MSI - Titan 18 HX AI vs ASUS - Vivobook S 14 OLED (2025)
Between the Titan 18 HX AI and Vivobook S 14 OLED (2025), the Titan 18 HX AI comes out ahead in ram / storage, while the Vivobook S 14 OLED (2025) wins on claimed battery life / weight. Overall, the Titan 18 HX AI scores 91.2 and the Vivobook S 14 OLED (2025) scores 63.6 on our Mars Score.
Which should you buy?
The Titan 18 HX AI is the clear pick on raw spec strength, leading by 27.6 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Titan 18 HX AI 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, storage, cpu cores, among others.
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, weight.
Both ship with comparable refresh rate, backlit keyboard, so those specs do not separate the two — focus on the differences below.
Bottom line: the Titan 18 HX AI is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why MSI - Titan 18 HX AI wins
- ▲RAM — 300.00% more. 64 GB vs 16 GB.
- ▲Storage — 300.00% more. 4096 GB vs 1024 GB.
- ▲CPU cores — 140.00% more. 24 vs 10.
- ▲Battery — 33.32% more. 99.99 Wh vs 75 Wh.
- ▲Screen size — 28.57% more. 18 " vs 14 ".
- ▲Thunderbolt ports — 2.00 more. 2 vs 0.
- ▲Panel type: Mini-LED (vs OLED).
Why ASUS - Vivobook S 14 OLED (2025) wins
- ▲Claimed battery life — 220.00% more. 16 h vs 5 h.
- ▲Weight — 2.30 kg less. 1.3 vs 3.6.
Spec comparison
Design
| Spec | MSI - Titan 18 HX AI | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| Weight | 3.6 kg | 1.3 kglead |
| Thickness | 23.95 mm | 13.9 mmlead |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | MSI - Titan 18 HX AI | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| Screen sizeⓘ | 18 "lead | 14 " |
| Refresh rateⓘ | 120 Hz | 120 Hz |
| Panel typeⓘ | Mini-LEDlead | OLED |
Performance
| Spec | MSI - Titan 18 HX AI | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| CPU | Intel Core Ultra 9 285HX | AMD Ryzen AI 9 365 |
| CPU cores | 24lead | 10 |
| GPUⓘ | NVIDIA RTX 5090 Laptop | AMD Radeon 880M |
| RAMⓘ | 64 GBlead | 16 GB |
| Storageⓘ | 4096 GBlead | 1024 GB |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | MSI - Titan 18 HX AI | ASUS - Vivobook S 14 OLED (2025) |
|---|---|---|
| Batteryⓘ | 99.99 Whlead | 75 Wh |
| Claimed battery life | 5 h | 16 hlead |
| USB-C ports | 2 | 2 |
| Thunderbolt portsⓘ | 2lead | 0 |
| HDMI | true | true |
Frequently asked
Which has better battery life, Titan 18 HX AI or Vivobook S 14 OLED (2025)?+
Vivobook S 14 OLED (2025) claims up to 16 hours — 5h vs 16h.
Which is lighter, Titan 18 HX AI or Vivobook S 14 OLED (2025)?+
Vivobook S 14 OLED (2025) is lighter at 1.3 kg vs 3.6 kg.
Which has more RAM, Titan 18 HX AI or Vivobook S 14 OLED (2025)?+
Titan 18 HX AI offers 64GB of RAM.
Which has an OLED display, Titan 18 HX AI or Vivobook S 14 OLED (2025)?+
Vivobook S 14 OLED (2025) has an OLED display; Titan 18 HX AI uses Mini-LED.
Spec-level deep dives
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