HP - Spectre x360 14 (2025) vs ASUS - Zenbook S 14 UX5406
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | HP - Spectre x360 14 (2025) | ASUS - Zenbook S 14 UX5406 |
|---|---|---|
| Battery | 68 Wh | 72 Wh |
| Weight | 1.39 kg | 1.20 kg |
Between the Spectre x360 14 (2025) and Zenbook S 14 UX5406, the Spectre x360 14 (2025) comes out ahead in several specs, while the Zenbook S 14 UX5406 wins on battery / weight. Overall, the Spectre x360 14 (2025) scores 67.2 and the Zenbook S 14 UX5406 scores 69.1 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (67.2 vs 69.1). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
The Spectre x360 14 (2025) does not pull ahead on any single popular-comparison spec — its strengths sit in the spec-table groups rather than the headline advantages.
Pick the Zenbook S 14 UX5406 if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are battery, weight. The single most decisive one: Battery — 5.88% more. 72 Wh vs 68 Wh.
Both ship with comparable ram, storage, claimed battery life, so those specs do not separate the two — focus on the differences below.
Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity says both are well-rounded; the differences are about trade-offs, not quality.
Which should you buy: HP - Spectre x360 14 (2025) or ASUS - Zenbook S 14 UX5406?
ASUS - Zenbook S 14 UX5406 leads the current Mars Score by 1.9 points.The more useful decision is the trade-off behind that result: compare weight, battery against the way you will actually use the product.
Choose HP - Spectre x360 14 (2025) if…
HP - Spectre x360 14 (2025) does not lead a decisive measured field here, so choose it for price, ecosystem, design, or availability when those matter more to you.
Choose ASUS - Zenbook S 14 UX5406 if…
ASUS - Zenbook S 14 UX5406 has the measurable edge on battery wh, weight kg.
This is a structured comparison of the published catalog values. It is not a claim of identical real-world performance across every workload; use the linked spec drill-downs and methodology page to inspect the inputs.
Why HP - Spectre x360 14 (2025) wins
- No decisive advantages.
Why ASUS - Zenbook S 14 UX5406 wins
- ▲Battery — 5.88% more. 72 Wh vs 68 Wh.
- ▲Weight — 0.19 kg less. 1.20 vs 1.39.
Spec comparison
Design
| Spec | HP - Spectre x360 14 (2025) | ASUS - Zenbook S 14 UX5406 |
|---|---|---|
| Weight | 1.39 kg | 1.20 kglead |
| Thickness | 17 mm | 11.9 mmlead |
| Build material | aluminum | ceraluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | HP - Spectre x360 14 (2025) | ASUS - Zenbook S 14 UX5406 |
|---|---|---|
| Screen size | 14 " | 14 " |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Panel typeⓘ | OLED | OLED |
Performance
| Spec | HP - Spectre x360 14 (2025) | ASUS - Zenbook S 14 UX5406 |
|---|---|---|
| CPU | Intel Core Ultra 7 268V | Intel Core Ultra 7 258V |
| CPU cores | 8 | 8 |
| GPUⓘ | Intel Arc 140V | Intel Arc 140V |
| RAMⓘ | 32 GB | 32 GB |
| Storageⓘ | 1024 GB | 1024 GB |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | HP - Spectre x360 14 (2025) | ASUS - Zenbook S 14 UX5406 |
|---|---|---|
| Batteryⓘ | 68 Wh | 72 Whlead |
| Claimed battery life | 16 h | 16 h |
| USB-C portsⓘ | 2 | 2 |
| Thunderbolt portsⓘ | 2 | 2 |
| HDMI | false | truelead |
Frequently asked
Which has better battery life, Spectre x360 14 (2025) or Zenbook S 14 UX5406?+
Zenbook S 14 UX5406 claims up to 16 hours — 16h vs 16h.
Which is lighter, Spectre x360 14 (2025) or Zenbook S 14 UX5406?+
Zenbook S 14 UX5406 is lighter at 1.20 kg vs 1.39 kg.
Which has an OLED display, Spectre x360 14 (2025) or Zenbook S 14 UX5406?+
Both have OLED displays.