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12S Ultra vs Poco X4 GT

Xiaomi 12S Ultra vs Xiaomi Poco X4 GT

What 12S Ultra does better (25) and where Poco X4 GT wins (6) — every spec side by side.

Xiaomi · 202212S Ultra

9.2Score

25 advantages≈ $270

Higher score

Xiaomi · 2022Poco X4 GT

8.0Score

6 advantages≈ $260

8.5Display7.0

7.7Performance6.4

9.7Camera7.2

7.5Battery8.0

9.1Features6.9

Dimensions

Size comparison

12S UltraPoco X4 GT

	12S Ultra	Poco X4 GT	Difference
Height	163.2 mm	163.6 mm	−0.4 mm
Width	75 mm	74.3 mm	+0.7 mm
Thickness	9.1 mm	8.9 mm	+0.2 mm
Weight	225 g	200 g	+25 g

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

Why is 12S Ultra better than Poco X4 GT?

Water resistance (IPx)IPx8 vs IPx32.7×
AnTuTu score1,039,412 vs 747,871+39%
Peak brightness1,500 nits vs 650 nits2.3×
RAM12 GB vs 8 GB+50%
OLED panelYes · Poco X4 GT: No
Storage (max)512 GB vs 256 GB2×
Optical stabilisationYes · Poco X4 GT: No
Telephoto cameraYes · Poco X4 GT: No
Wireless chargingYes · Poco X4 GT: No
3DMark Wild Life Extreme2,746 vs 1,518+81%
Measured brightness1,065 nits vs 600 nits+77%
Geekbench 6 (multi-core)4,300 vs 3,719+16%

Why is Poco X4 GT better than 12S Ultra?

Main camera50 MP vs 64 MP+28%
Battery capacity4,860 mAh vs 5,080 mAh+5%
Refresh rate120 Hz vs 144 Hz+20%
3.5 mm headphone jackNo · 12S Ultra: Yes
Weight225 g vs 200 g+12%
Thickness9.1 mm vs 8.9 mm+2%

Specifications

Side by side

Only differences	Xiaomi 12S Ultra≈ $2709.2	Xiaomi Poco X4 GT≈ $2608.0
Design
Weight	225 g	200 g
Thickness	9.1 mm	8.9 mm
Height	163.2 mm	163.6 mm
Width	75 mm	74.3 mm
Frame	Aluminium	Plastic
Back	Eco leather	Plastic
Ingress protection	IP68	IP53
Water resistance (IPx)	IPx8	IPx3
Glass protection	Corning Gorilla Glass Victus	Corning Gorilla Glass 5
Colours	Black, Dark Green	Black, Blue, Silver
Display
Screen size	6.7″	6.6″
Panel	LTPO2 AMOLED	IPS LCD
OLED panel	Yes	No
LTPO (adaptive 1–120 Hz)	Yes	—
Resolution (width)	1,440 px	1,080 px
Resolution (height)	3,200 px	2,460 px
Pixel density	522 ppi	407 ppi
Refresh rate	120 Hz	144 Hz
Peak brightness	1,500 nits	650 nits
Measured brightness	1,065 nits	600 nits
Screen-to-body ratio	89%	85.1%
HDR	Yes	Yes
Performance
Chipset	Qualcomm SM8475 Snapdragon 8+ Gen 1	Mediatek Dimensity 8100
Chip maker	Qualcomm	MediaTek
Process	4 nm	5 nm
CPU cores	8	8
CPU frequency	3.19 GHz	2.85 GHz
GPU	Adreno 730	Mali-G610 MC6
AnTuTu score	1,039,412	747,871
Geekbench 6 (multi-core)	4,300	3,719
3DMark Wild Life Extreme	2,746	1,518
Memory
RAM	12 GB	8 GB
Storage (max)	512 GB	256 GB
Storage (base)	256 GB	128 GB
Storage type	UFS 3.1	UFS 3.1
Memory card slot	No	No
Camera
Main camera	50 MP	64 MP
Main camera aperture	f/1.9	f/1.9
Main sensor size	1"	1/1.72"
Rear cameras	3	2
Optical stabilisation	Yes	No
Ultra-wide camera	Yes	Yes
Telephoto camera	Yes	No
Optical zoom	5×	—
Max video	8K	4K
4K video frame rate	60 fps	30 fps
Selfie camera	32 MP	16 MP
4K selfie video	No	No
Battery
Battery capacity	4,860 mAh	5,080 mAh
Battery type	Li-Po	Li-Po
Wired charging	67 W	67 W
Charged in 30 min	73%	65%
Wireless charging	Yes	No
Wireless charging power	50 W	—
Reverse wireless charging	Yes	—
Connectivity
5G	Yes	Yes
eSIM	No	No
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6E	Wi-Fi 6
Bluetooth	5.2	5.3
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Infrared port	Yes	Yes
Dual-band GPS	Yes	—
Satellite navigation	GLONASS, GALILEO, BDS, QZSS, NavIC	GLONASS, GALILEO, BDS
Features
Stereo speakers	Yes	Yes
3.5 mm headphone jack	No	Yes
Loudspeaker loudness	-25.6 LUFS	-27.4 LUFS
Fingerprint sensor	Under display	Side
Barometer	Yes	—
Sensors	Fingerprint (under display, optical), accelerometer, gyro, compass, barometer	Fingerprint (side-mounted), accelerometer, proximity, gyro, compass
SAR (head)	—	0.6 W/kg
Software
OS at launch	Android 12	Android 12
Platform	Android	Android
Interface	MIUI 13	MIUI 13 for POCO