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

Samsung Galaxy S26 Ultra vs OnePlus 15T

95 out 100
Samsung Galaxy S26 Ultra
VS
92 out 100
OnePlus 15T
Samsung Galaxy S26 Ultra
OnePlus 15T

Compared 2 smartphones : Samsung Galaxy S26 Ultra Manufactured in March, 2026, with display 6.9 with chipsetQualcomm Snapdragon 8 Elite Gen 5, vs OnePlus 15T, Manufactured in March, 2026with 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 Samsung Galaxy S26 Ultra
  • Larger display: 6.9in
  • Higher pixel density: 500ppi
  • Supports newer USB: 3.2 vs 2
  • Supports Dolby Atmos
Reasons to choose OnePlus 15T
  • Higher refresh rate: 165Hz
  • Lighter design: 194g vs 214g
  • Higher battery capacity: 7500mAh 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 OnePlus 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
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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
OnePlus 15T

Display

Display quality comparison
Type Dynamic AMOLED AMOLED
Size 6.9 in 6.32 in
Resolution 1440x3120 pixels 1216x2640 pixels
Aspect ratio 19.5:9 19.5:9
Pixel density 500 ppi 460 ppi
Refresh rate 120 Hz 165 Hz
Adaptive refresh rate Yes (1-120 Hz) Yes (60-165 Hz)
Max brightness 1500 nits 1800 nits
HDR support Yes, HDR10+ Yes, Dolby Vision
Touch Sampling Rate 240 Hz 330 Hz
Screen-to-body ratio 91.4 % 90.7 %
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
OnePlus 15T
1103 nits
sRGB gamutn/a99.9 %
PWM (Flicker)n/a120 Hz
Response timen/a6 ms
Contrastn/a∞ Infinite
Sources: NotebookCheck [OnePlus 15T]

Design & Build

Design and ergonomics comparison
Height 163.6 mm (6.44 in) 150.56 mm (5.93 in)
Width 78.1 mm (3.07 in) 71.82 mm (2.83 in)
Thickness 7.9 mm (0.31 in) 8.35 mm (0.33 in)
Weight 214 g (7.55 oz) 194 g (6.84 oz)
Water resistance IP68 IP69
Cooling system Vapor chamber Vapor chamber
Back panel Glass Plastic
Frame Metal Metal
Colors - White
- Black
- Silver
- Blue
- Pink
- Purple		 - White
- Green
- Brown
Fingerprint sensor Yes, In-Display Yes, In-Display
Screen-to-body ratio
Samsung Galaxy S26 Ultra
91.4 %
OnePlus 15T
90.7 %

Performance

Testing Samsung Galaxy S26 Ultra and OnePlus 15T In benchmarks
Processor
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Elite Gen 5
Max Frequency 4740 MHz 4608 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)
Samsung Galaxy S26 Ultra
3753
OnePlus 15T
3640
Geekbench 6 (Multi-Core)
Samsung Galaxy S26 Ultra
11259
OnePlus 15T
11033
Geekbench 6 (Single-Core)37533640
Geekbench 6 (Multi-Core)1125911033
Geekbench Compute (GPU)28787n/a
Sources: Geekbench v6 [Samsung Galaxy S26 Ultra], [OnePlus 15T]
AnTuTu 10
AnTuTu 10
Samsung Galaxy S26 Ultra
3720219
OnePlus 15T
3676955
CPU10947971052960
GPU14476961369637
Memory425113479431
UX752613774927
NanoReview Score37202193676955

Memory

RAM
RAM Size 12 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 4.1
Memory CardNoNo

Software

OS Android 16 Android 16
OS Size n/a 57 GB
UI Skin One UI 8.5 ColorOS 16

Battery

Volume 5000 mAh 7500 mAh
Max Charging Power 60 W 100 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
Fast Charging Yes (84% in 30 min) Yes (61% in 30 min)
Full Charge Time 0:43 h 0:46 h
Battery Life Test
Battery Life
Samsung Galaxy S26 Ultra
28:50
OnePlus 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 50 MP
Photo resolution 16320x12240 pixels 8192x6144 pixels
Zoom 141 Optical, 3.5x
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 120 fps)
1080p Recording Yes (Up to 240 fps) Yes (Up to 120 fps)
Slow Motion 240 fps (1080p) 480 fps (720p)
Wide-angle lens 120 ° n/a
Lenses count Standard: 200 MP
Telephoto: 50 MP
Telephoto: 10 MP
Ultra-wide: 50 MP		 Standard: 50 MP
Telephoto: 50 MP
Features - Bokeh effect
- Pro mode
- RAW support		 - Bokeh effect
- Pro mode
- RAW support
Main lens
Matrix200 MP50 MP
Aperturef/1.4f/1.8
Focal length23 mm24 mm
SensorSamsung ISOCELL S5KHP2Sony IMX906
Sensor size1/1.3 (0.77)1/1.56 (0.64)
Pixel size0.6 μm1 μm
AutofocusLaser autofocusPhase autofocus
StabilizationOpticalOptical
Telephoto
Matrix50 MP50 MP
Aperturef/2.9f/2.8
Focal length111 mm85 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 MPn/a
Aperturef/1.9n/a
Focal length13 mmn/a
SensorSamsung ISOCELL S5KJN3n/a
Sensor size1/2.5 (0.4)n/a
Pixel size0.7 μmn/a
StabilizationDigitaln/a
Main camera DxOMark results
Photo quality
Samsung Galaxy S26 Ultra
160
OnePlus 15T
n/a
Video quality
Samsung Galaxy S26 Ultra
153
OnePlus 15T
n/a
Overall camera score
Samsung Galaxy S26 Ultra
157
OnePlus 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/2.4
Focal length 23 mm 23 mm
Sensor Samsung ISOCELL S5K3LU CMOS
Sensor size 1/3.2 (0.31) n/a
Pixel size 1.12 μm 1 μm
Autofocus Phase autofocus (Dual Pixel) No
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 Yes
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 *YesYes
Hybrid SlotNoNo
2G BandsGSM850, GSM900, DCS1800, PCS1900GSM 850/900/1800MHz
3G BandsUMTS B1(2100), B2(1900), B4(AWS), B5(850), B8(900)WCDMA 1/2/4/5/8
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/B18/B19/B26/B28/B34/B38/B39/B40/B41/B42/B43/B48/B66)
5G SupportYesYes

Sound

3.5 mm Jack No No
FM Radio No No
Dolby Atmos Yes No
Speaker Test
Max Volume
Samsung Galaxy S26 Ultra
n/a
OnePlus 15T
81.5 dB

Other

Class Flagship Flagship
Announced February, 2026 yr March, 2026 yr
Release Date March, 2026 yr March, 2026 yr
MSRP ($) 1299 799
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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