Huawei Premia 4G M931

Karbonn A21
karbonn a21
Huawei Premia 4G M931
huawei premia 4g m931
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general General Info

Manufacturer Karbonn Huawei
Announced 2012 March 2013
Status Available Available - March 2013
Colors Pearl White Black
Form Factor Candybar Candybar
Dimension - 126 x 64.3 x 12.2 mm
(4.96 x 2.53 x 0.48 in)
Weight - 140 g (4.94 oz)
2G Network GSM 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 850 / 1700 / 1900
3G Network HSDPA 2100 N/A
4G Network - LTE 1900 / 1700
Messaging SMS, MMS, Push Mail, EMail, IM SMS, MMS, Push Mail, EMail, IM

hardware Hardware and OS

OS Android OS, v4.0 (Ice Cream Sandwich) Android OS, v4.0 (Ice Cream Sandwich)
Processor Dual-core 1.2 GHz [Similar] Dual-core 1.5 GHz, Qualcomm MSM8960 Snapdragon [Similar]
GPU - Adreno 225 [Similar]
RAM 512 MB [Browse Similar] 1 GB [Browse Similar]
Internal Memory 4 GB 4 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 16M colors
Size 4.5 inches [Similar] 4.0 inches [Similar]
Resolution 480 x 800 pixels (207 ppi) [Similar] 480 x 800 pixels (233 ppi) [Similar]
Screen-to-Body Ratio - 56.33%
Multi-Touch yes yes

multimedia Multimedia

3.5mm Jack yes yes
Radio No 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, Face Detection Auto focus, Geo-tagging, Touch Focus, Face Detection
Video Yes Yes
Front Camera Yes, 1.3 MP [Similar] Yes, 1.3 MP, 720p [Similar]

connectivity Connectivity and Data Rate

GPRS Yes No
Edge Yes No
3G HSDPA, 7.2 Mbps LTE
Bluetooth Yes, v2.1 with A2DP Yes, v3.0 with A2DP
Wi-Fi Wi-Fi 802.11 b/g/n Wi-Fi 802.11 b/g/n, DLNA, Wi-Fi hotspot
USB Yes, microUSB v2.0 Yes, microUSB v2.0
GPS Yes, with A-GPS support Yes, with A-GPS support
Browser HTML HTML

memory User Memory

Internal 4 GB, 512 MB RAM 4 GB, 1 GB 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 not supported NFC not supported

battery Battery

Type Li-Ion Battery Li-Ion Battery
Capacity 1800 mAh 1650 mAh
Stand by Up to 200 h Up to 150 h
Talk Time Up to 5 h Up to 6 h