Despite its very light-weight design, you still get some solid components in this ultrabook such as an Intel i5 processor and 8GB of DDR3 RAM. It doesn't have any dedicated video memory which is about the only weakness with this model but you do get a 128GB solid state drive for storage, and also...

It's Lenovo ‘s most beloved business laptop: the X1 Carbon. The fourth-generation model has been released, and it's as beautiful as ever, bringing the best aspects of the X1 Carbon line and refining them with updated hardware, a lighter weight, and a thinner body.

The only thing we can really knock the Lenovo ThinkPad X1 Carbon for is its endurance. The battery life is decent, but there are better options out there for longevity such as the Dell XPS 13.

Gorgeous QHD display; Market-leading keyboard; Lightning quick SSD

Lack of Ethernet and SD Card slot; Mediocre endurance

Great laptop from Lenovo, nice to see the hdmi get added this year. Cons: No thunderbolt/USB C Quality laptop with a premium feel, bit pricey but its worth every penny.

Memory module died after 1 year. It's soldered to motherboard and ssd is a weird format so really hard to get my data back. Not recommended...

The Lenovo ThinkPad X1 Carbon (4th Gen.) is a capable business laptop with a premium ultrabook design that melds portability with rock-solid performance.

The laptop's thin and light design is extremely portable; without sacrificing any capabilities

It's missing some ports like Ethernet and a full-size SD card slot

Finding the absolute best productivity laptop has always been a personal mission of mine, and Lenovo's latest iteration of the ThinkPad X1 Carbon came really, really close to ending my search.

The ThinkPad Carbon X1 is an impressive notebook from Lenovo that offers fast battery charging, a keyboard that changes based on what you are doing and is power

The Lenovo Thinkpad X1 Carbon has a brilliant keyboard, performs well and good battery life. The security features are impressive as well and all this makes it the best business class ultrabook to buy today.

8-9 hours of battery life; well built and lightweight; brilliant keyboard

larger footprint compared to other ultrabooks; Steep pricing

Lenovo's Thinkpad X1 Carbon is the ThinkPad Ultrabook we've been waiting for from Lenovo.