Comparison of Vivo Y31 (2015) and BLU Grand Mini [S]ave
| Attribute |  Vivo Y31 (2015) × |  BLU Grand Mini × |
|---|---|---|
| General | ||
| Brand | Vivo | Blu |
| Launch | ||
| Announced | 2015-09-01 | 2017-08-01 |
| Body | ||
| Width (mm) | 8.4 | 8.6 |
| Length (mm) | 137.2 | 132 |
| Height (mm) | 68.8 | 66 |
| Weight (g) | 137 | 132 |
| SIM | Dual SIM | Dual SIM (Micro-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 5.1 (Lollipop) | Android 6.0 (Marshmallow) |
| Chipset | Mediatek MT6580 (28 nm) | Mediatek MT6570 (28 nm) |
| CPU | Quad-core 1.3 GHz Cortex-A7 | Dual-core 1.3 GHz Cortex-A7 |
| GPU | Mali-400MP2 | Mali-400 |
| Memory | ||
| Card slot | microSDXC (dedicated slot) | microSDXC |
| Internal |
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| Display | ||
| Size (in) | 4.7 | 4.5 |
| Resolution (px) | 720 x 1280 | 480 x 854 |
| Display Type | IPS LCD | TFT |
| Battery | ||
| Type | Li-Po | Li-Po |
| Capcity (mAh) | 2100 | 1500 |
| Main Camera | ||
| Main Camera Type | Single | Single |
| Main Camera Properties |
|
|
| Main Camera Video | 720p@30fps | 720p@30fps |
| Main Camera Features | LED flash, HDR | 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 | 4.0, A2DP |
| GPS | + | + |
| NFC | - | - |
| Radio | FM radio | FM radio |
| USB | microUSB 2.0 | microUSB 2.0 |
| Sound | ||
| Loudspeaker | + | + |
| 3.5mm jack | + | + |
| Features | ||
| Sensors |
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| Misc | ||
| Colors |
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| Models |
| - |
| Stand-by (h) | - | 500 |
| Talk time (h) | - | Up to 20 h (2G) / Up to 15 h (3G) |
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