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Dynabook Portégé X40-P
Dynabook's 14-inch aluminum business laptop was updated with Intel Core Ultra Series 3, here the Core Ultra 7 355; a Core Ultra 5 325 option also exists. It has a 60 Wh battery and weighs from 1.44 kg. The US list price of this 16 GB / 512 GB configuration is $1,789.
Pros
- Aluminum alloy chassis, 18.6 mm thick, built to MIL-STD-810H methods
- Wide port set: two Thunderbolt 4 USB-C, HDMI, two USB-A, RJ-45 Ethernet and a microSD slot
- Intel Wi-Fi 7 and a 5MP webcam with privacy shutter
- Up to 64 GB of memory and 2 TB of SSD storage
- Optional fingerprint reader, IR face sign-in and smart card reader
Cons
- Starts at 1.44 kg, heavy for a 14-inch premium ultraportable
- Graphics are integrated Intel Graphics only
- The 1920x1200 panel is the only resolution listed, with no brightness figure published
- Dynabook has published no measured battery runtime
Average
Computed from specs & benchmarks via our public methodology.
Performance uses the published results of the Intel Core Ultra 7 355, because we have no benchmark result for this device itself yet.
Full specifications
Everything we track for the Dynabook Portégé X40-P
Display
- Screen size
- 14 ″
- Resolution
- 1920x1200
Performance
- Processor
- Intel Core Ultra 7 355
- Graphics
- Intel Graphics
- RAM
- 16 GB
- RAM type
- DDR5
- Storage
- 512 GB
- Storage type
- PCIe 4.0 NVMe M.2 SSD
Battery
- Capacity
- 60 Wh
Design
- Weight
- 1.44 kg
- Thickness
- 18.6 mm
- Material
- Aluminum alloy chassis
Connectivity
- Ports
- 2x USB-C with Thunderbolt 4, 2x USB 3.2 Gen 1 Type-A, HDMI, RJ-45 Ethernet, headset combo jack, microSD card slot, security lock slot
- Wi-Fi
- Intel Wi-Fi 7 (802.11be)
- Webcam
- 5MP webcam with privacy shutter (720p HD and 5MP + IR options)
- Biometrics
- Fingerprint reader and IR face sign-in (optional)
Software
- Operating system
- Windows 11 Pro
Quick answers
Is the Dynabook Portégé X40-P good in 2026?
The Dynabook Portégé X40-P earns an Inno Score of 50.5/100 (“Average”) based on its specs and benchmark results. Dynabook's 14-inch aluminum business laptop was updated with Intel Core Ultra Series 3, here the Core Ultra 7 355; a Core Ultra 5 325 option also exists. It has a 60 Wh battery and weighs from 1.44 kg. The US list price of this 16 GB / 512 GB configuration is $1,789.
What are the key specs of the Dynabook Portégé X40-P?
Processor: Intel Core Ultra 7 355 · RAM: 16 GB · Screen size: 14 ″ · Weight: 1.44 kg
What are the closest alternatives to the Dynabook Portégé X40-P?
Its closest rivals on InnoReviews are HP Spectre x360 14 (2024), VAIO F16 (VJF162), ASUS ExpertBook A7 (A7406CMA) — open the comparison pages for a spec-by-spec breakdown.
