| Hardware and OS vivo S1 (China) |
| Operating system: | Android 9.0 (Pie); Funtouch 9 |
| Processor: | Octa-core (4x2.1 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53) |
| Chipset: | Mediatek MT6771 Helio P70 (12nm) |
| Internal memory: | 128GB 6GB RAM |
| External memory: | microSDXC |
| GPU: | Mali-G72 MP3 |
| Display vivo S1 (China) |
| Size: | 6.53 inches, 104.7 cm2 |
| Resolution: | 1080 x 2340 pixels, 19.5:9 ratio |
| Type: | IPS LCD capacitive touchscreen, 16M colors |
| Main Camera vivo S1 (China) |
| Camera: | 12 MP, f/1.8, 13mm (ultrawide), PDAF
8 MP, f/2.2, (wide)
5 MP, f/2.4, (depth) |
| Features: | LED flash, HDR, panorama |
| Video: | 2160p@30fps, 1080p@30fps |
| Selfie camera vivo S1 (China) |
| Camera: | Motorized pop-up 25 MP, f/2.0 |
| Features: | HDR |
| Video: | 1080p@30fps |
| Connectivity vivo S1 (China) |
| 2G Network: | GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 |
| 3G Network: | HSDPA 850 / 900 / 2100 |
| 4G Network: | LTE band 1(2100), 3(1800), 5(850), 8(900), 34(2000), 38(2600), 39(1900), 40(2300), 41(2500) |
| Bluetooth: | 5.0, A2DP, LE |
| CDMA: | CDMA 800 & TD-SCDMA |
| GPS: | Yes, with A-GPS, GLONASS, BDS |
| Speed: | HSPA 42.2/5.76 Mbps, LTE-A (2CA) Cat7 300/50 Mbps |
| Technology: | GSM / CDMA / HSPA / LTE |
| USB: | microUSB 2.0 |
| WLAN: | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Multimedia vivo S1 (China) |
| 3.5 mm Jack: | Yes |
| Loudspeaker: | Yes |
| Radio: | FM radio |
| Battery vivo S1 (China) |
| Capacity: | Non-removable Li-Po 3940 mAh battery |
| Design vivo S1 (China) |
| Colors: | Blue, Pink, Ice black |
| Dimensions: | 162 x 76 x 8.5 mm (6.38 x 2.99 x 0.33 in) |
| Weight: | 189.5 g (6.70 oz) |
| SIM: | Dual SIM (Nano-SIM, dual stand-by) |
| Features vivo S1 (China) |
| Sensors: | Fingerprint (rear-mounted), accelerometer, proximity, compass |
