Vivo S1 (V1907) vs Xiaomi Redmi 9A (128GB/6GB)
Side by side comparison between Vivo S1 vs Xiaomi Redmi 9A phones, differences, pros, cons and full specifications. What's the better?
,
6.38"
AMOLED
AMOLED
1080x2340
16
MP
MP
32mp
4GB
RAM
RAM
Octa-core
4500
mAh
mAh
(Non removable)
vs
6.53"
IPS
IPS
720x1600
13
MP
MP
5mp
6GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Vivo S1 (V1907)
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!
11 Advantages 
5 Advantages | 29 Common items in both devices |
| 128GB (108GB available) / 128GB (106GB available) |
| eMMC 5.1 |
| 16 million |
| LED flash |
| Only digital zoom |
| PDAF: phase detection autofocus |
| EIS: Digital stabilization |
| +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 | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Model | Vivo S1 (V1907) | Redmi 9A (128GB/6GB) |
| Other model names | BBK vivo S1 V1907 (Global) | Xiaomi Redmi 9A M2006C3LG, M2006C3LI |
| Country or region available |    India, Indonesia, (Global, International) |  China |
| Brand | Vivo | Xiaomi |
| Release date | 7/16/2019 | 7/7/2020, Announced: 6/30/2020 |
| Depth | feature not registered | 9 millimeters (0.35 inches) |
| Size (width x height) | feature not registered | 77.07 x 164.9 millimeters (3.03 x 6.49 in) |
| Weight | feature not registered | 194 grams (6.79 ounces) |
| Build, materials | feature not registered | Plastic body, glass front |
| Protection against water and others | Not supported | Not supported |
📲 Display | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Display type | Super AMOLED | TFT IPS LCD |
| Screen size | 6.38" inches | 6.53" inches |
| Screen-to-body ratio | feature not registered | ~81% (screen-to-body ratio) |
| Display resolution | 1080x2340 pixels | 720x1600 pixels (20:9) |
| Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
| Pixel density (dot pitch) | 404 PPI | 269 PPI |
| Colors | 16 million | 16 million |
| Scratch-resistant glass | Not supported | Not supported |
| Refresh rate | feature not registered | 60Hz |
| Display features | feature not registered | 400nits[typ] |
🤖 Operating System | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| System version | Android 9.0 Pie | Android 10 |
| Firmware update | feature not registered | feature not registered |
| User Interface | feature not registered | feature not registered |
⚙️ Processor | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Chipset | 64bit: MediaTek MT6768 (12nm) | 64bit: MediaTek Helio G25 (MT6762G) (12nm) |
| CPU | Octa-core, 2 processors: 2x 2GHz ARM Cortex-A75 (Dual-core) 6x 1.7GHz ARM Cortex-A55 (Hexa-core) | Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core) |
| GPU graphical controller | feature not registered | PowerVR GE8320 MP2 (650MHz) |
| Performance (benchmark) | feature not registered | AnTuTu: 84175 (v8) |
💽 Memory and storage | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| RAM memory | 4GB LPDDR4X | 6GB LPDDR4X |
| Internal storage | 128GB (108GB available) eMMC 5.1 | 128GB (106GB available) eMMC 5.1 |
| External storage | Until 256GB microSD, microSDXC (dedicated slot) | Until 512GB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Dual-SIM | Dual-SIM Standby - Call active on one sim card (dedicated 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 | GSM 850/900/1800/1900 |
| Primary 3G network | UMTS 850/900/1900/2100 | 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 Cat6 (1, 2 ,3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 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, UMTS, 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 | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Back camera (main camera) | (triple camera) 16 megapixels 8MP ultrawide f/2.213mm 5MP depth f/2.4 | 13 megapixels |
| Main camera resolution | 4608x3456 pixels | 4128x3096 pixels |
| Video recording (primary) | 4K UHD (3840x2160) 30 fps | Full HD (1920x1080) 30 fps |
| Flash | LED flash | LED flash |
| Focal aperture | feature not registered | f/2.2 (aperture) |
| Focal length | feature not registered | 28mm (lens) |
| Sensor size | 1/2.8" inches | feature not registered |
| Pixel size | 1.12µm pixel | 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 | Not supported |
| HDR | HDR photo on both cameras | HDR photo on both cameras |
| Camera extras | feature not registered | feature not registered |
📸 Front camera | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Front camera (secondary) | 32 megapixels | 5 megapixels |
| Front camera resolution | 6528x4896 pixels | 2560x1920 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 | 1.12µm pixel |
🔉 Sound and multimedia | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| 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.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 (V1907) | Redmi 9A (128GB/6GB) | |
| USB | MicroUSB 2.0, USB OTG On-The-Go | MicroUSB 2.0, USB OTG On-The-Go |
| Audio output | 3.5mm jack | 3.5mm jack |
| TV output | Not supported | Micro-B USB SlimPort |
| 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 b/g/n [wifi4] (2.4GHz) 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 | Not supported | Not supported |
🧭 Sensors | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Sensors | Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (under display) Gyroscope Proximity sensor | Accelerometer Ambient light sensor Face unlock 2D Proximity sensor |
| Vibrating alert | Supported | Supported |
🔋 Battery | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| Battery type | LiPo: li-ion polymer (Non removable) | LiPo: li-ion polymer (Non removable) |
| Battery capacity | 4500 mAh | 5000 mAh |
| Charger, watts | Wired charging | 10W (5V/2A) Wired 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 (V1907) | Redmi 9A (128GB/6GB) | |
| 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: Skyline Blue, Cosmic Green • 19.5:9 display ratio • Always On Display • FunTouch OS 9 | • Colors: Carbon Gray, Sky Blue, Ocean Green • MIUI 12 |
☢️ Radiation rate | ||
| Vivo S1 (V1907) | Redmi 9A (128GB/6GB) | |
| SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | 0.9W/kg (head), 0.65W/kg (body) |
| SAR 2W/kg (Europe, UK, etc.) | feature not registered | 0.4W/kg (head), 1.19W/kg (body) |