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Xiaomi Redmi 9 vs Oppo A53

Here we compared two budget smartphones: the 6.53-inch Xiaomi Redmi 9 (with MediaTek Helio G80) that was released on June 10, 2020, against the Oppo A53, which is powered by Qualcomm Snapdragon 460 and came out 3 months after. 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 9
  • 47% higher pixel density (395 vs 269 PPI)
  • 27% better performance in AnTuTu Benchmark (184K versus 145K)
  • Has an ultra-wide angle camera lens
  • More recent OS version: Android 11 versus 10
  • Slow-motion recording at 120FPS
  • 41% faster in single-core GeekBench 5 test: 360 and 256 points
  • Has a built-in infrared port
Reasons to consider the Oppo A53
  • Higher display refresh rate – 90 Hz
  • Uses a faster type of memory: LPDDR4X 1800 MHz
  • Stereo speakers
  • Delivers 12% higher maximum brightness (483 against 431 nits)
  • Faster storage type - UFS 2.1 versus eMMC 5.1

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 6.5 inches
Resolution 1080 x 2340 pixels 720 x 1600 pixels
Aspect ratio 19.5:9 20:9
PPI 395 ppi 269 ppi
Refresh rate 60 Hz 90 Hz
HDR support No No
Screen protection Corning Gorilla Glass 3 Corning Gorilla Glass 3
Screen-to-body ratio 83.2% 82.9%
Display tests
RGB color space 93% -
PWM 500 Hz -
Response time 35 ms -
Contrast 710:1 -
Max. Brightness
431 nits
Oppo A53 +12%
483 nits
Sources: NotebookCheck [1]

Design and build

Height 163.3 mm (6.43 inches) 163.9 mm (6.45 inches)
Width 77 mm (3.03 inches) 75.1 mm (2.96 inches)
Thickness 9.1 mm (0.36 inches) 8.4 mm (0.33 inches)
Weight 198 gramm (6.98 oz) 186 gramm (6.56 oz)
Waterproof No No
Rear material Plastic Plastic
Frame material Plastic Plastic
Colors Gray, Green, Purple Black, Blue, Green
Fingerprint scanner Yes, rear Yes, rear
Screen-to-body ratio
83.2%
82.9%

Performance

Tests of Xiaomi Redmi 9 and Oppo A53 in the benchmarks
SoC
Chipset MediaTek Helio G80 Qualcomm Snapdragon 460
Max. clock 2000 MHz 1800 MHz
CPU cores 8 (2 + 6) 8 (4 + 4)
Architecture - 6 cores at 1.8 GHz: Cortex-A55
- 2 cores at 2 GHz: Cortex-A75
- 4 cores at 1.8 GHz: Kryo 240 Silver
- 4 cores at 1.8 GHz: Kryo 240 Gold
Lithography process 12 nanometers 11 nanometers
Graphics Mali-G52 MP2 Adreno 610
GPU clock 950 MHz 600 MHz
FLOPS ~54.6 GFLOPS ~273 GFLOPS
Memory
RAM size 3, 4 GB 4 GB
Memory type LPDDR4 LPDDR4X
Memory clock 1866 MHz 1800 MHz
Channels 2 2
Storage
Storage size 32, 64 GB 64, 128 GB
Storage type eMMC 5.1 UFS 2.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
Redmi 9 +41%
360
256
Geekbench 5 (Multi-Core)
Redmi 9 +5%
1327
1260
AnTuTu Benchmark 8
Redmi 9 +27%
184955
145826

Software

Operating system Android 10 (Can be upgraded to Android 11) Android 10
ROM MIUI 12 ColorOS 7.2
OS size 13 GB -

Battery

Specifications
Capacity 5020 mAh 5000 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 (50% in 80 min) Yes (50% in 50 min)
Full charging time 3:05 hr 1:55 hr

Battery life tests

Web browsing (Wi-Fi)
16:49 hr
n/a
Watching videos (Player)
15:36 hr
n/a
Talk (3G)
31:05 hr
n/a

Camera

Specs and camera test of smartphones
Main camera
Matrix 13 megapixels 13 megapixels
Image resolution 4128 x 3096 4368 x 2912
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 120 FPS (720p) No
Angle of widest lens 118° -
Lenses 4 (13 MP + 8 MP + 5 MP + 2 MP) 3 (13 MP + 2 MP + 2 MP)
Wide (main) lens - 13 MP
- Aperture: f/2.2
- Focal length: 28 mm
- Pixel size: 1.12 micron
- Sensor: 1/3.1" (CMOS)
- Phase autofocus
- 13 MP
- Aperture: f/2.2
- Pixel size: 0.8 micron
- Sensor: 1/3.06", Omnivision OV13B
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4.0", OmniVision OV8856
-
Macro lens - 5 MP
- Aperture: f/2.4
- Pixel size: 1.12 micron
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
Depth lens - 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", GalaxyCore GC02M1 (CMOS)
- 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 8 megapixels 8 megapixels
Image resolution 3264 x 2448 3872 x 2592
Aperture f/2.0 f/2.0
Focal length 27 mm -
Sensor type CMOS CMOS
Sensor size - 1/3.06"
Video resolution 1080p (Full HD) при 30 FPS 1080p (Full HD) при 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 a/b/g/n/ac) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - 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 LE, 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
- OTG
GPS GPS, GLONASS, Beidou, Galileo GPS, GLONASS, Beidou, Galileo
NFC* Yes No
Infrared port Yes No
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* 12 13
5G support No No

Sound

Speakers Mono Stereo
Headphone audio jack Yes Yes
FM radio Yes Yes
Dolby Atmos No No
Speakers test
Max. loudness
83.7 dB
n/a

Other

Category Budget Budget
Announced June 2020 August 2020
Release date July 2020 August 2020
Launch price ~ 150 USD ~ 162 USD
SAR (head) 0.71 W/kg -
SAR (body) 1.06 W/kg -
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- 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 software and camera are more important to you, then choose the Xiaomi Redmi 9. But if the sound is more of a priority – go for the Oppo A53.

Cast your vote

So, which phone would you choose?
68 (42.2%)
93 (57.8%)
Total votes: 161

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