Vivo S1 (V1831A) vs Lenovo Legion Duel 2 (256GB)
Side by side comparison between Vivo S1 vs Lenovo Legion Duel 2 phones, differences, pros, cons and full specifications. What's the better?
,
6.33"
IPS
IPS
1080x2340
12
MP
MP
25mp
6GB
RAM
RAM
Octa-core
3940
mAh
mAh
(Non removable)
vs
6.92"
AMOLED
AMOLED
1080x2460
64
MP
MP
44mp
12GB
RAM
RAM
Octa-core
5500
mAh
mAh
(Non removable)
What's the better phone? Lenovo Legion Duel 2 (256GB)
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!
7 Advantages 
23 Advantages | 23 Common items in both devices |
| 16 million |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| HDR photo on both cameras / HDR photo/video on both cameras |
| Capacitive |
| Multitouch |
| +16 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 | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Model | Vivo S1 (V1831A) | Legion Duel 2 (256GB) |
| Other model names | BBK vivo S1 (China) V1831 | Lenovo Legion Phone Duel 2 |
| Country or region available |  China |  (Global, International) |
| Brand | Vivo | Lenovo |
| Release date | 4/1/2019 | 5/10/2021, Announced: 4/8/2021 |
| Depth | 8.54 millimeters (0.34 inches) | 9.9 millimeters (0.39 inches) |
| Size (width x height) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) | 78.5 x 176 millimeters (3.09 x 6.93 in) |
| Weight | 190 grams (6.65 ounces) | 259 grams (9.07 ounces) |
| Build, materials | feature not registered | Aluminum frame, glass front/back Back: RGB LED light panel |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Display type | TFT IPS LCD | AMOLED |
| Screen size | 6.33" inches | 6.92" inches |
| Screen-to-body ratio | ~80% (screen-to-body ratio) | ~82.3% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 1080x2460 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch 10-points |
| Pixel density (dot pitch) | 407 PPI | 388 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Gorilla Glass 5 |
| Refresh rate | feature not registered | 144Hz |
| Display features | feature not registered | 1300nits[peak] HDR10+ 111% DCI-P3 Touch Sampling Rate: 720Hz |
🤖 Operating System | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| System version | Android 9.0 Pie | Android 11 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | ZUI 12.5 |
⚙️ Processor | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Chipset | 64bit: MediaTek MT6771WT Helio P70 (12nm) | 64bit: Qualcomm Snapdragon 888 (SM8350) (5nm) |
| CPU | Octa-core, 2 processors: 4x 2.1GHz ARM Cortex-A73 (Quad-core) 4x 2GHz ARM Cortex-A53 (Quad-core) | Octa-core, 3 processors: 1x 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core) |
| GPU graphical controller | ARM Mali-G72 MP3 900Mhz | Qualcomm Adreno 660 (840MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 809642 (v9) |
💽 Memory and storage | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| RAM memory | 6GB LPDDR4X | 12GB LPDDR5 |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 256GB (218GB available) UFS 3.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Not supported |
📶 Mobile networks | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Dual-SIM Standby - Call active on one sim card |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 2 slots (Dual-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 3000/1024 Mbps |
| Network technology | 2G, 3G, 4G | 2G, 3G, 4G, 5G |
| 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 | CDMA 800, GSM 850/900/1800/1900 | CDMA 800/1900, GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 | CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100 |
| Primary 4G network | LTE Cat7 (Bands 1, 3, 5, 8) TD-LTE (Bands 34, 38, 39, 40, 41) VoLTE | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (1, 2, 3, 7, 8, 20, 25, 28, 38, 40, 41, 66, 71, 77, 78, 79) |
| 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 | GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
| Secondary 2G network | GSM 850/900/1800/1900 | GSM 850/900/1800/1900 |
| Secondary 3G network | Not supported | UMTS 850/900/1700/1900/2100 |
| Secondary 4G network | Not supported | LTE Cat18 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 32) TD-LTE (34, 38, 39, 40, 41, 42, 43) VoLTE |
| Secondary data network | GPRS, EDGE | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6 |
📷 Camera | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Back camera (main camera) | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 | (dual camera) 64 megapixels 16MP ultrawide f/2.2123°16mm1.0µm |
| Main camera resolution | 4000x3000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 8K UHD (7680x4320) 24 fps |
| Flash | LED flash | Dual-LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.9 (aperture) |
| Focal length | 13mm (lens) | 25mm (lens) |
| Sensor size | feature not registered | 1/1.32" inches |
| Pixel size | feature not registered | 1µm pixel |
| 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 | Supported |
| HDR | HDR photo on both cameras | HDR photo/video on both cameras |
| Camera extras | feature not registered | 8K@24fps 4K@30/60fps 1080p@30/60fps 1080p@240fps (slow motion) HDR10+ |
📸 Front camera | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Front camera (secondary) | 25 megapixels | 44 megapixels *Motorized pop-up camera (slider) |
| Front camera resolution | 5760x4320 pixels | 7680x5720 pixels |
| Video recording (secondary) | Full HD (1920x1080) | 4K UHD (3840x2160) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | 24mm (lens) |
| Sensor size | feature not registered | 1/2.65" inches |
| Pixel size | feature not registered | 1µm pixel |
🔉 Sound and multimedia | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Loudspeaker | Supported | Stereo sound with dual speakers Dolby Atmos |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | Not supported |
| TV | Not supported | Not supported |
| Video formats | MP4, H.265, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
| Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
| Audio output | 3.5mm jack | Type-C reversible connector |
| TV output | Not supported | USB Type-C (reversible) |
| Bluetooth | 5.0 + A2DP/LE | 5.2 + 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/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
| DLNA | Not supported | Not supported |
| GPS | A-GPS, GeoTagging, GLONASS, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
🧭 Sensors | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3940 mAh | 5500 mAh |
| Charger, watts | 18W Wired fast charging | 90W Wired fast charging |
| Inductive / wireless charging | feature not registered | Not supported |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| Call control | Voice dialing, Voice recorder | Voice dialing, Voice recorder, Voice commands |
| 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: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera | • Colors: Ultimate Black, Titanium White • Built-in two cooling fans • Gaming triggers: 6 pressure sensitive zones: 4 ultrasonic buttons (top), 2 capacitive sliding buttons (back) |
☢️ Radiation rate | ||
| Vivo S1 (V1831A) | Lenovo Legion Duel 2 (256GB) | |
| 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 |