| Model | Xiaomi Redmi 9 | 
| Release Date | June 2020 | 
| Storage Capacity | 32GB / 64GB / 128GB eMMC 5.1 (Expandable via microSD up to 512GB, Dedicated Slot) | 
| Color Options | Carbon Grey, Sunset Purple, Ocean Green | 
| Display | 6.53-inch FHD+ IPS LCD, 2340 × 1080 pixels, 19.5:9 aspect ratio, ~395 ppi, Corning Gorilla Glass 3 protection | 
| Processor | MediaTek Helio G80 (12nm), Octa-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55) | 
| GPU | Mali-G52 MC2 | 
| RAM | 3GB / 4GB / 6GB LPDDR4X | 
| Rear Camera | Quad: 13MP (wide) + 8MP (ultra-wide) + 5MP (macro) + 2MP (depth); LED flash, HDR, panorama; Video: 1080p@30fps | 
| Front Camera | 8MP (f/2.0); HDR; Video: 1080p@30fps | 
| Battery | 5020mAh Li-Po (non-removable), 18W fast charging, USB Type-C | 
| Operating System | MIUI 11 based on Android 10 (upgradable to MIUI 13 / Android 12) | 
| SIM | Dual Nano-SIM + Dedicated microSD Slot | 
| Connectivity | 4G LTE, Wi-Fi 802.11 a/b/g/n/ac, Bluetooth 5.0, GPS, USB Type-C, 3.5mm headphone jack, FM Radio, IR Blaster | 
| Security | Rear-mounted fingerprint sensor, AI Face Unlock | 
| Audio | Single speaker, 3.5mm headphone jack | 
| Dimensions | 163.3 x 77 x 9.1 mm | 
| Weight | 198g | 
| Build Material | Glass front (Gorilla Glass 3), plastic back, plastic frame | 
| Sensors | Accelerometer, Gyroscope, Proximity sensor, Ambient light sensor, Compass | 
| Water & Dust Resistance | Not officially rated | 
| Warranty | 6 Months Seller Warranty | 
| In the Box | Handset, 10W Charger, USB Type-C Cable, SIM Eject Tool, |