| Hardware and OS | BLU J7L | |
| Operating system | Android 10 (Go edition) | |
| Processor | Quad-core 1.4 GHz Cortex-A53 | |
| Internal memory | 32GB 1GB RAM | |
| External memory | microSDXC | |
| GPU | Mali-T820 | |
| Display | BLU J7L | other phones |
| Size | 5.7 inches, 83.8 cm2 | |
| Resolution | 720 x 1440 pixels, 18:9 ratio | |
| Type | IPS LCD | |
| Main Camera | BLU J7L | other phones |
| Camera | 8 MP | |
| Features | LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | BLU J7L | other phones |
| Camera | 8 MP | |
| Video | 720p@30fps | |
| Connectivity | BLU J7L | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 | |
| 4G Network | 1, 2, 3, 4, 5, 7, 12, 17, 28 | |
| Bluetooth | 4.0, A2DP | |
| GPS | Yes, with A-GPS | |
| NFC | No | |
| Speed | HSPA 42.2/5.76 Mbps, LTE | |
| Technology | GSM / HSPA / LTE | |
| USB | microUSB 2.0 | |
| WLAN | Wi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspot | |
| Multimedia | BLU J7L | other phones |
| 3.5 mm Jack | Yes | |
| Loudspeaker | Yes | |
| Radio | FM radio | |
| Battery | BLU J7L | other phones |
| Type | Li-Ion 3000 mAh | |
| Design | BLU J7L | other phones |
| Colors | Blue, Black, Violet, Tan | |
| Dimensions | 155 x 74.7 x 10.9 mm (6.10 x 2.94 x 0.43 in) | |
| Weight | 173 g (6.10 oz) | |
| SIM | Dual SIM (Nano-SIM/Micro-SIM, dual stand-by) | |
| Features | BLU J7L | other phones |
| Sensors | Fingerprint (rear-mounted), accelerometer | |
