Home > Smartphone comparison > 18 Fold vs Vivo X Fold6 – which one to choose?

Xiaomi 18 Fold vs Vivo X Fold6

90 out of 100
Xiaomi 18 Fold
VS
89 out of 100
Vivo X Fold6
Xiaomi 18 Fold
Vivo X Fold6

Here we compared two flagship smartphones: the 7.58-inch Xiaomi 18 Fold (with XRing O3) that was released on September 7, 2026, against the Vivo X Fold6, which is powered by Mediatek Dimensity 9500 Super and came out 2 months before. On this page, you will find tests, full specs, strengths, and weaknesses of each of the devices.

Select the amount of RAM to evaluate performance and value for money more precisely
Memory
  1. Differences
  2. Review
  3. Specs
  4. Benchmarks
  5. Battery life
  6. Camera
  7. Comments

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Xiaomi 18 Fold
  • 45% better performance in AnTuTu Benchmark (5228K versus 3593K)
  • Newer Bluetooth version (v6.0)
  • The rear camera has a 3.5x optical zoom
  • Waterproof body (IP59 classification)
  • Better grip in hands – the body is 27.86 mm narrower
  • CPU with a higher amount of cores (+2)
  • Supports Dolby Atmos sound technology
  • 11% faster in single-core GeekBench 6 test: 3636 and 3288 points
Reasons to consider the Vivo X Fold6
  • Delivers 94% higher peak brightness (2410 against 1244 nits)
  • Comes with 1000 mAh larger battery capacity: 7000 vs 6000 mAh
  • Has a 0.44 inch larger screen size
  • 11% higher pixel density (425 vs 382 PPI)
  • Supports higher wattage charging (80W versus 67W)
  • Ready for eSIM technology

Review

Evaluation of Xiaomi 18 Fold and Vivo X Fold6 crucial features
Display
Screen quality, color accuracy, brightness
Camera
Photo and video recording quality
Performance
CPU and memory performance (apps, system)
Gaming
Capabilities for playing modern games
Battery
Battery life, charging type and speed
Connectivity
Networks, ports, data transmission
Scores with a red asterisk (*) are approximate and may change in the future as we gather more data.
NanoReview Score
Final comparison evaluation
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Value for money (Beta)

To get an accurate value-for-money index, update the default prices with actual prices from your country’s retailers (for the selected memory configs) and press the "Calculate" button.
Currency
12 / 256 GB
VS
12 / 256 GB
23.9
(Mediocre)
Value Index
15.6
(Bad)

Tests and specifications

Comparison table of technical specifications and tests
Phone:
18 Fold
vs
Vivo X Fold6

Display

Type AMOLED AMOLED
Size 7.58 inches 8.02 inches
Resolution 2364 x 1672 pixels 2312 x 2504 pixels
Aspect ratio 3:2 4:3.69
PPI 382 ppi 425 ppi
Refresh rate 120 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max rated brightness - 500 nits
Max rated brightness in HDR 4000 nits 5000 nits
HDR support Yes, Dolby Vision Yes, Dolby Vision
Touch sampling rate - 240 Hz
Screen protection Xiaomi Dragon Crystal Glass 3 -
Screen-to-body ratio 88.7% 90.3%
Display features - DCI-P3
- Always-On Display
- DC Dimming		 - DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 100% -
PWM 120 Hz -
Response time 1 ms -
Contrast ∞ Infinity -
Screen space comparison
Vivo X Fold6
8.02β€³ (4:3.69 ratio) = 32.1 in2
18 Fold
7.58β€³ (3:2 ratio) = 26.5 in2
~20% more screen space
Peak brightness test (auto)
18 Fold
1244 nits
Vivo X Fold6 +94%
2410 nits
Sources: NotebookCheck [3]

Design and build

Height 163.8 mm (6.45 inches) 157.16 mm (6.19 inches)
Width 117.8 mm (4.64 inches) 145.66 mm (5.73 inches)
Thickness 5.02 mm (0.2 inches) 4.4 mm (0.17 inches)
Weight 219 g (7.72 oz) 228 g (8.04 oz)
Waterproof IP59 IP58
Advanced cooling Vapor chamber -
Rear material Glass Plastic
Frame material Metal Metal
Colors Silver, Gray, Red, Rose gold White, Black, Blue
Fingerprint scanner Yes, in-button Yes, in-button
Screen-to-body ratio
18 Fold
88.7%
Vivo X Fold6 +2%
90.3%

Performance

Chipset specifications of Xiaomi 18 Fold and Vivo X Fold6
SoC
Chipset XRing O3 Mediatek Dimensity 9500 Super
Max clock 4350 MHz 4210 MHz
CPU cores 10 (2 + 4 + 4) 8 (1 + 3 + 4)
Architecture - 4 cores at 3.15 GHz: C1-Pro
- 4 cores at 3.68 GHz: C1-Premium
- 2 cores at 4.35 GHz: C1-Ultra		 - 4 cores at 2.7 GHz: C1-Pro
- 3 cores at 3.5 GHz: C1-Premium
- 1 core at 4.21 GHz: C1-Ultra
L3 cache 16 MB 16 MB
Manufacturing TSMC TSMC
Lithography process 3 nanometers 3 nanometers
Neural processor (NPU) Yes MediaTek NPU 990
GPU
Graphics Mali-G2 Ultra NX MP16 Mali-G1 Ultra MP12
GPU shading units 2048 1536
GPU clock 1600 MHz 1716 MHz
FLOPS ~6554 GFLOPS ~5271.5 GFLOPS

