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Summary
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| Display |
2.4" (6.1 cm) 240x320 px
| 2.4" (6.1 cm) 240x320 px
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| Rear Camera |
1.3 MP Single Camera
| 1.3 MP Single Camera
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| Battery |
1200 mAh
| 1800 mAh
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| Performance |
N/A
| N/A
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| Front Camera |
N/A
| N/A
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| Storage |
N/A
| N/A
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| Expert Rating |
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| User Rating |
3.3/5 based on 353 ratings
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| Compare Prices |
Not Available in any store
Notify me when it's available
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BLU B21 is permanently discontinued.
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General
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| Launch Date |
February 21, 2014 (Official) |
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Performance
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Display
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| Display Type |
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LCD |
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| Screen Size |
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2.4 " (6.1 cm) |
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| Resolution |
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240x320 px |
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| Pixel Density |
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167 ppi |
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Design
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| Colours |
Black, Red, White |
Black |
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Camera
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Main Camera
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| Camera Setup |
Single |
Single |
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| Resolution |
1.3 MP Primary Camera |
1.3 MP Primary Camera |
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| Flash |
, LED Flash |
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| Image Resolution |
1280 x 1024 Pixels |
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| Camera Features |
Digital Zoom |
Digital Zoom |
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Front Camera
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Battery
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| Capacity |
1200 mAh |
1800 mAh |
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| Type |
Li-ion |
Li-ion |
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Storage
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| Expandable Memory |
, Up to 8 GB |
, Up to 8 GB |
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Network & Connectivity
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| SIM Slot(s) |
Dual SIM, GSM+GSM |
Dual SIM, GSM+GSM |
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| Network Support |
5G Not Supported in India, 2G |
5G Not Supported in India, 2G |
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| SIM 1 |
2G Bands: GSM 1800 / 900 MHz GPRS: Available
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GPRS: Available
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| SIM 2 |
2G Bands: GSM 1800 / 900 MHz
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| Wi-Fi |
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No |
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| Bluetooth |
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Multimedia
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| FM Radio |
, Recording option |
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| Loudspeaker |
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| Audio Jack |
3.5 mm |
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| Video Player |
, Video Formats: KMV, MPEG4 |
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| Ring Tone |
Music ringtones, Vibration |
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| Music |
, Music Formats: MP3 |
, Music Formats: , MP3 Player, Big Speaker |
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| Special Features |
Torch Light, Multi Languages, Auto Call Recording, Mobile Tracker |
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Sensors
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| Games |
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| Java |
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No |
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| Browser |
, WAP |
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| Phone Book |
, Limited, 500 entries, Black List |
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| SMS |
, SMS Storage 300 |
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| MMS |
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| Other Facilities |
Calculator, Stopwatch, World clock, Calendar, Alarm |
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