| Official | BDT 21,990 |
| Unofficial | N/A |
| International | N/A |

vivo S1 at a glance:
- Price: BDT 21,990
- Battery: 4500 mAh
- Screen: 6.38 inches, 1080 x 2340 pixels – 404 PPI density
- Processor: Octa-core, – MediaTek Helio P65
- RAM: 6 GB
- Storage: 128 GB
- OS: Android 9.0 (Pie)
- Camera: Triple 16+8+2 MP
- Selfie: 32 Megapixel
vivo S1 Full Specifications
| LAUNCH | |
| Status | ❌ Discontinued |
| Announced | 2019, July |
| NETWORK | |
| Technology | 2G, 3G, 4G |
| Speed | Unknown |
| GPRS | ✅ |
| EDGE | ✅ |
| BATTERY | |
| Type and Capacity | Non-removable Li-Po 4500 mAh battery |
| Fast Charging & Others | ✅Fast battery charging 18W |
| BODY | |
| Dimensions | 159.5 x 75.2 x 8.1 millimeters |
| Weight | 179 grams |
| Build | Glass front, plastic back |
| Water Resistance | ❌ |
| DISPLAY | |
| Size | 6.38 inches |
| Resolution | 1080 x 2340 pixels, 19.5:9 ratio – 404 PPI density |
| Type | Super AMOLED capacitive touchscreen, 16M colors |
| Multi-touch | ✅ |
| Protection | Always-on display |
| PERFORMANCE | |
| Operating System | AndAndroid 9.0 (Pie); Funtouch 9 |
| Processor (CPU) | Octa-Core, up to 2.0 GHz |
| Chipset | MediaTek Helio P65 (12 nm) |
| Graphics processing unit | Mali-G52 MC2 |
| STORAGE | |
| RAM | 4/6 GB |
| ROM | 128 GB |
| Card slot | ✅ up to 256 GB (dedicated slot) |
| Main CAMERA | |
| Resolution | Triple 16+8+2 MP |
| Features | 16 MP, f/1.8, (wide), 1/2.8″, 1.12µm, PDAF 8 MP, f/2.2, 13mm (ultrawide) 2 MP, f/2.4, depth sensor LED flash, HDR, panorama |
| Video Recording | Full HD (1080p) |
| Selfie CAMERA | |
| Resolution | 32 MP |
| Features | f/2.0 |
| Video Recording | Full HD (1080p) |
| SOUND | |
| 3.5mm Jack | ✅ |
| Loudspeaker | ✅ Yes, with stereo speakers |
| Alert types | MP3, Ringtones, Vibration |
| CONNECTIVITY | |
| Bluetooth | ✅ Yes |
| WLAN | ✅ Dual-band, WiFi Direct, Hotspot |
| GPS | ✅ A-GPS |
| NFC | ❌ |
| Infrared port | ❌ |
| Radio | ✅ |
| USB | ✅ MicroUSB v2.0, USB-on-the-go (OTG) |
| OTG | ✅ |
| USB Type-C | ✅ |
| SIM Card Type | Dual SIM (Nano-SIM, Dual stand-by) |
| FEATURES | |
| Sensors | Fingerprint (under display), accelerometer, proximity, compass |
| Fingerprint | ✅ |
| Face Unlock | ✅ |
| Others | N/A |
| MISC | |
| Manufactured by | Vivo |
| Made in | China |
| Colors Available | Diamond Black, Skyline Blue, Cosmic Green |
vivo S1 Reviews
The price of this smartphone is 21,990 BDT. This vivo S1 comes with a 4500 mAh battery and a 6.38-inch display. The back camera is of Triple 16+8+2 Megapixel. The Selfie camera is 32 Megapixels. It has 6 GB RAM and 128 GB internal storage and can be expanded by a dedicated MicroSD slot up to 256 GB. MediaTek Helio P65 Chipset, Octa-core, Processor, and Mali-G52 MC2 GPU power it. There is also a Fingerprint (under display) in this device.

VERDICT
| Advantages | Disadvantages |
|---|---|
| ✅Great design-water drop display | ❌ No 4K video rec. |
| ✅Big battery life | ❌ Higher price |
| ✅ fast charging | ❌Average performance |
| ✅ Huge storage | |
| ✅Great camera | |
| ✅Under display fingerprint |
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