Benchmarks

Benchmark comparison of Xiaomi 18 Fold and Vivo X Fold6
Geekbench 6 (Single-Core)
18 Fold +11%
3636
Vivo X Fold6
3288
Geekbench 6 (Multi-Core)
18 Fold +42%
13491
Vivo X Fold6
9498
Compute Score (GPU)
18 Fold +32%
34901
Vivo X Fold6
26418
Compute Score (GPU) 34901 26418
Single-core score 3636 3288
Multi-core score 13491 9498
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
18 Fold +45%
5228014
Vivo X Fold6
3593349
CPU 1359147 972680
GPU 2143582 1331646
Memory 941063 520511
UX 784222 768512
Total score 5228014 3593349
Samples Less than 3 Less than 3
Submit your benchmark results

Recent User Tests

The latest benchmark tests that have been submitted by users
Xiaomi 18 Fold
DateBenchmarkResult
πŸ“˜ 2026-09-23 -> manvanconggggAnTuTu 124862080
Add View all (1)
Vivo X Fold6
No benchmark results yet
Add

Memory

RAM
RAM size 12 GB 12 GB
Memory type LPDDR5X LPDDR5X
Channels 4 4
Storage
Storage size 256 GB 256 GB
Storage type UFS 4.1 UFS 4.1
Memory card No No

Software

Operating system Android 17 Android 17
ROM HyperOS 4 OriginOS 7 Fold
OS size 42.8 GB -
OS updates - 5 years
Security updates - 7 years

Battery

Capacity 6000 mAh 7000 mAh
Max charge power 67 W 80 W
Battery type Silicon-Carbon (Si/C) Silicon-Carbon (Si/C)
Replaceable No No
Wireless charging Yes (50 W) Yes (40 W)
Reverse charging Yes, (wireless) Yes, (wireless)
Bypass charging Yes No
Fast charging Yes Yes (62% in 30 min)
Full charging time - 0:59 hr
Battery life tests
Web browsing - 08:59 hr
Watching video - 19:58 hr
Gaming - 06:37 hr
Standby - 121 hr
General battery life
18 Fold
n/a
Vivo X Fold6
26:30 hr
Add your battery life

Main camera

Matrix 200 megapixels 200 megapixels
Zoom Optical, 3.5x Optical, 3x
Stabilization Optical Optical
Lenses 1) Standard: 200 MP
2) Telephoto: 50 MP
3) Ultrawide: 50 MP
1) Standard: 200 MP
2) Telephoto: 50 MP
3) Ultrawide: 50 MP
Camera features - -
Standard lens
Image resolution 200 MP 200 MP
Aperture f/1.7 f/1.7
Focal length 23 mm 23 mm
Sensor Samsung ISOCELL HP5 Samsung ISOCELL HPB
Sensor size 1/1.56" (β‰ˆ 0.64 inch) 1/1.4" (β‰ˆ 0.71 inch)
Pixel size 0.5 micron 0.56 micron
Autofocus Laser autofocus Phase autofocus
Stabilization Optical Optical
Telephoto lens
Image resolution 50 MP 50 MP
Aperture f/2.8 f/2.6
Focal length 80 mm 70 mm
Sensor Samsung S5KJN5 Sony IMX885
Sensor size 1/2.76" (β‰ˆ 0.36 inch) 1/1.95" (β‰ˆ 0.51 inch)
Pixel size 0.64 micron 0.8 micron
Stabilization Optical Optical
Ultra-wide lens
Image resolution 50 MP 50 MP
Aperture f/2.4 f/2.1
Focal length - 15 mm
Sensor Omnivision OV50M Samsung ISOCELL JN1
Sensor size 1/2.76" (β‰ˆ 0.36 inch) 1/2.76" (β‰ˆ 0.36 inch)
Pixel size 0.61 micron 0.64 micron
Stabilization Digital Digital

Selfie camera

Megapixels 16 megapixels 20 megapixels
Aperture f/2.2 f/2.4
Focal length 21 mm 21 mm
Sensor - OmniVision OV32D
Sensor size - 1/3.6" (β‰ˆ 0.28 inch)
Pixel size - 0.61 micron
Autofocus - No
Stabilization Digital Digital
Additional lens 16 MP, f/21 20 MP, OmniVision OV32D, f/21, 1/3.6"
Depth sensor (TOF 3D) No No

Connectivity

Wi-Fi standard 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 6.0 5.4
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 GPS, GLONASS, Beidou, Galileo, QZSS, NAVIC
NFC* Yes Yes
Infrared port Yes Yes
Network
Number of SIM* 2 2
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* No Yes
Hybrid slot No No
5G support Yes Yes

Sound

Speakers Stereo Stereo
Headphone audio jack No No
FM radio No No
Dolby Atmos Yes No
Speakers test
Max loudness
18 Fold
85.3 dB
Vivo X Fold6
n/a

Other

Category Flagship Flagship
Announced September 2026 June 2026
Release date September 2026 July 2026
Launch price (MSRP) $1640 $2199
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint		 - Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Yes, 67 W Yes, 80 W
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

These smartphones have a lot in common, but we would recommend the Xiaomi 18 Fold. It has a better battery life, software, design, and sound.

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