Home Phone comparison Samsung Galaxy S26 Ultra and Xiaomi 18 Fold - Which is better?

Samsung Galaxy S26 Ultra vs Xiaomi 18 Fold

95 out 100
Samsung Galaxy S26 Ultra
VS
89 out 100
Xiaomi 18 Fold
Samsung Galaxy S26 Ultra
Xiaomi 18 Fold

Compared 2 smartphones : Samsung Galaxy S26 Ultra Manufactured in March, 2026, with display 6.9 with chipsetQualcomm Snapdragon 8 Elite Gen 5, 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 Samsung Galaxy S26 Ultra
  • Higher pixel density: 500ppi
  • Lighter design: 214g vs 219g
  • Built-in eSIM
Reasons to choose Xiaomi 18 Fold
  • Larger display: 7.58in
  • Higher battery capacity: 6000mAh vs 5000mAh
  • Infrared port
  • Includes charger

Versions

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

Review

Key Specs Samsung Galaxy S26 Ultra 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.
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Function
Importance (Weight)
Display:
Camera:
Performance:
Gaming:
Battery:
Connectivity:
Higher weight means greater impact on NanoReview score.

Tests & specs

Specs & test comparison
Smartphones:
Galaxy S26 Ultra
vs
Xiaomi 18 Fold

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.9 in 7.58 in
Resolution 1440x3120 pixels 2364x1672 pixels
Aspect ratio 19.5:9 3:2
Pixel density 500 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, HDR10+ Yes, Dolby Vision
Touch Sampling Rate 240 Hz n/a
Screen-to-body ratio 91.4 % 88.7 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
- DC dimming
Display test
Peak brightness (auto)
Samsung Galaxy S26 Ultra
2811 nits
Xiaomi 18 Fold
n/a

Design & Build

Design and ergonomics comparison
Height 163.6 mm (6.44 in) 163.8 mm (6.45 in)
Width 78.1 mm (3.07 in) 117.8 mm (4.64 in)
Thickness 7.9 mm (0.31 in) 5.02 mm (0.2 in)
Weight 214 g (7.55 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
- Blue
- Pink
- Purple		 - Silver
- Gray
- Red
- Rose Gold
Fingerprint sensor Yes, In-Display Yes, In-Button
Screen-to-body ratio
Samsung Galaxy S26 Ultra
91.4 %
Xiaomi 18 Fold
88.7 %

Performance

Testing Samsung Galaxy S26 Ultra and Xiaomi 18 Fold In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Gen 5 XRing O3
Max Frequency 4740 MHz 4350 MHz
CPU Cores 8 (2 + 6) 10 (2 + 4 + 4)
Architecture - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)		 - 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 840 n/a
GPU Cores 1536 n/a
GPU Frequency 1200 MHz n/a
FLOPS 3686.4 GFLOPS n/a
GeekBench v6
Geekbench 6 (Single-Core)
Samsung Galaxy S26 Ultra
3753
Xiaomi 18 Fold
3636
Geekbench 6 (Multi-Core)
Samsung Galaxy S26 Ultra
11259
Xiaomi 18 Fold
13491
Geekbench 6 (Single-Core)37533636
Geekbench 6 (Multi-Core)1125913491
Geekbench Compute (GPU)28787n/a
Sources: Geekbench v6 [Samsung Galaxy S26 Ultra], [Xiaomi 18 Fold]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S26 Ultra
3720219
Xiaomi 18 Fold
5228014
CPU10947971359147
GPU14476962143582
Memory425113941063
UX752613784222
NanoReview Score37202195228014

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Channels 4 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 4.1UFS 4.1
Memory CardNoNo

Software

OS Android 16 Android 17
UI Skin One UI 8.5 HyperOS 4

Battery

Volume 5000 mAh 6000 mAh
Max Charging Power 60 W 67 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (25 W) Yes (50 W)
Reverse Charging Yes, (Wireless) Yes, (Wireless)
Fast Charging Yes (84% in 30 min) Yes
Full Charge Time 0:43 h n/a
Battery Life Test
Battery Life
Samsung Galaxy S26 Ultra
28:50
Xiaomi 18 Fold
n/a
Web Browsing10:12 hn/a
Video Playback21:39 hn/a
Games06:42 hn/a
Standby Mode130 hn/a

Main camera

Matrix 200 MP 200 MP
Photo resolution 16320x12240 pixels n/a
Zoom 141 Optical, 3.5x
Flash 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 240 fps) n/a
Slow Motion 240 fps (1080p) n/a
Wide-angle lens 120 ° n/a
Lenses count Standard: 200 MP
Telephoto: 50 MP
Telephoto: 10 MP
Ultra-wide: 50 MP		 Standard: 200 MP
Telephoto: 50 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix200 MP200 MP
Aperturef/1.4f/1.7
Focal length23 mm23 mm
SensorSamsung ISOCELL S5KHP2Samsung ISOCELL HP5
Sensor size1/1.3 (0.77)1/1.56 (0.64)
Pixel size0.6 μm0.5 μm
AutofocusLaser autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.9f/2.8
Focal length111 mm80 mm
SensorSony IMX854Samsung S5KJN5
Sensor size1/2.52 (0.4)1/2.76 (0.36)
Pixel size0.7 μm0.64 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/1.9f/2.4
Focal length13 mmn/a
SensorSamsung ISOCELL S5KJN3Omnivision OV50M
Sensor size1/2.5 (0.4)1/2.76 (0.36)
Pixel size0.7 μm0.61 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S26 Ultra
160
Xiaomi 18 Fold
n/a
Video quality
Samsung Galaxy S26 Ultra
153
Xiaomi 18 Fold
n/a
Overall camera score
Samsung Galaxy S26 Ultra
157
Xiaomi 18 Fold
n/a
Bokeh165n/a
Sources: DxOMark [Samsung Galaxy S26 Ultra]

Front camera

Matrix 12 MP 16 MP
Photo resolution 4000x3000 pixels n/a
Aperture f/2.2 f/2.2
Focal length 23 mm 21 mm
Sensor Samsung ISOCELL S5K3LU n/a
Sensor size 1/3.2 (0.31) n/a
Pixel size 1.12 μm n/a
Autofocus Phase autofocus (Dual Pixel) 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 6.0 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		 - GPS
- GLONASS
- Beidou
- Galileo
NFC* Yes Yes
Infrared Port No Yes
Connectivity
SIM Count*12
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesNo
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM B2 / B3 / B5 / B8
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)WCDMA B1 / B2 / B4 / B5 / B6 / B8 / B19
LTE Bands*LTE (B1/B2/B3/B4/B5/B7/B8/B12/B13/B14/B18/B19/B20/B25/B26/B28/B29/B30/B38/B39/B40/B41/B48/B66/B71)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

3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes Yes

Other

Class Flagship Flagship
Announced February, 2026 yr September, 2026 yr
Release Date March, 2026 yr September, 2026 yr
MSRP ($) 1299 1640
Sensors - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included No Yes, 67 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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