ASUS ZenBook 14 OLED (UX3405, 2024) vs Dell XPS 16 (9640)
The Verdict
Both laptops share the same Intel Core Ultra 7 155H processor and 16GB RAM, but serve different needs. ASUS ZenBook 14 OLED excels with its stunning 2880x1800 120Hz OLED display (600 nits), superior battery life (18 hours), lighter 1.2kg chassis, and lower $1299 price point,ideal for content creators and mobile professionals. Dell XPS 16 offers a larger 16.3-inch IPS screen (1920x1200, 60Hz) with expandable storage, premium build materials, and more Thunderbolt 3 ports, but weighs 2.13kg and delivers only 13 hours of battery life at $600 more. For portability and display quality, the ZenBook 14 OLED is the stronger choice. Choose XPS 16 only if you need the larger screen and don't prioritize mobility.
Who Should Buy
Buy the ASUS ZenBook 14 OLED (UX3405, 2024) if…
- →Stunning 3K 120Hz OLED display
- →Exceptionally lightweight at 1.2 kg
- →Strong battery life for an OLED laptop
Buy the Dell XPS 16 (9640) if…
- →Premium CNC aluminum chassis with edge-to-edge keyboard
- →Optional 4K OLED touch display available
- →Powerful Core Ultra and RTX 4050-4070 GPU options
Category Scores
Pros & Cons
ASUS ZenBook 14 OLED (UX3405, 2024)
Pros
- Stunning 3K 120Hz OLED display
- Exceptionally lightweight at 1.2 kg
- Strong battery life for an OLED laptop
- Premium aluminum chassis with MIL-STD durability
- Fast Intel Core Ultra performance with NPU for AI
Cons
- RAM is soldered and not upgradeable
- Only one USB-A port
- No SD card reader
- Webcam quality is mediocre
Dell XPS 16 (9640)
Pros
- Premium CNC aluminum chassis with edge-to-edge keyboard
- Optional 4K OLED touch display available
- Powerful Core Ultra and RTX 4050-4070 GPU options
- Large 99.5 Wh battery
- Three Thunderbolt 4 ports
Cons
- No USB-A, HDMI, or SD card slot
- Capacitive touch function row is divisive
- Invisible haptic trackpad takes adjustment
- Heavy and runs hot under load
- Mediocre battery life with discrete GPU
Full Specifications
| Spec | ASUS ZenBook 14 OLED (UX3405, 2024) | Dell XPS 16 (9640) |
|---|---|---|
| Software | Windows 11 Home | Windows 11 Home |
| Body | ||
| Weight | 1.2 kg | 2.13 kg |
| Material | Aluminum | CNC aluminum and carbon fiber |
| Dimensions | 312.4 x 220.1 x 14.9 mm | 358.1 x 240.1 x 18.7 mm |
| Ports | ||
| HDMI | 1 | — |
| USB-A ports | 1 | — |
| USB-C ports | 0 | — |
| SD card | ||
| Thunderbolt ports | 2 | 3 |
| Battery | ||
| Battery life | Up to 18 hours | Up to 13 hours mixed use |
| Capacity | 75 Wh | 99.5 Wh |
| Display | ||
| Size | 14 inches | 16.3 inches |
| Type | OLED, 16:10, touch optional | InfinityEdge IPS non-touch |
| Resolution | 2880 x 1800 | 1920 x 1200 |
| Refresh rate | 120Hz | 60Hz |
| Brightness (nits) | 600 | 500 |
| Storage | ||
| SSD | 1 TB PCIe 4.0 NVMe | 512 GB NVMe |
| Expandable storage | ||
| Keyboard | ||
| Backlit | ||
| Processor | ||
| RAM | 16 GB LPDDR5X | 16 GB LPDDR5x |
| Cores | 16 cores (6P+8E+2LPE) | 16-core (6P+8E+2LPE) |
| Chipset | Intel Core Ultra 7 155H | Intel Core Ultra 7 155H |
Related Comparisons
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 Dell products. View full details for the ASUS ZenBook 14 OLED (UX3405, 2024) or the Dell XPS 16 (9640).