ASUS ROG Flow Z13 (2024) vs Samsung Galaxy Book3 Ultra
The Verdict
Both laptops deliver powerful performance but cater to different priorities. The ASUS ROG Flow Z13 targets portability with its ultra-lightweight 2.43-pound frame, 13.4-inch 165Hz IPS display, and compact 0.55-inch profile. It runs the newer Intel Core i9-14900H with 16GB RAM and excels for gaming and creative work requiring high refresh rates. However, its 5-hour battery life feels constraining for all-day work. The Samsung Galaxy Book3 Ultra weighs 3.95 pounds and measures 0.65 inches thick, sacrificing mobility for functionality. Its 16-inch 120Hz AMOLED display delivers superior color accuracy and contrast, while 32GB RAM and dual Thunderbolt 3 ports provide better multitasking and expandability. The 8-hour battery life substantially outlasts the ASUS, and the older i9-13900H still handles demanding tasks admirably. Display quality favors Samsung's AMOLED technology, while the ASUS delivers snappier performance through its 14th-gen processor and refresh rate advantage. At $1799 versus $2399, the price gap mirrors their design philosophies: the ASUS is a portable gaming ultrabook, while Samsung targets professionals needing longer endurance. Choose the ASUS for on-the-go creators and gamers; pick Samsung for desk-centric professionals valuing screen real estate and battery stamina.
Who Should Buy
Buy the ASUS ROG Flow Z13 (2024) if…
- →RTX 4060 in a detachable tablet form factor — truly unique
- →165Hz touchscreen enables both gaming and creative pen input
- →Incredibly light at 2.43 lbs for a gaming-capable device
Buy the Samsung Galaxy Book3 Ultra if…
- →Gorgeous 16-inch 2.8K AMOLED 120Hz display with vivid colors
- →NVIDIA RTX 4070 Laptop GPU handles creative and gaming workloads
- →Under 4 lbs — lightweight for a 16-inch laptop with discrete GPU
Category Scores
Pros & Cons
ASUS ROG Flow Z13 (2024)
Pros
- RTX 4060 in a detachable tablet form factor — truly unique
- 165Hz touchscreen enables both gaming and creative pen input
- Incredibly light at 2.43 lbs for a gaming-capable device
- XG Mobile eGPU support for desktop-class performance at home
- MUX switch for direct GPU rendering in games
Cons
- 5-hour battery life is very short
- Keyboard is detachable but feels cramped
- Fan noise is loud under gaming loads in such a thin chassis
- Expensive at $1,799 for a 13-inch gaming device
Samsung Galaxy Book3 Ultra
Pros
- Gorgeous 16-inch 2.8K AMOLED 120Hz display with vivid colors
- NVIDIA RTX 4070 Laptop GPU handles creative and gaming workloads
- Under 4 lbs — lightweight for a 16-inch laptop with discrete GPU
- Seamless Samsung ecosystem integration with Galaxy phones and tablets
- Excellent keyboard with 1.5 mm key travel and good feedback
Cons
- $2,399 is steep and competes directly with MacBook Pro 16
- 76 Wh battery drains faster on AMOLED — expect 6-7 hours in practice
- Soldered RAM and SSD limit upgradeability
- Samsung software bloatware is annoying to clean up
- No OLED brightness matching Apple's XDR 1600-nit HDR peak
Full Specifications
| Spec | ASUS ROG Flow Z13 (2024) | Samsung Galaxy Book3 Ultra |
|---|---|---|
| Software | Windows 11 Home | Windows 11 Home |
| Body | ||
| Weight | 2.43 lbs (1.1 kg) | 3.95 lbs (1.79 kg) |
| Material | CNC aluminum | Aluminum |
| Dimensions | 11.57 x 8.0 x 0.55 inches | 13.99 x 9.86 x 0.65 inches |
| Ports | ||
| HDMI | ||
| USB-A ports | 1 | 1 |
| USB-C ports | 1 | 2 |
| SD card | ||
| Thunderbolt ports | 1 | 2 |
| Battery | ||
| Battery life | Up to 5 hours | Up to 8 hours |
| Capacity | 56 Wh | 76 Wh |
| Display | ||
| Size | 13.4 inches | 16 inches |
| Type | IPS touchscreen | AMOLED |
| Resolution | 2560 x 1600 | 2880 x 1800 |
| Refresh rate | 165Hz | 120Hz |
| Brightness (nits) | 500 | 400 |
| Storage | ||
| SSD | 1 TB PCIe Gen 4 NVMe | 1 TB PCIe Gen 4 NVMe |
| Expandable storage | ||
| Keyboard | ||
| Backlit | ||
| Processor | ||
| RAM | 16 GB LPDDR5X | 32 GB LPDDR5 |
| Cores | 14 cores (6P + 8E) | 14 cores (6P + 8E) |
| Chipset | Intel Core i9-14900H | Intel Core i9-13900H (13th Gen) |
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This comparison is based on verified manufacturer specifications covering display, performance, camera, battery, and build quality. Scores are generated by analyzing specs across weighted categories on a 10-point scale. Learn more about our methodology.
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