Xiaomi Redmi Note 8 2021 vs OPPO A83 Specs Comparison
Compare mobile phone specifications of up to three devices at once. Our specs comparison tool helps you find and compare the perfect phone for your needs.
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| Xiaomi Redmi Note 8 2021 | OPPO A83 |
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Released
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May 27, 2021
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Released
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Jan 20, 2018
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6.3-inch · 2340x1080px
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5.7-inch · 1440x720px
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Quad camera
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Single camera
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4GB · 64GB
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3GB · 32GB
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4000 mAh
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3180 mAh
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Availability
| Officially announced | |
|---|---|
| May 24, 2021 | |
| Prices (MSRP) | |
| $218 | |
Design
| Dimensions | |
|---|---|
| 6.23 x 2.96 x 0.33 inches 158.3 x 75.3 x 8.35 mm |
5.93 x 2.88 x 0.30 inches 150.5 x 73.1 x 7.7 mm |
| Weight | |
| 6.70 oz / 190.0 g | 5.04 oz / 143.0 g |
| Materials | |
| Back: Glass Frame: Plastic |
Back: Aluminum |
| Biometrics | |
| Fingerprint (touch) | 2D Face unlock |
| Keys | |
| Right: Volume control, Lock/Unlock key | Left: Volume control; Right: Lock/Unlock key |
| Colors | |
| Neptune Blue, Moonlight White, Space Black, | Black, Gold |
Display
| Size | |
|---|---|
| 6.3-inch, 81.89% screen-to-body | 5.7-inch, 76.10% screen-to-body |
| Type | |
| IPS LCD, 60Hz | IPS LCD |
| Resolution | |
| 2340x1080px, 19.5:9 ratio, 409 PPI | 1440x720px, 282 PPI |
| Protection | |
| Corning Gorilla Glass 5 | |
Hardware
| System chip | |
|---|---|
| MediaTek Helio G85 MT6769Z (12 nm) | MediaTek Helio P23 MT6763T (16 nm) |
| Processor | |
| Octa-core 2000 MHz Cortex-A75 |
Octa-core 2500 MHz ARM Cortex-A53 |
| GPU | |
| Mali G52 MC2 | Mali-G71 MP2 |
| Memory | |
| 4GB (LPDDR4)/64GB (eMMC 5.1) 4GB/128GB |
3GB (LPDDR4)/32GB |
| Storage expansion | |
| microSDXC up to 128 GB | microSDXC up to 256 GB |
| OS | |
| Android (11) | Android (7.1 Nougat) |
Battery
| Type | |
|---|---|
| 4000 mAh, Li - Polymer | 3180 mAh, Li - Ion |
| Charging | |
| Fast charging | |
| Charge speed | |
| Wired: 18.0W | |
Camera
| Rear | |
|---|---|
| Quad camera | Single camera |
| Main camera | |
| 48 MP (Autofocus) Aperture size: F1.8 Sensor size: 1/2" Pixel size: 0.8 μm |
13 MP (Autofocus) Aperture size: F2.2 |
| Second camera | |
| 8 MP (Ultra-wide) Aperture size: F2.2 Sensor size: 1/4" Pixel size: 1.12 μm |
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| Third camera | |
| 2 MP (Macro, Autofocus) Aperture size: F2.4 Pixel size: 1.75 μm |
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| Fourth camera | |
| 2 MP (Depth information) Aperture size: F2.4 Pixel size: 1.75 μm |
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| Flash | |
| LED | LED |
| Video recording | |
| 1080p (30 fps), 720p (120 fps) | 1080p (30 fps) Video calling, Video sharing |
| Front | |
| 13 MP Video capture: 1080p |
8 MP |
Connectivity & Features
| Bluetooth | |
|---|---|
| 5.2 | 4.2 |
| WLAN | |
| a,b,g,n,ac,dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac |
a,b,g,n,dual-band Wi-Fi Direct 802.11 a, b, g, n |
| USB | |
| Type-C, USB 2.0 | microUSB, USB 2.0 |
| Sensors | |
| Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor | Accelerometer, Compass, Ambient light sensor, Proximity sensor |
| Location | |
| GPS, A-GPS, Glonass, Galileo, Cell ID, Wi-Fi positioning | GPS, A-GPS, Glonass |
| Other | |
| Infrared | VoIP, Tethering, Computer sync, OTA sync |
Multimedia
| Headphones | |
|---|---|
| 3.5mm jack | 3.5mm jack |
| Speakers | |
| Earpiece, Loudspeaker | Earpiece, Loudspeaker |
| Features | |
| Album art cover, Background playback | |
| Screen mirroring | |
| Wireless screen share | Wireless screen share |
| Additional microphone(s) | |
| Noise cancellation | Noise cancellation |
Cellular
| 4G (FDD) Bands | |
|---|---|
| 1, 2, 3, 4, 5, 7, 8, 20, 28 | 1, 3, 5, 8 |
| 4G (TDD) Bands | |
| 38, 40 | 38, 40, 41 |
| 3G Bands | |
| 1, 2, 4, 5, 8 | 5, 8, 1 |
| Data Speed | |
| LTE-A, HSDPA+ (4G) 42.2 Mbit/s, HSPA | LTE, HSPA, HSUPA |
| Dual SIM | |
| Yes | Yes |
| SIM type | |
| Nano SIM | Nano SIM |
| HD Voice | |
| Yes | |
| VoLTE | |
| Yes | |
Regulatory Approval
| Measured SAR | |
|---|---|
| Head: 1.38 W/kg Body: 0.71 W/kg |
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Alternative variants
With 128GB internal stotrage
| Memory | 128GB |
|---|---|
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