Lenovo IdeaPad Slim 3 15 vs Dell Inspiron 15
Two real options compared across every dimension that matters — specs, scores, price, and ownership trade-offs.
Last updated 2026-03-26
| Lenovo IdeaPad Slim 3 15 | Dell Inspiron 15 | |
|---|---|---|
| Price | £367.00 | £544.00 |
| Screen | 15.6" IPS 60Hz | 15.6" IPS 60Hz |
| CPU | AMD Ryzen 5 7520U | Intel Core i5-1235U |
| RAM / Storage | 8 GB / 512 GB | 8 GB / 512 GB |
| Battery | 47 Wh · ~9hr | 54 Wh · ~9hr |
| Weight | 1.63 kg | 1.72 kg |
Dimension-by-dimension verdict
- Camera: effectively tied (5.0 vs 5.2).
- Battery: Lenovo IdeaPad Slim 3 15 leads by 0.8 points.
- Performance: Dell Inspiron 15 leads by 0.4 points.
- Design: effectively tied (6.7 vs 6.8).
- Longevity: effectively tied (7.0 vs 7.2).
- Value: Lenovo IdeaPad Slim 3 15 leads by 1.4 points.
Bottom line
Lenovo IdeaPad Slim 3 15 leads in 2 of 6 dimensions. Choose it unless Dell Inspiron 15's strengths matter more to your use case.