| Secret codes BLU Grand M3 | 
| Hard reset BLU Grand M3 | 
| Root BLU Grand M3 | 
| Unlock BLU Grand M3 | 
| Firmware BLU Grand M3 | 
| Developer Mode BLU Grand M3 | 
| Bypass Lock Screen BLU Grand M3 | 
| Remove a Google account BLU Grand M3 | 
| BLU Grand M3 Factory Reset | 
| Bypass FRP BLU Grand M3 | 
| Screenshot BLU Grand M3 | 
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 OS: Android 8.1 Oreo (Go edition) CPU: Quad-core 1.3 GHz Cortex-A53 Display: 5.34" inc Camera: 8 MP, 
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| Hardware and OS BLU Grand M3 | |
| Operating system: | Android 8.1 Oreo (Go edition) | 
| Processor: | Quad-core 1.3 GHz Cortex-A53 | 
| Chipset: | Mediatek MT6739 (28 nm) | 
| GPU: | PowerVR GE8100 | 
| Internal memory: | 16 GB, 1 GB RAM | 
| External memory: | microSD, up to 64 GB | 
| Display BLU Grand M3 | |
| Type: | IPS LCD | 
| Size: | 5.34" inc | 
| Resolution: | 480 x 960 px | 
| Touchscreen: | capacitive touchscreen | 
| Screen-to-Body Ratio: | 70.0% | 
| Display area: | 73.6 cm2 | 
| Display aspect ratio: | 18:9 (height:width) | 
| Pixel Density: | 201 PPI | 
| Colors: | 16M | 
| Connectivity BLU Grand M3 | |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | 
| 3G Network: | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | 
| 4G Network: | LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 12(700), 17(700), 28(700) | 
| Wi-Fi: | Wi-Fi 802.11 b/g/n, hotspot | 
| Network: | GSM / HSPA / LTE | 
| SIM card: | Dual SIM (Nano-SIM/Micro-SIM, dual stand-by) | 
| Bluetooth: | 4.0, A2DP | 
| Edge: | Yes | 
| GPRS: | Yes | 
| GPS: | Yes, with A-GPS | 
| Speed: | HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps | 
| USB: | microUSB 2.0 | 
| Camera BLU Grand M3 | |
| Main camera: | 8 MP, Single | 
| Specs: | 8 MP, 1/5', 1.12µm, AF | 
| Features: | LED flash | 
| Features: | LED flash | 
| Video: | 1080p@30fps | 
| Selfie camera: | 5 MP, Single | 
| Specs: | 5 MP | 
| Multimedia BLU Grand M3 | |
| 3.5 mm Jack: | Yes | 
| Radio: | FM radio | 
| Design BLU Grand M3 | |
| Colors: | Black, Gold | 
| Dimensions: | 149.1 x 70.5 x 9.8 mm | 
| Weight: | 154 g | 
| Battery BLU Grand M3 | |
| Battery capacity: | 2500 mAh, Non-removable Li-Po | 
| Battery life: | Stand by time- Up to 675 h (2G) / Up to 550 h (3G) Talking time- Up to 20 h (2G) / Up to 16 h (3G)  | 
| Other BLU Grand M3 | |
| Release date: | 2018, June | 
| Sensors: | Fingerprint (rear-mounted), accelerometer, proximity | 
| Zosebo | March 17, 2024 | |
| Affordable price, long battery life, durable design, easy to use, reliable for calls and texts, basic internet browsing capabilities. | ||
| Reply         | ||
| ZywPale | May 01, 2024 | |
| Limited internal memory, low resolution display, outdated operating system. | ||
| Reply         | ||
| ZozHcwc | May 11, 2024 | |
| Good phone for basic use. | ||
| Reply         | ||