Samsung - Galaxy Book 5 Pro vs ASUS - ROG Zephyrus G16 (2025)
Between the Galaxy Book 5 Pro and ROG Zephyrus G16 (2025), the Galaxy Book 5 Pro comes out ahead in claimed battery life and thunderbolt ports, while the ROG Zephyrus G16 (2025) wins on ram and storage. Overall, the Galaxy Book 5 Pro scores 58.3 and the ROG Zephyrus G16 (2025) scores 76.5 on our Mars Score.
Which should you buy?
The ROG Zephyrus G16 (2025) is the clear pick on raw spec strength, leading by 18.2 points on the Mars Score. The margin is wide enough that the underdog only makes sense if its individual strengths line up with what you specifically need.
Pick the Galaxy Book 5 Pro if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. The biggest gaps in its favor are claimed battery life, thunderbolt ports, weight.
Pick the ROG Zephyrus G16 (2025) if the display is what you stare at all day — refresh rate, brightness, or sharpness is where the difference will be most visible. Its strongest claims are ram, storage, refresh rate, among others.
Both ship with comparable panel type, backlit keyboard, so those specs don't separate the two — focus on the differences below.
Bottom line: the ROG Zephyrus G16 (2025) is the safer default. The other model is the right choice only when its specific advantages line up with your priorities.
Why Samsung - Galaxy Book 5 Pro wins
- ▲Claimed battery life — 75.00% more. 21 h vs 12 h.
- ▲Thunderbolt ports — 1.00 more. 2 vs 1.
- ▲Weight — 0.62 kg less. 1.23 vs 1.85.
Why ASUS - ROG Zephyrus G16 (2025) wins
- ▲RAM — 100.00% more. 32 GB vs 16 GB.
- ▲Storage — 100.00% more. 1024 GB vs 512 GB.
- ▲Refresh rate — 100.00% more. 240 Hz vs 120 Hz.
- ▲CPU cores — 50.00% more. 12 vs 8.
- ▲Battery — 42.86% more. 90 Wh vs 63 Wh.
- ▲Screen size — 14.29% more. 16 " vs 14 ".
Spec comparison
Design
| Spec | Samsung - Galaxy Book 5 Pro | ASUS - ROG Zephyrus G16 (2025) |
|---|---|---|
| Weight | 1.23 kglead | 1.85 kg |
| Thickness | 11.6 mmlead | 16.4 mm |
| Build material | aluminum | aluminum |
| Backlit keyboard | true | true |
| Fingerprint reader | true | true |
Display
| Spec | Samsung - Galaxy Book 5 Pro | ASUS - ROG Zephyrus G16 (2025) |
|---|---|---|
| Screen sizeⓘ | 14 " | 16 "lead |
| Refresh rateⓘ | 120 Hz | 240 Hzlead |
| Panel typeⓘ | OLED | OLED |
Performance
| Spec | Samsung - Galaxy Book 5 Pro | ASUS - ROG Zephyrus G16 (2025) |
|---|---|---|
| CPU | Intel Core Ultra 7 256V | AMD Ryzen AI 9 HX 370 |
| CPU cores | 8 | 12lead |
| GPUⓘ | Intel Arc 140V | NVIDIA GeForce RTX 5070 Ti Laptop |
| RAMⓘ | 16 GB | 32 GBlead |
| Storageⓘ | 512 GB | 1024 GBlead |
| Storage typeⓘ | SSD | SSD |
Battery & Ports
| Spec | Samsung - Galaxy Book 5 Pro | ASUS - ROG Zephyrus G16 (2025) |
|---|---|---|
| Batteryⓘ | 63 Wh | 90 Whlead |
| Claimed battery life | 21 hlead | 12 h |
| USB-C ports | 1 | 2lead |
| Thunderbolt portsⓘ | 2lead | 1 |
| HDMI | true | true |
Frequently asked
Which has better battery life, Galaxy Book 5 Pro or ROG Zephyrus G16 (2025)?+
Galaxy Book 5 Pro claims up to 21 hours — 21h vs 12h.
Which is lighter, Galaxy Book 5 Pro or ROG Zephyrus G16 (2025)?+
Galaxy Book 5 Pro is lighter at 1.23 kg vs 1.85 kg.
Which has more RAM, Galaxy Book 5 Pro or ROG Zephyrus G16 (2025)?+
ROG Zephyrus G16 (2025) offers 32GB of RAM.
Which has an OLED display, Galaxy Book 5 Pro or ROG Zephyrus G16 (2025)?+
Both have OLED displays.
Spec-level deep dives
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