Vivo S1 (V1831T) vs Samsung Galaxy Quantum 2
Side by side comparison between Vivo S1 vs Samsung Galaxy Quantum 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
6.7"
AMOLED
AMOLED
1440x3200
64
MP
MP
10mp
6GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy Quantum 2
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!
4 Advantages 
18 Advantages | 25 Common items in both devices |
| 6GB LPDDR4X |
| 128GB (108GB available) / 128GB (102GB available) |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| HDR photo on both cameras / HDR photo/video on both cameras |
| +18 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 highlight๐ฑ Model features | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Model | Vivo S1 (V1831T) | Galaxy Quantum 2 |
| Other model names | BBK vivo S1 (China) V1831 | Galaxy Quantum 2 5G (SM-A826S), ๊ฐค๋ญ์ ํํ 2 (SKT) |
| Country or region available |  China |  South Korea |
| Brand | Vivo | Samsung |
| Release date | 4/1/2019 | 4/23/2021, Announced: 4/13/2021 |
| Depth | 8.54 millimeters (0.34 inches) | 8.1 millimeters (0.32 inches) |
| Size (width x height) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) | 73.8 x 161.9 millimeters (2.91 x 6.37 in) |
| Weight | 190 grams (6.65 ounces) | 176 grams (6.16 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
๐ฒ Display | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Display type | TFT IPS LCD | Dynamic AMOLED |
| Screen size | 6.33" inches | 6.7" inches |
| Screen-to-body ratio | ~80% (screen-to-body ratio) | ~90.7% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 1440x3200 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 407 PPI | 524 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 120Hz |
| Display features | feature not registered | 1200nits[peak] Always-On Display |
๐ค Operating System | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| System version | Android 9.0 Pie | Android 11 |
| Firmware update | feature not registered | Android 13 |
| User Interface | feature not registered | One UI 3.1 / 4.1 / 5.0 |
โ๏ธ Processor | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Chipset | 64bit: MediaTek MT6771WT Helio P70 (12nm) | 64bit: Qualcomm Snapdragon 855+ (SM8150-AC) (7nm) |
| 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 2.96GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.8GHz Kryo 485 (Quad-core) |
| GPU graphical controller | ARM Mali-G72 MP3 900Mhz | Qualcomm Adreno 640 (672MHz) |
| Performance (benchmark) | feature not registered | feature not registered |
๐ฝ Memory and storage | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| RAM memory | 6GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 128GB (102GB available) UFS 3.0 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
๐ถ Mobile networks | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated slot) | Not supported |
| SIM card | 2 slots (Dual-SIM) nano-SIM (4FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
| Maximum Download / Upload | 300/50 Mbps | 2000/1024 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 | GSM 850/900/1800/1900 |
| Primary 3G network | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 | 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 Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
| Primary 5G network | Not supported | SA/NSA/Sub6 (78) |
| 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA |
| Secondary 2G network | GSM 850/900/1800/1900 | Not supported |
| Secondary 3G network | Not supported | Not supported |
| Secondary 4G network | Not supported | Not supported |
| Secondary data network | GPRS, EDGE | Not supported |
๐ท Camera | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Back camera (main camera) | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 | (triple camera) 64 megapixels 12MP ultrawide f/2.2123ยฐ1.12ยตm 5MP macro f/2.4 |
| Main camera resolution | 4000x3000 pixels | 10120x6328 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | 4K UHD (3840x2160) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | f/1.8 (aperture) | f/1.8 (aperture) |
| Focal length | 13mm lens | 26mm lens |
| Sensor size | feature not registered | 1/1.72" inches |
| Pixel size | feature not registered | 0.8ยตm pixel |
| Autofocus | PDAF: phase detection autofocus | PDAF: phase detection autofocus |
| Touch focus | Supported | Supported |
| Image stabilization | EIS: Digital stabilization | OIS: Optical 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 | 4K@30fps 1080p@30/60fps 1080p@240fps (slow motion) |
๐ธ Front camera | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Front camera (secondary) | 25 megapixels | 10 megapixels |
| Front camera resolution | 5760x4320 pixels | 3872x2592 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.2 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | feature not registered | feature not registered |
๐ Sound and multimedia | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Loudspeaker | Supported | Stereo sound |
| 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 |
๐ Connectivity | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| 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 | 5.0 + 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, BeiDou | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou |
| NFC | Not supported | Supported |
| Infrared port | Not supported | Not supported |
๐งญ Sensors | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| 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 |
๐ Battery | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 3940 mAh | 4500 mAh |
| Charger, watts | 18W Wired fast charging | 25W 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 |
โ Other features | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| 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 | โข Colors: Ice black, Blue, Pink โข 19.5:9 display ratio โข Always On Display โข FunTouch OS 9 โข Motorized pop-up front camera | โข Colors: Black, White, Violet |
โข๏ธ Radiation rate | ||
| Vivo S1 (V1831T) | Galaxy Quantum 2 | |
| 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 |