Home Phone comparison Xiaomi 15 and Xiaomi Redmi Note 15 4G - Which is better?

Xiaomi 15 vs Xiaomi Redmi Note 15 4G

93 out 100
Xiaomi 15
VS
64 out 100
Xiaomi Redmi Note 15 4G
Xiaomi 15
Xiaomi Redmi Note 15 4G

Compared 2 smartphones : Xiaomi 15 Manufactured in October, 2024, with display 6.36 with chipsetQualcomm Snapdragon 8 Elite, vs Xiaomi Redmi Note 15 4G, Manufactured in December, 2025with chipsetMediaTek Helio G100 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 15
  • Higher pixel density: 460ppi
  • Newer Bluetooth version: 5.4 vs 5.3
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Infrared port
  • Built-in eSIM
  • Includes charger
Reasons to choose Xiaomi Redmi Note 15 4G
  • Larger display: 6.77in
  • Lighter design: 183.7g vs 191g
  • Higher battery capacity: 6000mAh vs 5400mAh

Versions

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

Review

Key Specs Xiaomi 15 and Xiaomi Redmi Note 15 4G
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
Redmi Note 15 4G

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.36 in 6.77 in
Resolution 1200x2670 pixels 1080x2340 pixels
Aspect ratio 20:9 n/a
Pixel density 460 ppi 388 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (60-120 Hz)
Max brightness 1500 nits n/a
HDR support Yes Dolby Vision No
Touch Sampling Rate 300 Hz n/a
Screen-to-body ratio 90.1 % 89.7 %
Features - DCI-P3
- Always-On Display
- DC dimming		 DCI-P3
Display test
Peak brightness (auto)
Xiaomi 15
1508 nits
Xiaomi Redmi Note 15 4G
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) 164 mm (6.46 in)
Width 71.2 mm (2.8 in) 75.4 mm (2.97 in)
Thickness 8.08 mm (0.32 in) 7.4 mm (0.29 in)
Weight 191 g (6.74 oz) 183.7 g (6.48 oz)
Water resistance IP68 IP64
Cooling system Vapor chamber n/a
Back panel Glass Plastic
Frame Metal Plastic
Colors - White
- Black
- Silver
- Green
- Purple		 - Black
- Blue
- Green
- Purple
Fingerprint sensor Yes In-Display Yes, In-Display
Screen-to-body ratio
Xiaomi 15
90.1 %
Xiaomi Redmi Note 15 4G
89.7 %

Performance

Testing Xiaomi 15 and Xiaomi Redmi Note 15 4G In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite MediaTek Helio G100 Ultra
Max Frequency 4320 MHz 2200 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 6/2 (Cortex-A55)
- 2/2.2 (Cortex-A76)
Process TSMC TSMC
Transistor Size 3 nm 6 nm
Neural Processor Hexagon Yes
Graphics Adreno 830 Mali-G57 MP2
GPU Cores 1536 64
GPU Frequency 1100 MHz 1000 MHz
FLOPS 3379.2 GFLOPS 128 GFLOPS
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15
2934
Xiaomi Redmi Note 15 4G
730
Geekbench 6 (Multi-Core)
Xiaomi 15
8762
Xiaomi Redmi Note 15 4G
2025
Geekbench 6 (Single-Core)2934730
Geekbench 6 (Multi-Core)87622025
Geekbench Compute (GPU)24507n/a
Sources: Geekbench v6 [Xiaomi 15]
AnTuTu 10
AnTuTu 10
Xiaomi 15
2620144
Xiaomi Redmi Note 15 4G
437184
CPU584725132724
GPU114238172238
Memory519406109980
UX373632122242
NanoReview Score2620144437184
3DMark Wild Life
3DMark Wild Life
Xiaomi 15
20823
Xiaomi Redmi Note 15 4G
n/a
Sources: 3DMark [Xiaomi 15]
PCMark 3.0
PCMark 3.0
Xiaomi 15
18292
Xiaomi Redmi Note 15 4G
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		 6 GB
Memory Type LPDDR5X LPDDR4X
Memory Frequency n/a 2133 MHz
Channels 2 2
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		128 GB
Storage TypeUFS 4.0UFS 2.2
Memory CardNoNo

Software

OS Android 15 Android 15
OS Size 21 GB n/a
UI Skin HyperOS 2.0 HyperOS 2.0

Battery

Volume 5400 mAh 6000 mAh
Max Charging Power 90 W 33 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) No
Reverse Charging Yes (Wireless) Yes
Fast Charging Yes (83% in 30 min) Yes
Full Charge Time 0:45 h n/a
Battery Life Test
Battery Life
Xiaomi 15
31:54
Xiaomi Redmi Note 15 4G
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 108 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 2.6x Digital
Flash Dual LED LED
Stabilization Optical Digital
8K Recording Yes (Up to 30 fps) No
4K Recording Yes (Up to 120 fps) No
1080p Recording Yes (Up to 60 fps) Yes (Up to 30 fps)
Slow Motion 1920 fps (720p) n/a
Wide-angle lens 115 ° n/a
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 108 MP
Depth: 2 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix50 MP108 MP
Aperturef/1.6f/1.7
Focal length23 mm24 mm
SensorOmniVision OVX9000 Light Fusion 900n/a
Sensor size1/1.311/1.67 (0.6)
Pixel size1.2 μm0.64 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 MPn/a
Aperturef/2.2n/a
Focal length14 mmn/a
SensorSamsung S5KJN1n/a
Sensor size1/2.76n/a
Pixel size0.64 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Xiaomi 15
150
Xiaomi Redmi Note 15 4G
n/a
Video quality
Xiaomi 15
133
Xiaomi Redmi Note 15 4G
n/a
Overall camera score
Xiaomi 15
147
Xiaomi Redmi Note 15 4G
n/a
Bokeh75n/a
Preview87n/a
Zoom152n/a
Sources: DxOMark [Xiaomi 15]

Front camera

Matrix 32 MP 20 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.0 f/2.2
Focal length 22 mm n/a
Sensor Omnivision OV32B Omnivision OV02F
Sensor size 1/3.14 1/5 (0.2)
Pixel size 0.7 μm 1.75 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 5.3
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 Varies by region
Infrared Port Yes No
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM B2/B3/B5/B8n/a
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19n/a
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)n/a
5G SupportYesNo

Sound

Speakers Stereo n/a
3.5 mm Jack No No
FM Radio No Yes
Dolby Atmos Yes n/a
Speaker Test
Max Volume
Xiaomi 15
91.3 dB
Xiaomi Redmi Note 15 4G
n/a

Other

Class Flagship Mid-range
Announced October, 2024 yr December, 2025 yr
Release Date October, 2024 yr December, 2025 yr
Launch Price ($) 757 n/a
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.

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