ASUS ROG Strix Scar 18 (2025) vs HP ZBook Ultra G3a (2026)
68.2Performance94.7
78.4Display38.4
42.9Battery94.7
20Portability59.3
4 spec wins — ASUS ROG Strix Scar 18 (2025)4 spec wins — HP ZBook Ultra G3a (2026)
InnoReviews verdict
HP ZBook Ultra G3a (2026) wins this laptop face-off, 74.2 to 56.5, pulling ahead mainly in battery (+52) and portability (+39). ASUS ROG Strix Scar 18 (2025) still makes sense if its price or standout specs fit your needs better.
Which would you pick?
Key differences
Reasons to pick the ASUS ROG Strix Scar 18 (2025)
- Stronger display score: 78 vs 38
- 140% higher Peak brightness: 1,200 nits vs 500 nits
- 111% higher charging: 380 W vs 180 W
- 100% higher Refresh rate: 240 Hz vs 120 Hz
- 13% higher Screen size: 18 ″ vs 16 ″
Reasons to pick the HP ZBook Ultra G3a (2026)
- Stronger performance score: 95 vs 68
- Stronger battery score: 95 vs 43
- Stronger portability score: 59 vs 20
- 500% higher RAM: 192 GB vs 32 GB
- 44% lower thickness: 17.9 mm vs 32 mm
Display
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Screen size | 18 ″+13% | 16 ″ |
| Panel type | Mini-LED (ROG Nebula HDR) | OLED |
| Resolution | 2560x1600 | 2880x1800 |
| Refresh rate | 240 Hz+100% | 120 Hz |
| Peak brightness | 1,200 nits+140% | 500 nits |
Performance
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Processor | Intel Core Ultra 9 275HX | AMD Ryzen AI Max+ PRO 495 |
| Graphics | NVIDIA GeForce RTX 5090 Laptop | AMD Radeon 8065S (integrated) |
| RAM | 32 GB | 192 GB+500% |
| RAM type | DDR5-5600 (2x SO-DIMM) | LPDDR5X-8533 (unified, soldered) |
| Storage | 2,048 GB | 2,048 GB |
| Storage type | PCIe 4.0 NVMe SSD (2 slots) | PCIe 5.0 NVMe SSD |
Benchmarks
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Geekbench 6 (single) | 3,100Top 17% | — |
| Geekbench 6 (multi) | 21,000Top 6% | — |
Battery
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Capacity | 90 Wh | 96 Wh+7% |
| Web browsing endurance | 5 h | — |
| Charging | 380 W+111% | 180 W |
Design
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Weight | 3.3 kg | 1.9 kg+42% |
| Thickness | 32 mm | 17.9 mm+44% |
| Material | Aluminum lid + polycarbonate | Aluminum (Eclipse Gray) |
Connectivity
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Ports | Thunderbolt 5, USB-C 3.2 (DP, 100W PD), 3x USB-A 3.2, HDMI 2.1, 2.5G Ethernet, 3.5mm | 2x Thunderbolt 4, USB-C 10Gbps, USB-A, HDMI 2.1, microSD, nano-SIM (5G option), 3.5mm audio, security lock |
| Wi-Fi | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 5.4 | 6.0 |
| Webcam | 1080p + IR | 5MP IR + Windows Hello |
| Biometrics | IR face (Windows Hello) | IR camera face unlock (Windows Hello) |
Software
| Spec | ASUS ROG Strix Scar 18 (2025) | HP ZBook Ultra G3a (2026) |
|---|---|---|
| Operating system | Windows 11 | Windows 11 Pro |
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