They are closely matched: Vivo X300 Ultra scores 84/100 and Samsung Galaxy S25 Ultra scores 82/100 in our overall comparison — within 2 points. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.
Vivo X300 Ultra vs Samsung Galaxy S25 Ultra
Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score
The Vivo X300 Ultra and Samsung Galaxy S25 Ultra are closely matched at 75 and 74/100. The Vivo X300 Ultra edges ahead on Power & Battery and Benchmark, while the Samsung Galaxy S25 Ultra leads on Display and Rear Camera — pick the one whose strengths match what you'll actually use.
Verdict
Our overall take, at a glance
Key takeaways
- Vivo X300 Ultra and Samsung Galaxy S25 Ultra are closely matched overall (within 1 point).
- Vivo X300 Ultra stands out on Front camera (megapixels): 50 MP (317% more), Chip Model: Snapdragon 8 Elite Gen 5, Miscellaneous Operating system: Android 16.
- Samsung Galaxy S25 Ultra counters with Design & Weight Dimensions: 7.76 × 16.28 × 0.82 cm, Front camera aperture: 2.2 (12% less), Rear camera aperture: 1.7 (11% less).
Vivo X300 Ultra and Samsung Galaxy S25 Ultra are closely matched
Vivo X300 Ultra
75
Samsung Galaxy S25 Ultra
74
Where Vivo X300 Ultra stands out
- Front camera (megapixels): 50 MP (317% more)
- Chip Model: Snapdragon 8 Elite Gen 5
- Miscellaneous Operating system: Android 16
Where Samsung Galaxy S25 Ultra stands out
- Design & Weight Dimensions: 7.76 × 16.28 × 0.82 cm
- Front camera aperture: 2.2 (12% less)
- Rear camera aperture: 1.7 (11% less)
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.
Vivo X300 Ultra
The Vivo X300 Ultra is a high-end flagship smartphone designed for mobile photography enthusiasts and power users looking for professional-grade imaging capabilities. It is powered by the Snapdragon 8 Elite Gen 5 processor paired with LPDDR5X memory, featuring a large 6.82-inch 144Hz LTPO AMOLED display and an advanced multi-sensor camera array anchored by a 200MP main sensor and a 200MP periscope telephoto lens.
Best for long-range and telephoto mobile photographyBest for high-frame-rate 4K and 8K video captureBest for all-day heavy multimedia usage
Pros
- Extensive multi-focal length camera setup featuring high-resolution 200MP main and telephoto sensors with OIS
- High-capacity 6600mAh battery supporting 100W wired and 40W wireless charging
- Vibrant 6.82-inch LTPO AMOLED display with adaptive 1-144Hz refresh rate and Dolby Vision support
- Robust performance driven by the Snapdragon 8 Elite Gen 5 chip and UFS 4.1 storage
Cons
- Bulky physical footprint with a weight of 232g or more depending on the finish
- Lacks expandable storage via a microSD card slot
- Absence of a traditional 3.5mm headphone jack
Samsung Galaxy S25 Ultra
The Samsung Galaxy S25 Ultra is a premium flagship slate smartphone designed for power users who require top-tier processing power and productivity tools. It features the Snapdragon 8 Elite For Galaxy processor and is distinguished by its built-in S Pen stylus and robust 5,000 mAh battery.
Best for Productivity and note-taking with an integrated stylusBest for High-performance mobile gaming and demanding multitasking
Pros
- Powerful Snapdragon 8 Elite For Galaxy chip coupled with Oryon CPU architecture
- Integrated S Pen stylus for sketching, writing, and navigation
- Includes modern Qi2 wireless charging standard support up to 15W
- Offers up to 1 TB of fast UFS 4.0 storage
Cons
- Heavy slate design weighing 218 grams, which may feel bulky in-hand
- The 16 GB RAM configuration is exclusive to the 1 TB model in Asia, leaving other markets with 12 GB
Value for Money
Which is the better deal for the price
Pre-filled with launch prices where known — enter today's price for an up-to-date check. Use the same currency for both.
Vivo X300 Ultra
Samsung Galaxy S25 Ultra
Performance
Higher benchmark score = faster
Vivo X300 Ultra2,723,497
Samsung Galaxy S25 Ultra2,207,809
Benchmark score — a measured indicator of raw performance, not a guarantee of real-world speed.
Battery capacity
Larger cell — a hardware spec, not battery life
Vivo X300 Ultra6,600 mAh
Samsung Galaxy S25 Ultra5,000 mAh
Capacity is the raw battery size. Real-world battery life depends just as much on the processor, software and display.
Physical Comparison
Weigh them up, then compare real dimensions in 3D
Vivo X300 UltraSamsung Galaxy S25 Ultra
Vivo X300 Ultra is 14 g (6%) heavier than Samsung Galaxy S25 Ultra.
Review Videos
Hand-picked expert reviews for each product
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Vivo X300 Ultra vs Samsung Galaxy S25 Ultra comparison
Vivo X300 Ultra and Samsung Galaxy S25 Ultra are compared side by side above across every spec in the smartphones category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 84/100 for Vivo X300 Ultra and 82/100 for Samsung Galaxy S25 Ultra.
It's close — Vivo X300 Ultra (84/100) and Samsung Galaxy S25 Ultra (82/100) score almost the same. Pick based on price and the individual specs that matter most to you; the comparison above shows where each one pulls ahead.
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