ASUS ROG Ally vs Samsung Galaxy Book4 Ultra
The Verdict
ASUS ROG Ally and Samsung Galaxy Book4 Ultra serve entirely different purposes within the laptop category. ROG Ally is a handheld gaming device weighing 608g with a 7-inch 1920x1080 120Hz display, powered by AMD Ryzen Z1 Extreme delivering strong 1080p gaming performance. Its 40Wh battery provides 1.5-7 hours depending on gaming intensity, making portability exceptional. Samsung Galaxy Book4 Ultra is a full-featured productivity laptop at 1.86kg featuring a stunning 16-inch 2880x1800 120Hz AMOLED display, Intel Core Ultra 9 with 16 cores, and 13-hour battery life via 76Wh capacity. While ROG Ally excels at portable gaming, Galaxy Book4 Ultra dominates professional work with superior display technology, connectivity options including dual Thunderbolt 3, and significantly longer battery endurance. Choose ROG Ally for gaming portability at $699, or Galaxy Book4 Ultra for premium productivity at $2399.
Who Should Buy
Buy the ASUS ROG Ally if…
- →Ryzen Z1 Extreme with RDNA 3 GPU outperforms Steam Deck in raw power
- →Full 1080p IPS display at 120Hz for sharper and smoother gaming
- →Windows 11 gives access to all PC game stores and launchers
Buy the Samsung Galaxy Book4 Ultra if…
- →Stunning 3K AMOLED 120Hz display with deep colors
- →Includes NVIDIA RTX 4050 or 4070 discrete GPU
- →Surprisingly thin and light for a 16-inch with dGPU
Category Scores
Pros & Cons
ASUS ROG Ally
Pros
- Ryzen Z1 Extreme with RDNA 3 GPU outperforms Steam Deck in raw power
- Full 1080p IPS display at 120Hz for sharper and smoother gaming
- Windows 11 gives access to all PC game stores and launchers
- Lighter at 608 g compared to the Steam Deck
- MicroSD expansion for extra game storage
Cons
- 40 Wh battery provides very poor endurance — as low as 1.5 hours
- Windows 11 is not optimized for handheld — requires workarounds
- Only one USB-C port limits simultaneous charging and peripherals
- No OLED — IPS LCD has weaker contrast and no true blacks
- Fan noise is loud under heavy gaming loads
Samsung Galaxy Book4 Ultra
Pros
- Stunning 3K AMOLED 120Hz display with deep colors
- Includes NVIDIA RTX 4050 or 4070 discrete GPU
- Surprisingly thin and light for a 16-inch with dGPU
- Tight integration with Samsung Galaxy ecosystem
Cons
- Premium pricing rivals workstation laptops
- Soldered RAM, only storage is upgradable
- Speakers underwhelming versus MacBook competitors
- Touchpad palm rejection occasionally inconsistent
Full Specifications
| Spec | ASUS ROG Ally | Samsung Galaxy Book4 Ultra |
|---|---|---|
| Software | Windows 11 | Windows 11 Home |
| Body | ||
| Weight | 608 g | 1.86 kg |
| Material | Plastic chassis | Aluminum |
| Dimensions | 280.0 x 111.4 x 32.4 mm | 355.4 x 250.4 x 16.5 mm |
| Ports | ||
| USB-C ports | 1 | 2 |
| Microsd | — | |
| Headphone Jack | — | |
| HDMI | — | 1 |
| USB-A ports | — | 1 |
| SD card | — | |
| Thunderbolt ports | — | 2 |
| Memory | ||
| Storage options | 512 GB PCIe Gen 4 NVMe SSD | — |
| Battery | ||
| Battery life | 1.5-7 hours (game dependent) | Up to 13 hours |
| Capacity | 40 Wh | 76 Wh |
| Display | ||
| Size | 7 inches | 16 inches |
| Type | IPS LCD | Dynamic AMOLED 2X touchscreen |
| Resolution | 1920 x 1080 | 2880 x 1800 |
| Refresh rate | 120Hz | 120Hz |
| Brightness (nits) | 500 | 400 |
| Processor | ||
| RAM | 16 GB LPDDR5 (6400 MT/s) | 16 GB LPDDR5X |
| Cores | 8-core CPU, RDNA 3 (12 CUs) integrated GPU | 16 cores |
| Chipset | AMD Ryzen Z1 Extreme (Zen 4, 8-core / 16-thread, up to 5.1 GHz) | Intel Core Ultra 9 185H |
| Connectivity | ||
| Wi-Fi | Wi-Fi 6E | — |
| Bluetooth | 5.2 | — |
| Storage | ||
| SSD | — | 1 TB |
| Expandable storage | — | |
| Keyboard | ||
| Backlit | — | |
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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.
Explore more in laptops, see all ASUS products or all Samsung products. View full details for the ASUS ROG Ally or the Samsung Galaxy Book4 Ultra.