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MSI - Stealth 14 AI Studio vs Lenovo - Yoga Slim 9i (Aura Edition)

Last updated · How Mars Score works
Stealth 14 AI StudioMSIRENDER
Probe A
MSI
Stealth 14 AI Studio
67.3/ 100C
Performance65· 35%
Battery & Ports74· 27%
Design· 20%
Display61· 18%
Yoga Slim 9i (Aura Edition)LENOVORENDER
Probe B
Lenovo
Yoga Slim 9i (Aura Edition)
65.0/ 100C
Performance58· 35%
Battery & Ports76· 27%
Design· 20%
Display61· 18%
Quick verdict

Between the Stealth 14 AI Studio and Yoga Slim 9i (Aura Edition), the Stealth 14 AI Studio comes out ahead in cpu cores, while the Yoga Slim 9i (Aura Edition) wins on claimed battery life and battery. Overall, the Stealth 14 AI Studio scores 67.3 and the Yoga Slim 9i (Aura Edition) scores 65 on our Mars Score.

Buying advice

Which should you buy?

These two are nearly even on the Mars Score (67.3 vs 65). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.

Pick the Stealth 14 AI Studio if you care most about cpu cores. The biggest gaps in its favor are cpu cores.

Pick the Yoga Slim 9i (Aura Edition) 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.

Both ship with comparable ram, storage, screen size, so those specs don't 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 tells you both are well-rounded; the differences are about trade-offs, not quality.

Why MSI - Stealth 14 AI Studio wins

  • CPU cores — 100.00% more. 16 vs 8.

Why Lenovo - Yoga Slim 9i (Aura Edition) wins

  • Claimed battery life — 80.00% more. 18 h vs 10 h.
  • Battery — 4.17% more. 75 Wh vs 72 Wh.
  • Weight — 0.35 kg less. 1.35 vs 1.7.
Full readout

Spec comparison

Design

SpecMSI - Stealth 14 AI StudioLenovo - Yoga Slim 9i (Aura Edition)
Weight1.7 kg1.35 kglead
Thickness19 mm12.9 mmlead
Build materialaluminumaluminum
Backlit keyboardtruetrue
Fingerprint readertruetrue

Display

SpecMSI - Stealth 14 AI StudioLenovo - Yoga Slim 9i (Aura Edition)
Screen size14 "14 "
Refresh rate120 Hz120 Hz
Panel typeOLEDOLED

Performance

SpecMSI - Stealth 14 AI StudioLenovo - Yoga Slim 9i (Aura Edition)
CPUIntel Core Ultra 9 185HIntel Core Ultra 7 258V
CPU cores16lead8
GPUNVIDIA GeForce RTX 4070 (Laptop)Intel Arc 140V
RAM32 GB32 GB
Storage1024 GB1024 GB
Storage typeSSDSSD

Battery & Ports

SpecMSI - Stealth 14 AI StudioLenovo - Yoga Slim 9i (Aura Edition)
Battery72 Wh75 Whlead
Claimed battery life10 h18 hlead
USB-C ports12lead
Thunderbolt ports22
HDMItrueleadfalse
Reader questions

Frequently asked

Which has better battery life, Stealth 14 AI Studio or Yoga Slim 9i (Aura Edition)?+

Yoga Slim 9i (Aura Edition) claims up to 18 hours — 10h vs 18h.

Which is lighter, Stealth 14 AI Studio or Yoga Slim 9i (Aura Edition)?+

Yoga Slim 9i (Aura Edition) is lighter at 1.35 kg vs 1.7 kg.

Which has an OLED display, Stealth 14 AI Studio or Yoga Slim 9i (Aura Edition)?+

Both have OLED displays.

Drill down

Spec-level deep dives

By manufacturer

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