Home > Smartphone comparison > Redmi Note 9 Pro vs Realme X – which one to choose?

Xiaomi Redmi Note 9 Pro vs Oppo Realme X

Here we compared two mid-range smartphones: the 6.67-inch Xiaomi Redmi Note 9 Pro (with Qualcomm Snapdragon 720G) that was released on April 30, 2020, against the Oppo Realme X, which is powered by Qualcomm Snapdragon 710 and came out 12 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 9 Pro
  • Shows 43% longer battery life (123 vs 86 hours)
  • Comes with 1255 mAh larger battery capacity: 5020 vs 3765 mAh
  • Delivers 37% higher maximum brightness (615 against 448 nits)
  • 30% better performance in AnTuTu Benchmark (278K versus 214K)
  • Has an ultra-wide angle camera lens
  • The phone is 1-year newer
  • More energy-efficient CPU – Snapdragon 720G
  • 48% faster in single-core GeekBench 5 test: 568 and 385 points
  • Has a built-in infrared port
Reasons to consider the Oppo Realme X
  • AMOLED display (versus competitor's IPS LCD)
  • Supports Dolby Atmos sound technology
  • Weighs 18 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 AMOLED
Size 6.67 inches 6.53 inches
Resolution 1080 x 2400 pixels 1080 x 2340 pixels
Aspect ratio 20:9 19.5:9
PPI 395 ppi 395 ppi
Refresh rate 60 Hz 60 Hz
HDR support Yes, HDR10 No
Screen protection Corning Gorilla Glass 5 Corning Gorilla Glass 5
Screen-to-body ratio 84.5% 85.72%
Display features - - Always-On Display
Display tests
RGB color space 99.8% -
PWM 2404 Hz -
Response time 35.2 ms -
Contrast 1649:1 -
Max. Brightness
615 nits
448 nits
Sources: NotebookCheck [1]

Design and build

Height 165.8 mm (6.53 inches) 161.2 mm (6.35 inches)
Width 76.7 mm (3.02 inches) 76 mm (2.99 inches)
Thickness 8.8 mm (0.35 inches) 8.6 mm (0.34 inches)
Weight 209 gramm (7.37 oz) 191 gramm (6.74 oz)
Waterproof No No
Rear material Glass Plastic
Frame material Plastic Plastic
Colors White, Gray, Green White, Blue
Fingerprint scanner Yes, in home button Yes, in-display
Screen-to-body ratio
Realme X +1%
85.72%

Performance

Tests of Xiaomi Redmi Note 9 Pro and Oppo Realme X in the benchmarks
SoC
Chipset Qualcomm Snapdragon 720G Qualcomm Snapdragon 710
Max. clock 2300 MHz 2200 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 1.8 GHz: Kryo 465 Silver (Cortex-A55)
- 2 cores at 2.3 GHz: Kryo 465 Gold (Cortex-A76)
- 6 cores at 1.7 GHz: Kryo 360 Silver (Cortex-A55)
- 2 cores at 2.2 GHz: Kryo 360 Gold (Cortex-A75)
L3 cache 1 MB -
Lithography process 8 nanometers 10 nanometers
Graphics Adreno 618 Adreno 616
GPU clock 750 MHz 600 MHz
FLOPS ~435 GFLOPS ~384 GFLOPS
Memory
RAM size 6 GB 4, 6, 8 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 UFS 2.1
Memory card MicroSD MicroSD
Memory card max. size Up to 512 GB Up to 256 GB

Benchmarks

Geekbench 5 (Single-Core)
568
385
Geekbench 5 (Multi-Core)
1745
1538
AnTuTu Benchmark 8
278521
214496
AnTuTu Benchmark Rating (212th and 263rd place)

Software

Operating system Android 10.0 Android 9.0 (Can be upgraded to Android 10)
ROM MIUI 11 ColorOS 7
OS size 18.9 GB -

Battery

Specifications
Capacity 5020 mAh 3765 mAh
Charge power 30 W 20 W
Battery type Li-Po Li-Po
Replaceable No No
Wireless charging No No
Reverse charging No No
Fast charging Yes (50% in 30 min) Yes, VOOC 3.0 (55% in 30 min)
Full charging time 1:20 hr 1:20 hr

Battery life tests

Web browsing (Wi-Fi)
17:23 hr
12:27 hr
Watching videos (Player)
16:45 hr
15:58 hr
Talk (3G)
43:57 hr
28:33 hr

Camera

Specs and camera test of smartphones
Main camera
Matrix 64 megapixels 48 megapixels
Image resolution 9248 x 6920 8000 x 6000
Zoom Digital Digital
Flash LED LED
Stabilization Digital Digital
8K video recording No No
4K video recording Up to 30FPS Up to 30FPS
1080p video recording Up to 60FPS Up to 120FPS
Slow motion 960 FPS (720p) 960 FPS (720p)
Angle of widest lens 119° -
Lenses 4 (64 MP + 8 MP + 5 MP + 2 MP) 2 (48 MP + 5 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
- 48 MP
- Aperture: f/1.7
- Focal length: 26 mm
- Pixel size: 0.8 micron
- Sensor: 1/2", Sony IMX586 (Exmor-RS CMOS)
- Phase autofocus (Dual Pixel)
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)
-
Depth lens - 2 MP
- Aperture: f/2.4
- Pixel size: 1.75 micron
- Sensor: 1/5", GalaxyCore GC02M1 (CMOS)
- 5 MP
- Aperture: f/2.4
Camera features - Bokeh mode
- Pro mode
- Bokeh mode
- Pro mode
Selfie camera
Megapixels 16 megapixels 16 megapixels
Image resolution 4920 x 3264 4608 x 3456
Aperture f/2.48 f/2.0
Focal length - 25 mm
Pixel size 1 microns 1 microns
Sensor type CMOS BSI CMOS
Sensor size 1/3.1" 1/3"
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 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
Bluetooth version 5 5
Bluetooth features LE, HID, A2DP LE, 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, NAVIC GPS, GLONASS, Beidou
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 15
5G support No No

Sound

Speakers Mono Mono
Headphone audio jack Yes Yes
FM radio Yes No
Dolby Atmos No Yes
Speakers test
Max. loudness
87.1 dB
80 dB

Other

Category Mid-range Mid-range
Announced April 2020 May 2019
Release date May 2020 June 2019
Launch price ~ 187 USD ~ 211 USD
SAR (head) 0.66 W/kg 0.92 W/kg
SAR (body) 1.02 W/kg 1.58 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 9 Pro is definitely a better buy.

Cast your vote

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Total votes: 3

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