Home Phone comparison Xiaomi 15 and Xiaomi Poco X3 NFC - Which is better?

Xiaomi 15 vs Xiaomi Poco X3 NFC

93 out 100
Xiaomi 15
VS
53 out 100
Xiaomi Poco X3 NFC
Xiaomi 15
Xiaomi Poco X3 NFC

Compared 2 smartphones : Xiaomi 15 Manufactured in October, 2024, with display 6.36 with chipsetQualcomm Snapdragon 8 Elite, vs Xiaomi Poco X3 NFC, Manufactured in September, 2020 with chipsetQualcomm Snapdragon 732G. 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 15
  • Higher pixel density: 460ppi
  • Lighter design: 191g vs 215g
  • Higher battery capacity: 5400mAh vs 5160mAh
  • Newer Bluetooth version: 5.4 vs 5.1
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Built-in eSIM
  • Includes charger
Reasons to choose Xiaomi Poco X3 NFC
  • Larger display: 6.67in

Versions

Available versions and configurations
Memory Options - 12/256 GB
- 12/512 GB
- 16/256 GB
- 16/512 GB
- 16/1024 GB		 - 6/64 GB
- 6/128 GB
- 8/128 GB

Review

Key Specs Xiaomi 15 and Xiaomi Poco X3 NFC
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 15
vs
Xiaomi Poco X3 NFC

Display

Display quality comparison
Type AMOLED IPS LCD
Size 6.36 in 6.67 in
Resolution 1200x2670 pixels 1080x2400 pixels
Aspect ratio 20:9 20:9
Pixel density 460 ppi 395 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) No
Max brightness 1500 nits 450 nits
HDR support Yes Dolby Vision Yes HDR10
Touch Sampling Rate 300 Hz 240 Hz
Screen-to-body ratio 90.1 % 84.6 %
Features - DCI-P3
- Always-On Display
- DC dimming		 n/a
Display test
Peak brightness (auto)
Xiaomi 15
1508 nits
Xiaomi Poco X3 NFC
629 nits
sRGB gamut99.5 %99.7 %
PWM (Flicker)120 Hz2358 Hz
Response time1 ms35.4 ms
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi 15], [Xiaomi Poco X3 NFC]

Design & Build

Design and ergonomics comparison
Height 152.3 mm (6 in) 165.3 mm (6.51 in)
Width 71.2 mm (2.8 in) 76.8 mm (3.02 in)
Thickness 8.08 mm (0.32 in) 9.4 mm (0.37 in)
Weight 191 g (6.74 oz) 215 g (7.58 oz)
Water resistance IP68 IP53
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Metal
Colors - White
- Black
- Silver
- Green
- Purple		 - Gray
- Blue
Fingerprint sensor Yes In-Display Yes In-Button
Screen-to-body ratio
Xiaomi 15
90.1 %
Xiaomi Poco X3 NFC
84.6 %

Performance

Testing Xiaomi 15 and Xiaomi Poco X3 NFC In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 732G
Max Frequency 4320 MHz 2300 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 6/1.8 (Kryo 470 Silver (Cortex-A55))
- 2/2.3 (Kryo 470 Gold (Cortex-A76))
Process TSMC Samsung
Transistor Size 3 nm 8 nm
Neural Processor Hexagon Hexagon 688
Graphics Adreno 830 Adreno 618
GPU Cores 1536 256
GPU Frequency 1100 MHz 825 MHz
FLOPS 3379.2 GFLOPS 422.4 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15
2934
Xiaomi Poco X3 NFC
722
Geekbench 6 (Multi-Core)
Xiaomi 15
8762
Xiaomi Poco X3 NFC
1878
Geekbench 6 (Single-Core)2934722
Geekbench 6 (Multi-Core)87621878
Geekbench Compute (GPU)24507n/a
Sources: Geekbench v6 [Xiaomi 15]
AnTuTu 10
AnTuTu 10
Xiaomi 15
2620144
Xiaomi Poco X3 NFC
395451
CPU584725132406
GPU114238179345
Memory51940675270
UX373632108430
NanoReview Score2620144395451
3DMark Wild Life
3DMark Wild Life
Xiaomi 15
20823
Xiaomi Poco X3 NFC
1108
Max Surface Temp.n/a42.6 °C
Stabilityn/a99 %
Graphics Testn/a6 fps
Graphics Scoren/a1108
Sources: 3DMark [Xiaomi 15], [Xiaomi Poco X3 NFC]
PCMark 3.0
PCMark 3.0
Xiaomi 15
18292
Xiaomi Poco X3 NFC
8826
Writing score2250810279
Web score188267068
Video editing80605923
Data manipulation146057591
NanoReview Score182928826

