Xiaomi Redmi Note 7 (12MP 32GB) vs Vivo S1 (V1831A)
Side by side comparison between Xiaomi Redmi Note 7 vs Vivo S1 phones, differences, pros, cons and full specifications. What's the better?
,
6.3"
IPS
IPS
1080x2340
12
MP
MP
13mp
3GB
RAM
RAM
Octa-core
4000
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 (V1831A)
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!
9 Advantages 
9 Advantages | 29 Common items in both devices |
| eMMC 5.1 |
| Until 256GB microSD, microSDXC |
| TFT IPS LCD |
| 16 million |
| 1080x2340 pixels |
| Only digital zoom |
| PDAF: phase detection autofocus |
| +22 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 | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Model | Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) |
| Other model names | Xiaomi Note 7 M1901F7H, M1901F7I, Xiaomi Lavender | BBK vivo S1 (China) V1831 |
| Country or region available |  India |  China |
| Brand | Xiaomi | Vivo |
| Release date | 3/13/2019, Announced: 1/10/2019 | 4/1/2019 |
| Depth | 8.1 millimeters (0.32 inches) | 8.54 millimeters (0.34 inches) |
| Size (width x height) | 75.21 x 159.21 millimeters (2.96 x 6.27 in) | 75.93 x 161.97 millimeters (2.99 x 6.38 in) |
| Weight | 186 grams (6.51 ounces) | 190 grams (6.65 ounces) |
| Build, materials | Plastic body, glass front/back Back: Gorilla Glass 5 | feature not registered |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Display type | TFT IPS LCD | TFT IPS LCD |
| Screen size | 6.3" inches | 6.33" inches |
| Screen-to-body ratio | ~81.4% (screen-to-body ratio) | ~80% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels (19.5:9) | 1080x2340 pixels |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 409 PPI | 407 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Gorilla Glass 5 | Not supported |
| Refresh rate | 60Hz | feature not registered |
| Display features | Not supported | feature not registered |
🤖 Operating System | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| System version | Android 9.0 Pie | Android 9.0 Pie |
| Firmware update | Android 10 | feature not registered |
| User Interface | MIUI 10 / 11 / 12 | feature not registered |
⚙️ Processor | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Chipset | 64bit: Qualcomm Snapdragon 660 (SDM660) (14nm) | 64bit: MediaTek MT6771WT Helio P70 (12nm) |
| CPU | Octa-core, 2 processors: 4x 2.2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (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 512 (650MHz) | ARM Mali-G72 MP3 900Mhz |
| Performance (benchmark) | AnTuTu: 139075 (v7) Geekbench: 5411 (v4.4) GFXBench: 7.7fps (ES 3.1 onscreen) | feature not registered |
💽 Memory and storage | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| RAM memory | 3GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 32GB (21GB available) eMMC 5.1 | 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 | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| 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 | 450/50 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 | M1901F7H version: UMTS 850/900/1700/1900/2100 M1901F7I version: UMTS 850/900/1900/2100 | CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/2100 |
| Primary 4G network | LTE Cat9 VoLTE M1901F7H version: LTE (1, 2, 3, 4, 5, 7, 28) TD-LTE (38, 40, 41) M1901F7I version: LTE (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) | 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+, TD-LTE, 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 | M1901F7H version: UMTS 850/900/1700/1900/2100 M1901F7I version: UMTS 850/900/1900/2100 | Not supported |
| Secondary 4G network | LTE Cat9 VoLTE M1901F7H version: LTE (1, 2, 3, 4, 5, 7, 28) TD-LTE (38, 40, 41) M1901F7I version: LTE (1, 3, 5, 7, 8, 20) TD-LTE (38, 40, 41) | Not supported |
| Secondary data network | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A | GPRS, EDGE |
📷 Camera | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Back camera (main camera) | (dual camera) 12 megapixels 2MP depth f/2.4 | (triple camera) 12 megapixels 8MP ultrawide f/2.2 5MP depth f/2.4 |
| Main camera resolution | 4000x3000 pixels | 4000x3000 pixels |
| Video recording (primary) | Full HD (1920x1080) 60 fps | 4K UHD (3840x2160) 30 fps |
| Flash | Dual-LED flash | LED flash |
| Focal aperture | f/2.2 (aperture) | f/1.8 (aperture) |
| Focal length | feature not registered | 13mm lens |
| Sensor size | 1/2.9" inches | feature not registered |
| Pixel size | 1.25µm pixel | 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 on both cameras | HDR photo on both cameras |
| Camera extras | 1080p@30/60fps 1080p@120fps (slow motion) | feature not registered |
📸 Front camera | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Front camera (secondary) | 13 megapixels | 25 megapixels |
| Front camera resolution | 4128x3096 pixels | 5760x4320 pixels |
| Video recording (secondary) | Full HD (1920x1080) | Full HD (1920x1080) |
| Front flash | Not supported | Not supported |
| Focal aperture | f/2.0 (aperture) | f/2.0 (aperture) |
| Focal length | feature not registered | feature not registered |
| Sensor size | feature not registered | feature not registered |
| Pixel size | 1.12µm pixel | feature not registered |
🔉 Sound and multimedia | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Loudspeaker | Mono sound (not stereo) | Supported |
| Active noise cancellation | 2 microphones or more | 2 microphones or more |
| Radio | FM | FM |
| 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 | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| USB | USB 2.0 Type-C reversible connector | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Not supported |
| 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, BeiDou |
| NFC | Not supported | Not supported |
| Infrared port | Supported | Not supported |
🧭 Sensors | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4000 mAh | 3940 mAh |
| Charger, watts | 18W Wired fast charging Quick Charge 4 | 18W Wired fast charging |
| Inductive / wireless charging | Not supported | feature not registered |
| Talk time autonomy | feature not registered | feature not registered |
| Standby | feature not registered | feature not registered |
➕ Other features | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| 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: Space black, Nebula red, Neptune blue | • Colors: Ice black, Blue, Pink • 19.5:9 display ratio • Always On Display • FunTouch OS 9 • Motorized pop-up front camera |
☢️ Radiation rate | ||
| Redmi Note 7 (12MP 32GB) | Vivo S1 (V1831A) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | 0.962W/kg (head), 0.838W/kg (body) | feature not registered |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |