| Hardware and OS | Infinix Hot S3X Pro | |
| Operating System | Android 8.1 (Oreo) | |
| Processor | Octa-core (4x1.4 GHz Cortex-A53 and 4x1.5 GHz Cortex-A53) CPUs | |
| Chipset | Qualcomm MSM8937 Snapdragon 430 (28 nm) | |
| RAM | 2/3 GB | |
| Memory Card Slot | Yes, up to 128 GB via microSD card | |
| GPU | Adreno 505 | |
| Display | Infinix Hot S3X Pro | other phones |
| Type | IPS LCD capacitive touchscreen, 16M colors | |
| Size | 6.2 inches, 96.7 cm2 (~82.0% screen-to-body ratio) | |
| Resolution | 720 x 1500 pixels | |
| Connectivity | Infinix Hot S3X Pro | other phones |
| 2G Network | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 | |
| 3G Network | HSDPA 850 / 1900 | |
| 4G Network | LTE band 1(2100), 3(1800), 5(850), 8(900), 40(2300), 41(2500) | |
| Technology | GSM / HSPA / LTE | |
| Speed | HSPA 42.2/11.5 Mbps, LTE Cat4 150/50 Mbps | |
| Bluetooth | Bluetooth 4.2, A2DP | |
| GPS | Yes | |
| NFC | No | |
| USB | Micro USB 2.0, USB OTG | |
| Wi-Fi | Wi-Fi 802.11 a/b/g/n, Wi-Fi Direct, hotspot | |
| Camera | Infinix Hot S3X Pro | other phones |
| Main camera | 13 2-megapixel main camera | |
| Camera Features | PDAF, Geo-tagging, panorama, f/2.0 aperture | |
| Camera Type | Double Lenses | |
| Video Recording | 1080p@30fps | |
| Selfie camera | 16-megapixel, 1.4µm | |
| Video Resolution | 1080p@30fps | |
| Multimedia | Infinix Hot S3X Pro | other phones |
| Headphone jack | Yes, 3.5mm audio jack | |
| FM Radio | Yes | |
| Loudspeaker | Yes | |
| Sound Enhancements | Active noise cancellation with dedicated mic | |
| Speaker Location | Chin, below display | |
| Design | Infinix Hot S3X Pro | other phones |
| Body build | Premium Plastic | |
| SIM | Dual SIM (Nano-SIM, dual stand-by) | |
| Dimensions | 156.7 x 75.3 x 8 mm (6.17 x 2.96 x 0.31 in) | |
| Weight | 174 g (4.02 oz) | |
| Battery | Infinix Hot S3X Pro | other phones |
| Capacity | Non-removable Li-Ion 4000 mAh battery | |
| Fast Charging | No | |
| Wireless Charging | No | |
| Music Play time | Up to 30 hours | |
| Standby time | Up to 380 hours | |
| TalkTime | Up to 24 hours | |
| Other features | Infinix Hot S3X Pro | other phones |
| Colors | Black, Grey, Blue | |
| Sensors | Fingerprint sensor (rear-mounted), Accelerometer, proximity | |
