Comparison between Redmi 9 vs Samsung Galaxy A21s Mobile Phones. The comparision between these Mobile Phones is based on Quick Specs, Basic Information, Features, Technical Specifications and Other Basic Features. Also see Price Comparision between Redmi 9 vs Samsung Galaxy A21s Mobile Phones
Screen Size
Camera
Memory
Battery
Performance
| Manufacturer | Redmi | Samsung | ||
| Model | Redmi 9 | Galaxy A21s | ||
| Launch date (global) | 21-09-2020 | 17-06-2020 | ||
| Operating system | Android | Android | ||
| OS version | 10 | 10 | ||
| Type | Smartphone | Smartphone | ||
| Status | Launched | Launched | ||
| Colors | Black | Blue | ||
| Product Name | Redmi 9 | Samsung Galaxy A21s |
| Screen size (in inches) | 6.53 | 6.55 | ||
| Display technology | IPS LCD | PLS IPS | ||
| Screen resolution (in pixels) | 1080 x 2340 | 720 x 1600 | ||
| Display features | Corning Gorilla Glass 3 | |||
| Pixel Density (PPI) | 395 | 268 |
| Camera features | Quad | Quad | ||
| Rear Camera Megapixel | 13 + 8 + 5 + 2 | 48 + 8 + 2 + 2 | ||
| Maximum Video Resolution (in pixels) | 1080p@30fps | 1080p@30fps | ||
| Front Camera Megapixel | 8 | 13 | ||
| LED Flash | Yes | Yes | ||
| HDR | Yes | Yes | ||
| Aperture (f stops) | f/1.8 | f/2.0 | ||
| Primary 1 Aperture | f/1.8 | f/2.0 | ||
| Front Facing Aperture | f/2.0 |
| Battery capacity (mAh) | 5020 | 5000 | ||
| Removal Battery (Yes/No) | No | No | ||
| Support For Fast Charging | Yes | Yes | ||
| Fast Charging Wattage | 18W | 15W | ||
| Charging Type Port | Type-C | USB |
| Keypad type | Touchscreen | Touchscreen | ||
| Proximity Sensor | Yes | Yes | ||
| Finger print sensor | Yes | Yes | ||
| Accelerometer | Yes | Yes | ||
| Compass | Yes |
| SIM | Dual | Dual | ||
| 3G Capability | Yes | Yes | ||
| 4G Capability | Yes | Yes | ||
| Wifi Capability | Yes | Yes | ||
| Wifi HotSpot | Yes | Yes | ||
| Bluetooth | Yes | Yes | ||
| NFC | Yes | Yes | ||
| GPS | Yes | Yes |
| CPU | Mediatek Helio G80 | Exynos 850 | ||
| CPU speed | 2x2.0 GHz, 6x1.8 GHz | 4x2.0 GHz, 4x2.0 GHz | ||
| Processor cores | Octa-core | Octa-core | ||
| RAM | 4 GB | 3 GB | ||
| GPU | Mali-G52 MC2 | Mali-G52 | ||
| Dimensions (lxbxh- in mm) | 163.3 x 77 x 9.1 | 163.7 x 75.3 x 8.9 | ||
| Weight (in grams) | 198 | 192 | ||
| Storage | 64 GB | 32 GB |
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