Vivo S1 (V1831A) All specs
Full specifications phone: Vivo S1 (V1831A) specs, detailed technical information, features, price and review. All about this phone.
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The Vivo S1 (V1831A) is a good Android phone with 2.1GHz Octa-core processor that allows run games and heavy applications.
An advantage of the Vivo S1 (V1831A) is the possibility of using two mobile carriers, a Dual-SIM device with two SIM card slots.
Good connectivity of this device includes Bluetooth 5.0 + A2DP/LE, WiFi 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO, but it lacks NFC connection.
Including the battery, the Vivo S1 (V1831A) phone has 190 grams and it's a very thin device, only 8.54mm.
Summary
*depends on the model⚙️ CPU: MediaTek MT6771WT Helio P70 (12nm)
🤖 Android 9.0
📱 6.33" / 6.38"*
TFT IPS LCD / Super AMOLED*
TFT IPS LCD / Super AMOLED*
🔳 RAM: 4GB / 6GB*
💽 ROM: 128GB
💽 ROM: 128GB
🔌 WIFI5, BT5.0, FM
📷 (triple camera) 12MP + 8MP + 5MP*
🤳 (front) 25MP*
🤳 (front) 25MP*
🔋 3940mAh / 4500mAh*
⚡ 18W
⚡ 18W
📱 Model features | |
| Vivo S1 (V1831A) | |
| Model | Vivo S1 (V1831A) |
| Other model names | BBK vivo S1 (China) V1831 |
| Country or region available |  China |
| Brand | Vivo |
| Release date | 4/1/2019 |
| Depth | 8.54 millimeters (0.34 inches) |
| Size (width x height) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) |
| Weight | 190 grams (6.65 ounces) |
| Build, materials | feature not registered |
| Protection against water and others | Not supported |
📲 Display | |
| Vivo S1 (V1831A) | |
| Display type | TFT IPS LCD |
| Screen size | 6.33" inches |
| Screen-to-body ratio | ~80% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch |
| Pixel density (dot pitch) | 407 PPI |
| Colors | 16 million |
| Scratch-resistant glass | Not supported |
| Refresh rate | feature not registered |
| Display features | feature not registered |
🤖 Operating System | |
| Vivo S1 (V1831A) | |
| System version | Android 9.0 Pie |
| Firmware update | feature not registered |
| User Interface | feature not registered |
⚙️ Processor | |
| Vivo S1 (V1831A) | |
| Chipset | 64bit: MediaTek MT6771WT Helio P70 (12nm) |
| CPU | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | ARM Mali-G72 MP3 900Mhz |
| Performance (benchmark) | feature not registered |
💽 Memory and storage | |
| Vivo S1 (V1831A) | |
| RAM memory | 6GB LPDDR4X |
| Internal storage | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | |
| Vivo S1 (V1831A) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps |
| Network technology | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details |
| GSM MHz band | Quad-Band 850/900/1800/1900 |
| Primary 2G network | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported |
| Primary data network | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
| Secondary 2G network | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported |
| Secondary 4G network | Not supported |
| Secondary data network | GPRS, EDGE |
📷 Camera | |
| Vivo S1 (V1831A) | |
| Back camera (main camera) | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 |
| Main camera resolution | 4000x3000 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash |
| Focal aperture | f/1.8 (aperture) |
| Focal length | 13mm lens |
| Sensor size | feature not registered |
| Pixel size | feature not registered |
| Autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported |
| Image stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection |
| BSI sensor | Not supported |
| HDR | HDR photo on both cameras |
| Camera extras | feature not registered |
📸 Front camera | |
| Vivo S1 (V1831A) | |
| Front camera (secondary) | 25 megapixels |
| Front camera resolution | 5760x4320 pixels |
| Video recording (secondary) | Full HD (1920x1080) |
| Front flash | Not supported |
| Focal aperture | f/2.0 (aperture) |
| Focal length | feature not registered |
| Sensor size | feature not registered |
| Pixel size | feature not registered |
🔉 Sound and multimedia | |
| Vivo S1 (V1831A) | |
| Loudspeaker | Supported |
| Active noise cancellation | 2 microphones or more |
| Radio | FM |
| TV | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | |
| Vivo S1 (V1831A) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack |
| TV output | Not supported |
| Bluetooth | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported |
| Infrared port | Not supported |
🧭 Sensors | |
| Vivo S1 (V1831A) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported |
🔋 Battery | |
| Vivo S1 (V1831A) | |
| Battery type | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3940 mAh |
| Charger, watts | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered |
| Talk time autonomy | feature not registered |
| Standby | feature not registered |
➕ Other features | |
| Vivo S1 (V1831A) | |
| Call control | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported |
| Video calling | Supported |
| Ringtones | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 |
| Antenna | Internal antenna |
| Qwerty physical keyboard | Not supported |
| Miscellaneous | • Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera |
☢️ Radiation rate | |
| Vivo S1 (V1831A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered |
Vivo S1 versions (variations) with different specifications
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