The X240 long battery life laptop is the thinnest and lightest ThinkPad laptop we offer. Weighing in at less than 3 lbs and measuring 0.8 inches at its thickest point, the X240 is ultraportable...
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9 Reasons For
Lenovo Has Good Notebook PC Reviews
Lenovo is one of the superior laptop manufacturers according to average expert and user review score data that we have collected for all notebook PCs.
Has a Full-Size Keyboard
The Lenovo X240 has a full-size keyboard, which is unusual. Most of the other ultrabooks that are a comparable age to the X240 do not have a full-size keyboard.
Has a Front Camera
The Lenovo X240 has a front camera, as do most of the other portable PCs that were launched more than two years ago.
1,600MHz Processor Memory Clock Speed
The Lenovo X240 supports a faster memory clock speeds supported by processor than most similar spec notebook PCs that were launched more than two years ago. This portable PC supports a 1,600MHz processor memory clock speed, whereas most ultrabooks that are a comparable age to it support a 133MHz processor memory clock speed.
This portable PC's memory clock speeds supported by processor (1,600MHz) is in fact the best supported memory clock speeds supported by processor across all similar spec portable PCs that have been on the market for a comparable time to the X240.
The worst supported memory clock speeds supported by processor across similar types of portable PC is 133MHz.
L3 Processor Cache
This notebook PC has a L3 processor cache, which is the most frequently found processor cache on comparable spec laptops that were launched more than two years ago.
Fairly High Speaker Power
At 3 Watts, the Lenovo X240 has a quite high speaker power compared to most of the other portable PCs that were launched more than two years ago. Across all the ultrabooks that have been available for around the same time as the X240 the speaker power range from 1W to 4W, and the average speaker power is 1.7W.
+4 More reasons for
802.11g WiFi Standard
This laptop has an 802.11b|802.11g|802.11n WiFi standard, which is the most commonly found WiFi standard on comparable spec laptops that have been available for more than two years.
Gold EPEAT Compliance
This portable PC has a Gold EPEAT compliance, which is typical of many notebook PCs of this type and age.
At only 305.5 millimeters, the Lenovo X240 is quite narrow compared to most of the other laptops of a comparable age and spec to the X240. The average width of laptops that came out around the same time as the X240 is 330mm, and the widths range from 280mm to 390mm.
11 Reasons Against
Only Not Supported HD Type
The HD type of the this notebook PC are Not supported, which is typical of many similar spec portable PCs that were released more than two years ago.
Quite Slow On-Board Graphics Adapter Dynamic Frequency
Across all the ultrabooks that were launched around the same time as the X240 the on-board graphics adapter dynamic frequencies range from 800MHz to 1,300MHz. With an on-board graphics adapter dynamic frequency of only 1,000 megahertz, the Lenovo X240 has one of the slower on-board graphics adapter dynamic frequencies amongst comparable spec laptops of this age.
Very Small Screen Size
The average screen size of ultrabooks that have been available for more than two years is 14". The Lenovo X240 has a quite small screen size (only 12.5 inches) compared to most of the other ultrabooks that have been around for around the same time as the X240.
Only 1366 X 768 Pixels Display Resolution
This notebook PC has a display resolution of 1366 x 768 pixels, which is the most commonly found display resolution on ultrabooks that have been around for a comparable time to it.
+8 More reasons against
Very Small Internal Memory
The smallest internal memory of notebook PCs of this age and spec is 4GB and the biggest is 16GB. The Lenovo X240 has a fairly small internal memory (only 4 gigabytes) compared to most of the other ultrabooks that were launched around the same time as the X240.
Does Not Have a Touch Sensitive Screen
Like most of the other ultrabooks that have been on the market for around the same time as the X240, the Lenovo X240 does not have a touch sensitive screen.
Only 300:1 Typical Contrast Ratio
The Lenovo X240 has a maximum typical contrast ratio of 300:1. That's 57% less typical contrast ratio than the most frequently found typical contrast ratio of 700:1.
A 300:1 typical contrast ratio is in fact the worst typical contrast ratio amongst all ultrabooks that were released around the same time as the X240.
A 1000:1 typical contrast ratio is the best typical contrast ratio amongst comparable types of portable PC.
Only Intel Core I3 Processor Family
The Lenovo X240 has an Intel Core i3 processor family which is better than the Intel Core i5 processor family found on most ultrabooks that have been on the market for a similar time to it. The best processor family of all ultrabooks that were launched more than two years ago is Intel Core i7-3xxx and the worst is Intel Core i3-2xxx.
Very Dim Display Brightness
At only 200 candellas per square meter, the Lenovo X240 has a fairly dim display brightness compared to most of the other notebook PCs that have been on the market for around the same time as the X240. Across all the similar spec notebook PCs that were released more than two years ago the display brightnesss range from 200 cd/m² to 400 cd/m².
Only One USB 2.0 Port
The Lenovo X240 is a one USB 2.0 port laptop. Most of the other ultrabooks that have been on the market for more than two years have between one and two USB 2.0 ports.
Quite Small L3 Cache
With a L3 cache of only 3 megabytes, the Lenovo X240 has one of the smaller L3 caches amongst ultrabooks of this age. The smallest L3 cache of notebook PCs of this type and age is 2MB, the biggest is 6MB, and the average L3 cache is 3.3MB.
