Vivo X300 Ultra vs Samsung Galaxy S26 Ultra

Here we compared two flagship smartphones: the 6.82-inch Vivo X300 Ultra (with Qualcomm Snapdragon 8 Elite Gen 5) that was released on March 30, 2026, against the Samsung Galaxy S26 Ultra, which is powered by the same chip and came out 1 month 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

Key differences

An overview of the main advantages of each smartphone
Reasons to consider the Vivo X300 Ultra
  • Comes with 1600 mAh larger battery capacity: 6600 vs 5000 mAh
  • Better camera quality (According to DxOMark rating)
  • Higher display refresh rate – 144 Hz
  • Waterproof body (IP69 classification)
  • Supports higher wattage charging (100W versus 60W)
  • Delivers 19% higher peak brightness (3309 against 2790 nits)
  • Has 2 SIM card slots
  • Faster storage type - UFS 4.1 versus UFS 4.0
  • Has a built-in infrared port
Reasons to consider the Samsung Galaxy S26 Ultra
  • The rear camera has a 5x optical zoom
  • Weighs 18 grams less

Review

Evaluation of Vivo X300 Ultra and Samsung Galaxy S26 Ultra 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
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
39.5
(Mediocre)
Value Index
33.7
(Mediocre)

Tests and specifications

Comparison table of technical specifications and tests

Display

Type AMOLED Dynamic AMOLED
Size 6.82 inches 6.9 inches
Resolution 1440 x 3168 pixels 1440 x 3120 pixels
Aspect ratio 19.8:9 19.5:9
PPI 510 ppi 500 ppi
Refresh rate 144 Hz 120 Hz
Adaptive refresh rate Yes (1-144 Hz) Yes (1-120 Hz)
Max rated brightness 1800 nits 1500 nits
Max rated brightness in HDR 4500 nits 2600 nits
HDR support Yes, Dolby Vision Yes, HDR10+
Touch sampling rate - 240 Hz
Screen protection Armor glass Corning Gorilla Armor 2
Screen-to-body ratio 90.3% 91.4%
Display features - DCI-P3
- Always-On Display
- DC Dimming
- DCI-P3
- Always-On Display
- DC Dimming
Display tests
RGB color space 99.8% -
PWM 110 Hz -
Response time 1 ms -
Contrast ∞ Infinity -
Peak brightness test (auto)
X300 Ultra +19%
3309 nits
2790 nits
Sources: NotebookCheck [3], [4]

Design and build

Height 162.98 mm (6.42 inches) 163.6 mm (6.44 inches)
Width 76.81 mm (3.02 inches) 78.1 mm (3.07 inches)
Thickness 8.49 mm (0.33 inches) 7.9 mm (0.31 inches)
Weight 232 g (8.18 oz) 214 g (7.55 oz)
Waterproof IP69 IP68
Advanced cooling Vapor chamber Vapor chamber
Rear material Glass Glass
Frame material Metal Metal
Colors White, Black, Green White, Black, Silver, Blue, Pink, Purple
Fingerprint scanner Yes, in-display Yes, in-display
Repairability Good (3/5) -
Drop resistance Very good (B) · 180 drops -
Screen-to-body ratio
90.3%
91.4%

Performance

Chipset specifications of Vivo X300 Ultra and Samsung Galaxy S26 Ultra
SoC
Chipset Qualcomm Snapdragon 8 Elite Gen 5 Qualcomm Snapdragon 8 Elite Gen 5
Max clock 4608 MHz 4740 MHz
CPU cores 8 (2 + 6) 8 (2 + 6)
Architecture - 6 cores at 3.63 GHz: Oryon Gen 3 Performance
- 2 cores at 4.74 GHz: Oryon Gen 3 Prime
- 6 cores at 3.63 GHz: Oryon Gen 3 Performance
- 2 cores at 4.74 GHz: Oryon Gen 3 Prime
L3 cache 12 MB 12 MB
Manufacturing TSMC TSMC
Lithography process 3 nanometers 3 nanometers
Neural processor (NPU) Hexagon Hexagon
GPU
Graphics Adreno 840 Adreno 840
GPU shading units 1536 1536
GPU clock 1300 MHz 1300 MHz
FLOPS ~3993.6 GFLOPS ~3993.6 GFLOPS

