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Phone (3a) Pro vs 15T

Nothing Phone (3a) Pro vs Xiaomi 15T

What Phone (3a) Pro does better (4) and where 15T wins (25) — every spec side by side.

Nothing · 2025Phone (3a) Pro

8.6Score

4 advantages≈ $480

Xiaomi · 202515T

9.3Score

25 advantages≈ $500

Higher score

8.5Display9.4

6.8Performance8.3

9.1Camera8.8

6.4Battery8.1

7.5Features9.6

Dimensions

Size comparison

Phone (3a) Pro15T

	Phone (3a) Pro	15T	Difference
Height	163.5 mm	163.2 mm	+0.3 mm
Width	77.5 mm	78 mm	−0.5 mm
Thickness	8.4 mm	7.5 mm	+0.9 mm
Weight	211 g	194 g	+17 g

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

Why is Phone (3a) Pro better than 15T?

Optical zoom3× vs 2×+50%
Selfie camera50 MP vs 32 MP+56%
Charged in 30 min79% vs 60%+32%
Loudspeaker loudness-23.3 LUFS vs -24.9 LUFS+-6%

Why is 15T better than Phone (3a) Pro?

AnTuTu score820,097 vs 1,640,2532×
Geekbench 6 (multi-core)3,327 vs 6,327+90%
3DMark Wild Life Extreme1,061 vs 3,8113.6×
Water resistance (IPx)IPx4 vs IPx82×
Storage (max)256 GB vs 512 GB2×
Wired charging50 W vs 67 W+34%
Battery capacity5,000 mAh vs 5,500 mAh+10%
Active use (test)13.6 h vs 14.9 h+10%
CPU frequency2.5 GHz vs 3.25 GHz+30%
Storage (base)128 GB vs 256 GB2×
4K video frame rate30 fps vs 60 fps2×
Energy classC vs A

Specifications

Side by side

Only differences	Nothing Phone (3a) Pro≈ $4808.6	Xiaomi 15T≈ $5009.3
Design
Weight	211 g	194 g
Thickness	8.4 mm	7.5 mm
Height	163.5 mm	163.2 mm
Width	77.5 mm	78 mm
Frame	Plastic	Plastic
Back	Glass	Plastic
Ingress protection	IP64	IP68
Water resistance (IPx)	IPx4	IPx8
Glass protection	Panda Glass	Corning Gorilla Glass 7i
Colours	Black, Gray	Black, Gray, Rose Gold
Display
Screen size	6.8″	6.8″
Panel	AMOLED	AMOLED
OLED panel	Yes	Yes
Resolution (width)	1,080 px	1,280 px
Resolution (height)	2,392 px	2,772 px
Pixel density	387 ppi	447 ppi
Refresh rate	120 Hz	120 Hz
Peak brightness	3,000 nits	3,200 nits
Measured brightness	1,307 nits	1,525 nits
Screen-to-body ratio	88%	90%
HDR	Yes	Yes
Performance
Chipset	Qualcomm SM7635 Snapdragon 7s Gen 3	Mediatek Dimensity 8400 Ultra
Chip maker	Qualcomm	MediaTek
Process	4 nm	4 nm
CPU cores	8	8
CPU frequency	2.5 GHz	3.25 GHz
GPU	Adreno 810	Mali-G720 MC7
AnTuTu score	820,097	1,640,253
Geekbench 6 (multi-core)	3,327	6,327
3DMark Wild Life Extreme	1,061	3,811
Memory
RAM	12 GB	12 GB
Storage (max)	256 GB	512 GB
Storage (base)	128 GB	256 GB
Storage type	UFS 2.2	UFS 4.1
Memory card slot	No	No
Camera
Main camera	50 MP	50 MP
Main camera aperture	f/1.9	f/1.7
Main sensor size	1/1.56"	1/1.55"
Rear cameras	3	3
Optical stabilisation	Yes	Yes
Ultra-wide camera	Yes	Yes
Telephoto camera	Yes	Yes
Optical zoom	3×	2×
Max video	4K	4K
4K video frame rate	30 fps	60 fps
Selfie camera	50 MP	32 MP
4K selfie video	Yes	Yes
Battery
Battery capacity	5,000 mAh	5,500 mAh
Battery type	Li-Po	Li-Po
Active use (test)	13.6 h	14.9 h
Wired charging	50 W	67 W
Charged in 30 min	79%	60%
Wireless charging	No	No
Connectivity
5G	Yes	Yes
eSIM	Yes	Yes
Dual SIM	Yes	Yes
Wi-Fi standard	Wi-Fi 6	Wi-Fi 6E
Bluetooth	5.4	6
NFC	Yes	Yes
USB	USB Type-C 2.0	USB Type-C 2.0
USB version	2	2
Infrared port	—	Yes
Dual-band GPS	—	Yes
Satellite navigation	GLONASS, GALILEO, BDS, QZSS	GLONASS, GALILEO, BDS, QZSS, NavIC
Features
Stereo speakers	Yes	Yes
3.5 mm headphone jack	No	No
Loudspeaker loudness	-23.3 LUFS	-24.9 LUFS
Fingerprint sensor	Under display	Under display
Sensors	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass	Fingerprint (under display, optical), accelerometer, gyro, proximity, compass
SAR (head)	—	0.99 W/kg
Software
OS at launch	Android 15	Android 15
Platform	Android	Android
Interface	Nothing OS 4.0	HyperOS 3
Major OS updates promised	3	—
EU label
Energy class	C	A
Battery charge cycles	1,400	1,600
Endurance per cycle	43 h	58 h
Repairability class	C	C
Drop resistance class	C	A