ASUS Zenbook S14 (2026) UX5406AA vs Lenovo ThinkPad X9-15p Gen 1 Aura Edition
VS
58Performancespec-basedchip56.9
55.6chipGraphicschip73
58Displayspec-based58
80.5Batteryspec-based84
87.1Portabilityspec-based71.3
2 spec wins — ASUS Zenbook S14 (2026) UX5406AA3 spec wins — Lenovo ThinkPad X9-15p Gen 1 Aura Edition
InnoReviews verdict
This one is close to a dead heat: ASUS Zenbook S14 (2026) UX5406AA scores 66.5 against 66.7 for Lenovo ThinkPad X9-15p Gen 1 Aura Edition. Pick by the categories that matter to you — Lenovo ThinkPad X9-15p Gen 1 Aura Edition edges ahead in graphics, or by price.
Which would you pick?
Key differences
Reasons to pick the ASUS Zenbook S14 (2026) UX5406AA
- 28% lower thickness: 12.9 mm vs 17.9 mm
- 20% lower weight: 1.2 kg vs 1.5 kg
- Lower launch price: $2,000 vs $2,899
Reasons to pick the Lenovo ThinkPad X9-15p Gen 1 Aura Edition
- Stronger graphics score: 73 vs 56
- 47% higher charging: 100 W vs 68 W
- 14% higher capacity: 88 Wh vs 77 Wh
Display
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Screen size | 14 ″ | 15.3 ″+9% |
| Panel type | OLED touchscreen (ASUS Lumina, 100% DCI-P3) | OLED |
| Resolution | 2880x1800 | 2880x1800 |
| Refresh rate | 120 Hz | 120 Hz |
| Peak brightness | 1,100 nits | 1,100 nits |
Performance
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Processor | Intel Core Ultra 9 386H | Intel Core Ultra X7 358H |
| Graphics | Intel Graphics (4 Xe3 cores, integrated) | Intel Arc B390 (integrated) |
| RAM | 32 GB | 32 GB |
| RAM type | LPDDR5X-8533 (soldered) | LPDDR5X-9600 |
| Storage | 1,024 GB | 1,024 GB |
| Storage type | M.2 2280 NVMe PCIe 4.0 SSD | NVMe SSD (M.2 2280, PCIe 5.0 x4) |
Benchmarks
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Geekbench 6 (single) | 2,899Top 32% | — |
| Geekbench 6 (multi) | 16,882Top 27% | — |
Battery
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Capacity | 77 Wh | 88 Wh+14% |
| Web browsing endurance | 16.2 h | — |
| Charging | 68 W | 100 W+47% |
Design
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Weight | 1.2 kg+20% | 1.5 kg |
| Thickness | 12.9 mm+28% | 17.9 mm |
| Material | Aluminum (all-metal, Ceraluminum lid) | Aluminum |
Connectivity
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Ports | 2x Thunderbolt 4 (40Gbps, display and power delivery), 1x USB 3.2 Gen 2 Type-A, 1x HDMI 2.1 TMDS, 3.5mm combo audio jack | 3x Thunderbolt 4 (USB PD 15-100W, DisplayPort 2.1), 1x USB-A (10Gbps, always on), HDMI 2.1 (up to 4K/60Hz), SD card reader, 3.5mm combo audio jack |
| Wi-Fi | Wi-Fi 7 (802.11be) | Wi-Fi 7 |
| Bluetooth | 6.0 | 5.4 |
| Webcam | FHD with IR | 10MP IR camera with e-shutter and ToF sensor |
| Biometrics | IR face (Windows Hello) | IR camera for Windows Hello face recognition, fingerprint reader in the power button |
Software
| Spec | ASUS Zenbook S14 (2026) UX5406AA | Lenovo ThinkPad X9-15p Gen 1 Aura Edition |
|---|---|---|
| Operating system | Windows 11 Home or Pro | Windows 11 |
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