Xiaomi Redmi Note 4 has better RAM than Lenovo Vibe S1. Neither of them has front Flash. Xiaomi Redmi Note 4 has more internal memory than Lenovo Vibe S1
| Name | Lenovo Vibe S1 | Xiaomi Redmi Note 4 |
| RAM | 3 GB | 4 GB |
|---|---|---|
| Display | 5 in | 5.5 in |
| Internal Memory | 32 GB | 64 GB |
| Battery | 2500 mAh | 4100 mAh |
| Camera | 13 MP | 13 MP |
| Price | Rs. 5000 | Rs. 9990 |
The launch Date of the first phone is September, 2015. The cost of Lenovo Vibe S1 is Rs. 5000. The launch Date of the second phone is January, 2017. The cost of Xiaomi Redmi Note 4 is Rs. 9990.
Xiaomi Redmi Note 4 has larger screen size of 5.5 inches in comparison to Lenovo Vibe S1's 5 inch screen. There is IPS Screen Type in both the phones. Lenovo's phone has display density of 441 PPI & Xiaomi's phone has only 401 PPI display density. Both mobiles have same aspect ratio of 16:9.
Xiaomi Redmi Note 4's larger 4 GB RAM is better for playing games and all with respect to Lenovo Vibe S1's lower 3 GB RAM. Xiaomi Redmi Note 4 has more Internal Memory (64 GB) than Lenovo Vibe S1 (32 GB).
Lenovo Vibe S1 has 13 MP Rear Camera in comparison to Xiaomi Redmi Note 4's 13 MP Rear Camera. Lenovo Vibe S1 will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to Xiaomi Redmi Note 4's 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 5.0 and the second one on v6.0 version.
| Name | Lenovo Vibe S1 | Xiaomi Redmi Note 4 |
| General | ||
| Model | Redmi Note 4 | |
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM (Hybrid Slot) |
| Dual Sim | Yes | Yes |
| Sim Size | Nano SIM | Micro+Nano SIM |
| Device Type | Smartphone | Smartphone |
| Release Date | September, 2015 | January, 2017 |
| Design | ||
| Dimensions | 70.8 x 143.3 x 7.8 mm | 76 x 151 x 8.5 mm |
| Weight | 132 g | 165 g |
| Display | ||
| Type | Color IPS Screen (16M colors Colors) | Color IPS Screen (16M colors Colors) |
| Touch | Yes | Yes |
| Size | 5 inches, 1080 x 1920 pixels | 5.5 inches, 1080 x 1920 pixels |
| Aspect Ratio | 16:9 | 16:9 |
| PPI | ~ 441 PPI | ~ 401 PPI |
| Features | Corning Gorilla Glass 3 Screen Protection | 2.5D Glass |
| Memory | ||
| RAM | 3 GB | 4 GB |
| Storage | 32 GB | 64 GB |
| Card Slot | Yes, upto 128 GB | Yes, (Hybrid Slot), upto 128 GB |
| Connectivity | ||
| GPRS | Yes | Yes |
| EDGE | Yes | Yes |
| 3G | Yes | Yes |
| 4G | Yes | Yes |
| VoLTE | Yes | |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v4.0 | Yes, v4.1 |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| USB Features | USB on-the-go | |
| Extra | ||
| GPS | Yes, with A-GPS Support | Yes, with A-GPS Support |
| Fingerprint Sensor | Yes, Rear | |
| Sensors | Accelerometer, Compass | Accelerometer, Gyroscope, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 13 MP | 13 MP ƒ/2 |
| Auto Focus | Yes | Yes |
| Features | Face detection, Geo tagging, Panorama, Touch to focus | Face detection, Geo tagging, Panorama, Touch to focus |
| Video Recording | 1080p @ 30 fps FHD | |
| Flash | Yes, Dual LED | Yes, Dual LED |
| Front Camera | 8 MP | 5 MP ƒ/2 |
| Technical | ||
| OS | Android v5.0 (Lollipop) | Android v6.0 (Marshmallow), upgradable to v7.0 (Nougat) |
| Chipset | Mediatek Helio MT6752 | Qualcomm Snapdragon 625 |
| CPU | 1.7 GHz, Octa Core Processor | 2 GHz, Octa Core Processor |
| GPU | Adreno 506 | |
| Java | No | No |
| Browser | Yes, supports HTML | Yes, supports HTML |
| Multimedia | ||
| Supports | MMS, Instant Messaging | MMS, Instant Messaging |
| Yes, with Push Email | Yes, with Push Email | |
| Music | MP3, WAV, eAAC+, FLAC | MP3, WAV, eAAC+ |
| Video | MP4, H.264 | XviD, MP4 |
| FM Radio | Yes | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 2500 mAh, Li-Po Battery | 4100 mAh, Li-Po Battery |
| StandBy Time | 11 days | |