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Head-to-head

MSI - Stealth 14 AI Studio vs ASUS - Vivobook S 14 OLED (2025)

Last updated · How Mars Score works
Stealth 14 AI StudioMSIILLUSTRATION
Probe A
MSI
Stealth 14 AI Studio
68.8/ 100B
Performance65· 35%
Battery & Ports74· 27%
Design75· 20%
Display61· 18%
Vivobook S 14 OLED (2025)ASUSILLUSTRATION
Probe B
ASUS
Vivobook S 14 OLED (2025)
68.1/ 100B
Performance54· 35%
Battery & Ports76· 27%
Design85· 20%
Display61· 18%
The fork

Where they actually differ

The most decisive specs, ranked by how much they matter — before the full spec table.

SpecMSI - Stealth 14 AI StudioASUS - Vivobook S 14 OLED (2025)
RAM32 GB16 GB
CPU cores1610
Claimed battery life10 h16 h
Battery72 Wh75 Wh
Thunderbolt ports20
Weight1.7 kg1.3 kg
Quick verdict

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.

Buying advice

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.

Decision guide

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.
Full readout

Spec comparison

Design

SpecMSI - Stealth 14 AI StudioASUS - Vivobook S 14 OLED (2025)
Weight1.7 kg1.3 kglead
Thickness19 mm13.9 mmlead
Build materialaluminumaluminum
Backlit keyboardtruetrue
Fingerprint readertruetrue

Display

SpecMSI - Stealth 14 AI StudioASUS - Vivobook S 14 OLED (2025)
Screen size14 "14 "
Refresh rate120 Hz120 Hz
Panel typeOLEDOLED

Performance

SpecMSI - Stealth 14 AI StudioASUS - Vivobook S 14 OLED (2025)
CPUIntel Core Ultra 9 185HAMD Ryzen AI 9 365
CPU cores16lead10
GPUNVIDIA GeForce RTX 4070 (Laptop)AMD Radeon 880M
RAM32 GBlead16 GB
Storage1024 GB1024 GB
Storage typeSSDSSD

Battery & Ports

SpecMSI - Stealth 14 AI StudioASUS - Vivobook S 14 OLED (2025)
Battery72 Wh75 Whlead
Claimed battery life10 h16 hlead
USB-C ports12lead
Thunderbolt ports2lead0
HDMItruetrue
Reader questions

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.

Drill down

Spec-level deep dives

By manufacturer

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