Asus ROG Strix Scar 18 (2025) vs Asus ROG Zephyrus Duo (2026)

Updated Nov 2026 · Scored by the Let’s Compare Data Engine · How we score

Performance is scored from the laptop's CPU and GPU; few laptops have a published whole-system benchmark.
Asus ROG Zephyrus Duo (2026) has no published PassMark CPU Mark result, so it scores lower.

Verdict

Asus ROG Strix Scar 18 (2025) leads overall

Asus ROG Strix Scar 18 (2025) · 81 overall, #4 of 94

Asus ROG Zephyrus Duo (2026) · 68 overall, #39 of 94

Key differences

Refresh rateAsus ROG Strix Scar 18 (2025) 240 vs 120 Hz
Display resolutionAsus ROG Zephyrus Duo (2026) 2880 × 1800 vs 2560 × 1600 px
WeightAsus ROG Zephyrus Duo (2026) 0.48 kg lighter
Memory upgradeableAsus ROG Strix Scar 18 (2025) only
TechnologyAsus ROG Zephyrus Duo (2026) LPDDR5X vs DDR5

Scores by Category

ROG Strix Scar 18 (2025) wins 8 of 14 categories · ROG Zephyrus Duo (2026) wins 2

Category	ROG Strix Scar 18 (2025)ROG Zephyrus Duo (2026)	Lead
Display		Tie
Performance		+80
Battery		+4
Memory		+42
Design & Weight		+22
Processor		+14
Storage		+6
Discrete Graphics		+91
Ports		+11
Connectivity		Tie
Webcam		Tie
Security		+28
Sound		+8
Input		Tie

Physical Comparison

ROG Strix Scar 18 (2025)ROG Zephyrus Duo (2026)

ROG Strix Scar 18 (2025) is 0.48 kg (17%) heavier than ROG Zephyrus Duo (2026).

Value for Money

Launch prices — enter today's prices (same currency for both).

ROG Strix Scar 18 (2025)

AmazonCheck Price on Amazon

ROG Zephyrus Duo (2026)

AmazonCheck Price on Amazon

Watch-outs

Compromises to know before you buy

Asus ROG Strix Scar 18 (2025)

No SD card reader.

Asus ROG Zephyrus Duo (2026)

RAM is soldered — you can't upgrade it later, so buy enough now.

Detailed Specifications

Processor

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Processor model

Discrete Graphics

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Dedicated GPU	Yes	Yes
Discrete graphics model		N/A
3DMark Time Spy Graphics	24,599	N/A

Memory

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Memory capacity	32 GB	N/A
Technology
Memory upgradeable	Yes	No

Storage

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Storage capacity	4 TB	N/A
Socket type
PCIe version	4	N/A
Storage upgradeable	Yes	Yes

Display

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Size	18 in13% more	16 in
Display resolution	2560 × 1600 px	2880 × 1800 px
Aspect ratio	16:10	16:10
Refresh rate	240 Hz100% more	120 Hz
Response time	N/A	0.2 ms
Display type
Brightness	1,200 nits9% more	1,100 nits
Pen support	No	Yes
Touch support	No	Yes
Screen-to-body ratio	79%	85%

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Number of speakers	4	N/A
Power	N/A	N/A
Dolby Atmos	Yes	Yes
Number of microphones	N/A	N/A

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Webcam resolution	1920 × 1080 px	1920 × 1080 px

Battery

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Battery capacity	90 Wh	90 Wh
Maximum charge power	380 W52% more	250 W

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Backlit keyboard	Yes	Yes
Numpad	Yes	N/A

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
USB Type A	3	2
USB Type C	2	2
Thunderbolt technology
HDMI port	Yes	Yes
Card reader	No	N/A
Headphone jack	Yes	Yes

Design & Weight

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Color	N/A	N/A
Dimensions	39.9 × 29.8 × 3.2 cm	35.5 × 24.7 × 2.49 cm
Weight	3.3 kg	2.82 kg15% less

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
Fingerprint scanner	No	N/A
Infrared face recognition support	Yes	Yes

Performance

Feature	ROG Strix Scar 18 (2025)	ROG Zephyrus Duo (2026)
PassMark CPU Mark	55,677	N/A
Active cooling	Yes	N/A
Release Date	March 31, 2025	June 26, 2026

Specification Note

Specifications are compiled from official manufacturer data and other reliable internet sources. Some features may vary by region or model configuration.