Comparison

MacBook Air (15-inch, M5, 2026) vs Samsung Galaxy Book4 Ultra

LaptopsAvailable

MacBook Air (15-inch, M5, 2026)

From $1,499

LaptopsAvailable

Samsung Galaxy Book4 Ultra

From $2,399

The short verdict

The MacBook Air (15-inch, M5, 2026) offers a fanless, lightweight design running macOS on the M5 chip, while the Samsung Galaxy Book4 Ultra provides Windows 11 performance with discrete Nvidia RTX graphics and a 120Hz touchscreen display. Buyers seeking a highly portable machine for general tasks and media will prefer the MacBook Air (15-inch, M5, 2026) for its lower starting price and thin, aluminum build. Conversely, the Samsung Galaxy Book4 Ultra is the better choice for power users who require dedicated GPU support, a variety of connectivity ports, and the expandability of a Windows workstation.

AI summary, written from the specifications on this page.

Specifications

39 of 39 rows differ

MacBook Air (15-inch, M5, 2026)Samsung Galaxy Book4 Ultra

Network

Technology: Wi-Fi only; Not listed

Body

Build: Aluminium unibody enclosure, fanless; Not listed
Dimensions: 340.4 x 237.6 x 11.5 mm (13.40 x 9.35 x 0.45 in); 355.3 x 250.4 x 16.5 mm (13.99 x 9.86 x 0.65 in)
Weight: 1.51 kg (3.3 lb); 1.86 kg (4.1 lb)
Color: Not listed; Moonstone Gray

Display

Type: Liquid Retina LED-backlit IPS, 500 nits, wide color (P3), True Tone; Not listed
Size: 15.3 inches; Not listed
Resolution: 1864 x 2880 pixels (~224 ppi density); Not listed
Panel: Not listed; 16" 3K WQXGA+ (2880 x 1800) Dynamic AMOLED, 16:10, 120Hz adaptive, 400 nits, anti-reflective touchscreen, 120% DCI-P3

Platform

OS: macOS Tahoe 26.3; Windows 11 (Pro on business SKUs)
Chipset: Apple M5; Not listed
CPU: Deca-core (4 super + 6 efficiency); Intel Core Ultra 7 155H or Ultra 9 185H, with NPU
GPU: Apple GPU (10-core), Neural Accelerator in each core, 16-core Neural Engine, 153 GB/s memory bandwidth; Nvidia GeForce RTX 4050 (w/ Ultra 7) or RTX 4070 (w/ Ultra 9) Laptop GPU

Memory

Card slot: No; Not listed
Internal: 512GB / 1TB / 2TB / 4TB SSD, 16GB (24GB / 32GB optional) unified memory; Not listed
RAM: Not listed; Up to 64GB LPDDR5x, onboard
Storage: Not listed; Up to 2TB M.2 2280 PCIe Gen4 NVMe SSD

Selfie camera

Single: 12 MP Center Stage camera with Desk View support; Not listed
Video: 1080p; Not listed

Sound

Loudspeaker: Yes, six-speaker system with force-cancelling woofers and Spatial Audio, three-mic array; Not listed
3.5mm jack: Yes, with high-impedance headphone support; Not listed
Speakers: Not listed; AKG Quad speakers (woofer max 5W x2, tweeter 2W x2), Dolby Atmos
Mic: Not listed; Studio-grade dual mic

Comms

WLAN: Wi-Fi 7 (802.11be), Apple N1; Not listed
Bluetooth: 6, Thread; Not listed
USB: 2x Thunderbolt 4 / USB-C (40 Gbps, charging, DisplayPort), MagSafe 3; two external displays at 6K@60Hz or one at 8K@60Hz; Not listed

Features

Sensors: Touch ID, ambient light sensor; Not listed
Extras: Backlit Magic Keyboard, Force Touch trackpad; Not listed

Battery

Type: Li-Po 66.5 Wh (non-removable), up to 18 h video streaming / 15 h web; Not listed
Charging: 40W dynamic adapter (60W max) in box; fast charge with 70W USB PD; 140W USB-C
Capacity: Not listed; 76 Wh, 4900 mAh, 4-cell Li-ion

Misc

Colors: Sky Blue, Silver, Starlight, Midnight; Not listed
Security: Not listed; Secured-Core PC, Knox Secured Embedded Processor
Certification: Not listed; ENERGY STAR certified, EPEAT Silver, TCO compliant

Camera

Webcam: Not listed; 1080p FHD

Connectivity

Ports: Not listed; 1x HDMI 2.1a, 2x Thunderbolt 4, 1x USB-A 3.2, 1x microSD, 1x headphone/mic combo
Wireless: Not listed; Wi-Fi 6E (Gig+) 802.11a/b/g/n/ac/ax, Bluetooth 5.3

Input

Keyboard: Not listed; Backlit, numeric keypad, touchscreen
Biometrics: Not listed; Fingerprint reader on power button, dTPM

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