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Pick 2–4 products of the same type. The verdict is built from their actual numbers, not written in advance — and the link carries your picks.
Comparing 2 of 4
Acer Chromebook Plus 515 · 399 €Lenovo IdeaPad Slim 3i 15 · 449 €
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The value of a comparison is the differences.
| What matters | Acer Chromebook Plus 515AcerMedium confidence | Lenovo IdeaPad Slim 3i 15LenovoMedium confidence |
|---|---|---|
| Worth Score | 5.9 | 6.2 (best in this comparison) |
| Best price | 399,00 € (best in this comparison) | 449,00 € |
| Confidence | Medium | Medium |
| Price fairness | 8.8 (best in this comparison) | 8.6 |
| Build quality | 5.4 (best in this comparison) | 5.0 |
| Performance | 5.2 | 5.6 (best in this comparison) |
| Longevity | 5.0 | 5.4 (best in this comparison) |
| Repairability | 4.6 | 6.8 (best in this comparison) |
| Support & warranty | 5.8 | 6.0 (best in this comparison) |
| CPU | Intel Core i3-1215U | Intel Core i5-1235U |
| RAM | 8 GB LPDDR4x, soldered | 8 GB DDR4, one slot free |
| Storage | 128 GB eMMC | 512 GB NVMe, replaceable |
| Screen | 15.6" 1920×1080 IPS, 60 Hz, 250 nits | 15.6" 1920×1080 TN, 60 Hz, 250 nits |
| Battery | 9 h light use | 7 h mixed use |
| Upgradeable | Nothing | RAM and SSD |
| Best for | Web, email and documents · A first machine for a student · Somewhere it might get stolen | Documents, browsing and video calls · A spare machine · Adding your own RAM and SSD later |
| Avoid if | You need Windows or macOS software · You edit photos or video | You want it to feel nice · You do anything sustained |
| Main drawback | ChromeOS auto-update expiry ends security patches on a fixed date | Plastic chassis flexes under the palm rest |
Verdict
Take the Acer Chromebook Plus 515 unless you need repairability.
The Lenovo IdeaPad Slim 3i 15 scores highest at 6.2, but it costs 50,00 € more than the Acer Chromebook Plus 515, which scores 5.9. That premium buys you repairability — 2.2 points of it. Worth it if documents, browsing and video calls describes you; otherwise it is money you keep. Watch out for chromeOS auto-update expiry ends security patches on a fixed date on the Acer Chromebook Plus 515.
Best overallLenovo IdeaPad Slim 3i 15 — Highest Worth Score here at 6.2, 0.3 ahead of the Acer Chromebook Plus 515. Best for documents, browsing and video calls.
Best valueAcer Chromebook Plus 515 — 50,00 € cheaper than the Lenovo IdeaPad Slim 3i 15 and only 0.3 behind on Worth Score. You give up repairability.
Prototype data — prices and retailer stock are a fixed demo snapshot from 28 July 2026, not a live feed.