Vivo Y21 |
Xiaomi Redmi 9 |
| Vivo Y21 | Xiaomi Redmi 9 |
| Launch | |
|---|---|
| Release Date | |
| Aug, 2021 | Jun, 2020 |
| Status | |
| Available | Available |
| Body & Operating System | |
| Operating system | |
| Android 11 | Android 10 |
| UI | |
| Funtouch 11.1 | MIUI 11 |
| Dimensions | |
| 164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in) | 163.3 x 77 x 9.1 mm (6.43 x 3.03 x 0.36 in) |
| Weight | |
| 182 g | 198 g |
| Body | |
| NA | Glass front (Gorilla Glass 3), plastic back, plastic frame |
| Color Options | |
| Diamond Glow, Midnight Blue | Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue |
| Display Specifications | |
| Technology | |
| LCD | IPS LCD capacitive touchscreen, 16M colors |
| Size | |
| 6.51 inches More devices with a similar display. > |
6.53 inches More devices with a similar display. > |
| Resolution | |
| High Definition (HD) - 720 x 1600 pixels, 20:9 ratio (~270 ppi density) | Full HD (FHD) - 1080 x 2340 pixels, 19.5:9 ratio (~395 ppi density) |
| Protection | |
| NA | Corning Gorilla Glass 3 |
| Features | |
| NA | 400 nits typ. brightness |
| Battery & Charging | |
| Capacity | |
| Non-removable Li-Po, 5000 mAh More devices with similar battery. > |
Non-removable Li-Po, 5020 mAh More devices with similar battery. > |
| Charging | |
| Fast charging 18W | Fast charging 18W |
| Processing Power | |
| CPU | |
| Octa-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53) | Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) |
| Chipset | |
| Mediatek MT6765 Helio P35 (12nm) | Mediatek Helio G80 (12 nm) |
| GPU | |
| PowerVR GE8320 | Mali-G52 MC2 |
| Memory & Storage | |
| Ram | |
| 4GB RAM | 3-6GB RAM |
| Storage Memory | |
| 64/128GB Built-in | 32/64/128GB Built-in |
| Memory Card | |
| microSD, up to 256GB (dedicated slot) | microSD, up to 256GB (dedicated slot) |
| Cameras | |
| Rear/Back | |
| Dual 13 MP, f/2.2, (wide), PDAF 2 MP, f/2.4, (macro) |
Quad 13 MP, f/2.2, 28mm (wide), 1/3.1", 1.12µm, PDAF 8 MP, f/2.2, 118? (ultrawide), 1/4.0", 1.12µm 5 MP, f/2.4, (macro) 2 MP, f/2.4, (depth) |
| Features | |
|
LED flash, HDR Video 1080p@30fps |
LED flash, HDR, panorama Video 1080p@30fps |
| Front | |
| 8 MP, f/2.0, (wide) Video 1080p@30fps |
8 MP, f/2.0, 27mm (wide) HDR, Video 1080p@30fps |
| Features | |
| NA | NA |
| Network | |
| SIM | |
| Dual SIM (Nano-SIM, dual stand-by) | Dual SIM (Nano-SIM, dual stand-by) |
| Data | |
| GSM / HSPA / LTE | GSM / HSPA / LTE |
| 2G Bands | |
|
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 |
SIM 1: GSM 850 / 900 / 1800 / 1900 SIM 2: GSM 850 / 900 / 1800 / 1900 |
| 3G Bands | |
| HSDPA 850 / 900 / 2100 | HSDPA 850 / 900 / 1800 / 1900 / 2100 |
| 4G Bands | |
| LTE bands 1, 3, 5, 8, 38, ... | LTE band 1(2100), 3(1800),... |
| 5G Bands | |
| NO | NO |
| Connectivity | |
| WLAN (WIFI) | |
| Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot | Wi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot |
| Bluetooth | |
| 5.0, A2DP, LE | 5.0, A2DP, LE |
| GPS | |
| Yes, with A-GPS, GLONASS, GALILEO, BDS | Yes, with A-GPS, GLONASS, BDS |
| USB | |
| USB Type-C, USB On-The-Go | USB Type-C 2.0, USB On-The-Go |
| NFC | |
| No | Yes |
| Additional Features | |
| Sensors | |
| Fingerprint (side-mounted), accelerometer, gyro, proximity, compass | FaceID, accelerometer, proximity, compass |
| Extra | |
| FM Radio | Infrared port Wireless FM radio (no wired headphones required) |
| Pricing | |
| Price | |
| US$ 214 | USD $110 |
| Resale Value | |
| High | High |
| Comparison Result | |
| Score | |
| 2 Point(s) | 8 Point(s) |
| Save Comparison | |