Based on our overall comparison score, Asus ROG Strix Scar 18 (2025) rates higher at 77/100 versus 73/100 for Samsung Galaxy Book6 Ultra — a 4-point lead. Asus ROG Strix Scar 18 (2025) is the stronger overall pick, though the right choice still depends on which specs matter most to you; the full spec table above breaks down every difference.
Asus ROG Strix Scar 18 (2025) vs Samsung Galaxy Book6 Ultra
Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score
For most buyers the Asus ROG Strix Scar 18 (2025) is the better pick — it scores 74/100 to the Samsung Galaxy Book6 Ultra's 50, leading on Processor and Discrete Graphics. Choose the Samsung Galaxy Book6 Ultra instead if memory and sound matter most to you, where it comes out ahead.
- Performance is scored from the laptop's CPU and GPU; few laptops have a published whole-system benchmark.
Verdict
Our overall take, at a glance
Key takeaways
- Asus ROG Strix Scar 18 (2025) leads Samsung Galaxy Book6 Ultra overall by 24 points (74 vs 50 out of 100).
- Asus ROG Strix Scar 18 (2025) stands out on Processor model: Intel Core Ultra 9 275HX, Discrete graphics model: Nvidia GeForce RTX 5090 Laptop, Storage capacity: 4,096 GB (100% more).
Asus ROG Strix Scar 18 (2025) leads overall
Asus ROG Strix Scar 18 (2025)
74
Samsung Galaxy Book6 Ultra
50
Why it stands out
- Processor model: Intel Core Ultra 9 275HX
- Discrete graphics model: Nvidia GeForce RTX 5090 Laptop
- Storage capacity: 4,096 GB (100% more)
Watch-outs
Compromises to know before you buy
Asus ROG Strix Scar 18 (2025)
No notable compromises found.
Samsung Galaxy Book6 Ultra
- RAM is soldered — you can't upgrade it later, so buy enough now.
In-depth analysisAI
AI-generated from the cited sources — may be incomplete or inaccurate; verify important details before deciding · generated Nov 2026.
Asus ROG Strix Scar 18 (2025)
The Asus ROG Strix Scar 18 (2025) is an 18-inch high-performance gaming laptop built under Asus's Republic of Gamers lineup. Designed primarily as a desktop replacement, it targets enthusiasts and heavy workloads that require maximum display area and high thermal capacity. Its expansive chassis allows for comprehensive cooling and a spacious keyboard layout compared to conventional thin-and-light portables.
Best for Desktop replacement gaming setupsBest for Immersive gameplay and heavy multitasking requiring maximal screen real estate
Pros
- Large 18-inch display offers expansive viewing area for gaming and productivity
- Generous chassis size provides thermal headroom for high-sustained performance
- Spacious keyboard and broad port selection suitable for a permanent desk setup
Cons
- Substantial size and weight make it difficult to transport frequently
- High power requirements lead to short battery life off the charger
Samsung Galaxy Book6 Ultra
The Samsung Galaxy Book6 Ultra is a 16-inch performance laptop designed for power users and creators requiring heavy multitasking capabilities. It features an Intel Core Ultra 9 386H processor paired with an Nvidia GeForce RTX 5070 Laptop discrete GPU, 64 gigabytes of memory, and a bright 120Hz Dynamic AMOLED 2X touchscreen display.
Best for content creation and heavy video editingBest for demanding professional multitasking workloads
Pros
- High-performance Intel Core Ultra 9 processor and dedicated Nvidia RTX 5070 graphics
- Generous 64GB of RAM and 2TB storage capacity
- Vibrant 1000-nit Dynamic AMOLED 2X touchscreen with a 120Hz refresh rate
- Comprehensive connectivity including Thunderbolt 4, HDMI, Wi-Fi 7, and a card reader
Cons
- Memory is not upgradeable
- Substantial weight of nearly 1.9 kilograms limits ultra-portability
- Lacks stylus pen support despite having a touch-enabled screen
Value for Money
Which is the better deal for the price
Enter today's price for each product to see which offers better value. Use the same currency for both.
Asus ROG Strix Scar 18 (2025)
Samsung Galaxy Book6 Ultra
Performance
Higher benchmark score = faster
Asus ROG Strix Scar 18 (2025)55,677
Samsung Galaxy Book6 Ultra36,183
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
Asus ROG Strix Scar 18 (2025)90 Wh
Samsung Galaxy Book6 Ultra80.2 Wh
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
Asus ROG Strix Scar 18 (2025)Samsung Galaxy Book6 Ultra
Asus ROG Strix Scar 18 (2025) is 1.41 kg (75%) heavier than Samsung Galaxy Book6 Ultra.
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Asus ROG Strix Scar 18 (2025) vs Samsung Galaxy Book6 Ultra comparison
Asus ROG Strix Scar 18 (2025) and Samsung Galaxy Book6 Ultra are compared side by side above across every spec in the laptops category — including performance, features and design — each scored 0–100 so you can see exactly where one leads the other. Our overall scores are 77/100 for Asus ROG Strix Scar 18 (2025) and 73/100 for Samsung Galaxy Book6 Ultra.
If you want the higher-rated laptops option overall, Asus ROG Strix Scar 18 (2025) (77/100) edges out Samsung Galaxy Book6 Ultra (73/100). But if Samsung Galaxy Book6 Ultra is cheaper or stronger on the specific specs you care about, it can still be the better buy — use the spec table and strengths profile above to decide.
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