Xiaomi Redmi Note 8 2021 vs Oppo A8

Phones Images
Xiaomi Redmi Note 8 2021 Oppo A8
PHONES
Phone Names Xiaomi Redmi Note 8 2021 Oppo A8
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100HSDPA 850 / 900 / 2100
4G bands1, 2, 3, 4, 5, 7, 8, 20, 28, 38, 401, 3, 5, 8, 34, 38, 39, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / CDMA / HSPA / EVDO / LTE
 -CDMA2000 1xEV-DO
Launch
Announced2021, May 252019, December. Released 2019, December
StatusAvailable. Released 2021, May 27Discontinued
Body
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frameGlass front, plastic back, plastic frame
Dimensions158.3 x 75.3 x 8.4 mm (6.23 x 2.96 x 0.33 in)163.9 x 75.5 x 8.3 mm (6.45 x 2.97 x 0.33 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight190 g (6.70 oz)180 g (6.35 oz)
Display
ProtectionCorning Gorilla Glass 5-
Resolution1080 x 2340 pixels, 19.5:9 ratio (~409 ppi density)720 x 1600 pixels, 20:9 ratio (~269 ppi density)
Size6.3 inches, 97.4 cm2 (~81.7% screen-to-body ratio)6.5 inches, 102.8 cm2 (~83.0% screen-to-body ratio)
TypeIPS LCD, 500 nits (typ)IPS LCD, 480 nits (typ)
Platform
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55)Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
ChipsetMediatek MT6769Z Helio G85 (12 nm)Mediatek MT6765V/CB Helio P35 (12 nm)
GPUMali-G52 MC2PowerVR GE8320
OSAndroid 11, MIUI 12.5Android 9.0 (Pie), ColorOS 6.1
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal64GB 3GB RAM, 64GB 4GB RAM, 128GB 4GB RAM128GB 4GB RAM, 64GB 4GB RAM
 eMMC 5.1eMMC 5.1
Main Camera
FeaturesLED flash, HDR, panoramaLED flash, HDR, panorama
Quad48 MP, f/1.8, 26mm (wide), 1/2.0", 0.8µm, PDAF 8 MP, f/2.2, 120˚ (ultrawide), 1/4.0", 1.12µm 2 MP (macro) Auxiliary lens-
Single13 MP, f/2.0, (wide), 1/3.1", 1.12µm-
Triple-12 MP, f/1.8, (wide), PDAF 2 MP (macro) Auxiliary lens
Video1080p@30/120fps; gyro-EIS1080p@30fps
Selfie camera
FeaturesHDR, panoramaHDR
Single13 MP, f/2.0, (wide), 1/3.1", 1.12µm8 MP, f/2.0
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.2, A2DP, LE5.0, A2DP, LE
Infrared portYes-
NFCNoNo
PositioningGPS, GLONASS, GALILEO, BDSGPS, BDS
RadioFM radioFM radio
USBUSB Type-C 2.0, OTGmicroUSB 2.0, OTG
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (rear-mounted), accelerometer, gyro, proximity, compassFingerprint (rear-mounted), accelerometer, proximity, compass
Battery
Charging18W wired-
TypeLi-Po 4000 mAhLi-Po 4230 mAh
Misc
ColorsNeptune Blue, Moonlight White, Space BlackGreen, Black
ModelsM1908C3JGGPDBM00
PriceAbout 160 EURAbout 150 EUR
SAR0.97 W/kg (head)     0.75 W/kg (body)-
SAR EU0.57 W/kg (head)     0.94 W/kg (body)-
Tests
Battery life Endurance rating 102h -
Camera Photo / Video-
Display Contrast ratio: 1487:1 (nominal)-
Loudspeaker -28.6 LUFS (Average) -
Performance AnTuTu: 180195 (v8), 165779 (v9) GeekBench: 5259 (v4.4), 1314 (v5.1) GFXBench: 8.7fps (ES 3.1 onscreen)-
OUR TESTS
Battery (old)Endurance rating 102h-
CameraPhoto / Video-
Display1487:1 contrast ratio, 620 nits max brightness (measured)-
Loudspeaker-28.6 LUFS (Average)-
PerformanceAnTuTu: 180195 (v8), 165779 (v9) GeekBench: 5259 (v4.4), 1314 (v5.1) GFXBench: 8.7fps (ES 3.1 onscreen)-