Notebook Review
Fujitsu LIFEBOOK T939 Review: Unique in Its Own Way
Editor note: This review is an original English adaptation by Notebook Center, based on the source material from Notebook-Center.ru.
Overview
Fujitsu LIFEBOOK T939 is a 13.3-inch business convertible focused on mobility, durability, and office productivity. In the reviewed configuration, it combines an Intel Core i7-8665U processor, 16 GB of RAM, and a 1 TB SSD. The device uses a magnesium-alloy chassis, a rotating touch display, and practical business features such as LTE support and a fingerprint scanner.
Technical Specifications
| Processor | Intel Core i7-8665U 1.9 GHz |
| Memory | 16 GB DDR4 2400 MHz |
| Storage | 1024 GB SSD |
| Display | 13.3-inch 1920x1080 Full HD IPS, matte, touch |
| Graphics | Intel UHD Graphics 620 |
| Optical drive | None |
| Wireless | Wi-Fi 802.11 b/g/n/ac, Bluetooth 5.0, 3G, 4G LTE |
| Audio | 2 speakers |
| Ports | 2x USB 3.1, USB Type-C, HDMI, VGA, RJ-45, docking connector, SD card reader, smart card slot, combo audio jack |
| Extras | 1 MP webcam, fingerprint scanner |
| Battery | 4-cell Li-Polymer, 50 Wh |
| Size and weight | 318 x 224 x 20 mm, 1.3 kg |
| Operating system | DOS |
| Configuration | Fujitsu LIFEBOOK T939 (LKN:T9390M0001RU) |
Design and Build
The compact chassis and 1.3 kg weight make this model easy to carry between office rooms and business trips. The magnesium-alloy body is built for frequent daily use, and the source review notes compliance with MIL-STD-810G testing. The rotating hinge allows quick switching between notebook and tablet-style use, which is useful during meetings and presentations.
Display, Audio, and Webcam
The 13.3-inch Full HD IPS panel offers wide viewing angles, solid color reproduction, and a matte finish for reduced reflections. The touchscreen supports finger input and stylus input, with up to ten simultaneous touch points. The 1 MP webcam is aimed at everyday video calls, while the two speakers are adequate for voice and basic media, with headphones recommended for fuller sound.
Keyboard and Input
The keyboard is backlit and spill-resistant, designed for practical office work in different lighting conditions. Key feedback is described as clear and predictable for long typing sessions. The touchpad is responsive and includes separate physical buttons, while the fingerprint scanner adds faster sign-in for daily business use.
Performance and Connectivity
Core i7-8665U with integrated Intel UHD Graphics 620 is suitable for office software, browser-heavy workflows, conferencing, and regular multimedia tasks. The 16 GB memory and 1 TB SSD provide strong headroom for multitasking and local file storage. A major advantage is broad connectivity: modern and legacy video outputs, Ethernet, docking support, smart-card support, and built-in mobile data through 3G/4G LTE.
Battery
With its 50 Wh battery, the source review reports around 10 to 11 hours in office-style use. That level of runtime supports a full working day away from a power outlet for many business scenarios.
Verdict
Fujitsu LIFEBOOK T939 is best for professionals who need a compact convertible with business-grade build quality, practical security features, and a wide range of ports. Its main strength is the combination of mobility, durability, and enterprise-focused connectivity. The main compromise is price positioning, which is higher than many mainstream office laptops.