Vivo S1 (6GB RAM + 64GB) vs Xiaomi Redmi 9i (4GB RAM + 128GB)
Quick Comparison
Vivo S1 (6GB RAM + 64GB) has better RAM than Xiaomi Redmi 9i (4GB RAM + 128GB). In terms of display resolution, Vivo S1 (6GB RAM + 64GB) has better resolution of 2340 x 1080 than Xiaomi Redmi 9i (4GB RAM + 128GB) which has resolution of 1600 x 720. Xiaomi Redmi 9i (4GB RAM + 128GB) has more internal memory than Vivo S1 (6GB RAM + 64GB)
| Name | Vivo S1 (6GB RAM + 64GB) | Xiaomi Redmi 9i (4GB RAM + 128GB) |
| RAM | 6 GB | 4 GB |
|---|---|---|
| Display | 6.38 in | 6.53 in |
| Internal Memory | 64 GB | 128 GB |
| Battery | 4500 mAh | 5000 mAh |
| Camera | 16 MP + 8 MP + 2 MP Triple | 13 MP |
| Price | Rs. 14990 | Rs. 9299 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is August 7, 2019. The cost of Vivo S1 (6GB RAM + 64GB) is Rs. 14990. The launch Date of the second phone is September 15, 2020. The cost of Xiaomi Redmi 9i (4GB RAM + 128GB) is Rs. 9299.
Display comparison
Vivo S1 (6GB RAM + 64GB) has screen size of 6.38 inches which falls short to Xiaomi Redmi 9i (4GB RAM + 128GB)'s 6.53 inch screen. Vivo S1 (6GB RAM + 64GB) has Super AMOLED Screen type where as Xiaomi Redmi 9i (4GB RAM + 128GB) has IPS LCD Screen type. Vivo's phone has display density of 404 PPI & Xiaomi's phone has only 269 PPI display density. In terms of screen to body ratio, Vivo's phone has better screen to body ratio of ~ 83.3% than Xiaomi's phone ~ 81%. Vivo S1 (6GB RAM + 64GB) has 19.5:9 aspect ratio where as Xiaomi Redmi 9i (4GB RAM + 128GB) has 20:9 aspect ratio.
Memory comparison
Vivo S1 (6GB RAM + 64GB)'s larger 6 GB RAM is better for playing games and all with respect to Xiaomi Redmi 9i (4GB RAM + 128GB)'s lower 4 GB RAM. Xiaomi Redmi 9i (4GB RAM + 128GB) has more Internal Memory (128 GB) than Vivo S1 (6GB RAM + 64GB) (64 GB).
Camera comparison
Vivo S1 (6GB RAM + 64GB)'s 16 MP + 8 MP + 2 MP Triple Rear Camera outclasses Xiaomi Redmi 9i (4GB RAM + 128GB)'s 13 MP Rear Camera in terms of resolution. Vivo S1 (6GB RAM + 64GB) will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Xiaomi Redmi 9i (4GB RAM + 128GB)'s 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 9.0 and the second one on 10 version.
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Full Comparison
| Name | Vivo S1 (6GB RAM + 64GB) | Xiaomi Redmi 9i (4GB RAM + 128GB) |
| General | ||
| Model | S1 | Redmi 9i |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Nano+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | August 7, 2019 | September 15, 2020 |
| Design | ||
| Dimensions | 75.2 x 159.5 x 8.1 mm | 77.07 x 164.9 x 9 mm |
| Weight | 179 g | 194 g |
| Display | ||
| Type | Color Super AMOLED Screen (16M Colors) | Color IPS LCD Screen (16M Colors) |
| Touch | Yes | Yes |
| Size | 6.38 inches, 1080 x 2340 pixels | 6.53 inches, 720 x 1600 pixels |
| Aspect Ratio | 19.5:9 | 20:9 |
| PPI | ~ 404 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 83.3% | ~ 81% |
| Features | Full HD+, Always-on display | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 6 GB | 4 GB |
| Storage | 64 GB | 128 GB |
| Card Slot | Yes, upto 256 GB | Yes, upto 512 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | Yes |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.0 |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| USB Features | USB on-the-go | USB on-the-go, USB Charging |
| IR Blaster | No | |
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS |
| Fingerprint Sensor | Yes, In Display | No |
| Face Unlock | Yes | Yes |
| Sensors | Accelerometer, Proximity, Compass, Gyroscope, Ambient Light Sensor | E-Compass, P-Sensor, L-Sensor, G-sensor |
| 3.5mm Headphone Jack | Yes | Yes |
| Splash Resistant | Yes | |
| Camera | ||
| Rear Camera | 16 MP ƒ/1.8 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Depth Sensor) | 13 MP ƒ/2.2 (Wide Angle) |
| Auto Focus | Yes | Yes |
| Features | HDR, Panorama | HDR, panorama |
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 32 MP ƒ/2 | 5 MP |
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD |
| Technical | ||
| OS | Android v9.0 (Pie) | Android v10 |
| Chipset | Mediatek Helio P65 | MediaTek Helio G25 |
| CPU | 2 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| Core Details | 2 GHz, Dual core, Cortex A75 + 1.7 GHz, Hexa Core, Cortex A55 | 4x2.0 GHz Cortex-A53 & 4x1.5 GHz Cortex-A53 |
| GPU | Mali-G52 MC2 | IMG PowerVR GE8320 |
| Java | No | No |
| Browser | Yes, supports HTML5 | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | MP3, AMR, FLAC, APE |
| Video | Yes | MP4, M4V. MKV, XVID |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 4500 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 18W Dual-Engine Fast Charging | Yes, 10W Fast Charging |
| Talk Time | 31 hours | |
| Music Playback Time | 162 hours | |