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ASUS - Zenbook Duo (2024) vs Samsung - Galaxy Book4 Ultra

Last updated · How Mars Score works
Zenbook Duo (2024)ASUSRENDER
Probe A
ASUS
Zenbook Duo (2024)
68.1/ 100B
Performance65· 35%
Battery & Ports76· 27%
Design· 20%
Display61· 18%
Galaxy Book4 UltraSAMSUNGRENDER
Probe B
Samsung
Galaxy Book4 Ultra
70.1/ 100B
Performance65· 35%
Battery & Ports77· 27%
Design· 20%
Display70· 18%
Quick verdict

Between the Zenbook Duo (2024) and Galaxy Book4 Ultra, the Zenbook Duo (2024) comes out ahead in claimed battery life and weight, while the Galaxy Book4 Ultra wins on screen size and battery. Overall, the Zenbook Duo (2024) scores 68.1 and the Galaxy Book4 Ultra scores 70.1 on our Mars Score.

Buying advice

Which should you buy?

These two are nearly even on the Mars Score (68.1 vs 70.1). The decision isn't about overall quality — both clear the bar — it's about which specific trade-offs fit your use.

Pick the Zenbook Duo (2024) 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, weight.

Pick the Galaxy Book4 Ultra if your top frustration with your current device is running out of charge before the day ends — endurance is the lead spec here. Its strongest claims are screen size, battery.

Both ship with comparable ram, storage, refresh rate, so those specs don't separate the two — focus on the differences below.

Bottom line: there is no wrong answer here — match the spec advantages to how you actually use the product. The Mars Score parity tells you both are well-rounded; the differences are about trade-offs, not quality.

Why ASUS - Zenbook Duo (2024) wins

  • Claimed battery life — 9.09% more. 12 h vs 11 h.
  • Weight — 0.21 kg less. 1.65 vs 1.86.

Why Samsung - Galaxy Book4 Ultra wins

  • Screen size — 14.29% more. 16 " vs 14 ".
  • Battery — 1.33% more. 76 Wh vs 75 Wh.
Full readout

Spec comparison

Design

SpecASUS - Zenbook Duo (2024)Samsung - Galaxy Book4 Ultra
Weight1.65 kglead1.86 kg
Thickness14.6 mmlead16.5 mm
Build materialaluminumaluminum
Backlit keyboardtruetrue
Fingerprint readerfalsetruelead

Display

SpecASUS - Zenbook Duo (2024)Samsung - Galaxy Book4 Ultra
Screen size14 "16 "lead
Refresh rate120 Hz120 Hz
Panel typeOLEDOLED

Performance

SpecASUS - Zenbook Duo (2024)Samsung - Galaxy Book4 Ultra
CPUIntel Core Ultra 9 185HIntel Core Ultra 9 185H
CPU cores1616
GPUIntel Arc GraphicsNVIDIA RTX 4070 Laptop
RAM32 GB32 GB
Storage1024 GB1024 GB
Storage typeSSDSSD

Battery & Ports

SpecASUS - Zenbook Duo (2024)Samsung - Galaxy Book4 Ultra
Battery75 Wh76 Whlead
Claimed battery life12 hlead11 h
USB-C ports2lead1
Thunderbolt ports22
HDMItruetrue
Reader questions

Frequently asked

Which has better battery life, Zenbook Duo (2024) or Galaxy Book4 Ultra?+

Zenbook Duo (2024) claims up to 12 hours — 12h vs 11h.

Which is lighter, Zenbook Duo (2024) or Galaxy Book4 Ultra?+

Zenbook Duo (2024) is lighter at 1.65 kg vs 1.86 kg.

Which has an OLED display, Zenbook Duo (2024) or Galaxy Book4 Ultra?+

Both have OLED displays.

Drill down

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