Benchmarks

Benchmark comparison of Vivo X300 Ultra and Samsung Galaxy S26 Ultra
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
11394
Compute Score (GPU)
27357
28391
Compute Score (GPU) 27357 28391
Single-core score 3784 3624
Multi-core score 11394 11049
Sources: Geekbench [3], [4]
AnTuTu Benchmark 11
4247433
CPU 1192014 1168602
GPU 1543938 1520337
Memory 525105 448779
UX 986376 801526
Total score 4247433 3939244
Samples [2 tests] [32 tests]
3DMark Steel Nomad Light
Stability - 67%
Graphics test - 20 FPS
Graphics score - 2737
3DMark Solar Bay
Graphics test - 46 FPS
Section 1 - 58 FPS
Section 2 - 42 FPS
Section 3 - 37 FPS
Graphics score - 11990
3DMark Wild Life Extreme
Graphics test - 42 FPS
Graphics score - 7123
Sources: 3DMark [5]
PCMark 3.0
Web score - 23390
Video editing - 8217
Photo editing - 37389
Data manipulation - 18322
Writing score - 32854
AnTuTu 11 Ranking List (10th and 25th place)

Recent User Tests

The latest benchmark tests that have been submitted by users
Vivo X300 Ultra
DateBenchmarkResult
📘 2026-09-12 (InphaseCosine18)AnTuTu 124098185
📘 2026-09-06 (Dipshit6769)AnTuTu 113835023
📘 2026-08-17 (Razor97FF)Geekbench 6 CPU3784 / 11394
📘 2026-08-17 (Razor97FF)AnTuTu 114175239
📘 2026-04-28 (Razor97FF)AnTuTu 114247433
Samsung Galaxy S26 Ultra
DateBenchmarkResult
📘 2026-09-19 (Niko)AnTuTu 123439980
📘 2026-09-18 (KEKRiLL)AnTuTu 124208433
📘 2026-09-14 -> Mi7haAnTuTu 124485552
📘 2026-09-05 (Pavel)AnTuTu 113959848
📘 2026-08-29 -> szymon-bonkowskiAnTuTu 114220521

Memory

RAM
RAM size 12 GB 12 GB
Memory type LPDDR5X LPDDR5X
Memory clock 5300 MHz 5300 MHz
Channels 4 4
Storage
Storage size 256 GB 256 GB
Storage type UFS 4.1 UFS 4.0
Memory card No No

Software

Operating system Android 16 Android 16
ROM OriginOS 6 One UI 8.5
OS size 60 GB 33.2 GB
OS updates 5 years 7 years
Security updates 7 years 7 years

Battery

Capacity 6600 mAh 5000 mAh
Max charge power 100 W 60 W
Battery type Silicon-Carbon (Si/C) Li-Ion
Replaceable No No
Wireless charging Yes (40 W) Yes (25 W)
Reverse charging Yes Yes, (wireless)
Bypass charging Yes Yes
Fast charging Yes (66% in 30 min) Yes (84% in 30 min)
Full charging time 0:46 hr 0:43 hr
Battery cycles 1200 cycles -
Battery life tests
Web browsing 10:18 hr 10:12 hr
Watching video 20:51 hr 21:39 hr
Gaming 06:43 hr 06:42 hr
Standby 137 hr 130 hr
General battery life
29:11 hr
28:50 hr

