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IBM ThinkPad X40

alaTest has collected and analyzed 43 reviews from magazines and websites. Comments about the size and keyboard are overall positive. The design and battery are also appreciated. Comments are divided on the value for money, and the screen and performance get negative comments.

portability, price, design, battery, keyboard

touchpad, screen, performance

We analyzed user and expert ratings, product age and more factors. Compared to other Laptops the IBM ThinkPad X40 is awarded an overall alaScore™ of 77/100 = Good quality.

Review analysis

(Based on 43 reviews)

Expert Reviews  

User Reviews  

Showing 32 review(s)

Expert Reviews User Reviews
Showing 1 - 14 of 32 Show Reviews: in English | in other languages (16)

Consumer review by: review summary for IBM ThinkPad X40


alaTest has collected and analyzed 4 user reviews of IBM ThinkPad X40 from The average user rating for this product is 4.5/5, compared to an average user rating of 3.8/5 for other Laptops on

value for money, portability

100% of the reviews on give this product a positive rating.

This summary is based on the product: IBM Thinkpad X40 1.4GHZ Laptop 512MB 40GB CDRW/DVD Ultra Small

Expert review by:

ThinkPad X40 Notebook


Ultraportable ThinkPad boasts the finest keyboard for its size.

The ThinkPad X40 may not be a perfect ultraportable, but it does have a lock on the perfect ultraportable keyboard. The keyboard quality may be enough to help you forget you're spending $2299 on the X40 and its docking station, without getting a set of...

Expert review by:

IBM ThinkPad X40 Notebook


Artwork: Rick Rizner, John Goddard


Expert review by:

IBM ThinkPad X40


'L\x92IBM ThinkPad X40 offre au professionnel en d\xe9placement de bonnes performances, une grande autonomie autonomie, mais de port firewire. Tout cela avec un poids de 1,2 kg seulement.'

Expert review by:

Lenovo ThinkPad X40 2386 (Pentium M 738 1.4 GHz, 512 MB RAM, 40 GB HDD)


Light; modular design; excellent performance; long battery life.

Pricey; no FireWire; no integrated optical drive; no touchpad.

Business travelers who like to travel light should definitely consider IBM's sleek, new, full-featured powerhouse: the ThinkPad X40.

Editor's Choice!

Expert review by:

IBM ThinkPad X40


A tried-and-true favorite among business-class ultraportables, the IBM ThinkPad X40 is hard to compete with. Once again, it's our Editors' Choice winner in this space.

Good performance, full-size keyboard, standard hard drive space and system memory for everyday apps

Optical drive in docking station. Few bundled apps

The ThinkPad X40 is ideal for the road warrior who needs portability and essential functionality on the go.

Expert review by:

IBM ThinkPad X40


So what have we gathered from the many hours spent with the ThinkPad X40? For starters, the petite and rugged feel grew on us real quick. The ThinkPad X40 is one of those expensive devices that can really take the punishments of everyday use. Thus, you...

Expert review by:

IBM ThinkPad X40 Review


You want a notebook that can last all day and look good doing it? The IBM ThinkPad X40 is your dream come true! Not only can the X40 go all day but it's also the world's smallest notebook with a full size keyboard!

World's Smallest notebook with a full size keyboard, Amazing battery life, Excellent keyboard, Built in SD card reader, Low price

IBM won't let me keep it

Expert review by:

IBM ThinkPad X40 Review


A 3.2-pound flyweight (4.9 pounds with optical-drive docking base) with admirable battery life and built-in diagnostic/recovery tools, First-class keyboard; numerous neat little touches

Price climbs quickly as you add options, Merely adequate 1.2GHz processor, inadequate-for-games graphics

Along with Windows XP Professional, Norton AntiVirus 2003, and RecordNow and WinDVD software, the X40 comes with an array of friendly IBM utilities for configuring hardware options, switching between wired and wireless networks, and other management...

Expert review by:

HardwareCentral - IBM ThinkPad X40 Review.


