Xiaomi Redmi 7A vs Vivo S1 - comparison
| Xiaomi Redmi 7A | Vivo S1 | 
| Change Model   | Change Model   | 
|   |   | 
| Buy Now ₹5,799.00 | Buy Now ₹17,990.00 | 
Comparison Overview Xiaomi Redmi 7A vs Vivo S1
| Key Feature- Xiaomi Redmi 7A | Key Feature- Vivo S1 | 
|---|---|
| Display: 5.45 inch, Resolution: 720x1440 ~ 295 PPI pixel density | Display: 6.38 inch, Resolution: 1080x2340 ~ 403 PPI pixel density | 
| Camera : Back Camera - 12 MP, FrontCamera - 5 MP | Camera : Back Camera - 16 + 8 + 2 MP, FrontCamera - 32 MP | 
| Memory : RAM - 2 GB, Internal Memory - 16 GB, Extendable - 256 GB | Memory : RAM - 4 GB, Internal Memory - 128 GB, Extendable - 256 GB | 
| Processor : Octa Core - 2.0 GHz Qualcomm Snapdragon 439 with Adreno 505 GPU | Processor : Octa Core - 2.0 GHz Helio P65 (MT6768) with ARM Mali G52 GPU | 
Reason to Buy Xiaomi Redmi 7A over Vivo S1
| Weight | |
| Xiaomi Redmi 7A | 165 gm | 
| Vivo S1 | 179 gm | 
| Price | |
| Xiaomi Redmi 7A | 5799 Rs | 
| Vivo S1 | 17990 Rs | 
Reason to Buy Vivo S1 over Xiaomi Redmi 7A
| Announced on | |
| Vivo S1 | August 2019 | 
| Xiaomi Redmi 7A | July 2019 | 
| Back Camera | |
| Vivo S1 | 16 + 8 + 2 MP | 
| Xiaomi Redmi 7A | 12 MP | 
| Front Camera | |
| Vivo S1 | 32 MP | 
| Xiaomi Redmi 7A | 5 MP | 
| Display Size | |
| Vivo S1 | 6.38 inch | 
| Xiaomi Redmi 7A | 5.45 inch | 
| Pixel Density | |
| Vivo S1 | 403 ppi | 
| Xiaomi Redmi 7A | 295 ppi | 
| Display resolution | |
| Vivo S1 | 1080x2340 pixels | 
| Xiaomi Redmi 7A | 720x1440 pixels | 
| RAM | |
| Vivo S1 | 4 GB | 
| Xiaomi Redmi 7A | 2 GB | 
| Antutu Benchmarks Score | |
| Vivo S1 | 138000 | 
| Xiaomi Redmi 7A | 83500 | 
| Processor | |
| Vivo S1 | Helio P65 (MT6768) , Octa Core - 2.0 GHz | 
| Xiaomi Redmi 7A | Qualcomm Snapdragon 439 , Octa Core - 2.0 GHz | 
| Internal Memory | |
| Vivo S1 | 128 GB | 
| Xiaomi Redmi 7A | 16 GB | 
| Battery Capacity | |
| Vivo S1 | 4500 mAh | 
| Xiaomi Redmi 7A | 4000 mAh | 
| Thickness | |
| Vivo S1 | 8.13 mm | 
| Xiaomi Redmi 7A | 9.55 mm | 
| Sensors | |
| Vivo S1 | Fingerprint (In-display), Accelerometer, Light, Compass, Proximity | 
| Xiaomi Redmi 7A | Accelerometer, Light, Proximity, Compass | 
Common features in Vivo S1 and Xiaomi Redmi 7A
| Expandable Memory | |
| Xiaomi Redmi 7A | 256 GB | 
| Vivo S1 | 256 GB | 
| Network Technology | |
| Xiaomi Redmi 7A | GSM, HSPA, LTE, VoLTE | 
| Vivo S1 | GSM, HSPA, LTE, VoLTE | 
Compare Specification - Xiaomi Redmi 7A vs Vivo S1
| Xiaomi Redmi 7A | Vivo S1 | |
| General | ||
|---|---|---|
| Brand Name | Xiaomi | Vivo | 
| Model Name | Redmi 7A | S1 | 
| Announced On | 2019-07-01 | 2019-08-08 | 
