Home Phone comparison Xiaomi 15 and Nothing Phone (4a) Pro - Which is better?

Xiaomi 15 vs Nothing Phone (4a) Pro

93 out 100
Xiaomi 15
VS
77 out 100
Nothing Phone (4a) Pro
Xiaomi 15
Nothing Phone (4a) Pro

Compared 2 smartphones : Xiaomi 15 Manufactured in October, 2024, with display 6.36 with chipsetQualcomm Snapdragon 8 Elite, vs Nothing Phone (4a) Pro, Manufactured in March, 2026with chipsetQualcomm Snapdragon 7 Gen 4. 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 210g
  • Higher battery capacity: 5400mAh vs 5080mAh
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Infrared port
  • Includes charger
Reasons to choose Nothing Phone (4a) Pro
  • Larger display: 6.83in
  • Higher refresh rate: 144Hz

Versions

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

Review

Key Specs Xiaomi 15 and Nothing Phone (4a) Pro
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
Nothing Phone (4a) Pro

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.36 in 6.83 in
Resolution 1200x2670 pixels 1260x2800 pixels
Aspect ratio 20:9 20:9
Pixel density 460 ppi 440 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (30-120 Hz)
Max brightness 1500 nits 1600 nits
HDR support Yes Dolby Vision Yes, HDR10+
Touch Sampling Rate 300 Hz n/a
Screen-to-body ratio 90.1 % 89.9 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi 15
1508 nits
Nothing Phone (4a) Pro
n/a
sRGB gamut99.5 %n/a
PWM (Flicker)120 Hzn/a
Response time1 msn/a
Contrast∞ Infiniten/a
Sources: NotebookCheck [Xiaomi 15]

Design & Build

Design and ergonomics comparison
Height 152.3 mm (6 in) 163.6 mm (6.44 in)
Width 71.2 mm (2.8 in) 76.6 mm (3.02 in)
Thickness 8.08 mm (0.32 in) 7.9 mm (0.31 in)
Weight 191 g (6.74 oz) 210 g (7.41 oz)
Water resistance IP68 IP65
Cooling system Vapor chamber Vapor chamber
Back panel Glass Metal
Frame Metal Metal
Colors - White
- Black
- Silver
- Green
- Purple		 - Black
- Silver
- Pink
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 15
90.1 %
Nothing Phone (4a) Pro
89.9 %

Performance

Testing Xiaomi 15 and Nothing Phone (4a) Pro In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Qualcomm Snapdragon 7 Gen 4
Max Frequency 4320 MHz 2800 MHz
CPU Cores 8 (2 + 6) 8 (1 + 4 + 3)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 3/1.84 (Kryo Silver (Cortex-520))
- 4/2.4 (Kryo Gold (Cortex-720))
- 1/2.8 (Kryo Prime (Cortex-720))
Process TSMC TSMC
Transistor Size 3 nm 4 nm
Neural Processor Hexagon Yes
Graphics Adreno 830 Adreno 722
GPU Cores 1536 512
GPU Frequency 1100 MHz 1150 MHz
FLOPS 3379.2 GFLOPS 1177.6 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15
2934
Nothing Phone (4a) Pro
1373
Geekbench 6 (Multi-Core)
Xiaomi 15
8762
Nothing Phone (4a) Pro
4243
Geekbench 6 (Single-Core)29341373
Geekbench 6 (Multi-Core)87624243
Geekbench Compute (GPU)245077583
Sources: Geekbench v6 [Xiaomi 15], [Nothing Phone (4a) Pro]
AnTuTu 10
AnTuTu 10
Xiaomi 15
2620144
Nothing Phone (4a) Pro
1186813
CPU584725390368
GPU1142381377879
Memory519406193509
UX373632225057
NanoReview Score26201441186813
3DMark Wild Life
3DMark Wild Life
Xiaomi 15
20823
Nothing Phone (4a) Pro
n/a
Sources: 3DMark [Xiaomi 15]
PCMark 3.0
PCMark 3.0
Xiaomi 15
18292
Nothing Phone (4a) Pro
n/a
Writing score22508n/a
Web score18826n/a
Video editing8060n/a
Data manipulation14605n/a
NanoReview Score18292n/a

Memory

RAM
RAM Size - 12 GB
- 16 GB		 8 GB
Memory Type LPDDR5X LPDDR5
Memory Frequency n/a 3200 MHz
Channels 2 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 4.0UFS 3.1
Memory CardNoNo

Software

OS Android 15 Android 16
OS Size 21 GB n/a
UI Skin HyperOS 2.0 Nothing OS 4.1

Battery

Volume 5400 mAh 5080 mAh
Max Charging Power 90 W 50 W
Battery Type Silicon Carbon (Si/C) Li-Po
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (83% in 30 min) Yes (50% in 28 min)
Full Charge Time 0:45 h 1:12 h
Battery Life Test
Battery Life
Xiaomi 15
31:54
Nothing Phone (4a) Pro
n/a
Web Browsing13:20 hn/a
Video Playback19:22 hn/a
Games07:10 hn/a
Standby Mode150 hn/a

Main camera

Matrix 50 MP 50 MP
Photo resolution 8192x6144 pixels 8192x6144 pixels
Zoom Optical, 2.6x Optical, 3.5x
Flash Dual LED LED
Stabilization Optical Optical
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) 240 fps (720p)
Wide-angle lens 115 ° 120 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 8 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP50 MP
Aperturef/1.6f/1.9
Focal length23 mm24 mm
SensorOmniVision OVX9000 Light Fusion 900Sony LYT-710
Sensor size1/1.311/1.56 (0.64)
Pixel size1.2 μm1 μm
AutofocusLaser autofocusPhase autofocus (Dual Pixel)
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.0f/2.9
Focal length60 mm80 mm
SensorSamsung S5KJN5Samsung S5KJN5
Sensor size1/2.761/2.75 (0.36)
Pixel size0.64 μm0.64 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP8 MP
Aperturef/2.2f/2.2
Focal length14 mm15 mm
SensorSamsung S5KJN1Sony IMX355
Sensor size1/2.761/4.0 (0.25)
Pixel size0.64 μm1.12 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 15
150
Nothing Phone (4a) Pro
n/a
Video quality
Xiaomi 15
133
Nothing Phone (4a) Pro
n/a
Overall camera score
Xiaomi 15
147
Nothing Phone (4a) Pro
n/a
Bokeh75n/a
Preview87n/a
Zoom152n/a
Sources: DxOMark [Xiaomi 15]

Front camera

Matrix 32 MP 32 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.0 f/2.2
Focal length 22 mm 22 mm
Sensor Omnivision OV32B ISOCELL CMOS
Sensor size 1/3.14 1/3.42 (0.29)
Pixel size 0.7 μm 0.64 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 6 (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 5.4
Bluetooth features LE LE
USB type USB Type-C USB Type-C
USB version 3.2 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
2G BandsGSM B2/B3/B5/B8GSM 850 / 900 / 1800 / 1900
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19UMTS B1, 2, 4, 5, 6, 8, 19
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/B12/B17/B18/B19/B20/B25/B26/B28/B38/B40/B41/B42/B48/B66/B71)
5G SupportYesYes

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
Xiaomi 15
91.3 dB
Nothing Phone (4a) Pro
n/a

Other

Class Flagship Mid-range
Announced October, 2024 yr March, 2026 yr
Release Date October, 2024 yr March, 2026 yr
Launch Price ($) 757 n/a
MSRP ($) n/a 499
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 No
* 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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