Home > Smartphone comparison > Redmi Note 9 Pro vs Oppo A15s – which one to choose?

Xiaomi Redmi Note 9 Pro vs Oppo A15s

Here we compared two smartphones: the 6.67-inch Xiaomi Redmi Note 9 Pro (with Qualcomm Snapdragon 720G) that was released on April 30, 2020, against the Oppo A15s, which is powered by MediaTek Helio P35 and came out 8 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 Note 9 Pro
  • 2.5x better performance in AnTuTu Benchmark (279K versus 113K)
  • 47% higher pixel density (395 vs 269 PPI)
  • Comes with 790 mAh larger battery capacity: 5020 vs 4230 mAh
  • Modern USB Type-C port
  • Compatible with Wi-Fi 5 wireless networks
  • Supports 30W fast charging
  • Delivers 28% higher maximum brightness (616 against 481 nits)
  • Slow-motion recording at 960FPS
  • Ability to record video in 4K resolution
  • More energy-efficient CPU – Snapdragon 720G
  • Has 50% more RAM: 6GB versus 4GB
  • Has an ultra-wide angle camera lens
  • Has a built-in infrared port
Reasons to consider the Oppo A15s
  • The phone is 8-months newer
  • Weighs 32 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

Display

Type IPS LCD IPS LCD
Size 6.67 inches 6.52 inches
Resolution 1080 x 2400 pixels 720 x 1600 pixels
Aspect ratio 20:9 20:9
PPI 395 ppi 269 ppi
Refresh rate 60 Hz 60 Hz
HDR support Yes, HDR10 No
Screen protection Corning Gorilla Glass 5 Tempered glass
Screen-to-body ratio 84.5% 83%
Display tests
RGB color space 99.8% -
PWM 2404 Hz -
Response time 35.2 ms -
Contrast 1649:1 -
Max. Brightness
616 nits
481 nits
Sources: NotebookCheck [1]

Design and build

Height 165.8 mm (6.53 inches) 164 mm (6.46 inches)
Width 76.7 mm (3.02 inches) 75.4 mm (2.97 inches)
Thickness 8.8 mm (0.35 inches) 7.9 mm (0.31 inches)
Weight 209 gramm (7.37 oz) 177 gramm (6.24 oz)
Waterproof No No
Rear material Glass Plastic
Frame material Plastic Plastic
Colors White, Gray, Green White, Black
Fingerprint scanner Yes, in home button Yes, rear
Screen-to-body ratio
84.5%
83%

Performance

Tests of Xiaomi Redmi Note 9 Pro and Oppo A15s in the benchmarks
SoC
Chipset Qualcomm Snapdragon 720G MediaTek Helio P35
Max. clock 2300 MHz 2350 MHz
CPU cores 8 (2 + 6) 8 (8)
Architecture - 6 cores at 1.8 GHz: Kryo 465 Silver (Cortex-A55)
- 2 cores at 2.3 GHz: Kryo 465 Gold (Cortex-A76)
- 8 cores at 2.3 GHz: Cortex-A53
L3 cache 1 MB -
Lithography process 8 nanometers 12 nanometers
Graphics Adreno 618 IMG PowerVR GE8320
GPU clock 750 MHz 680 MHz
FLOPS ~435 GFLOPS ~44.8 GFLOPS
Memory
RAM size 6 GB 4 GB
Memory type LPDDR4X LPDDR4X
Memory clock 2133 MHz 1866 MHz
Channels 2 2
Storage
Storage size 128 GB 64, 128 GB
Storage type UFS 2.1 eMMC 5.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
570
177
Geekbench 5 (Multi-Core)
1775
1016
AnTuTu Benchmark 8
279741
113236

Software

Operating system Android 10.0 Android 10
ROM MIUI 11 ColorOS 7.2
OS size 18.9 GB -

Battery

Specifications
Capacity 5020 mAh 4230 mAh
Charge power 30 W 10 W
Battery type Li-Po Li-Ion
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (50% in 30 min) No
Full charging time 1:20 hr 2:35 hr

Battery life tests

Web browsing (Wi-Fi)
Watching videos (Player)
Talk (3G)

Camera

Specs and camera test of smartphones
Main camera
Matrix 64 megapixels 13 megapixels
Image resolution 9248 x 6920 4160 x 3120
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording Up to 30FPS No
1080p video recording Up to 60FPS Up to 30FPS
Slow motion 960 FPS (720p) No
Angle of widest lens 119° -
Lenses 4 (64 MP + 8 MP + 5 MP + 2 MP) 3 (13 MP + 2 MP + 2 MP)
Wide (main) lens - 64 MP
- Aperture: f/1.9
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/1.72", Samsung Bright S5KGW1 (ISOCELL CMOS)
- Phase autofocus
- 13 MP
- Aperture: f/2.2
- Pixel size: 1.12 micron
- Sensor: 1/3.1" (CMOS)
- Phase autofocus
Ultra-wide lens - 8 MP
- Aperture: f/2.2
- Focal length: 13 mm
- Pixel size: 1.12 micron
- Sensor: 1/4.0", GalaxyCore GC8034 (BSI CMOS)
-
Macro lens - 5 MP
- Aperture: f/2.4
- Pixel size: 1.12 micron
- Sensor: 1/5.0", Samsung S5K5E9 (ISOCELL CMOS)
- 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 16 megapixels 8 megapixels
Image resolution 4920 x 3264 3264 x 2448
Aperture f/2.48 f/2.0
Pixel size 1 microns 1.12 microns
Sensor type CMOS CMOS
Sensor size 1/3.1" -
Video resolution 1080p (Full HD) при 30 FPS 1080p (Full HD) при 30 FPS

Connectivity

Wi-Fi standard Wi-Fi 5 (802.11 b/g/n/ac) Wi-Fi 4 (802.11 a/b/g/n)
Wi-Fi features - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
- Wi-Fi Direct
- Wi-Fi Display
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP LE, A2DP
USB type USB Type-C Micro USB
USB version 2 2
USB features - Charging
- USB-Storage mode
- OTG
- Charging
- USB-Storage mode
GPS GPS, GLONASS, Beidou, Galileo, NAVIC 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 7
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

Other

Category Mid-range Budget
Announced April 2020 December 2020
Release date May 2020 December 2020
Launch price ~ 187 USD ~ 138 USD
SAR (head) 0.66 W/kg -
SAR (body) 1.02 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

After analyzing all the data, we think that the Xiaomi Redmi Note 9 Pro is definitely a better buy.

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