ASUS Zenbook DUO (2024) UX8406 vs Razer Blade 18 (2025)
43.3Performance65.6
38.4Display55.5
66.7Battery98.7
64.1Portability20
2 spec wins — ASUS Zenbook DUO (2024) UX84067 spec wins — Razer Blade 18 (2025)
InnoReviews verdict
Razer Blade 18 (2025) wins this laptop face-off, 62.2 to 51, pulling ahead mainly in battery (+32) and performance (+22). ASUS Zenbook DUO (2024) UX8406 still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the ASUS Zenbook DUO (2024) UX8406
- Stronger portability score: 64 vs 20
- 47% lower weight: 1.65 kg vs 3.1 kg
- 29% lower thickness: 19.9 mm vs 27.9 mm
- Lower launch price: $1,500 vs $3,500
Reasons to pick the Razer Blade 18 (2025)
- Stronger performance score: 66 vs 43
- Stronger display score: 56 vs 38
- Stronger battery score: 99 vs 67
- 515% higher charging: 400 W vs 65 W
- 100% higher Refresh rate: 240 Hz vs 120 Hz
Display
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Screen size | 14 ″ | 18 ″+29% |
| Panel type | OLED (dual touchscreens) | IPS |
| Resolution | 2880x1800 | 3840x2400 |
| Refresh rate | 120 Hz | 240 Hz+100% |
| Peak brightness | 500 nits | 500 nits |
Performance
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Processor | Intel Core Ultra 7 155H | Intel Core Ultra 9 275HX |
| Graphics | Intel Arc Graphics | NVIDIA GeForce RTX 5070 Ti Laptop |
| RAM | 16 GB | 32 GB+100% |
| RAM type | LPDDR5X (soldered) | DDR5-5600 SO-DIMM (2 slots) |
| Storage | 1,024 GB | 1,024 GB |
| Storage type | PCIe 4.0 NVMe SSD (M.2 2280) | PCIe 4.0 NVMe SSD (2 slots) |
Benchmarks
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Geekbench 6 (single) | 2,475Bottom 33% | 3,127+26%Top 15% |
| Geekbench 6 (multi) | 12,867Bottom 44% | 20,220+57%Top 11% |
Battery
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Capacity | 75 Wh | 99 Wh+32% |
| Charging | 65 W | 400 W+515% |
Design
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Weight | 1.65 kg+47% | 3.1 kg |
| Thickness | 19.9 mm+29% | 27.9 mm |
| Material | Magnesium-aluminum alloy | CNC aluminum (recycled) |
Connectivity
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Ports | 2x Thunderbolt 4, 1x USB 3.2 Gen 1 Type-A, HDMI 2.1, 3.5mm combo audio | 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 (802.11ax) | Wi-Fi 7 |
| Bluetooth | 5.2 | 5.4 |
| Webcam | 1080p FHD with IR | 5MP + IR |
| Biometrics | IR face (Windows Hello) | IR face (Windows Hello) |
Software
| Spec | ASUS Zenbook DUO (2024) UX8406 | Razer Blade 18 (2025) |
|---|---|---|
| Operating system | Windows 11 | Windows 11 |
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