They are closely matched: Asus ROG Strix Scar 18 (2025) scores 71/100 and Asus ROG Flow Z13 (2025) scores 70/100 in our overall comparison — within 1 point. Neither is a clear winner overall, so the decision comes down to the specific features and price that matter most to you.
Asus ROG Strix Scar 18 (2025) vs Asus ROG Flow Z13 (2025)
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 64/100 to the Asus ROG Flow Z13 (2025)'s 61, leading on Discrete Graphics and Storage. Choose the Asus ROG Flow Z13 (2025) instead if processor and integrated graphics 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) and Asus ROG Flow Z13 (2025) are closely matched overall (within 3 points).
- Asus ROG Strix Scar 18 (2025) stands out on Storage capacity: 4,096 GB (300% more), Battery Maximum charge power: 380 W (90% more), Display type: Mini-LED LCD.
- Asus ROG Flow Z13 (2025) counters with Memory capacity: 128 GB (300% more), Weight: 1.2 kg (64% less), Processor model: AMD Ryzen AI Max+ 395.
Asus ROG Strix Scar 18 (2025) and Asus ROG Flow Z13 (2025) are closely matched
Asus ROG Strix Scar 18 (2025)
64
Asus ROG Flow Z13 (2025)
61
Where Asus ROG Strix Scar 18 (2025) stands out
- Storage capacity: 4,096 GB (300% more)
- Battery Maximum charge power: 380 W (90% more)
- Display type: Mini-LED LCD
Where Asus ROG Flow Z13 (2025) stands out
- Memory capacity: 128 GB (300% more)
- Weight: 1.2 kg (64% less)
- Processor model: AMD Ryzen AI Max+ 395
Watch-outs
Compromises to know before you buy
Asus ROG Strix Scar 18 (2025)
No notable compromises found.
Asus ROG Flow Z13 (2025)
- 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
Asus ROG Flow Z13 (2025)
The Asus ROG Flow Z13 (2025) is a high-performance 2-in-1 gaming tablet powered by the AMD Ryzen AI MAX+ 395 processor paired with integrated AMD Radeon 8060S graphics. Built for mobile gaming and demanding workflows, it features a 13.4-inch 2.5K (2560 x 1600) touchscreen display with a fast 180Hz refresh rate and 100% DCI-P3 color gamut coverage. The device packs up to 128GB of LPDDR5X memory and a 70Wh battery into a 1.20 kg tablet frame.
Best for Gamers and digital creators seeking high-end CPU performance in a portable tableBest for Users needing a color-accurate 2.5K 180Hz touchscreen for stylus input and high-
Pros
- High-performance 16-core AMD Ryzen AI MAX+ 395 processor with 50 TOPS NPU capability
- Fluid 13.4-inch 2.5K touchscreen featuring a 180Hz refresh rate and full DCI-P3 color coverage
- Generous memory capacity with 128GB of high-speed LPDDR5X memory
- Comprehensive connectivity including dual USB4 ports, HDMI 2.1, USB-A, and Wi-Fi 7
Cons
- Onboard LPDDR5X memory is non-upgradable after purchase
- Storage expansion is limited to single-sided M.2 2230 SSD drives
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)
Asus ROG Flow Z13 (2025)
Performance
Higher benchmark score = faster
Asus ROG Strix Scar 18 (2025)55,677
Asus ROG Flow Z13 (2025)54,789
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
Asus ROG Flow Z13 (2025)70 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)Asus ROG Flow Z13 (2025)
Asus ROG Strix Scar 18 (2025) is 2.1 kg (175%) heavier than Asus ROG Flow Z13 (2025).
Detailed Specifications
The full spec sheet, side by side
Frequently Asked Questions
Common questions about Asus ROG Strix Scar 18 (2025) vs Asus ROG Flow Z13 (2025) comparison
Asus ROG Strix Scar 18 (2025) and Asus ROG Flow Z13 (2025) 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 71/100 for Asus ROG Strix Scar 18 (2025) and 70/100 for Asus ROG Flow Z13 (2025).
It's close — Asus ROG Strix Scar 18 (2025) (71/100) and Asus ROG Flow Z13 (2025) (70/100) 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.
Which would you buy?
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