| Network Technology | GSM  HSPA  LTE  VoLTE | GSM  HSPA  LTE  VoLTE | 
| Internet Connectivity | GPRS, EDGE,HSPA, LTE | GPRS, EDGE,HSPA, LTE | 
| SIM | Dual SIM (Nano-SIM + Nano-SIM) | Dual SIM (Nano-SIM + Nano-SIM) | 
| Operating System | Android v9.0 (Pie) | Android v9.0 (Pie) | 
| Display | ||
| Display Size | 5.45-inch | 6.38-inch | 
| Display Type | HD+ FullView Display | HD+ FullView Display | 
| Resolution | 720x1440 Pixels | 1080x2340 Pixels | 
| Pixel density | 295PPI | 403PPI | 
| Display Feature | Water Drop Display | |
| Processor | ||
| ChipSet | Qualcomm Snapdragon 439 | Helio P65 (MT6768) | 
| CPU | Octa Core - 2.0 GHz | Octa Core - 2.0 GHz | 
| GPU | Adreno 505 | ARM Mali G52 | 
| Memory | ||
| RAM | 2GB | 4GB | 
| Internal Memory | 16GB | 128GB | 
| Expandable Memory | 256GB | 256GB | 
| Camera | ||
| Back Camera | 12MP | 16 + 8 + 2MP | 
| Front Camera | 5MP | 32MP | 
| Camera Feature | Back Camera Feature Flash :    Led Flash  F2.2 Aperture Front Camera Feature Flash :    Aperture: F2.2 | Back Camera Feature Flash :    Led Flash  Aperture: f/1.78 (16MP) + f/2.2 (8MP) + f/2.4 (2MP)  PDAF Autofocus + Video Recording: 1080p Front Camera Feature Flash :    F2.0 Aperture | 
| Connectivity | ||
| WiFi | Yes, Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | Yes, Wi-Fi 802.11 b/g/n, Wi-Fi hotspot | 
| Bluetooth | Yes, v4.2 | Yes, v5.0 | 
| Radio | FM Radio | FM Radio | 
| USB | Micro USB | Micro USB | 
| HeadPhone | 3.5 mm standard jack | 3.5 mm standard jack | 
| Connectivity Features | ||
| GPS | Yes, with A-GPS | Yes, with A-GPS | 
| Sensors | Accelerometer  Light  Proximity  Compass | Fingerprint (In-display)  Accelerometer  Light  Compass  Proximity | 
| Battery | ||
| Battery | 4000 mAh Lithium-ion | 4500 mAh Lithium-ion | 
| Battery StandBy | ||
| Battery Talktime | ||
| Other | ||
| Dimension | 146.3 x 70.4 x 9.55 mm | 159.5 x 75.2 x 8.13 mm | 
| Weight | 165gm | 179gm | 
                            More about -  Xiaomi Redmi 7A 
                        
                        Xiaomi Redmi 7A (MZB7799IN / MZB7798IN / MZB7995IN) smartphone powered by Octa Core - 2.0GHz Qualcomm Snapdragon 439 processor, features 5.45 inch HD+ FullView display, 2GB RAM, 16GB Internal Memory, 4000mAh lithium-ion battery
                            More about - Vivo S1
                        
                        Vivo S1 (1907) smartphone features a 6.38-inch screen, 16+8+2 MP triple rear camera, 32MP front camera, 4GB RAM, and 128GB internal memory. The smartphone is powered by Helio P65 (MT6768) processor and 4500 mAh Li-Ion battery
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