Lenovo IdeaPad Slim 5 14 (2024) vs Razer Blade 18 (2025)
42.1Performance65.6
26.5Display55.5
49.3Battery98.7
73.9Portability20
2 spec wins — Lenovo IdeaPad Slim 5 14 (2024)9 spec wins — Razer Blade 18 (2025)
InnoReviews verdict
Razer Blade 18 (2025) wins this laptop face-off, 62.2 to 45.5, pulling ahead mainly in battery (+49) and display (+29). Lenovo IdeaPad Slim 5 14 (2024) 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 5 14 (2024)
- Stronger portability score: 74 vs 20
- 53% lower weight: 1.46 kg vs 3.1 kg
- 40% lower thickness: 16.9 mm vs 27.9 mm
- Lower launch price: $799 vs $3,500
Reasons to pick the Razer Blade 18 (2025)
- Stronger performance score: 66 vs 42
- Stronger display score: 56 vs 27
- Stronger battery score: 99 vs 49
- 515% higher charging: 400 W vs 65 W
- 300% higher Refresh rate: 240 Hz vs 60 Hz
Display
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Screen size | 14 ″ | 18 ″+29% |
| Panel type | OLED | IPS |
| Resolution | 1920x1200 | 3840x2400 |
| Refresh rate | 60 Hz | 240 Hz+300% |
| Peak brightness | 400 nits | 500 nits+25% |
Performance
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Processor | AMD Ryzen 7 8845HS | Intel Core Ultra 9 275HX |
| Graphics | AMD Radeon 780M (integrated) | NVIDIA GeForce RTX 5070 Ti Laptop |
| RAM | 16 GB | 32 GB+100% |
| RAM type | LPDDR5X-6400 (soldered) | DDR5-5600 SO-DIMM (2 slots) |
| Storage | 512 GB | 1,024 GB+100% |
| Storage type | PCIe 4.0 NVMe SSD | PCIe 4.0 NVMe SSD (2 slots) |
Benchmarks
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Geekbench 6 (single) | 2,600Bottom 41% | 3,127+20%Top 15% |
| Geekbench 6 (multi) | 12,300Bottom 31% | 20,220+64%Top 11% |
Battery
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Capacity | 57 Wh | 99 Wh+74% |
| Web browsing endurance | 10 h | — |
| Charging | 65 W | 400 W+515% |
Design
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Weight | 1.46 kg+53% | 3.1 kg |
| Thickness | 16.9 mm+40% | 27.9 mm |
| Material | Aluminum top, composite base | CNC aluminum (recycled) |
Connectivity
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Ports | 1x USB4 Type-C, 1x USB-C 3.2 Gen 2 (PD), 2x USB-A 3.2, HDMI 1.4b, microSD, 3.5mm | 1x Thunderbolt 5, 1x Thunderbolt 4, 3x USB-A 3.2 Gen 2, HDMI 2.1, 2.5G Ethernet, SD (UHS-II), 3.5mm |
| Wi-Fi | Wi-Fi 6E | Wi-Fi 7 |
| Bluetooth | 5.3 | 5.4 |
| Webcam | 1080p with privacy shutter | 5MP + IR |
| Biometrics | Fingerprint reader | IR face (Windows Hello) |
Software
| Spec | Lenovo IdeaPad Slim 5 14 (2024) | Razer Blade 18 (2025) |
|---|---|---|
| Operating system | Windows 11 | Windows 11 |
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