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Xiaomi Redmi Note 8 vs Mi A2

Here we compared two mid-range smartphones: the 6.3-inch Xiaomi Redmi Note 8 (with Qualcomm Snapdragon 665) that was released on August 29, 2019, against the Xiaomi Mi A2, which is powered by Qualcomm Snapdragon 660 and came out 14 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the gadgets.

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi Redmi Note 8
  • Shows 48% longer battery life (108 vs 73 hours)
  • Comes with 990 mAh larger battery capacity: 4000 vs 3010 mAh
  • Delivers 50% higher maximum brightness (629 against 420 nits)
  • Expandable storage via MicroSD card up to 256GB
  • Has a 0.31 inch larger screen size
  • 20% better performance in AnTuTu Benchmark (195K versus 163K)
  • Has an ultra-wide angle camera lens
  • More recent OS version: Android 11 versus 10
  • The phone is 1-year and 2-months newer
Reasons to consider the Xiaomi Mi A2
  • Ability to record video in 4K resolution
  • Weighs 22 grams less

Review

Display
Screen quality, color accuracy, brightness
Performance
CPU/GPU performance in apps and games
Battery
Battery life, charging type and speed
Camera
Photo and video recording quality
Connectivity
Networks, ports, data transmission
NanoReview score
Final comparison evaluation

Value for money

You can enter your local price of these phones (in USD or any other currency) and click on the "Calculate" button to see which one has a better value for money.
Price

Tests and specifications

Comparison table of technical specifications and tests
Phone:
vs

Display

Type IPS LCD IPS LCD
Size 6.3 inches 5.99 inches
Resolution 1080 x 2340 pixels 1080 x 2160 pixels
Aspect ratio 19.5:9 18:9
PPI 409 ppi 403 ppi
Refresh rate 60 Hz 60 Hz
HDR support No No
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Screen-to-body ratio 81.7% 77.63%
Max. Brightness
629 nits
420 nits

Design and build

Height 158.3 mm (6.23 inches) 158.7 mm (6.25 inches)
Width 75.3 mm (2.96 inches) 75.4 mm (2.97 inches)
Thickness 8.4 mm (0.33 inches) 7.3 mm (0.29 inches)
Weight 190 gramm (6.7 oz) 168 gramm (5.93 oz)
Waterproof No No
Rear material Glass Metal
Frame material Plastic Metal
Colors White, Black, Blue Black, Gold, Blue, Red
Fingerprint scanner Yes, rear Yes, rear
Screen-to-body ratio
81.7%
77.63%

Performance

Tests of Xiaomi Redmi Note 8 and Xiaomi Mi A2 in the benchmarks
SoC
Chipset Qualcomm Snapdragon 665 Qualcomm Snapdragon 660
Max. clock 2000 MHz 2200 MHz
CPU cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4 cores at 1.8 GHz: Kryo 260 Silver (Cortex-A53)
- 4 cores at 2 GHz: Kryo 260 Gold (Cortex-A73)
- 4 cores at 1.84 GHz: Kryo 260 Silver (Cortex-A53)
- 4 cores at 2.2 GHz: Kryo 260 Gold (Cortex-A73)
Lithography process 11 nanometers 14 nanometers
Graphics Adreno 610 Adreno 512
GPU clock 600 MHz 650 MHz
FLOPS ~273 GFLOPS ~217 GFLOPS
Memory
RAM size 3, 4, 6 GB 4, 6 GB
Memory type LPDDR4X LPDDR4X
Memory clock 1866 MHz 1866 MHz
Channels 2 2
Storage
Storage size 64, 128 GB 32, 64, 128 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD No
Memory card max. size Up to 256 GB -

Benchmarks

Geekbench 5 (Single-Core)
Mi A2 +7%
336
Geekbench 5 (Multi-Core)
1300
1166
AnTuTu Benchmark 9
195298
163429

Software

Operating system Android 9.0 (Can be upgraded to Android 11) Android 8.1 (Can be upgraded to Android 10)
ROM MIUI 12.5 Android One

Battery

Specifications
Capacity 4000 mAh 3010 mAh
Charge power 18 W 18 W
Battery type Li-Ion Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes, Quick Charge 4.0 (50% in 35 min) Yes, Quick Charge 3.0 (50% in 30 min)
Full charging time 2:05 hr 1:35 hr

Battery life tests

Web browsing (Wi-Fi)
16:00 hr
9:35 hr
Watching videos (Player)
14:24 hr
9:02 hr
Talk (3G)
25:01 hr
21:58 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 48 megapixels 12 megapixels
Image resolution 8000 x 6000 4000 x 3000
Zoom Digital Digital, 2x
Flash LED Dual LED
Stabilization Digital Digital
8K video recording No -
4K video recording No Up to 30FPS
1080p video recording Up to 30FPS Up to 60FPS
Slow motion 120 FPS (720p) 120 FPS (720p)
Angle of widest lens 118° -
Lenses 4 (48 MP + 8 MP + 2 MP + 2 MP) 2 (12 MP + 20 MP)
Wide (main) lens - 48 MP
- Aperture: f/1.8
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Samsung S5KGM2 (ISOCELL CMOS)
- Phase autofocus
- 12 MP
- Aperture: f/1.8
- Pixel size: 1.25 micron
- Sensor: 1/2.9", Sony IMX486 (Exmor-RS CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/5", Omnivision OV8856
-
Macro lens - 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", Omnivision OV02A10 (CMOS)
-
Depth lens - 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", Omnivision OV02A10 (CMOS)
- 20 MP
- Aperture: f/1.8
- Pixel size: 1 micron
- Sensor: 1/2.8", Sony IMX376 (BSI CMOS)
- Phase autofocus
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 13 megapixels 20 megapixels
Image resolution 4224 x 3136 5184 x 3880
Aperture f/2.0 f/2.2
Focal length 28.21 mm -
Pixel size 1.12 microns 1 microns
Sensor type - BSI CMOS
Sensor size 1/2.9" 1/2.8"
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP HID, A2DP
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
- USB-Host mode
- OTG
GPS GPS, GLONASS, Beidou GPS, GLONASS, Beidou
NFC* No No
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No No
Hybrid slot No Yes
LTE Cat* 12 12
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes No
FM radio Yes No
Dolby Atmos No No
Speakers test
Max. loudness
81.3 dB
Mi A2 +9%
89 dB

Other

Category Mid-range Mid-range
Announced August 2019 July 2018
Release date September 2019 August 2018
Launch price ~ 187 USD ~ 300 USD
SAR (head) 0.191 W/kg 0.963 W/kg
SAR (body) 1.034 W/kg 0.639 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

After analyzing all the data, we think that the Xiaomi Redmi Note 8 is definitely a better buy.

Cast your vote

So, which phone would you choose?
11 (47.8%)
12 (52.2%)
Total votes: 23

User opinions

You can share your opinion or ask a question in the comments below
Avatar
Chetan 02 January 2021 07:19
I own both the phones and I would choose Mi A2 anytime over Note 8. Its sleek, lighter, and the Android One gives better overall experience.
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