Comparison of Micromax Bolt A51 and BLU Advance 4.0 [S]ave
| Attribute |  BLU Advance 4.0 × |  Micromax Bolt A51 × |
|---|---|---|
| General | ||
| Brand | Blu | Micromax |
| Launch | ||
| Announced | 2013-12-01 | 2013-04-01 |
| Body | ||
| Width (mm) | 12.4 | 12.8 |
| Length (mm) | 125 | 118.5 |
| Height (mm) | 65 | 62.5 |
| Weight (g) | 124 | 118 |
| SIM | Dual SIM (Mini-SIM, dual stand-by) | Dual SIM |
| Network | ||
| Technology |
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| 2G bands |
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| 3G bands |
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| Speed |
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| Platform | ||
| OS | Android 4.2 (Jelly Bean) | Android 2.3.7 (Gingerbread) |
| Chipset | Mediatek MT6572 (28 nm) | - |
| CPU | Dual-core 1.3 GHz Cortex-A7 | 832 MHz |
| GPU | Mali-400 | - |
| Memory | ||
| Card slot | microSDHC (dedicated slot) | microSDHC (dedicated slot) |
| Internal |
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| Display | ||
| Size (in) | 4 | 3.5 |
| Resolution (px) | 480 x 800 | 320 x 480 |
| Display Type | TFT | TFT |
| Battery | ||
| Type | Li-Ion | Li-Ion |
| Capcity (mAh) | 1600 | 1500 |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
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| Main Camera Video | 720@30fps | Yes |
| Main Camera Features | LED flash | LED flash |
| Selfie Camera | ||
| Selfie Camera Type | Single | Single |
| Selfie Camera Properties |
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| Comms | ||
| WLAN | Wi-Fi 802.11 b/g/n, hotspot | Wi-Fi 802.11 b/g/n, hotspot |
| Bluetooth | 4.0, A2DP | 3.0 |
| GPS | + | - |
| NFC | - | - |
| Radio | Stereo FM radio | FM radio |
| USB | microUSB 2.0 | microUSB |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | + | + |
| Features | ||
| Sensors |
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| Misc | ||
| Colors |
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| Stand-by (h) | 600 | 140 |
| Talk time (h) | Up to 15 h (2G) / Up to 9 h (3G) | Up to 4 h 30 min |
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