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Poco X3 Pro vs Redmi Note 9

Xiaomi Poco X3 Pro vs Xiaomi Redmi Note 9

What Poco X3 Pro does better (17) and where Redmi Note 9 wins (2) — every spec side by side.

Xiaomi · 2021Poco X3 Pro

6.7Score

17 advantages≈ $230

Higher score

Xiaomi · 2020Redmi Note 9

4.9Score

2 advantages≈ $120

5.5Display3.6

4.5Performance2.2

6.7Camera5.7

7.3Battery5.9

4.7Features5.0

Dimensions

Size comparison

Poco X3 ProRedmi Note 9

	Poco X3 Pro	Redmi Note 9	Difference
Height	165.3 mm	162.3 mm	+3 mm
Width	76.8 mm	77.2 mm	−0.4 mm
Thickness	9.4 mm	8.9 mm	+0.5 mm
Weight	215 g	199 g	+16 g

Drawn to the same scale from the official dimensions (front and side).

Why is Poco X3 Pro better than Redmi Note 9?

AnTuTu score453,223 vs 200,4142.3×
Refresh rate120 Hz vs 60 Hz2×
Geekbench 6 (multi-core)2,574 vs 1,292+99%
Wired charging33 W vs 18 W+83%
Storage (max)256 GB vs 128 GB2×
Stereo speakersYes · Redmi Note 9: No
RAM8 GB vs 6 GB+33%
Battery capacity5,160 mAh vs 5,020 mAh+3%
CPU frequency2.96 GHz vs 2 GHz+48%
Measured brightness529 nits vs 370 nits+43%
Storage (base)128 GB vs 64 GB2×
Max video4K vs 1080p

Why is Redmi Note 9 better than Poco X3 Pro?

Weight215 g vs 199 g+8%
Thickness9.4 mm vs 8.9 mm+6%

Specifications

Side by side

Only differences	Xiaomi Poco X3 Pro≈ $2306.7	Xiaomi Redmi Note 9≈ $1204.9
Design
Weight	215 g	199 g
Thickness	9.4 mm	8.9 mm
Height	165.3 mm	162.3 mm
Width	76.8 mm	77.2 mm
Frame	Plastic	Plastic
Back	Plastic	Plastic
Ingress protection	IP53	—
Water resistance (IPx)	IPx3	—
Glass protection	Corning Gorilla Glass 6	Corning Gorilla Glass 5
Colours	Phantom Black, Frost Blue, Metal Bronze	Forest Green, Midnight Grey, Polar White
Display
Screen size	6.7″	6.5″
Panel	IPS LCD	IPS LCD
OLED panel	No	No
Resolution (width)	1,080 px	1,080 px
Resolution (height)	2,400 px	2,340 px
Pixel density	395 ppi	395 ppi
Refresh rate	120 Hz	60 Hz
Peak brightness	450 nits	450 nits
Measured brightness	529 nits	370 nits
Screen-to-body ratio	84.6%	83.5%
HDR	Yes	—
Performance
Chipset	Qualcomm Snapdragon 860	Mediatek MT6769Z Helio G85
Chip maker	Qualcomm	MediaTek
Process	7 nm	12 nm
CPU cores	8	8
CPU frequency	2.96 GHz	2 GHz
GPU	Adreno 640	Mali-G52 MC2
AnTuTu score	453,223	200,414
Geekbench 6 (multi-core)	2,574	1,292
3DMark Wild Life Extreme	979	—
Memory
RAM	8 GB	6 GB
Storage (max)	256 GB	128 GB
Storage (base)	128 GB	64 GB
Storage type	UFS 3.1	eMMC 5.1
Memory card slot	Yes	Yes
Camera
Main camera	48 MP	48 MP
Main camera aperture	f/1.8	f/1.8
Main sensor size	1/2.0"	1/2.0"
Rear cameras	2	2
Optical stabilisation	No	No
Ultra-wide camera	Yes	Yes
Telephoto camera	No	No
Max video	4K	1080p
4K video frame rate	30 fps	—
Selfie camera	20 MP	13 MP
4K selfie video	No	No
Battery
Battery capacity	5,160 mAh	5,020 mAh
Battery type	Li-Po	Li-Po
Wired charging	33 W	18 W
Charged in 30 min	59%	38%
Wireless charging	No	No
Connectivity
5G	No	No
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 5	Wi-Fi 5
Bluetooth	5	5
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Infrared port	Yes	Yes
Satellite navigation	GLONASS, GALILEO, BDS	GLONASS, GALILEO, BDS
Features
Stereo speakers	Yes	No
3.5 mm headphone jack	Yes	Yes
Loudspeaker loudness	-26.1 LUFS	-30.1 LUFS
Fingerprint sensor	Side	Rear
Sensors	Fingerprint (side-mounted), accelerometer, gyro, proximity, compass	Fingerprint (rear-mounted), accelerometer, gyro, proximity, compass
SAR (head)	0.57 W/kg	0.8 W/kg
Software
OS at launch	Android 11	Android 10
Platform	Android	Android
Interface	MIUI 13 for POCO	MIUI 13