Xiaomi Poco X3 Pro vs Realme 9 Pro Plus

65 out of 100

66 out of 100

Here we compared two mid-range smartphones: the 6.67-inch Xiaomi Poco X3 Pro (with Qualcomm Snapdragon 860) that was released on March 22, 2021, against the Realme 9 Pro Plus, which is powered by MediaTek Dimensity 920 and came out 11 months after. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Differences
Review
Specs
Benchmarks
Battery life
Camera
Comments

Key differences

An overview of the main advantages of each smartphone

Reasons to consider the Xiaomi Poco X3 Pro

Water-resistant body (IP53 classification)
Higher display refresh rate – 120 Hz
Comes with 660 mAh larger battery capacity: 5160 vs 4500 mAh
Expandable storage via MicroSD card up to 1024GB
20% better performance in AnTuTu Benchmark (634K versus 527K)
Faster storage type - UFS 3.1 versus UFS 2.2
Has a built-in infrared port

Reasons to consider the Realme 9 Pro Plus

Newer Bluetooth version (v5.2)
Optical image stabilization
Supports higher wattage charging (60W versus 33W)
Compatible with Wi-Fi 6 wireless networks
Delivers 15% higher peak brightness (615 against 536 nits)
Super AMOLED display (versus competitor''s IPS LCD)
The phone is 11-months newer
Reverse charging feature
Supports Dolby Atmos sound technology
Weighs 33 grams less

Review

Evaluation of Xiaomi Poco X3 Pro and Realme 9 Pro Plus crucial features

Display

Screen quality, color accuracy, brightness

Poco X3 Pro

9 Pro Plus

Camera

Photo and video recording quality

Poco X3 Pro

9 Pro Plus

Performance

CPU and memory performance (apps, system)

Poco X3 Pro

9 Pro Plus

Gaming

Capabilities for playing modern games

Poco X3 Pro

9 Pro Plus

Battery

Battery life, charging type and speed

Poco X3 Pro

9 Pro Plus

Connectivity

Networks, ports, data transmission

Poco X3 Pro

9 Pro Plus

NanoReview Score

Final comparison evaluation

Poco X3 Pro

9 Pro Plus

Value for money

Tests and specifications

Comparison table of technical specifications and tests

Phone:

Poco X3 Pro

9 Pro Plus

Display

Type	IPS LCD	Super AMOLED
Size	6.67 inches	6.4 inches
Resolution	1080 x 2400 pixels	1080 x 2400 pixels
Aspect ratio	20:9	20:9
PPI	395 ppi	411 ppi
Refresh rate	120 Hz	90 Hz
Adaptive refresh rate	No	No
Max rated brightness	450 nits	450 nits
Max rated brightness in HDR	600 nits	600 nits
HDR support	Yes, HDR10	Yes, HDR10
Screen protection	Corning Gorilla Glass 6	Corning Gorilla Glass 5
Screen-to-body ratio	84.6%	84.2%
Display features	-	- DCI-P3 - Always-On Display - DC Dimming

Display tests
RGB color space	95.1%	95.9%
PWM	2404 Hz	218 Hz
Response time	37.4 ms	9 ms
Contrast	995:1	∞ Infinity

Peak brightness test (auto)

Poco X3 Pro

536 nits

9 Pro Plus +15%

615 nits

Design and build

Height	165.3 mm (6.51 inches)	160.2 mm (6.31 inches)
Width	76.8 mm (3.02 inches)	73.3 mm (2.89 inches)
Thickness	9.4 mm (0.37 inches)	7.99 mm (0.31 inches)
Weight	215 g (7.58 oz)	182 g (6.42 oz)
Waterproof	IP53	No
Rear material	Plastic	Glass
Frame material	Plastic	Plastic
Colors	Black, Gold, Blue	Black, Blue, Green
Fingerprint scanner	Yes, in-button	Yes, in-display

Screen-to-body ratio

Poco X3 Pro

84.6%

9 Pro Plus

84.2%

Performance

Tests of Xiaomi Poco X3 Pro and Realme 9 Pro Plus in the benchmarks

SoC
Chipset	Qualcomm Snapdragon 860	MediaTek Dimensity 920
Max clock	2960 MHz	2500 MHz
CPU cores	8 (1 + 3 + 4)	8 (2 + 6)
Architecture	- 4 cores at 1.8 GHz: Cortex-A55 (Kryo 485 Silver) - 3 cores at 2.42 GHz: Cortex-A76 (Kryo 485 Gold) - 1 core at 2.96 GHz: Cortex-A76 (Kryo 485 Prime)	- 6 cores at 2 GHz: Cortex-A55 - 2 cores at 2.5 GHz: Cortex-A78
L3 cache	2 MB	2 MB
Lithography process	7 nanometers	6 nanometers
Graphics	Adreno 640	Mali-G68 MP4
GPU shading units	768	-
GPU clock	675 MHz	950 MHz
FLOPS	~1036.8 GFLOPS	~684 GFLOPS

Benchmarks

Geekbench 6 (Single-Core)

Poco X3 Pro

978

9 Pro Plus +1%

983

Geekbench 6 (Multi-Core)

Poco X3 Pro +1%

2608

9 Pro Plus

2585

AnTuTu Benchmark 10

Poco X3 Pro +20%

634660

9 Pro Plus

527564

CPU	180108	174458
GPU	155187	93029
Memory	134861	119609
UX	160808	140029
Total score	634660	527564

