ASUS ROG Zephyrus G16 (2025) GU605 vs HP OmniBook Ultra 16 (RTX Spark)
58.3Performancespec-based62.7
92.6Graphics—
55.5Displayspec-based58
86.7Batteryspec-based98.7
58.5Portabilityspec-based52.6
4 spec wins — ASUS ROG Zephyrus G16 (2025) GU6053 spec wins — HP OmniBook Ultra 16 (RTX Spark)
InnoReviews verdict
This one is close to a dead heat: ASUS ROG Zephyrus G16 (2025) GU605 scores 67.6 against 67.6 for HP OmniBook Ultra 16 (RTX Spark). Pick by the categories that matter to you, or by price.
Which would you pick?
Key differences
Reasons to pick the ASUS ROG Zephyrus G16 (2025) GU605
- 100% higher Refresh rate: 240 Hz vs 120 Hz
- 100% higher storage: 2,048 GB vs 1,024 GB
- 71% higher charging: 240 W vs 140 W
- 12% lower weight: 1.95 kg vs 2.22 kg
- Lower launch price: $2,800 vs $3,200
Reasons to pick the HP OmniBook Ultra 16 (RTX Spark)
- 120% higher Peak brightness: 1,100 nits vs 500 nits
- 10% higher capacity: 99 Wh vs 90 Wh
- 10% lower thickness: 15.7 mm vs 17.4 mm
Display
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Screen size | 16 ″ | 16 ″ |
| Panel type | OLED (ROG Nebula, G-Sync) | OLED (touchscreen) |
| Resolution | 2560x1600 | 2880x1800 |
| Refresh rate | 240 Hz+100% | 120 Hz |
| Peak brightness | 500 nits | 1,100 nits+120% |
Performance
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Processor | Intel Core Ultra 9 285H | NVIDIA RTX Spark N1X (18-core) |
| Graphics | NVIDIA GeForce RTX 5070 Ti Laptop | NVIDIA Blackwell RTX GPU (integrated, 5120 CUDA cores) |
| RAM | 32 GB | 32 GB |
| RAM type | LPDDR5X-7467 (soldered) | LPDDR5x (9400 MT/s, unified) |
| Storage | 2,048 GB+100% | 1,024 GB |
| Storage type | PCIe 4.0 NVMe SSD (2 slots) | PCIe Gen5 NVMe SSD |
Benchmarks
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Geekbench 6 (single) | 2,885Top 37% | — |
| Geekbench 6 (multi) | 16,183Top 31% | — |
| 3DMark Time Spy Graphics (GPU) | 17,434Top 21% | — |
Battery
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Capacity | 90 Wh | 99 Wh+10% |
| Charging | 240 W+71% | 140 W |
Design
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Weight | 1.95 kg+12% | 2.22 kg |
| Thickness | 17.4 mm | 15.7 mm+10% |
| Material | CNC-machined aluminum alloy | At least 50% recycled metal |
Connectivity
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Ports | Thunderbolt 4, USB 3.2 Gen 2 Type-C (DisplayPort, power delivery), 2x USB 3.2 Gen 2 Type-A, HDMI 2.1, SD card reader (UHS-II), 3.5mm combo audio | 2x USB4 Type-C (40Gbps, DisplayPort 2.1, Power Delivery), 2x USB Type-A (10Gbps), HDMI 2.1, microSD card reader, 3.5mm headphone/microphone combo |
| Wi-Fi | Wi-Fi 7 (802.11be) | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| Webcam | 1080p FHD with IR | 5MP IR webcam |
| Biometrics | IR face (Windows Hello) | — |
Software
| Spec | ASUS ROG Zephyrus G16 (2025) GU605 | HP OmniBook Ultra 16 (RTX Spark) |
|---|---|---|
| Operating system | Windows 11 | Windows 11 Home |
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