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Samsung Galaxy Book4 Ultra
Samsung's 16-inch multimedia laptop pairs a 120Hz 3K Dynamic AMOLED 2X touchscreen with a Core Ultra 7 155H and GeForce RTX 4050 in a 16.5mm aluminum body. It offers Thunderbolt 4, HDMI 2.1 and two SSD slots, but the RAM is soldered and the US launch price was $2,399.99.
Pros
- 120Hz 3K Dynamic AMOLED 2X touchscreen with accurate colors in review testing
- Premium aluminum chassis, 16.5mm thick, with effective vapor-chamber cooling
- Almost 11 hours of Wi-Fi web browsing from the 76Wh battery in review testing
- Thunderbolt 4, HDMI 2.1 and two M.2 SSD slots
- 140W USB-C charging; Samsung quotes 55% in 30 minutes
Cons
- RAM is soldered, and the $2,399.99 launch model has just 16GB
- Constant PWM flicker on the OLED panel in review testing
- Wi-Fi 6E only, no Wi-Fi 7
- Keyboard has shallow travel
Average
Computed from specs & benchmarks via our public methodology.
Full specifications
Everything we track for the Samsung Galaxy Book4 Ultra
Display
- Screen size
- 16 ″
- Panel type
- Dynamic AMOLED 2X
- Resolution
- 2880x1800
- Refresh rate
- 120 Hz
- Peak brightness
- 500 nits
Performance
- Processor
- Intel Core Ultra 7 155H
- Graphics
- NVIDIA GeForce RTX 4050 Laptop GPU
- RAM
- 16 GB
- RAM type
- LPDDR5X (on-board)
- Storage
- 1,024 GB
- Storage type
- NVMe SSD
Benchmarks
- Geekbench 6 (single)
- 2,436Bottom 17%
- Geekbench 6 (multi)
- 12,517Bottom 37%
Battery
- Capacity
- 76 Wh
- Charging
- 140 W
Design
- Weight
- 1.86 kg
- Thickness
- 16.5 mm
- Material
- Aluminum
Connectivity
- Ports
- 2x Thunderbolt 4, 1x USB-A 3.2, HDMI 2.1, microSD, 3.5mm headphone/mic combo
- Wi-Fi
- Wi-Fi 6E
- Bluetooth
- 5.3
- Webcam
- 2MP (1080p)
- Biometrics
- Fingerprint reader
Software
- Operating system
- Windows 11 Home
Quick answers
Is the Samsung Galaxy Book4 Ultra good in 2026?
The Samsung Galaxy Book4 Ultra earns an Inno Score of 50.6/100 (“Average”) based on its specs and benchmark results. Samsung's 16-inch multimedia laptop pairs a 120Hz 3K Dynamic AMOLED 2X touchscreen with a Core Ultra 7 155H and GeForce RTX 4050 in a 16.5mm aluminum body. It offers Thunderbolt 4, HDMI 2.1 and two SSD slots, but the RAM is soldered and the US launch price was $2,399.99.
What are the key specs of the Samsung Galaxy Book4 Ultra?
Processor: Intel Core Ultra 7 155H · RAM: 16 GB · Screen size: 16 ″ · Weight: 1.86 kg
What are the closest alternatives to the Samsung Galaxy Book4 Ultra?
Its closest rivals on InnoReviews are ASUS ExpertBook A7 (A7406CMA), HONOR Laptop X14 Plus 2026, MSI Raider A18 HX A9W — open the comparison pages for a spec-by-spec breakdown.
