| Hardware and OS BLU S91 Pro |
| Operating system: | Android 12 |
| Processor: | Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) |
| Chipset: | Mediatek MT6765V/CB Helio G37 (12 nm) |
| GPU: | PowerVR GE8320 |
| Internal memory: | 128GB 4GB RAM |
| External memory: | microSDXC |
| Display BLU S91 Pro |
| Type: | IPS LCD |
| Size: | 6.5 inches, 102.0 cm2 (~81.5% screen-to-body ratio) |
| Resolution: | 720 x 1600 pixels, 20:9 ratio |
| Connectivity BLU S91 Pro |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network: | HSDPA 850 / 900 / 1700 / 1900 / 2100 |
| 4G Network: | 1, 2, 3, 4, 5, 7, 12, 13, 17, 28, 66 |
| WLAN: | Wi-Fi 802.11 a/b/g/n/ac, Wi-Fi Direct, hotspot |
| Bluetooth: | 5.0, A2DP, LE |
| GPS: | Yes, with A-GPS |
| NFC: | No |
| USB: | USB Type-C 2.0, USB On-The-Go |
| Speed: | HSPA 42.2/5.76 Mbps, LTE |
| Technology: | GSM / HSPA / LTE |
| Main Camera BLU S91 Pro |
| Camera: | 50 MP, f/1.8 (wide), 0.7µm, PDAF
2 MP, f/2.4, 115º (ultrawide)
0.8 MP, f/2.4, (depth) |
| Features: | Dual-LED flash, HDR, panorama |
| Video: | 1080p@30fps |
| Selfie camera BLU S91 Pro |
| Camera: | 13 MP |
| Video: | 1080p@30fps |
| Multimedia BLU S91 Pro |
| 3.5 mm Jack: | Yes |
| Loudspeaker: | Yes |
| Battery BLU S91 Pro |
| Type: | Li-Po 5000 mAh, non-removable |
| Design BLU S91 Pro |
| SIM: | Dual SIM (Nano-SIM, dual stand-by) |
| Weight: | 202 g (7.13 oz) |
| Dimensions: | 164.7 x 76 x 8.9 mm (6.48 x 2.99 x 0.35 in) |
| Colors: | Black, Mint Green |
| Features BLU S91 Pro |
| Sensors: | Fingerprint (rear-mounted), accelerometer, proximity, compass |
