Xiaomi Redmi 9A vs Redmi 8

Here we compared two budget smartphones: the 6.53-inch Xiaomi Redmi 9A (with MediaTek Helio G25) that was released on June 30, 2020, against the Xiaomi Redmi 8, which is powered by Qualcomm Snapdragon 439 and came out 9 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 9A
  • Newer Bluetooth version (v5)
  • Has a 0.31 inch larger screen size
  • Uses a faster type of memory: LPDDR4X 2133 MHz
  • The phone is 9-months newer
Reasons to consider the Xiaomi Redmi 8
  • Modern USB Type-C port
  • Supports 18W fast charging
  • Fingerprint scanner
  • 17% better performance in AnTuTu Benchmark (108K versus 92K)
  • Delivers 18% higher maximum brightness (512 against 434 nits)
  • Slow-motion recording at 120FPS
  • 28% faster in single-core GeekBench 5 test: 174 and 136 points
  • Has a built-in infrared port

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 6.53 inches 6.22 inches
Resolution 720 x 1600 pixels 720 x 1520 pixels
Aspect ratio 20:9 19:9
PPI 269 ppi 270 ppi
Refresh rate 60 Hz 60 Hz
HDR support No No
Screen protection Tempered glass Corning Gorilla Glass 5
Screen-to-body ratio 81.1% 81.8%
Display tests
RGB color space 92.9% 95.7%
PWM - Not detected
Response time 40 ms 55.2 ms
Contrast 1318:1 2308:1
Max. Brightness
434 nits
Redmi 8 +18%
512 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 164.9 mm (6.49 inches) 156.5 mm (6.16 inches)
Width 77 mm (3.03 inches) 75.4 mm (2.97 inches)
Thickness 9 mm (0.35 inches) 9.4 mm (0.37 inches)
Weight 194 gramm (6.84 oz) 188 gramm (6.63 oz)
Waterproof No Yes
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Gray, Blue, Green Black, Blue, Red
Fingerprint scanner No Yes, rear
Screen-to-body ratio
81.1%
Redmi 8 +1%
81.8%

Performance

Tests of Xiaomi Redmi 9A and Xiaomi Redmi 8 in the benchmarks
SoC
Chipset MediaTek Helio G25 Qualcomm Snapdragon 439
Max. clock 2000 MHz 2000 MHz
CPU cores 8 (4 + 4) 8 (4 + 4)
Architecture - 4 cores at 1.5 GHz: Cortex-A53
- 4 cores at 2 GHz: Cortex-A53
- 4 cores at 1.45 GHz: Cortex-A53
- 4 cores at 2 GHz: Cortex-A53
Lithography process 12 nanometers 12 nanometers
Graphics IMG PowerVR GE8320 Adreno 505
GPU clock 650 MHz 450 MHz
FLOPS ~41.8 GFLOPS ~48 GFLOPS
Memory
RAM size 2 GB 3, 4 GB
Memory type LPDDR4X LPDDR3
Memory clock 2133 MHz 933 MHz
Channels 2 1
Storage
Storage size 32 GB 32, 64 GB
Storage type eMMC 5.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 256 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
136
Redmi 8 +28%
174
Geekbench 5 (Multi-Core)
468
Redmi 8 +68%
787
AnTuTu Benchmark 9
92698
Redmi 8 +17%
108256
CPU 37241 42493
GPU 12508 10332
Memory 22592 31215
UX 20658 24460
Total score 92698 108256

Software

Operating system Android 10 (Can be upgraded to Android 11) Android 9.0 (Can be upgraded to Android 11)
ROM MIUI 12.5 Enhanced MIUI 12.5
OS size 11 GB 15 GB

Battery

Specifications
Capacity 5000 mAh 5000 mAh
Charge power 10 W 18 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging No Yes, Quick Charge 3.0 (50% in 85 min)
Full charging time 2:55 hr 3:20 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 13 megapixels 12 megapixels
Image resolution 4128 x 3096 4000 x 3000
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording No No
1080p video recording Up to 30FPS Up to 30FPS
Slow motion No 120 FPS (720p)
Angle of widest lens - 113°
Lenses 1 (13 MP) 2 (12 MP + 2 MP)
Wide (main) lens - 13 MP
- Aperture: f/2.2
- Focal length: 28 mm
- Pixel size: 1 micron
- Phase autofocus
- 12 MP
- Aperture: f/1.8
- Pixel size: 1.4 micron
- Sensor: 1/2.55", Sony IMX363 (BSI CMOS)
- Phase autofocus (Dual Pixel)
Depth lens - - 2 MP
- Aperture: f/2.4
Camera features - - Bokeh mode
- Pro mode
Selfie camera
Megapixels 5 megapixels 8 megapixels
Image resolution 2560 x 1960 3648 x 2190
Aperture f/2.2 f/2.0
Pixel size 1.12 microns 1.12 microns
Sensor type CMOS CMOS
Video resolution 1080p (Full HD) at 30 FPS 1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 4 (802.11 a/b/g/n) Wi-Fi 4 (802.11 b/g/n)
Wi-Fi features - Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5 4.2
Bluetooth features LE, HID, A2DP LE, A2DP
USB type Micro USB 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, Galileo GPS, GLONASS, Beidou
NFC* No No
Infrared port No 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 No
LTE Cat* 4 4
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes Yes
Dolby Atmos No No
Speakers test
Max. loudness
76.5 dB
Redmi 8 +16%
88.6 dB

Other

Category Budget Budget
Announced June 2020 October 2019
Release date August 2020 October 2019
SAR (head) 0.398 W/kg 0.231 W/kg
SAR (body) 0.901 W/kg 1.48 W/kg
Sensors - Proximity sensor
- Accelerometer
- Ambient light sensor
- Proximity sensor
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the battery life, camera, and sound are more important to you, then choose the Xiaomi Redmi 8. But if the performance is more of a priority – go for the Xiaomi Redmi 9A.

Cast your vote

So, which phone would you choose?
42 (24.6%)
129 (75.4%)
Total votes: 171

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