Home Phone comparison Xiaomi Poco X7 and Xiaomi 15T - Which is better?

Xiaomi Poco X7 vs Xiaomi 15T

66 out 100
Xiaomi Poco X7
VS
82 out 100
Xiaomi 15T
Xiaomi Poco X7
Xiaomi 15T

Compared 2 smartphones : Xiaomi Poco X7 Manufactured in January, 2025, with display 6.67 with chipsetMediaTek Dimensity 7300 Ultra, vs Xiaomi 15T, Manufactured in September, 2025with chipsetMediaTek Dimensity 8400 Ultra. Below are specs, tests, pros and cons for each device

  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery Life
  6. Cameras
  7. Comments (0)

Key Differences

Device key advantages
Reasons to choose Xiaomi Poco X7
  • Lighter design: 185.5g vs 194g
  • Includes charger
Reasons to choose Xiaomi 15T
  • Larger display: 6.83in
  • Higher pixel density: 447ppi
  • Higher battery capacity: 5500mAh vs 5110mAh
  • Newer Bluetooth version: 6.0 vs 5.4

Versions

Available versions and configurations
Memory Options - 8/128 GB
- 8/256 GB
- 12/512 GB		 - 12/256 GB
- 12/512 GB

Review

Key Specs Xiaomi Poco X7 and Xiaomi 15T
Display
Color accuracy, sharpness & brightness
Camera
Main & front camera tests
Performance
App & system performance
Games
3D gaming performance
Battery
Battery life, charging speed & type
Connectivity
Connectivity features
NanoReview Score
Overall score by NanoReview
Adjust each parameter’s importance to find the best match for you.
Customize your score
Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Xiaomi Poco X7
vs
Xiaomi 15T

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.67 in 6.83 in
Resolution 1220x2712 pixels 1280x2772 pixels
Aspect ratio 20:9 19.5:9
Pixel density 446 ppi 447 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes Yes
Max brightness 1200 nits n/a
HDR support Yes Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 480 Hz 480 Hz
Screen-to-body ratio 88.9 % 89.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi Poco X7
1107 nits
Xiaomi 15T
n/a
sRGB gamut100 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi Poco X7]

Design & Build

Design and ergonomics comparison
Height 162.33 mm (6.39 in) 163.2 mm (6.43 in)
Width 74.42 mm (2.93 in) 78 mm (3.07 in)
Thickness 8.4 mm (0.33 in) 7.5 mm (0.3 in)
Weight 185.5 g (6.54 oz) 194 g (6.84 oz)
Water resistance IP68 IP68
Cooling system Vapor chamber Vapor chamber
Back panel Plastic n/a
Frame Plastic Plastic
Colors - Black
- Silver
- Green		 - Black
- Gray
- Rose Gold
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi Poco X7
88.9 %
Xiaomi 15T
89.9 %

Performance

Testing Xiaomi Poco X7 and Xiaomi 15T In benchmarks
Processor
Chipset MediaTek Dimensity 7300 Ultra MediaTek Dimensity 8400 Ultra
Max Frequency 2500 MHz 3250 MHz
CPU Cores 8 (4 + 4) 8 (1 + 3 + 4)
Architecture - 4/2 (Cortex-A55)
- 4/2.5 (Cortex-A78)		 - 4/2.1 (Cortex-A725)
- 3/3 (Cortex-A725)
- 1/3.25 (Cortex-A725)
Process TSMC TSMC
Transistor Size 4 nm 4 nm
Neural Processor MediaTek APU 655 MediaTek NPU 880
Graphics Mali-G615 MP2 Mali-G720 MP7
GPU Cores 256 896
GPU Frequency 1047 MHz 1300 MHz
FLOPS 536.1 GFLOPS 2329.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi Poco X7
1031
Xiaomi 15T
1603
Geekbench 6 (Multi-Core)
Xiaomi Poco X7
2842
Xiaomi 15T
6413
Geekbench 6 (Single-Core)10311603
Geekbench 6 (Multi-Core)28426413
Geekbench Compute (GPU)250711228
Sources: Geekbench v6 [Xiaomi Poco X7], [Xiaomi 15T]
AnTuTu 10
AnTuTu 10
Xiaomi Poco X7
675069
Xiaomi 15T
1872827
CPU203194448609
GPU143338683486
Memory159275396486
UX169262344246
NanoReview Score6750691872827

