| Hardware and OS | Energizer Hardcase H591S | |
| Operating system | Android 8.1 (Oreo) | |
| Processor | Octa-core 2.0 GHz Cortex-A53 | |
| Chipset | Mediatek MT6763 Helio P23 (16 nm) | |
| GPU | Mali-G71 MP2 | |
| Internal memory | 64 GB, 6 GB RAM | |
| External memory | microSD, up to 32 GB (uses SIM 2 slot) | |
| Display | Energizer Hardcase H591S | other phones |
| Type | TFT | |
| Size | 5.99" inc | |
| Resolution | 1080 x 1920 px | |
| Protection | Corning Gorilla Glass 3 | |
| Touchscreen | capacitive touchscreen | |
| Screen-to-Body Ratio | 75.9% | |
| Display area | 98.9 cm2 | |
| Display aspect ratio | 16:9 (height:width) | |
| Pixel Density | 368 PPI | |
| Colors | 16M | |
| Connectivity | Energizer Hardcase H591S | other phones |
| 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), 8(900), 12(700), 17(700), 19(800), 20(800), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, WiFi Direct, hotspot | |
| Network | GSM / HSPA / LTE | |
| SIM card | Hybrid Dual SIM (Nano-SIM, dual stand-by) | |
| Bluetooth | 4.2, A2DP, LE | |
| Edge | Yes | |
| GPRS | Yes | |
| GPS | Yes, with A-GPS | |
| NFC | Yes | |
| Speed | HSPA, LTE-A | |
| USB | 2.0, Type-C 1.0 reversible connector, USB On-The-Go | |
| Camera | Energizer Hardcase H591S | other phones |
| Main camera | 16 MP, Dual | |
| Specs | 16 MP, AF
-VGA, depth sensor | |
| Features | Dual-LED flash | |
| Video | 1080p@30fps | |
| Selfie camera | 8 MP, Dual | |
| Multimedia | Energizer Hardcase H591S | other phones |
| 3.5 mm Jack | Yes | |
| Radio | No | |
| Design | Energizer Hardcase H591S | other phones |
| Colors | Black | |
| Dimensions | 164.2 x 79.4 x 12.2 mm | |
| Weight | 260 g | |
| Battery | Energizer Hardcase H591S | other phones |
| Battery capacity | 5800 mAh, Non-removable Li-Ion | |
| Other | Energizer Hardcase H591S | other phones |
| Release date | 2019, February | |
| Sensors | Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass | |
