Home Phone comparison Vivo iQOO 15 Ultra and Samsung Galaxy Z Fold 8 Ultra - Which is better?

Vivo iQOO 15 Ultra vs Samsung Galaxy Z Fold 8 Ultra

94 out 100
Vivo iQOO 15 Ultra
VS
87 out 100
Samsung Galaxy Z Fold 8 Ultra
Vivo iQOO 15 Ultra
Samsung Galaxy Z Fold 8 Ultra

Compared 2 smartphones : Vivo iQOO 15 Ultra Manufactured in February, 2026, with display 6.85 with chipsetQualcomm Snapdragon 8 Elite Gen 5, vs Samsung Galaxy Z Fold 8 Ultra, Manufactured in July, 2026 with chipsetQualcomm Snapdragon 8 Elite Gen 5. 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 Vivo iQOO 15 Ultra
  • Higher pixel density: 508ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 7400mAh vs 5000mAh
  • Infrared port
  • Includes charger
Reasons to choose Samsung Galaxy Z Fold 8 Ultra
  • Larger display: 8in
  • Lighter design: 215g vs 227g
  • Newer Bluetooth version: 6.0 vs 5.4

Versions

Available versions and configurations
Memory Options - 16/256 GB
- 16/512 GB
- 16/1024 GB
- 24/1024 GB		 - 12/256 GB
- 12/512 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Vivo iQOO 15 Ultra and Samsung Galaxy Z Fold 8 Ultra
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:
Vivo iQOO 15 Ultra
vs
Galaxy Z Fold 8 Ultra

Display

Display quality comparison
Type AMOLED Dynamic AMOLED
Size 6.85 in 8 in
Resolution 1440x3168 pixels 2256x2504 pixels
Aspect ratio 20:9 n/a
Pixel density 508 ppi 422 ppi
Refresh rate 144 Hz 120 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (1-120 Hz)
Max brightness 2600 nits n/a
HDR support Yes, HDR10+ Yes, HDR10+
Screen-to-body ratio 90.1 % 90.1 %
Features - DCI-P3
- Always-On Display
- DC dimming		 - DCI-P3
- Always-On Display
Display test
Peak brightness (auto)
Vivo iQOO 15 Ultra
n/a
Samsung Galaxy Z Fold 8 Ultra
2987 nits

Design & Build

Design and ergonomics comparison
Height 163.7 mm (6.44 in) 143.2 mm (5.64 in)
Width 76.8 mm (3.02 in) 158.4 mm (6.24 in)
Thickness 8.7 mm (0.34 in) 4.1 mm (0.16 in)
Weight 227 g (8.01 oz) 215 g (7.58 oz)
Water resistance IP69 IP48
Cooling system Active fan Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - Black
- Silver		 - White
- Gray
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Button
Screen-to-body ratio
Vivo iQOO 15 Ultra
90.1 %
Samsung Galaxy Z Fold 8 Ultra
90.1 %

Performance

Testing Vivo iQOO 15 Ultra and Samsung Galaxy Z Fold 8 Ultra In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 4600 MHz 4740 MHz
CPU Cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)		 - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor Hexagon Hexagon
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)
Vivo iQOO 15 Ultra
3615
Samsung Galaxy Z Fold 8 Ultra
3681
Geekbench 6 (Multi-Core)
Vivo iQOO 15 Ultra
11366
Samsung Galaxy Z Fold 8 Ultra
10934
Geekbench 6 (Single-Core)36153681
Geekbench 6 (Multi-Core)1136610934
Sources: Geekbench v6 [Vivo iQOO 15 Ultra], [Samsung Galaxy Z Fold 8 Ultra]
AnTuTu 10
AnTuTu 10
Vivo iQOO 15 Ultra
4518403
Samsung Galaxy Z Fold 8 Ultra
3453998
CPU13220011070366
GPU15948481285880
Memory593523407835
UX1008031689917
NanoReview Score45184033453998

Memory

RAM
RAM Size 16 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency n/a 5300 MHz
Channels 4 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 4.1UFS 4.0
Memory CardNoNo

Software

OS Android 16 Android 17
UI Skin OriginOS 6 One UI 9

Battery

Volume 7400 mAh 5000 mAh
Max Charging Power 100 W 45 W
Battery Type Silicon Carbon (Si/C) Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (40 W) Yes (20 W)
Reverse Charging Yes, (Wireless) Yes, (Wireless)
Fast Charging Yes Yes (71% in 30 min)
Full Charge Time n/a 1:00 h
Battery Life Test
Battery Life
Vivo iQOO 15 Ultra
n/a
Samsung Galaxy Z Fold 8 Ultra
25:38
Web Browsingn/a08:24 h
Video Playbackn/a18:11 h
Gamesn/a05:07 h
Standby Moden/a128 h

Main camera

Matrix 50 MP 200 MP
Photo resolution 8192x6144 pixels 16320x12240 pixels
Zoom Optical, 3x Optical, 3x
Flash Dual LED LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 60 fps) Yes (Up to 120 fps)
1080p Recording Yes (Up to 60 fps) Yes (Up to 240 fps)
Slow Motion 240 fps (1080p) n/a
Wide-angle lens 107 ° 120 °
Lenses count Standard: 50 MP
Telephoto: 50 MP
Ultra-wide: 50 MP		 Standard: 200 MP
Telephoto: 10 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix50 MP200 MP
Aperturef/1.9f/1.7
Focal length23 mm24 mm
SensorSony IMX921Samsung ISOCELL HP2
Sensor size1/1.56 (0.64)1/1.3 (0.77)
Pixel size1 μm0.6 μm
AutofocusPhase autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP10 MP
Aperturef/2.7f/2.4
Focal lengthn/a67 mm
SensorSony IMX882Samsung S5K3K1
Sensor size1/1.95 (0.51)1/3.94 (0.25)
Pixel size0.8 μm1 μm
StabilizationOpticalOptical
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/2.1f/1.9
Focal length15 mmn/a
Sensor size1/2.76 (0.36)1/2.5 (0.4)
Pixel size0.64 μm0.7 μm
StabilizationDigitalDigital

Front camera

Matrix 32 MP 10 MP
Photo resolution n/a 3648x2736 pixels
Aperture f/2.2 f/2.2
Focal length 21 mm 24 mm
Sensor CMOS Sony IMX374
Sensor size 1/3.1 (0.32) 1/3.0 (0.33)
Pixel size 0.7 μm 1.12 μm
Autofocus No No
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 fps 2160p (4K) at 60 fps
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		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
NFC* Yes Yes
Infrared Port Yes No
Connectivity
SIM Count*21
SIM TypeNanoNano
SIM ModeDual SIM StandbyDual SIM Standby
eSIM Support *YesYes
Hybrid SlotNoNo
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 July, 2026 yr
Release Date February, 2026 yr July, 2026 yr
MSRP ($) 820 n/a
Sensors - Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor		 - Hall Sensor
- Barometer
- Proximity Sensor
- Gyroscope
- Accelerometer
- Ambient Light Sensor
- Compass
- Fingerprint sensor
Charger Included Yes, 100 W No
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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