Memory

RAM
RAM Size - 8 GB
- 12 GB		 12 GB
Memory Type LPDDR4X LPDDR5X
Memory Frequency 2133 MHz n/a
Channels 2 4
Storage
Storage Capacity- 128 GB
- 256 GB
- 512 GB		256 GB
Storage TypeUFS 2.2UFS 4.1
Memory CardNoNo

Software

OS Android 14 Android 15
UI Skin HyperOS 1.0 HyperOS 2.0

Battery

Volume 5110 mAh 5500 mAh
Max Charging Power 45 W 67 W
Battery Type Li-Po Li-Po
Removable No No
Wireless Charging No No
Reverse Charging No No
Fast Charging Yes (62% in 30 min) Yes (50% in 22 min)
Full Charge Time 1:05 h 0:50 h
Battery Life Test
Battery Life
Xiaomi Poco X7
19:25
Xiaomi 15T
n/a
Web Browsing06:50 hn/a
Video Playback10:59 hn/a
Games05:14 hn/a
Standby Mode104 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Digital Optical, 2x
Flash LED Dual LED
Stabilization Optical Optical
8K Recording No No
4K Recording Yes (Up to 30 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (720p) 240 fps (1080p)
Wide-angle lens 120 ° 120 °
Lenses count Standard: 50 MP
Ultra-wide: 8 MP
Macro: 2 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 12 MP
Features - Bokeh effect
- Pro mode		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP50 MP
Aperturef/1.5f/1.7
Focal length26 mm23 mm
SensorSony IMX882Omnivision OV50 Light Hunter 800
Sensor size1/1.961/1.55
Pixel size0.8 μm1 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrixn/a50 MP
Aperturen/af/1.9
Focal lengthn/a46 mm
Sensorn/aSamsung S5KJN5
Sensor sizen/a1/2.76
Pixel sizen/a0.64 μm
Stabilizationn/aDigital
Ultra-wide lens
Matrix8 MP12 MP
Aperturef/2.2f/2.2
Focal length15 mm15 mm
SensorSony IMX355n/a
Sensor size1/4.01/3.06
Pixel size1.12 μm1.12 μm
StabilizationDigitalDigital

Front camera

Matrix 20 MP 32 MP
Photo resolution 5184x3888 pixels n/a
Aperture f/2.2 f/2.2
Focal length 25 mm 21 mm
Sensor Omnivision OV20B CMOS
Sensor size 1/4.0 1/3.44
Pixel size 0.7 μm 0.64 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 1080p (Full HD) at 60 fps 2160p (4K) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 6 (802.11 a/b/g/n/ac/ax) Wi-Fi 6E (802.11 a/b/g/n/ac/ax)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 6.0
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort No No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G BandsGSM 2/3/5/8GSM 2/3/5/8
3G BandsWCDMA B1/2/4/5/6/8/19WCDMA B1/2/4/5/8/6/19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B18/B19/B20/B28/B38/B40/B41/B42/B48/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B17/B18/B19/B20/B26/B28/B32/B66/B71)
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi Poco X7
91.4 dB
Xiaomi 15T
n/a

Other

Class Mid-range Mid-range
Announced January, 2025 yr September, 2025 yr
Release Date January, 2025 yr September, 2025 yr
Launch Price ($) 229 n/a
MSRP ($) n/a 650
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 45 W No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

After analyzing the data, we consider Xiaomi 15T the clear winner in this comparison.

Survey

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Total Votes: 1

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