ASUS Zenbook S 16 (UM5606) vs Dell XPS 16 (9640)
51.6Performance42.4
38.4Display38.4
70.7Battery99.3
79.4Portability51.3
5 spec wins — ASUS Zenbook S 16 (UM5606)4 spec wins — Dell XPS 16 (9640)
InnoReviews verdict
ASUS Zenbook S 16 (UM5606) wins this laptop face-off, 57.5 to 55.5, pulling ahead mainly in portability (+28) and performance (+9). Dell XPS 16 (9640) still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the ASUS Zenbook S 16 (UM5606)
- Stronger performance score: 52 vs 42
- Stronger portability score: 79 vs 51
- 100% higher RAM: 32 GB vs 16 GB
- 100% higher storage: 1,024 GB vs 512 GB
- 36% lower thickness: 11.9 mm vs 18.7 mm
- Lower launch price: $1,700 vs $1,899
Reasons to pick the Dell XPS 16 (9640)
- Stronger battery score: 99 vs 71
- 100% higher charging: 130 W vs 65 W
- 28% higher capacity: 100 Wh vs 78 Wh
Display
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Screen size | 16 ″ | 16.3 ″+2% |
| Panel type | OLED touchscreen (Lumina, 100% DCI-P3, HDR True Black 500) | IPS (4K OLED touch optional) |
| Resolution | 2880x1800 | 1920x1200 |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 500 nits | 500 nits |
Performance
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Processor | AMD Ryzen AI 9 HX 370 | Intel Core Ultra 7 155H |
| Graphics | AMD Radeon 890M Graphics | Intel Arc (RTX 4050/4060/4070 optional) |
| RAM | 32 GB+100% | 16 GB |
| RAM type | LPDDR5X (on board) | LPDDR5X-6400 (soldered) |
| Storage | 1,024 GB+100% | 512 GB |
| Storage type | M.2 NVMe PCIe 4.0 SSD | PCIe 4.0 NVMe SSD |
Benchmarks
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Geekbench 6 (single) | 2,817+17%Top 43% | 2,418Bottom 22% |
| Geekbench 6 (multi) | 13,363Top 50% | 13,656+2%Top 47% |
Battery
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Capacity | 78 Wh | 100 Wh+28% |
| Charging | 65 W | 130 W+100% |
Design
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Weight | 1.5 kg+30% | 2.13 kg |
| Thickness | 11.9 mm+36% | 18.7 mm |
| Material | Ceraluminum | CNC aluminum |
Connectivity
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Ports | 2x USB4 Type-C (40Gbps, display/PD), 1x USB 3.2 Gen 2 Type-A, 1x HDMI 2.1, SD 4.0 card reader, 3.5mm combo audio jack | 3x Thunderbolt 4, microSD, 3.5mm |
| Wi-Fi | Wi-Fi 7 (802.11be) | Wi-Fi 7 |
| Bluetooth | 5.4 | 5.4 |
| Webcam | FHD with IR | 1080p + IR |
| Biometrics | IR camera (Windows Hello) | Fingerprint reader (power button), IR face (Windows Hello) |
Software
| Spec | ASUS Zenbook S 16 (UM5606) | Dell XPS 16 (9640) |
|---|---|---|
| Operating system | Windows 11 Pro | Windows 11 Home |
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