Main camera

Matrix 200 megapixels 200 megapixels
Image resolution 16320 x 12256 16320 x 12240
Zoom Optical, 3.7x Optical, 5x
Flash Dual LED LED
Stabilization Optical Optical
8K video recording Up to 30FPS Up to 30FPS
4K video recording Up to 120FPS Up to 120FPS
1080p video recording Up to 120FPS Up to 240FPS
Slow motion 240 FPS (1080p) 240 FPS (1080p)
Angle of widest lens 116° 120°
Lenses 1) Standard: 200 MP
2) Telephoto: 200 MP
3) Ultrawide: 50 MP
1) Standard: 200 MP
2) Telephoto: 50 MP
3) Telephoto: 10 MP
4) Ultrawide: 50 MP
Camera features - Bokeh mode
- Pro mode
- RAW support
- Bokeh mode
- Pro mode
- RAW support
Standard lens
Image resolution 200 MP 200 MP
Aperture f/1.9 f/1.4
Focal length 35 mm 23 mm
Sensor Sony LYT-901 Samsung ISOCELL S5KHP2
Sensor size 1/1.12" (≈ 0.89 inch) 1/1.3" (≈ 0.77 inch)
Pixel size 0.7 micron 0.6 micron
Autofocus Laser autofocus Laser autofocus
Stabilization Optical Optical
Telephoto lens
Image resolution 200 MP 50 MP
Aperture f/2.7 f/2.9
Focal length 85 mm 111 mm
Sensor Samsung ISOCELL HP0 Sony IMX854
Sensor size 1/1.4" (≈ 0.71 inch) 1/2.52" (≈ 0.4 inch)
Pixel size 0.56 micron 0.7 micron
Stabilization Optical Optical
Ultra-wide lens
Image resolution 50 MP 50 MP
Aperture f/2.0 f/1.9
Focal length 14 mm 13 mm
Sensor Sony LYT-818 Samsung ISOCELL S5KJN3
Sensor size 1/1.28" (≈ 0.78 inch) 1/2.5" (≈ 0.4 inch)
Pixel size 1.22 micron 0.7 micron
Stabilization Optical Digital

DxOMark main camera tests

Photo quality
Video quality
Generic main camera score
Bokeh 180 165
Zoom 172 141
Samples Photo samples of Vivo X300 Ultra from DxOMark Photo samples of Samsung Galaxy S26 Ultra from DxOMark

Selfie camera

Megapixels 50 megapixels 12 megapixels
Image resolution 8192 x 6144 4000 x 3000
Aperture f/2.5 f/2.2
Focal length 24 mm 23 mm
Sensor Samsung ISOCELL JN5 Samsung ISOCELL S5K3LU
Sensor size 1/2.76" (≈ 0.36 inch) 1/3.2" (≈ 0.31 inch)
Pixel size 0.64 micron 1.12 micron
Autofocus Phase autofocus Phase autofocus (Dual Pixel)
Stabilization Digital Digital
Video resolution 2160p (4K) at 60 FPS 2160p (4K) at 60 FPS
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 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
Network
Number of SIM* 2 1
Type of SIM card Nano Nano
Multi SIM mode Standby Standby
eSIM support* Yes 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 Yes
Speakers test
Max loudness
84.3 dB
92 dB

Other

Category Flagship Flagship
Announced March 2026 February 2026
Release date April 2026 March 2026
Launch price (MSRP) $1199 $1299
SAR (head) 0.99 W/kg 1.28 W/kg
SAR (body) 1.29 W/kg 1.35 W/kg
Sensors - Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
- Hall-effect sensor
- Barometer
- Proximity sensor
- Gyroscope
- Accelerometer
- Ambient light sensor
- Compass
- Fingerprint
Bundled charger Not included Not included
*Disclaimer! NFC, GSM network support, and some other specs can be different depending on the country.

Conclusion

If the battery life is more important to you, then choose the Vivo X300 Ultra. But if the software and sound are more of a priority – go for the Samsung Galaxy S26 Ultra.

Cast your vote

So, which phone would you choose?
293 (54%)
250 (46%)
Total votes: 543

User opinions

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