
Xiaomi Redmi Note 9 vs Samsung Galaxy M11 vs Samsung Galaxy M21



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Last Updated: Sat, 12 Sep'20
General
- Bluetooth5.0, A2DP, LE4.2, A2DP5.0, A2DP, LE
Design
- Height6.39 inches6.35 inches6.26 inches
- Width3.04 inches3.00 inches2.96 inches
- Thickness0.35 inches0.35 inches0.35 inches
- Weight200 g197 g188 g
- ColorArctic White, Aqua Green, Pebble Grey, Scarlet RedBlack, Metallic Blue, VioletMidnight Blue, Black
- BuildGlass front (Gorilla Glass 5), plastic frameGlass front, plastic back, plastic frameGlass front (Gorilla Glass 3), plastic back, plastic frame
Display
- Screen Size6.53 inches6.4 inches6.4 inches
- Display TypeIPS LCD capacitive touchscreenPLS TFT capacitive touchscreenSuper AMOLED capacitive touchscreen
- Display Resolution1080 x 2340 pixels720 x 1560 pixels1080 x 2340 pixels
- Pixel Density395 ppi268 ppi403 ppi
- Aspect Ratio19.5:919.5:919.5:9
- ProtectionCorning Gorilla Glass 5Corning Gorilla Glass 3
- Screen to Body Ratio83.50%81.6%84.20%
Performance
- GPUMali-G52 MC2Adreno 506Mali-G72 MP3
- OSAndroid 10 MIUI 11Android 10.0 One UI 2.0Android 10.0 One UI 2
- Chipset GPMediaTek Helio G85 (12nm)Qualcomm SDM450 Snapdragon 450 (14 nm)Exynos 9611 (10nm)
- CPUOcta-core (2x2.0 GHz Cortex-A75, 6x1.8 GHz Cortex-A55)Octa-core 1.8 GHz Cortex-A53Octa-core (4x2.3 GHz Cortex-A73 and 4x1.7 GHz Cortex-A53)
Memory & Storage
- RAM/Internal Storage64GB 4GB RAM, 128GB 4GB RAM, 128GB 6GB RAM32GB 3GB RAM, 64GB 4GB RAM64GB 4GB RAM, 128GB 6GB RAM
- Expandable MemorymicroSDXC (dedicated slot)microSDXC (dedicated slot)microSDXC (dedicated slot)
Back Camera
- Quad Camera48 MP, f/1.8, 26mm (wide), 1/2.0, 0.8 micron|8 MP, f/2.2, 118degree (ultrawide), 1/4.0, 1.12 micron|2 MP, f/2.4, (macro)|2 MP, f/2.4, (depth)
- AutofocusPDAF, AFPDAFPDAF
- Back Camera Video1080p30fps1080p30fps4K30fps, 1080p30fps, gyro-EIS
- Back Camera FeaturesLED flash, HDR, panoramaLED flash, panorama, HDRLED flash, panorama, HDR
- Triple Camera13 MP, f/1.8, 27mm (wide), 1/3.1, 1.12 micron|5 MP, f/2.2, 14mm (ultrawide)|2 MP, f/2.4, (depth)48 MP, f/2.0, 26mm (wide), 1/2.0, 0.8 micron|8 MP, f/2.2, 12mm (ultrawide), 1/4.0, 1.12 micron|5 MP, f/2.2, (depth)
Front Camera
- Single Camera13 MP, f/2.3, 29mm (normal), 1/3.1, 1.12 micron8 MP, f/2.0, (wide)20 MP, f/2.0, 26mm (wide)
- Front Camera Video1080p30fps1080p30fps1080p30fps
- Front Camera FeaturesHDR, panoramaHDRHDR
Sound
- HeadPhone JackYesYesYes
- LoudspeakerYesYesYes
- Audio FeaturesDolby AtmosDolby Atmos
Battery
- Battery Capacity5020 mAh battery5000 mAh battery6000 mAh battery
- User ReplaceableNon-removableNon-removableNon-removable
- ChargingFast charging 18W|Reverse charging 9WFast charging 15WFast charging 15W
- Battery TypeLi-PoLi-IonLi-Po
Communications
- WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspotWi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
- GPSYes, with A-GPS, GLONASS, GALILEO, BDSYes, with A-GPS, GLONASS, GALILEO, BDSYes, with A-GPS, GLONASS, BDS
- RadioUnspecifiedFM radioFM radio, RDS, recording
- USB2.0, Type-C 1.0 reversible connector2.0, Type-C 1.0 reversible connector2.0, Type-C 1.0 reversible connector
- NFCYesNoNo
- SIMDual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)Dual SIM (Nano-SIM, dual stand-by)
- Network SupportGSM / HSPA / LTEGSM / HSPA / LTEGSM / HSPA / LTE
Miscellaneous Features
- SensorsFingerprint (rear-mounted), G-sensor/Gyroscope/L-Sensor/P-Sensor/E-CampassFingerprint (rear-mounted), accelerometer, proximityFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
- Water ResistantSplash-proof nano coating
Launch
- Announced On2020, April 302020, March 302020, March 18
- StatusAvailable. Released 2020, July 24Available. Released 2020, June 02Available. Released 2020, March 23