Asus ROG Zephyrus G14 GU405 RTX 5070 (2026) vs Asus ROG Zephyrus G16 GU605 RTX 5090 (2025)
What ROG Zephyrus G14 GU405 RTX 5070 (2026) does better (6) and where ROG Zephyrus G16 GU605 RTX 5090 (2025) wins (14) — every spec side by side.
vs
8.3Graphics9.5
8.9Overall performance9.4
8.7Display9.5
3.0Memory & storage5.0
6.7Battery & portability9.0
8.2Features & cooling9.0
Dimensions
Size comparison
ROG Zephyrus G14 GU405 RTX 5070 (2026)ROG Zephyrus G16 GU605 RTX 5090 (2025)
| ROG Zephyrus G14 GU405 RTX 5070 (2026) | ROG Zephyrus G16 GU605 RTX 5090 (2025) | Difference | |
|---|---|---|---|
| Depth | 220 mm | 246 mm | −26 mm |
| Width | 311 mm | 354 mm | −43 mm |
| Thickness | 18 mm | 17 mm | +1 mm |
| Weight | 1.6 kg | 2 kg | −0.4 kg |
Drawn to the same scale from the official dimensions (front and side).
Why is ROG Zephyrus G14 GU405 RTX 5070 (2026) better than ROG Zephyrus G16 GU605 RTX 5090 (2025)?
- Resolution class3K (1800p/2000p) vs QHD (1440p/1600p)
- Weight1.58 kg vs 1.95 kg+23%
- Pixel density243 ppi vs 189 ppi+29%
- Fan noise (max. load)55.5 dB vs 68 dB+23%
- RAM speed8,533 MHz vs 7,467 MHz+14%
- Bluetooth6 vs 5.4+11%
Why is ROG Zephyrus G16 GU605 RTX 5090 (2025) better than ROG Zephyrus G14 GU405 RTX 5070 (2026)?
- Refresh rate120 Hz vs 240 Hz2×
- 3DMark Steel Nomad Light13,404 vs 24,671+84%
- Video memory8 GB vs 24 GB3×
- GPU shader cores4,608 vs 10,4962.3×
- Battery capacity73 Wh vs 90 Wh+23%
- SSD (up to)1,000 GB vs 2,000 GB2×
- GPU compute (FP32)26.2 TFLOPS vs 37.9 TFLOPS+45%
- GPU power (TGP)115 W vs 120 W+4%
- SSD (base)1,000 GB vs 2,000 GB2×
- M.2 SSD slots1 vs 22×
- Vapor chamber coolingNo · ROG Zephyrus G14 GU405 RTX 5070 (2026): Yes
- Thickness18 mm vs 17 mm+6%
Specifications
Side by side
| Graphics | ||
| Graphics card | GeForce RTX 5070 Laptop | GeForce RTX 5090 Laptop |
| GPU maker | NVIDIA | NVIDIA |
| GPU power (TGP) | 115 W | 120 W |
| Video memory | 8 GB | 24 GB |
| Video memory type | GDDR7 | GDDR7 |
| GPU shader cores | 4,608 | 10,496 |
| GPU compute (FP32) | 26.2 TFLOPS | 37.9 TFLOPS |
| 3DMark Steel Nomad Light | 13,404 | 24,671 |
| Processor | ||
| Processor | Core Ultra 9 386H | Core Ultra 9 285H |
| CPU maker | Intel | Intel |
| CPU cores | 16 | 16 |
| CPU threads | 16 | — |
| Max CPU clock | 4.9 GHz | 5.4 GHz |
| Processor options | Core Ultra 9 386H | Core i7-14650HX, Core Ultra 9 285H |
| Geekbench 6 multi-core | 16,499 | — |
| Geekbench 6 single-core | 2,763 | — |
| Cinebench 2024 multi-core | 1,230 | — |
| Display | ||
| Screen size | 14″ | 16″ |
| Resolution | 2880 × 1800 | 2560 × 1600 |
| Resolution class | 3K (1800p/2000p) | QHD (1440p/1600p) |
| Refresh rate | 120 Hz | 240 Hz |
| Panel type | OLED | OLED |
| Brightness | 500 nits | 500 nits |
| sRGB coverage | 100% | 100% |
| Response time | 1 ms | 1 ms |
| DCI-P3 coverage | 100% | 100% |
| Pixel density | 243 ppi | 189 ppi |
| Aspect ratio | 16:10 | 16:10 |
| G-Sync / FreeSync | Yes | Yes |
| Advanced Optimus | No | No |
| MUX switch | Yes | Yes |
| HDR | Yes | Yes |
| Touchscreen | No | No |
| Memory & storage | ||
| RAM (up to) | 32 GB | 32 GB |
| RAM (base) | 32 GB | 32 GB |
| RAM type | LPDDR5X | LPDDR5X |
| RAM speed | 8,533 MHz | 7,467 MHz |
| Upgradable RAM | No | No |
| SSD (up to) | 1,000 GB | 2,000 GB |
| SSD (base) | 1,000 GB | 2,000 GB |
| M.2 SSD slots | 1 | 2 |
| SSD interface | PCIe 4.0 x4 | PCIe 4.0 x4 |
| Battery & power | ||
| Battery capacity | 73 Wh | 90 Wh |
| Power adapter | 250 W | 240 W |
| USB-C charging (Power Delivery) | Yes | Yes |
| USB-C charging power | 100 W | — |
| Design & cooling | ||
| Weight | 1.58 kg | 1.95 kg |
| Thickness | 18 mm | 17 mm |
| Width | 311 mm | 354 mm |
| Depth | 220 mm | 246 mm |
| Body material | Aluminium | Aluminium |
| Colours | Grey | Grey |
| Cooling fans | 3 | 3 |
| Vapor chamber cooling | No | Yes |
| Liquid metal (CPU) | Yes | Yes |
| Fan noise (max. load) | 55.5 dB | 68 dB |
| Ports & wireless | ||
| Thunderbolt / USB4 | Thunderbolt 4 | Thunderbolt 4 |
| Thunderbolt or USB4 | Yes | Yes |
| USB-C ports | 2 | 2 |
| USB-A ports | 2 | 2 |
| HDMI | HDMI 2.1 | HDMI 2.1 |
| HDMI 2.1 | Yes | Yes |
| (Mini) DisplayPort | No | No |
| Ethernet port | Yes | Yes |
| SD card reader | Yes | Yes |
| 3.5 mm audio jack | Yes | Yes |
| Wi-Fi standard | Wi-Fi 7 | Wi-Fi 7 |
| Bluetooth | 6 | 5.4 |
| Keyboard & camera | ||
| Backlit keyboard | Yes | Yes |
| Numeric keypad | No | No |
| Key travel | 1.7 mm | 1.7 mm |
| Webcam | 1,080p | 1,080p |
| IR camera (face login) | Yes | Yes |
| Fingerprint reader | No | No |
| Audio | ||
| Speakers | 4 speakers | 4 speakers |
| Dolby Atmos | Yes | Yes |
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