Lenovo Phab 2 Pro (PB2-690Y) vs Vivo S1 (V1831T)
Side by side comparison between Lenovo Phab 2 Pro vs Vivo S1 phones, differences, pros, cons and full specifications. What's the better?
,
6.4"
IPS
IPS
1440x2560
16
MP
MP
8mp
4GB
RAM
RAM
Octa-core
4050
mAh
mAh
(Non removable)
vs
6.33"
IPS
IPS
1080x2340
12
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3940
mAh
mAh
(Non removable)
What's the better phone? Vivo S1 (V1831T)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
5 Advantages 
13 Advantages | 24 Common items in both devices |
| Until 256GB microSD, microSDXC |
| TFT IPS LCD |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| (front) Full HD (1920x1080) |
| +17 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Model | Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) |
| Other model names | Lenovo Phab2 Pro Dual-Sim 64GB PB2-690Y (AT&T/T-Mobile) | BBK vivo S1 (China) V1831 |
| Country or region available |  USA |  China |
| Brand | Lenovo | Vivo |
| Release date | 11/1/2016 | 4/1/2019 |
| Depth | 10.7 millimeters (0.42 inches) | 8.54 millimeters (0.34 inches) |
| Size (width x height) | 88.6 x 179.8 millimeters (3.49 x 7.08 in) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) |
| Weight | 259 grams (9.07 ounces) | 190 grams (6.65 ounces) |
| Build, materials | feature not registered | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.4" inches | 6.33" inches |
| Screen-to-body ratio | ~70.9% (screen-to-body ratio) | ~80% (screen-to-body ratio) |
| Display resolution | 1440x2560 pixels | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch 10-points | Capacitive Multitouch |
| Pixel density (dot pitch) | 459 PPI | 407 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | feature not registered |
| Display features | feature not registered | feature not registered |
🤖 Operating System | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| System version | Android 6.0.1 Marshmallow | Android 9.0 Pie |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Chipset | 64bit: Qualcomm Snapdragon 652 MSM8976 (28nm) | 64bit: MediaTek MT6771WT Helio P70 (12nm) |
| CPU | Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core) | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | Qualcomm Adreno 510 600Mhz | ARM Mali-G72 MP3 900Mhz |
| Performance (benchmark) | feature not registered | feature not registered |
💽 Memory and storage | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| RAM memory | 4GB LPDDR3 | 6GB LPDDR4X |
| Internal storage | 64GB (52GB available) | 128GB (108GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot) | Until 256GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot) | Dual-SIM Standby - Call active on one sim card (dedicated slot) |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 300/50 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
| Frequency, bands | Expand band details Collapse details | |
| GSM MHz band | Quad-Band 850/900/1800/1900 | Quad-Band 850/900/1800/1900 |
| Primary 2G network | GSM 850/900/1800/1900 | CDMA 800, GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1700/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | LTE Cat6 700/800/850/1700/1900/2300/2600 (Bands 2,4,5,7,12,17,20,30) | LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE |
| Primary 5G network | Not supported | Not supported |
| Primary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE, LTE-A | 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 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | GPRS, EDGE |
📷 Camera | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Back camera (main camera) | 16 megapixels | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 |
| Main camera resolution | 4608x3456 pixels | 4000x3000 pixels |
| Video recording (primary) | Full HD (1920x1080) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | feature not registered | f/1.8 (aperture) |
| Focal length | feature not registered | 13mm lens |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
| Zoom | Only digital zoom | Only digital zoom |
| Face/smile detection | Face detection, Smile detection | Face detection, Smile detection |
| BSI sensor | Not supported | Not supported |
| HDR | HDR photo only main camera | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Front camera (secondary) | 8 megapixels | 25 megapixels |
| Front camera resolution | 3264x2448 pixels | 5760x4320 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.2 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.4µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Loudspeaker | Supported | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| TV | Not supported | Not supported |
| Video formats | MP4, H.264, H.263, WMV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| USB | MicroUSB 2.0 | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| Bluetooth | 4.0 + A2DP | 5.0 + A2DP/LE |
| WiFi | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS | A-GPS, GeoTagging, GLONASS, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Sensors | Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4050 mAh | 3940 mAh |
| Charger, watts | Wired charging | 18W Wired fast charging |
| Inductive / wireless charging | feature not registered | feature not registered |
| Talk time autonomy | 18 hours | feature not registered |
| Standby | 312 hours (13 days) | feature not registered |
➕ Other features | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder |
| Messaging | SMS (T9), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
| Hands-free calling | Supported | Supported |
| Video calling | Supported | Supported |
| Ringtones | Polyphonic and customized | Polyphonic and customized |
| Web browser | HTML, XHTML, HTML5 | HTML, XHTML, HTML5 |
| Antenna | Internal antenna | Internal antenna |
| Qwerty physical keyboard | Not supported | Not supported |
| Miscellaneous | • Colors: Gunmetal Grey, Champagne Gold • Aluminum body • 2.5D curved glass • 75° wide angle front camera • Dolby Atmos audio (capture 5.1) • Quick Charge 3.0 • Fast battery charging • Google Tango • Rear camera with depth and motion tracking sensor • Verizon and Sprint not supported | • Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera |
☢️ Radiation rate | ||
| Lenovo Phab 2 Pro (PB2-690Y) | Vivo S1 (V1831T) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |