Xiaomi Redmi 8A Dual vs Samsung Galaxy M30S vs Xiaomi Mi A2
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Last Updated: Sun, 6 Sep'20
Basic Information
General
- Bluetooth4.2, A2DP, LE5.0, A2DP, LE5.0, A2DP, LE
Design
- Height6.16 inches6.27 inches6.25 inches
- Width2.97 inches2.96 inches2.97 inches
- Thickness0.37 inches0.34 inches0.29 inches
- Weight188 g188 g166 g
- ColorSky White, Sea Blue, Midnight GreyOpal Black, Sapphire Blue, Pearl WhiteBlack, Gold, Blue, Red, Rose Gold
- BuildGlass front (Gorilla Glass 5), plastic back, plastic frameFront glass, plastic bodyFront glass, aluminum body
Display
- Screen Size6.22 inches6.4 inches5.99 inches
- Display TypeIPS LCD capacitive touchscreenSuper AMOLED capacitive touchscreenLTPS IPS LCD capacitive touchscreen
- Display Resolution720 x 1520 pixels1080 x 2400 pixels1080 x 2160 pixels
- Pixel Density270 ppi411 ppi403 ppi
- Aspect Ratio19:920:0918:09
- ProtectionCorning Gorilla Glass 5
- Screen to Body Ratio70.8%84.2%77.40%
Performance
- GPUAdreno 505Mali-G72 MP3Adreno 512
- OSAndroid 9.0 (Pie) MIUI 11Android 9.0 (Pie) One UIAndroid 8.1 (Oreo), upgradable to Android 9.0 (Pie) Android One
- Chipset GPQualcomm SDM439 Snapdragon 439 (12 nm)Exynos 9611 (10nm)Qualcomm SDM660 Snapdragon 660 (14 nm)
- CPUOcta-core (4x1.95 GHz Cortex-A53, 4x1.45 GHz Cortex A53)Octa-core (4x2.3 GHz Cortex-A73 4x1.7 GHz Cortex-A53)Octa-core (4x2.2 GHz Kryo 260 4x1.8 GHz Kryo 260)
Memory & Storage
- RAM/Internal Storage32GB 2GB RAM, 32GB 3GB RAM, 64GB 3GB RAM64GB 4GB RAM, 128GB 6GB RAM128 GB, 6 GB RAM or 32/64 GB, 4 GB RAM
- Expandable MemorymicroSDXC (dedicated slot)microSD, up to 1 TB (dedicated slot)No
Back Camera
- Dual Camera13 MP, f/2.2, (wide), 1/3.1, 1.12micron, |2 MP, f/2.4, (depth)12 MP, f/1.8, 1/2.9, 1.25 micron|20 MP, f/1.8, 1/2.8, 1.0 micron
- AutofocusPDAFPDAFPDAF
- Back Camera Video1080p30fps2160p30fps, 1080p30fps, gyro-EIS2160p30fps, 1080p30fps (gyro-EIS), 720p120fps
- Back Camera FeaturesLED flash, HDR, panoramaLED flash, panorama, HDRDual-LED flash, HDR, panorama
- Triple Camera48 MP, f/2.0, (wide), 1/2, 0.8 micron|8 MP, f/2.2, 12mm (ultrawide)|5 MP, f/2.2, depth sensor
Front Camera
- Single Camera8 MP, f/2.0, 1/4", 1.12micron16 MP, f/2.020 MP, f/2.2, 1/2.8, 1.0 micron
- Front Camera Video1080p30fps1080p30fps1080p30fps
- Front Camera FeaturesHDRHDRLED flash, Auto-HDR
Sound
- HeadPhone JackYesYesYes
- LoudspeakerYesYesYes
- Audio FeaturesActive noise cancellation with dedicated mic|Dolby Atmos soundActive noise cancellation with dedicated mic
Battery
- Battery Capacity5000 mAh battery6000 mAh3000 mAh
- User ReplaceableNon-removableNon-removableNon-removable
- ChargingFast charging 18W|Reverse chargingFast battery charging 15WFast battery charging 18W (Quick Charge 3)|Fast battery charging 18W (Quick Charge 4) - India only
- Battery TypeLi-PoLi-PoLi-Po
Communications
- WLANWi-Fi 802.11 b/g/n, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspotWi-Fi 802.11 a/b/g/n/ac, dual-band, WiFi Direct, hotspot
- GPSYes, with A-GPS, GLONASS, BDSYes, with A-GPS, GLONASS, BDSYes, with A-GPS, GLONASS, BDS
- RadioFM Radio, built-in antennaFM radio, RDS, recordingNo
- USB2.0, Type-C 1.0 reversible connector, USB On-The-Go2.0, Type-C 1.0 reversible connector2.0, Type-C 1.0 reversible connector
- NFCYesNo
- 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 / CDMA / HSPA / LTE
Miscellaneous Features
- SensorsAmbient Light Sensor,Proximity Sensor,Electronic Compass,AccelerometerFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, gyro, proximity, compass
- Water ResistantWater-repellent coating
Launch
- Announced On2020, February 112019, September2018, July
- StatusAvailable. Released 2020, February 18Available. Released 2019, SeptemberAvailable. Released 2018, July
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