6 Other reasons to consider the Lenovo X240
Released Over Two Years Ago
This portable PC has been on the market for over two years.
Average Total Storage Capacity
The Lenovo X240 has a pretty average total storage capacity (500 gigabytes) compared to most of the other ultrabooks that have been around for around the same time as the X240.
Average Battery Life
At 8.7 hours, the Lenovo X240 has a fairly standard battery life compared to most of the other laptops of a comparable spec and age to the X240.
If you want a longer battery life then you might want to look at the Fujitsu LifeBook U772 (10h and higher rated).
+4 Other reasons
Average Processor Clock Speed
The Lenovo X240 has a pretty standard processor clock speed (1.7 gigahertz) compared to most of the other laptops of a similar age and spec to the X240.
HDD Storage Medium
The Lenovo X240 has a better storage medium than most ultrabooks that came out more than two years ago. This notebook PC has an HDD storage medium, whereas most ultrabooks that were released more than two years ago have an SSD storage medium. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
At 1.4 kilograms, the Lenovo X240 has a pretty typical weight compared to most of the other portable PCs of this spec and age.
If you are not worried about having a heavier weight then you might also want to look at the Lenovo X240 (1.4kg).
Intel Core i3, Intel Core i3-4xxx
Processor Clock Speed
System Bus Data Transfer Rate
Processor Memory Channel
Maximum Processor Memory Bandwidth
Processor Memory Clock Speed
333, 1333, 133, 1600
Processor Memory Type
Conflict Free Processor
Maximum Internal Memory Supported by Processor
PCI Express Lane (max)
Processor Operating Mode
PCI Express Slot Version
Thermal Design Power (TDP)
PCI Express Configuration
Processor Cache Type
Smart Cache, L3
Maximum Internal Memory (64-Bit)
Maximum Internal Memory
1 x 4
Memory Clock Speed
Total Storage Capacity
MMC+, SD, SD, SDHC, SD, SDXC
Integrated Card Reader
Hard Drive Size
Hard Drive Speed
Hard Drive Capacity
Hard Drive Installed
1366 x 768
Touch Sensitive Screen
Typical Contrast Ratio
On-Board Graphics Adapter Model
Intel HD Graphics, Intel HD Graphics 4400
On-Board Graphics Adapter ID
Display Supported by On-Board Grap
Maximum On-Board Graphics Adapter Memory
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Base Frequency
On-Board Graphics Adapter
Dolby Home Theater
Front Camera Resolution
1280 x 720
Near Field Communication (NFC)
Wireless Wide Area Network (WWAN)
Ethernet LAN Data Rate
Ethernet LAN Connection
802.11a, 802.11g, 802.11n
Wireless LAN Connection
3G Network Access Module
Ports & Interfaces
USB Sleep-and-Charge Port
Combo Headphone/mic Port
S/PDIF Out Port
Microphone in Port
Ethernet LAN Ports
USB 3.0 Port
USB 2.0 Port
SATA III Connector
USB 3.0 (3.1 Gen 1) Type-A Port
Spill Resistant Keyboard
Windows 7 Professional
Recovery Operating System
Windows 8, Windows 8 Pro
Operating System Architecture
Processor Special Features
Intel Anti-Theft Technology
Intel Rapid Start Technology
Intel VPro Technology
Intel My WiFi Technology
Intel Turbo Boost Technology
Intel Identity Protection Technology
Intel Smart Response Technology
Intel Hyper-Threading Technology
Intel Smart Connect Technology
Intel Small Business Advantage (SBA)
Intel Matrix Storage Technology
Intel Active Management Technology
Intel HD Audio Technology
Intel Wireless Display (WiDi) Technology
Enhanced Intel SpeedStep Technology
Intel InTru 3D Technology
Intel Quick Sync Video Technology
Intel Clear Video HD Technology
Supported Instruction Set
AVX, AVX 2.0, SSE, SSE4.1, SSE, SSE4.2
Embedded Options Available
Intel Secure Key
Execute Disable Bit
Intel Secure Key Technology Version
Thermal Monitoring Technology
CPU Configuration (max)
Intel Smart Response Technology Version
Intel VT-X With Extended Page Tables (EPT)
Processor Package Size
Intel Small Business Advantage (SBA) Version
Intel Rapid Storage Technology
Intel Virtualization Technology (VT-X)
Intel Enhanced Halt State
Intel Smart Connect Technology Version
Intel AES New Instructions
Intel Virtualization Technology for Directed I/O (VT-D)
Intel Identity Protection Technology Version
Processor ARK ID
Battery Cell Count
Lithium Polymer (LiPo), Lithium, Polymer
AC Adapter Input Voltage
100 - 240
AC Adapter Frequency
50, 60, 50/60
AC Adapter Power
Trusted Platform Module (TPM)
Cable Lock Slot
Cable Lock Slot
Weight & Dimensions
AC Adapter Included
Power Cord Included
Quick Start Guide
Energy Star Certified
Intel Visual Technology
Intel Clear Video HD, Intel Insider, Intel InTru 3D, Intel Quick Sync Video