Lenovo IdeaPad Slim 3i 15 vs LG Gram 17 (2025)
44Performance41.5
23.3Display24.9
29.3Battery79.8
67.7Portability76
0 spec wins — Lenovo IdeaPad Slim 3i 156 spec wins — LG Gram 17 (2025)
InnoReviews verdict
LG Gram 17 (2025) wins this laptop face-off, 52 to 39.9, pulling ahead mainly in battery (+51) and portability (+8). Lenovo IdeaPad Slim 3i 15 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the Lenovo IdeaPad Slim 3i 15
- Lower launch price: $549 vs $1,699
Reasons to pick the LG Gram 17 (2025)
- Stronger battery score: 80 vs 29
- Stronger portability score: 76 vs 68
- 100% higher storage: 1,024 GB vs 512 GB
- 64% higher capacity: 77 Wh vs 47 Wh
- 17% higher Peak brightness: 350 nits vs 300 nits
Display
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Screen size | 15.6 ″ | 17 ″+9% |
| Panel type | IPS | IPS |
| Resolution | 1920x1080 | 2560x1600 |
| Refresh rate | 60 Hz | 60 Hz |
| Peak brightness | 300 nits | 350 nits+17% |
Performance
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Processor | Intel Core i5-1335U | Intel Core Ultra 7 256V |
| Graphics | Intel Iris Xe Graphics | Intel Arc Graphics 140V |
| RAM | 16 GB | 16 GB |
| RAM type | LPDDR5 | LPDDR5X-8533 (on-package) |
| Storage | 512 GB | 1,024 GB+100% |
| Storage type | NVMe SSD | PCIe 4.0 NVMe SSD |
Benchmarks
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Geekbench 6 (single) | — | 2,640Top 49% |
| Geekbench 6 (multi) | — | 10,700Top 98% |
Battery
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Capacity | 47 Wh | 77 Wh+64% |
| Web browsing endurance | — | 16 h |
| Charging | 65 W | 65 W |
Design
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Weight | 1.62 kg | 1.35 kg+17% |
| Thickness | 17.9 mm | 17.8 mm+1% |
| Material | Polycarbonate | Magnesium alloy |
Connectivity
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Ports | 1x USB-C 3.2 Gen 1, 2x USB-A 3.2 Gen 1, 1x HDMI 1.4, 1x SD card reader, 1x 3.5mm combo audio | 2x Thunderbolt 4, 2x USB-A, HDMI, microSD, 3.5mm |
| Wi-Fi | Wi-Fi 6 | Wi-Fi 7 |
| Bluetooth | 5.1 | 5.4 |
| Webcam | 1080p | 1080p |
| Biometrics | Fingerprint reader | Fingerprint reader |
Software
| Spec | Lenovo IdeaPad Slim 3i 15 | LG Gram 17 (2025) |
|---|---|---|
| Operating system | Windows 11 Home | Windows 11 |
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