MSI - Stealth 14 AI Studio vs ASUS - Vivobook S 14 OLED (2025)
Where they actually differ
The most decisive specs, ranked by how much they matter — before the full spec table.
| Spec | MSI - Stealth 14 AI Studio | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| RAM | 32 GB | 16 GB |
| CPU cores | 16 | 10 |
| Claimed battery life | 10 h | 16 h |
| Battery | 72 Wh | 75 Wh |
| Thunderbolt ports | 2 | 0 |
| Weight | 1.7 kg | 1.3 kg |
Between the Stealth 14 AI Studio and Vivobook S 14 OLED (2025), the Stealth 14 AI Studio comes out ahead in ram / cpu cores, while the Vivobook S 14 OLED (2025) wins on claimed battery life / battery. Overall, the Stealth 14 AI Studio scores 68.8 and the Vivobook S 14 OLED (2025) scores 68.1 on our Mars Score.
Which should you buy?
These two are nearly even on the Mars Score (68.8 vs 68.1). The decision is not about overall quality — both clear the bar — it is about which specific trade-offs fit your use.
Pick the Stealth 14 AI Studio if you push the hardware — gaming, on-device AI, heavy multitasking — and the extra compute headroom is worth the trade-offs. The biggest gaps in its favor are ram, cpu cores, thunderbolt ports. The single most decisive one: RAM — 100.00% more. 32 GB vs 16 GB.
Pick the Vivobook S 14 OLED (2025) 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 claimed battery life, battery, weight. The single most decisive one: Claimed battery life — 60.00% more. 16 h vs 10 h.
Both ship with comparable storage, screen size, refresh rate, 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: MSI - Stealth 14 AI Studio or ASUS - Vivobook S 14 OLED (2025)?
MSI - Stealth 14 AI Studio leads the current Mars Score by 0.7 points.The more useful decision is the trade-off behind that result: compare ram, weight, battery against the way you will actually use the product.
Choose MSI - Stealth 14 AI Studio if…
MSI - Stealth 14 AI Studio has the measurable edge on ram gb, cpu cores, port thunderbolt count.
Choose ASUS - Vivobook S 14 OLED (2025) if…
ASUS - Vivobook S 14 OLED (2025) has the measurable edge on claimed battery h, 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 MSI - Stealth 14 AI Studio wins
- ▲RAM — 100.00% more. 32 GB vs 16 GB.
- ▲CPU cores — 60.00% more. 16 vs 10.
- ▲Thunderbolt ports — 2.00 more. 2 vs 0.
Why ASUS - Vivobook S 14 OLED (2025) wins
- ▲Claimed battery life — 60.00% more. 16 h vs 10 h.
- ▲Battery — 4.17% more. 75 Wh vs 72 Wh.
- ▲Weight — 0.40 kg less. 1.3 vs 1.7.
Spec comparison
Design
| Spec | MSI - Stealth 14 AI Studio | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| Weight | 1.7 kg | 1.3 kglead |
| Thickness | 19 mm | 13.9 mmlead |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | MSI - Stealth 14 AI Studio | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| Screen size | 14 " | 14 " |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Panel typeⓘ | OLED | OLED |
Performance
| Spec | MSI - Stealth 14 AI Studio | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| CPU | Intel Core Ultra 9 185H | AMD Ryzen AI 9 365 |
| CPU cores | 16lead | 10 |
| GPUⓘ | NVIDIA GeForce RTX 4070 (Laptop) | AMD Radeon 880M |
| RAMⓘ | 32 GBlead | 16 GB |
| Storageⓘ | 1024 GB | 1024 GB |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | MSI - Stealth 14 AI Studio | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| Batteryⓘ | 72 Wh | 75 Whlead |
| Claimed battery life | 10 h | 16 hlead |
| USB-C portsⓘ | 1 | 2lead |
| Thunderbolt portsⓘ | 2lead | 0 |
| HDMI | true | true |
Frequently asked
Which has better battery life, Stealth 14 AI Studio or Vivobook S 14 OLED (2025)?+
Vivobook S 14 OLED (2025) claims up to 16 hours — 10h vs 16h.
Which is lighter, Stealth 14 AI Studio or Vivobook S 14 OLED (2025)?+
Vivobook S 14 OLED (2025) is lighter at 1.3 kg vs 1.7 kg.
Which has more RAM, Stealth 14 AI Studio or Vivobook S 14 OLED (2025)?+
Stealth 14 AI Studio offers 32GB of RAM.
Which has an OLED display, Stealth 14 AI Studio or Vivobook S 14 OLED (2025)?+
Both have OLED displays.