3DMark Wild Life Performance

Poco X3 Pro +51%

3456

9 Pro Plus

2293

Max surface temperature	44.1 °C	46.9 °C
Stability	97%	99%
Graphics test	20 FPS	13 FPS
Graphics score	3456	2293

PCMark 3.0

Poco X3 Pro

10667

9 Pro Plus +14%

12178

Web score	7980	8677
Video editing	6193	6622
Photo editing	21814	30524
Data manipulation	8636	8593
Writing score	12480	18615

Memory

RAM
RAM size	6, 8 GB	6, 8 GB
Memory type	LPDDR4X	LPDDR4X
Memory clock	2133 MHz	2133 MHz
Channels	2	2

Storage
Storage size	128, 256 GB	128, 256 GB
Storage type	UFS 3.1	UFS 2.2
Memory card	MicroSD	No
Memory card max size	Up to 1024 GB	-

Software

Operating system	Android 11 (Can be upgraded to Android 13)	Android 12 (Can be upgraded to Android 13)
ROM	MIUI 14	Realme UI 4.0
OS size	13 GB	15 GB

Battery

Capacity	5160 mAh	4500 mAh
Max charge power	33 W	60 W
Battery type	Li-Po	Li-Po
Replaceable	No	No
Wireless charging	No	No
Reverse charging	No	Yes
Fast charging	Yes (55% in 30 min)	Yes (77% in 30 min)
Full charging time	1:15 hr	0:49 hr

Battery life tests
Web browsing	11:51 hr	12:29 hr
Watching video	10:33 hr	14:47 hr
Gaming	05:14 hr	05:58 hr
Standby	119 hr	96 hr

General battery life

Poco X3 Pro

31:56 hr

9 Pro Plus +3%

33:03 hr

Camera

Specs and camera test of smartphones

Main camera
Matrix	48 megapixels	50 megapixels
Image resolution	8000 x 6000	8700 x 5800
Zoom	Digital	Digital
Flash	Dual LED	LED
Stabilization	Digital	Optical
8K video recording	No	No
4K video recording	Up to 30FPS	Up to 30FPS
1080p video recording	Up to 60FPS	Up to 60FPS
Slow motion	960 FPS (1080p)	960 FPS (720p)
Angle of widest lens	119°	119°
Lenses	4 (48 MP + 8 MP + 2 MP + 2 MP)	3 (50 MP + 8 MP + 4 MP)
Wide (main) lens	- 48 MP - Aperture: f/1.8 - Focal length: 26 mm - Pixel size: 0.8 micron - Sensor: 1/2.0", Sony IMX582 (Exmor-RS CMOS) - Phase autofocus	- 50 MP - Aperture: f/1.8 - Focal length: 24 mm - Pixel size: 1 micron - Sensor: 1/1.56", Sony IMX766 (Exmor-RS CMOS) - Phase autofocus - Optical stabilization
Ultra-wide lens	- 8 MP - Aperture: f/2.2 - Pixel size: 1.12 micron	- 8 MP - Aperture: f/2.2 - Focal length: 16 mm - Pixel size: 1.14 micron - Sensor: 1/4", Sony IMX355 (Exmor-RS CMOS)
Macro lens	- 2 MP - Aperture: f/2.4 - Pixel size: 1.75 micron	- 4 MP - Aperture: f/2.4 - Focal length: 21.8 mm - Pixel size: 1.75 micron - Sensor: 1/5", GalaxyCore GC02M1 (CMOS)
Depth lens	- 2 MP - Aperture: f/2.4 - Pixel size: 1.75 micron	-
Camera features	- Bokeh mode - Pro mode	- Bokeh mode - Pro mode - RAW support

Selfie camera
Megapixels	20 megapixels	16 megapixels
Image resolution	5480 x 3648	4920 x 3264
Aperture	f/2.2	f/2.4
Focal length	25 mm	27 mm
Pixel size	0.8 microns	1 microns
Sensor type	CMOS	Exmor-RS CMOS
Sensor size	1/3.4"	1/3.13"
Video resolution	1080p (Full HD) at 30 FPS	1080p (Full HD) at 30 FPS

Connectivity

Wi-Fi standard	Wi-Fi 5 (802.11 a/b/g/n/ac)	Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
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	5.2
Bluetooth features	LE, A2DP	LE, A2DP
USB type	USB Type-C	USB Type-C
USB version	2	2
USB features	- Charging - USB-Storage mode - USB-Host mode - OTG	- Charging - USB-Storage mode - OTG
GPS	GPS, GLONASS, Beidou, Galileo	GPS, GLONASS, Beidou, Galileo
NFC *	Yes	Depends on the region
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	Yes	No
LTE Cat *	20	-
5G support	No	Yes

Sound

Speakers	Stereo	Stereo
Headphone audio jack	Yes	Yes
FM radio	Yes	No
Dolby Atmos	No	Yes

Speakers test

Max loudness

Poco X3 Pro

88.3 dB

9 Pro Plus +4%

91.6 dB

Other

Category	Mid-range	Mid-range
Announced	March 2021	February 2022
Release date	April 2021	February 2022
Sensors	- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint	- Proximity sensor - Gyroscope - Accelerometer - Ambient light sensor - Compass - Fingerprint
Bundled charger	-	Yes, 60 W

* Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the connectivity and sound are more important to you, then choose the Realme 9 Pro Plus . But if the performance, gaming, software, and design are more of a priority – go for the Xiaomi Poco X3 Pro .