Memory

RAM
RAM Size - 12 GB
- 16 GB		 6 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency n/a 1866 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		- 64 GB
- 128 GB
Storage TypeUFS 4.0UFS 2.1
Memory CardNoMicroSD

Software

OS Android 15 Android 10 (Upgradeable to Android 12)
OS Size 21 GB 20.5 GB
UI Skin HyperOS 2.0 MIUI 14

Battery

Volume 5400 mAh 5160 mAh
Max Charging Power 90 W 33 W
Battery Type Silicon Carbon (Si/C) Li-Po
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) No
Fast Charging Yes (83% in 30 min) Yes (55% in 30 min)
Full Charge Time 0:45 h 1:15 h
Battery Life Test
Battery Life
Xiaomi 15
31:54
Xiaomi Poco X3 NFC
24:00
Web Browsing13:20 h09:56 h
Video Playback19:22 h13:59 h
Games07:10 h05:35 h
Standby Mode150 h116 h

Main camera

Matrix 50 MP 64 MP
Photo resolution 8192x6144 pixels 9248x6920 pixels
Zoom Optical, 2.6x Digital
Flash Dual LED Dual LED
Stabilization Optical Digital
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 120 fps) Yes (Up to 30 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 60 fps)
Slow Motion 1920 fps (720p) 960 fps (720p)
Wide-angle lens 115 ° 119 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 64 MP
Ultra-wide: 13 MP
Macro: 2 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP64 MP
Aperturef/1.6f/1.9
Focal length23 mmn/a
SensorOmniVision OVX9000 Light Fusion 900Sony IMX682
Sensor size1/1.311/1.73
Pixel size1.2 μm0.8 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalDigital
Telephoto
Matrix50 MPn/a
Aperturef/2.0n/a
Focal length60 mmn/a
SensorSamsung S5KJN5n/a
Sensor size1/2.76n/a
Pixel size0.64 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix50 MP13 MP
Aperturef/2.2f/2.2
Focal length14 mmn/a
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μm1 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 15
150
Xiaomi Poco X3 NFC
107
Video quality
Xiaomi 15
133
Xiaomi Poco X3 NFC
98
Overall camera score
Xiaomi 15
147
Xiaomi Poco X3 NFC
103
Bokeh75n/a
Preview87n/a
Zoom152n/a
Sources: DxOMark [Xiaomi 15], [Xiaomi Poco X3 NFC]

Front camera

Matrix 32 MP 20 MP
Photo resolution 6528x4896 pixels 5963x3354 pixels
Aperture f/2.0 f/2.2
Focal length 22 mm n/a
Sensor Omnivision OV32B CMOS
Sensor size 1/3.14 1/3.4
Pixel size 0.7 μm 0.8 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 1080p (Full HD) at 30 fps
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 5 (802.11 a/b/g/n/ac)
Wi-Fi features - Dual Band
- Wi-Fi MiMO
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display		 - Dual Band
- Wi-Fi Direct
- Wi-Fi Hotspot
- Wi-Fi Display
Bluetooth version 5.4 5.1
Bluetooth features LE LE, A2DP
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- USB-Host mode
- OTG
DisplayPort Yes n/a
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- SBAS
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoYes
2G BandsGSM B2/B3/B5/B8GSM: B2/3/5/8
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19WCDMA B1/2/4/5/8
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B17/B18/B19/B20/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)LTE (B1/B2/B3/B4/B5/B7/B8/B20/B28)
LTE categoryn/a15
5G SupportYesNo

Sound

Speakers Stereo Stereo
3.5 mm Jack No Yes
FM Radio No Yes
Dolby Atmos Yes Yes
Speaker Test
Max Volume
Xiaomi 15
91.3 dB
Xiaomi Poco X3 NFC
89.2 dB

Other

Class Flagship Mid-range
Announced October, 2024 yr September, 2020 yr
Release Date October, 2024 yr September, 2020 yr
Launch Price ($) 757 245
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes 90 W n/a
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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

Survey

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