Home Phone comparison Samsung Galaxy S26 Ultra and Vivo iQOO 15T - Which is better?

Samsung Galaxy S26 Ultra vs Vivo iQOO 15T

95 out 100
Samsung Galaxy S26 Ultra
VS
91 out 100
Vivo iQOO 15T
Samsung Galaxy S26 Ultra
Vivo iQOO 15T

Compared 2 smartphones : Samsung Galaxy S26 Ultra Manufactured in March, 2026, with display 6.9 with chipsetQualcomm Snapdragon 8 Elite Gen 5, vs Vivo iQOO 15T, Manufactured in May, 2026 with chipsetMediaTek Dimensity 9500 Monster. 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
  • Larger display: 6.9in
  • Lighter design: 214g vs 216g
  • Supports newer USB: 3.2 vs 2
  • Supports DisplayPort
  • Supports Dolby Atmos
  • Built-in eSIM
Reasons to choose Vivo iQOO 15T
  • Higher pixel density: 510ppi
  • Higher refresh rate: 144Hz
  • Higher battery capacity: 8000mAh 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
- 16/256 GB
- 16/512 GB
- 16/1024 GB

Review

Key Specs Samsung Galaxy S26 Ultra and Vivo iQOO 15T
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
Vivo iQOO 15T

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.9 in 6.82 in
Resolution 1440x3120 pixels 1440x3168 pixels
Aspect ratio 19.5:9 20:9
Pixel density 500 ppi 510 ppi
Refresh rate 120 Hz 144 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes
Max brightness 1500 nits 1800 nits
HDR support Yes, HDR10+ Yes, Dolby Vision
Touch Sampling Rate 240 Hz 300 Hz
Screen-to-body ratio 91.4 % 89.6 %
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
Vivo iQOO 15T
n/a

Design & Build

Design and ergonomics comparison
Height 163.6 mm (6.44 in) 163.4 mm (6.43 in)
Width 78.1 mm (3.07 in) 76.7 mm (3.02 in)
Thickness 7.9 mm (0.31 in) 8.3 mm (0.33 in)
Weight 214 g (7.55 oz) 216 g (7.62 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Glass
Frame Metal Metal
Colors - White
- Black
- Silver
- Blue
- Pink
- Purple		 - White
- Black
- Blue
- Purple
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S26 Ultra
91.4 %
Vivo iQOO 15T
89.6 %

Performance

Testing Samsung Galaxy S26 Ultra and Vivo iQOO 15T In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Gen 5 MediaTek Dimensity 9500 Monster
Max Frequency 4740 MHz 4210 MHz
CPU Cores 8 (2 + 6) 8 (1 + 3 + 4)
Architecture - 6/3.63 (Oryon Gen 3 Performance)
- 2/4.61 (Oryon Gen 3 Prime)		 - 4/2.7 (C1-Pro)
- 3/3.5 (C1-Premium)
- 1/4.21 (C1-Ultra)
Process TSMC TSMC
Transistor Size 3 nm 3 nm
Neural Processor Hexagon MediaTek NPU 990
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
Vivo iQOO 15T
3507
Geekbench 6 (Multi-Core)
Samsung Galaxy S26 Ultra
11259
Vivo iQOO 15T
10634
Geekbench 6 (Single-Core)37533507
Geekbench 6 (Multi-Core)1125910634
Geekbench Compute (GPU)28787n/a
Sources: Geekbench v6 [Samsung Galaxy S26 Ultra], [Vivo iQOO 15T]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S26 Ultra
3720219
Vivo iQOO 15T
3815522
CPU10947971006840
GPU14476961438159
Memory425113553590
UX752613816933
NanoReview Score37202193815522

Memory

RAM
RAM Size 12 GB 12 GB
Memory Type LPDDR5X LPDDR5X
Memory Frequency n/a 5333 MHz
Channels 4 4
Storage
Storage Capacity256 GB256 GB
Storage TypeUFS 4.1UFS 4.1
Memory CardNoNo

Software

OS Android 16 Android 16
UI Skin One UI 8.5 OriginOS 6

Battery

Volume 5000 mAh 8000 mAh
Max Charging Power 60 W 100 W
Battery Type Li-ion Silicon Carbon (Si/C)
Removable No No
Wireless Charging Yes (25 W) No
Reverse Charging Yes, (Wireless) Yes
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
Vivo iQOO 15T
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 16320x12288 pixels
Zoom 141 Digital
Flash LED Dual LED
Stabilization Optical Optical
8K Recording Yes (Up to 30 fps) Yes (Up to 30 fps)
4K Recording Yes (Up to 120 fps) Yes (Up to 60 fps)
1080p Recording Yes (Up to 240 fps) Yes (Up to 60 fps)
Slow Motion 240 fps (1080p) 240 fps (1080p)
Wide-angle lens 120 ° n/a
Lenses count Standard: 200 MP
Telephoto: 50 MP
Telephoto: 10 MP
Ultra-wide: 50 MP		 Standard: 200 MP
Ultra-wide: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
Main lens
Matrix200 MP200 MP
Aperturef/1.4f/1.9
Focal length23 mmn/a
SensorSamsung ISOCELL S5KHP2n/a
Sensor size1/1.3 (0.77)1/1.56 (0.64)
Pixel size0.6 μm0.5 μm
AutofocusLaser autofocusLaser autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MPn/a
Aperturef/2.9n/a
Focal length111 mmn/a
SensorSony IMX854n/a
Sensor size1/2.52 (0.4)n/a
Pixel size0.7 μmn/a
StabilizationOpticaln/a
Ultra-wide lens
Matrix50 MP50 MP
Aperturef/1.9f/2.0
Focal length13 mm15 mm
SensorSamsung ISOCELL S5KJN3Samsung S5KJN5
Sensor size1/2.5 (0.4)1/2.76 (0.36)
Pixel size0.7 μm0.64 μm
StabilizationDigitalDigital
Main camera DxOMark results
Photo quality
Samsung Galaxy S26 Ultra
160
Vivo iQOO 15T
n/a
Video quality
Samsung Galaxy S26 Ultra
153
Vivo iQOO 15T
n/a
Overall camera score
Samsung Galaxy S26 Ultra
157
Vivo iQOO 15T
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/2.5
Focal length 23 mm n/a
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) Phase autofocus
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 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 2
USB features - Charging
- USB Storage Mode
- OTG		 - Charging
- USB Storage Mode
- OTG
DisplayPort Yes No
GPS - GPS
- GLONASS
- Beidou
- Galileo
- QZSS		 - GPS
- GLONASS
- Beidou
- Galileo
- QZSS
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, PCS1900n/a
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)n/a
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)n/a
5G SupportYesYes

Sound

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

Other

Class Flagship Flagship
Announced February, 2026 yr May, 2026 yr
Release Date March, 2026 yr May, 2026 yr
MSRP ($) 1299 560
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, 100 W
* Attention! Config, frequencies, NFC, and other specs may vary by region.

Results

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