Home Phone comparison Xiaomi 15 and Xiaomi 18 Fold - Which is better?

Xiaomi 15 vs Xiaomi 18 Fold

93 out 100
Xiaomi 15
VS
89 out 100
Xiaomi 18 Fold
Xiaomi 15
Xiaomi 18 Fold

Compared 2 smartphones : Xiaomi 15 Manufactured in October, 2024, with display 6.36 with chipsetQualcomm Snapdragon 8 Elite, vs Xiaomi 18 Fold, Manufactured in September, 2026 with chipsetXRing O3. 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 219g
  • Built-in eSIM
Reasons to choose Xiaomi 18 Fold
  • Larger display: 7.58in
  • Higher battery capacity: 6000mAh vs 5400mAh
  • Newer Bluetooth version: 6.0 vs 5.4

Versions

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

Review

Key Specs Xiaomi 15 and Xiaomi 18 Fold
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 18 Fold

Display

Display quality comparison
Type AMOLED AMOLED
Size 6.36 in 7.58 in
Resolution 1200x2670 pixels 2364x1672 pixels
Aspect ratio 20:9 3:2
Pixel density 460 ppi 382 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 1500 nits n/a
HDR support Yes Dolby Vision Yes, Dolby Vision
Touch Sampling Rate 300 Hz n/a
Screen-to-body ratio 90.1 % 88.7 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Xiaomi 15
1508 nits
Xiaomi 18 Fold
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) 163.8 mm (6.45 in)
Width 71.2 mm (2.8 in) 117.8 mm (4.64 in)
Thickness 8.08 mm (0.32 in) 5.02 mm (0.2 in)
Weight 191 g (6.74 oz) 219 g (7.72 oz)
Water resistance IP68 IP59
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Silver
- Green
- Purple		 - Silver
- Gray
- Red
- Rose Gold
Fingerprint sensor Yes In-Display Yes, In-Button
Screen-to-body ratio
Xiaomi 15
90.1 %
Xiaomi 18 Fold
88.7 %

Performance

Testing Xiaomi 15 and Xiaomi 18 Fold In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite XRing O3
Max Frequency 4320 MHz 4350 MHz
CPU Cores 8 (2 + 6) 10 (2 + 4 + 4)
Architecture - 6/3.53 (Oryon (Phoenix M))
- 2/4.32 (Oryon (Phoenix L))		 - 4/3.15 (C1-Pro)
- 4/3.68 (C1-Premium)
- 2/4.35 (C1-Ultra)
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor Hexagon Yes
Graphics Adreno 830 n/a
GPU Cores 1536 n/a
GPU Frequency 1100 MHz n/a
FLOPS 3379.2 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Xiaomi 15
2934
Xiaomi 18 Fold
3636
Geekbench 6 (Multi-Core)
Xiaomi 15
8762
Xiaomi 18 Fold
13491
Geekbench 6 (Single-Core)29343636
Geekbench 6 (Multi-Core)876213491
Geekbench Compute (GPU)24507n/a
Sources: Geekbench v6 [Xiaomi 15], [Xiaomi 18 Fold]
AnTuTu 10
AnTuTu 10
Xiaomi 15
2620144
Xiaomi 18 Fold
5228014
CPU5847251359147
GPU11423812143582
Memory519406941063
UX373632784222
NanoReview Score26201445228014
3DMark Wild Life
3DMark Wild Life
Xiaomi 15
20823
Xiaomi 18 Fold
n/a
Sources: 3DMark [Xiaomi 15]
PCMark 3.0
PCMark 3.0
Xiaomi 15
18292
Xiaomi 18 Fold
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		 12 GB
Memory Type LPDDR5X LPDDR5X
Channels 2 4
Storage
Storage Capacity- 256 GB
- 512 GB
- 1024 GB		256 GB
Storage TypeUFS 4.0UFS 4.1
Memory CardNoNo

Software

OS Android 15 Android 17
OS Size 21 GB n/a
UI Skin HyperOS 2.0 HyperOS 4

Battery

Volume 5400 mAh 6000 mAh
Max Charging Power 90 W 67 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (50 W) Yes (50 W)
Reverse Charging Yes (Wireless) Yes, (Wireless)
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 18 Fold
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 200 MP
Photo resolution 8192x6144 pixels n/a
Zoom Optical, 2.6x Optical, 3.5x
Flash Dual LED n/a
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) n/a
4K Recording Yes (Up to 120 fps) n/a
1080p Recording Yes (Up to 60 fps) n/a
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: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.6f/1.7
Focal length23 mm23 mm
SensorOmniVision OVX9000 Light Fusion 900Samsung ISOCELL HP5
Sensor size1/1.311/1.56 (0.64)
Pixel size1.2 μm0.5 μm
AutofocusLaser autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.0f/2.8
Focal length60 mm80 mm
SensorSamsung S5KJN5Samsung S5KJN5
Sensor size1/2.761/2.76 (0.36)
Pixel size0.64 μm0.64 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.2f/2.4
Focal length14 mmn/a
SensorSamsung S5KJN1Omnivision OV50M
Sensor size1/2.761/2.76 (0.36)
Pixel size0.64 μm0.61 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Xiaomi 15
150
Xiaomi 18 Fold
n/a
Video quality
Xiaomi 15
133
Xiaomi 18 Fold
n/a
Overall camera score
Xiaomi 15
147
Xiaomi 18 Fold
n/a
Bokeh75n/a
Preview87n/a
Zoom152n/a
Sources: DxOMark [Xiaomi 15]

Front camera

Matrix 32 MP 16 MP
Photo resolution 6528x4896 pixels n/a
Aperture f/2.0 f/2.2
Focal length 22 mm 21 mm
Sensor Omnivision OV32B n/a
Sensor size 1/3.14 n/a
Pixel size 0.7 μm n/a
Autofocus No n/a
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps n/a
TOF 3D sensor No No

Connectivity

Wi-Fi version Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be) Wi-Fi 7 (802.11 a/b/g/n/ac/ax/be)
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 3.2 3.2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes Yes
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
- NAVIC		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port Yes Yes
Connectivity
SIM Count*22
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM B2/B3/B5/B8GSM B2 / B3 / B5 / B8
3G BandsWCDMA B1/B2/B4/B5/B6/B8/B19WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
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/B13/B17/B18/B19/B20/B25/B26/B28/B34/B38/B39/B40/B41/B42/B48/B66)
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 15
91.3 dB
Xiaomi 18 Fold
n/a

Other

Class Flagship Flagship
Announced October, 2024 yr September, 2026 yr
Release Date October, 2024 yr September, 2026 yr
Launch Price ($) 757 n/a
MSRP ($) n/a 1640
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 Yes, 67 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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