ASUS VivoBook S 15 (S5507, Snapdragon X Elite) vs Samsung Galaxy Book4 Pro
The Verdict
Both laptops target the premium ultrabook market with distinct strengths. The ASUS VivoBook S 15 leverages Qualcomm's Snapdragon X Elite processor with 12 cores, delivering exceptional battery life up to 18 hours and featuring a stunning 15.6-inch OLED display at 2880x1620 resolution with 600 nits brightness. Its 1 TB SSD provides double the storage of the Samsung, though it weighs slightly less at 1.42 kg. The Samsung Galaxy Book4 Pro counters with a larger 16-inch Dynamic AMOLED 2X screen (2880x1800), Intel's more powerful 16-core Core Ultra 7 155H processor, dual Thunderbolt ports, and a microSD card slot for expandability. However, it sacrifices 3 hours of battery life, includes only 512 GB storage, and costs $150 more. For creative professionals needing raw processing power and connectivity options, the Samsung wins. For portable productivity with exceptional battery endurance and display quality at a lower price, the ASUS delivers superior value. Your choice hinges on whether you prioritize performance and connectivity (Samsung) or battery life and storage capacity (ASUS).
Who Should Buy
Buy the ASUS VivoBook S 15 (S5507, Snapdragon X Elite) if…
- →Excellent 3K 120Hz OLED display
- →All-day battery life thanks to ARM efficiency
- →Powerful 45 TOPS NPU for Copilot+ AI features
Buy the Samsung Galaxy Book4 Pro if…
- →Gorgeous Dynamic AMOLED 2X display with vivid color
- →Slim 12.5 mm profile for a 16-inch laptop
- →Excellent Samsung ecosystem integration with Galaxy devices
Category Scores
Pros & Cons
ASUS VivoBook S 15 (S5507, Snapdragon X Elite)
Pros
- Excellent 3K 120Hz OLED display
- All-day battery life thanks to ARM efficiency
- Powerful 45 TOPS NPU for Copilot+ AI features
- Lightweight for a 15.6-inch laptop
- Fanless-quiet operation under typical loads
Cons
- ARM compatibility issues with some x86 apps
- No Thunderbolt support
- Soldered RAM not upgradeable
- No SD card reader
Samsung Galaxy Book4 Pro
Pros
- Gorgeous Dynamic AMOLED 2X display with vivid color
- Slim 12.5 mm profile for a 16-inch laptop
- Excellent Samsung ecosystem integration with Galaxy devices
- Good port selection including SD card and HDMI
- Up to 15-hour battery life is class-leading
Cons
- No discrete GPU option on this model
- RAM and SSD are soldered — no upgrade path
- Samsung DeX for PC still limited in scope
- AMOLED display may develop burn-in over time
- Higher price than similarly-specced Windows ultrabooks
Full Specifications
| Spec | ASUS VivoBook S 15 (S5507, Snapdragon X Elite) | Samsung Galaxy Book4 Pro |
|---|---|---|
| Software | Windows 11 Home (ARM) | Windows 11 Home |
| Body | ||
| Weight | 1.42 kg | 1.55 kg |
| Material | Aluminum | Aluminum |
| Dimensions | 352.6 x 225.9 x 14.7 mm | 355.4 x 227.9 x 12.5 mm |
| Ports | ||
| HDMI | 1 | 1 |
| USB-A ports | 2 | 2 |
| USB-C ports | 2 | 1 |
| SD card | ||
| Thunderbolt ports | 0 | 2 |
| Battery | ||
| Battery life | Up to 18 hours | Up to 15 hours mixed use |
| Capacity | 70 Wh | 76 Wh |
| Display | ||
| Size | 15.6 inches | 16.0 inches |
| Type | OLED, 16:9 | Dynamic AMOLED 2X |
| Resolution | 2880 x 1620 | 2880 x 1800 |
| Refresh rate | 120Hz | 120Hz |
| Brightness (nits) | 600 | 500 |
| Storage | ||
| SSD | 1 TB PCIe 4.0 NVMe | 512 GB NVMe |
| Expandable storage | ||
| Keyboard | ||
| Backlit | ||
| Touch Bar | — | |
| Processor | ||
| RAM | 16 GB LPDDR5X | 16 GB LPDDR5x |
| Cores | 12 cores | 16-core (6P+8E+2LPE) |
| Chipset | Qualcomm Snapdragon X Elite X1E-78-100 | Intel Core Ultra 7 155H |
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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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