Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) vs Lenovo Legion Pro 7i Gen 9
44Performance61.6
23.3Display55.5
33.3Battery48.5
67.3Portability26
2 spec wins — Lenovo IdeaPad Slim 3i Gen 10 (15IRH10)7 spec wins — Lenovo Legion Pro 7i Gen 9
InnoReviews verdict
Lenovo Legion Pro 7i Gen 9 wins this laptop face-off, 50.8 to 40.7, pulling ahead mainly in display (+32) and performance (+18). Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) 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 Gen 10 (15IRH10)
- Stronger portability score: 67 vs 26
- 39% lower weight: 1.59 kg vs 2.62 kg
- 29% lower thickness: 18.9 mm vs 26.6 mm
Reasons to pick the Lenovo Legion Pro 7i Gen 9
- Stronger performance score: 62 vs 44
- Stronger display score: 56 vs 23
- Stronger battery score: 49 vs 33
- 408% higher charging: 330 W vs 65 W
- 300% higher Refresh rate: 240 Hz vs 60 Hz
Display
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Screen size | 15.3 ″ | 16 ″+5% |
| Panel type | IPS (anti-glare, non-touch) | IPS (Legion PureSight) |
| Resolution | 1920x1200 | 2560x1600 |
| Refresh rate | 60 Hz | 240 Hz+300% |
| Peak brightness | 300 nits | 500 nits+67% |
Performance
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Processor | Intel Core i5-13420H | Intel Core i9-14900HX |
| Graphics | Intel UHD Graphics (integrated) | NVIDIA GeForce RTX 4080 Laptop |
| RAM | 16 GB | 32 GB+100% |
| RAM type | DDR5-4800 (soldered + 1x SODIMM slot) | DDR5-5600 (2x SO-DIMM) |
| Storage | 512 GB | 1,024 GB+100% |
| Storage type | PCIe 4.0 NVMe SSD (2x M.2 2242 slots) | PCIe 4.0 NVMe SSD (2 slots) |
Benchmarks
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Geekbench 6 (single) | — | 2,980Top 25% |
| Geekbench 6 (multi) | — | 18,600Top 18% |
Battery
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Capacity | 50 Wh | 100 Wh+100% |
| Web browsing endurance | — | 5.5 h |
| Charging | 65 W | 330 W+408% |
Design
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Weight | 1.59 kg+39% | 2.62 kg |
| Thickness | 18.9 mm+29% | 26.6 mm |
| Material | Aluminum or PC-ABS (top), PC-ABS (bottom) | Aluminum |
Connectivity
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Ports | 2x USB-A 5Gbps, 1x USB-C 5Gbps (PD 45-65W, DP 1.2), HDMI 1.4, SD card reader, 3.5mm combo jack, round-tip power connector | 2x USB-C (Thunderbolt 4 + USB 3.2, 140W PD), 4x USB-A 3.2, HDMI 2.1, RJ-45 2.5G, 3.5mm |
| Wi-Fi | Wi-Fi 6 or Wi-Fi 7 (by configuration) | Wi-Fi 7 |
| Bluetooth | 5.2 or 5.4 (by configuration) | 5.4 |
| Webcam | HD 720p or FHD 1080p with privacy shutter (IR on some configurations) | 1080p with e-shutter |
| Biometrics | Optional IR camera for Windows Hello; no fingerprint reader | — |
Software
| Spec | Lenovo IdeaPad Slim 3i Gen 10 (15IRH10) | Lenovo Legion Pro 7i Gen 9 |
|---|---|---|
| Operating system | Windows 11 (Home or Pro) | Windows 11 |
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