HardwareCentral - IBM X40 Review Provides a detailed review of the IBM ThinkPad X40 including an overview of its design and overall  Linux is a trademark of Linus Torvalds

Expert review by:

IBM ThinkPad X40 - Ultra-Portable Notebook


The IBM ThinkPad X40 may not be as slim and light as the Sony X505VP, but it's a better all-round solution.

Product Specifications

ThinkPad X Series is ideal for users who need an ultraportable notebook but refuse to sacrifice durability or performance. These notebooks are the ultimate business tools for professionals who are constantly on the move and who need to stay productive - whenever, wherever. While traveling, the numerous security and quality features on the X Series notebooks promise to keep you productive. The ultraportable notebooks starts at an extremely small footprint, but just because it's small doesn't mean it can't perform. The X Series models offer impressive performance features.

Audio Input


Audio Output

Type:Sound card


Run Time (Up To):3.5hour(s)/7.5hour(s)/7hour(s)
Technology:Lithium ion

Cache Memory

Installed Size:1MB/2MB

Dimensions & Weight


Display (Projector)

Color Support:24-bit (16.7 million colors)
Color Support:24-bit (16.7 million colors)
Diagonal Size:12.1in
Diagonal Size (metric):30.7cm
Max Resolution:1024 x 768
Technology:TFT active matrix
Widescreen Display: No

Environmental Standards

ENERGY STAR Qualified: Yes
EPA Energy Star Compliant: Yes


Country Kits:Belgium/Canada / United States/United Kingdom/United States
Packaged Quantity:1
Product Line:Lenovo ThinkPad X40/ThinkPad X40

Input Device

Type:Keyboard / TrackPoint/Keyboard / Scroll button / TrackPoint/Keyboard / TrackPoint/TrackPoint / Keyboard


Data Bus Speed:400MHz


Manufacturer Selling Program:TopSeller


Max Transfer Rate:56Kbps
Protocols & Specifications:ITU V.90/ITU V.92
Type:Fax / modem/Network / modem combo


Data Link Protocol:Bluetooth / Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11a / IEEE 802.11b / IEEE 802.11g/Bluetooth / Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11b/Bluetooth / Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11b / IEEE 802.11g/Ethernet / Fast Ethernet / Gigabit Ethernet/Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11b / IEEE 802.11g/Ethernet / Fast Ethernet / Gigabit Ethernet/Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11a / IEEE 802.11b / IEEE 802.11g/Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11b/Ethernet / Fast Ethernet / Gigabit Ethernet / IEEE 802.11b / IEEE 802.11g/Gigabit Ethernet / IEEE 802.11b / IEEE 802.11g/IEEE 802.11g / IEEE 802.11b / Gigabit Ethernet / Fast Ethernet
Type:Network adapter
Wireless LAN Supported: Yes
Wireless Protocol:802.11a/b/g/802.11a/b/g / Bluetooth/802.11b/802.11b / Bluetooth/802.11b/g/802.11b/g / Bluetooth

Optical Storage

Read Speed:24x (CD) / 8x (DVD)
Rewrite Speed:24x
Type:CD-RW / DVD-ROM combo/DVD-ROM/None
Write Speed:24x

OS Provided

Type:Microsoft Windows XP Professional


Clock Speed:1.2GHz/1.4GHz/1.5GHz/1GHz
Processor Number:738/758
Type:Pentium M


Installed Size:256MB/512MB
Max Supported Size:1.25GB/1.28GB/1.28GB / 1.25GB/1.53GB/1.53GB / 1.5GB/1.53MB/1.54GB/1.54GB / 1.5GB
Technology:DDR SDRAM

Service & Support

Type:1 year warranty /3 years warranty

Storage Controller


Storage Floppy Drive

Type: None

Storage Hard Drive


Storage Removable

Type: None


Hard Drive(-s) Total Capacity:20GB/40GB
Notebook Type:Notebook
Platform Technology:Intel Centrino
Recommended Use:Small business

Video Output

Graphics Processor / Vendor:Intel Extreme Graphics 2