MacBook Air M3 15 vs Galaxy Book4

Side-by-side comparison with real-scale visuals and detailed specifications

100% Objective Comparisons — Data sourced from official manufacturers

See our methodology

100%

Galaxy Book4 is NaN% taller

MacBook Air M3 15

mm×345.4mm

Galaxy Book4

mm×354.6mm

Scaled to real proportions

Specifications Comparison

MacBook Air M3 15

Apple

2 wins

Galaxy Book4

Samsung

3 wins

📱

Display

Diagonal screen measurement

Better

MacBook Air M3 15

15.3"

Galaxy Book4

15.6"

Difference: 0.3" (2.0% more)

⚖️

Weight

Total device weight

Better

MacBook Air M3 15

1.51kg

Galaxy Book4

1.55kg

Difference: 0.04kg (2.6% less)

🔋

Battery

Battery capacity in watt-hours

Better

MacBook Air M3 15

66.5Wh

Galaxy Book4

54Wh

Difference: 12.5Wh (23.1% more)

💾

RAM

Random Access Memory for multitasking

= Tie

MacBook Air M3 15

16GB

Galaxy Book4

16GB

Difference: 0GB

💿

Storage

Internal storage capacity

Better

MacBook Air M3 15

256GB

Galaxy Book4

512GB

Difference: 256GB (100.0% more)

🧠

Processor

CPU/SoC model

MacBook Air M3 15

Apple M3

Galaxy Book4

Intel Core 7 150U

💰

Price

Retail price in USD

Better

MacBook Air M3 15

1,299$

Galaxy Book4

999$

Difference: 300$ (30.0% less)

MacBook Air M3 15

Galaxy Book4

Winner in category

Last updated: March 22, 2026

Source: apple.com

Last updated: March 22, 2026

Source: samsung.com

Why Trust Our Comparisons

Verified Data

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Data refreshed when specs change

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Our comparison methodology is public

SizeVS Editorial Team

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Product Comparison Specialists

Our team of tech enthusiasts and data analysts work to provide accurate, unbiased product comparisons.

Verified Data Sources Editorial Standards

Updated: March 24, 2026

Our methodology

Explore this matchup

View MacBook Air M3 15 View Galaxy Book4 Display Weight Battery RAM Storage

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