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Lenovo T420
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Lenovo T420 2 Core Intel Core I5-2xxx 2.5GHz 4GB 320GB HDD 14" Laptop

£839.00
£229.90 £609.10 cheaper than 18 days ago
Digitaltrends.com Editor's Choice pcworld.com_techhive.com Business Ready Laptopmag.com Editor's Choice computershopper.com Editor's Choice PC Mag Editor's Choice
2 Intel Core I5-2xxx 2.5GHz 4GB Aug 2011
Processor Core Processor Family Processor Clock Speed Internal Memory Release Date
WITH ENHANCED FEATURES FOR BETTER, ROUND-THE-CLOCK PERFORMANCE.The ThinkPad T420 and T520 notebooks offer the best combination of thin and light mobility and top performance features a business... More
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Lenovo Thinkpad T420 HD Video-Preview
[HD] Lenovo Thinkpad T420 Review and Close Up!
IBM/Lenovo Thinkpad T420 4178 Unboxing
Lenovo ThinkPad T420s NV8PEGE HD Video-Preview

24 Reasons For

Eight Industry Awards

Amongst laptops of a comparable age and spec, this medium processor core notebook PC is one of the most awarded.

PC Mag, Digitaltrends.com, Computershopper.com and Laptopmag.com all thought that this notebook PC was superb and gave it their "Editor's Choice" award.

This portable PC was given a "Recommended" award by both Pcfoster.pl and Tek.no, both of which said that this notebook PC was good.

This Lenovo notebook PC received an "Approved" award from Insidehw.com and Pcworld.com_techhive.com gave it a "Business Ready" award.

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Expert Reviews Are Good

Based on twenty-seven expert reviews from sites including CNET.com, Expert Reviews, Techradar and PC Mag the average expert rating of this notebook PC is 80 out of 100.

Good Owner Reviews

People who bought this portable PC rated this portable PC 85 out of 100 on average.

Robust

Sixteen Lenovo T420 reviewers wrote that the product was well made. Andrew Johns said on Amazon “Hinges are nice and solid with no play” and gave the product a rating of 5 stars. David Lammin said in his review “I'm in 2nd year doing a degree in computing and needed a solid laptop, I decided on t420”. Greyowl mentioned on Amazon “Until you need a laptop that you know will work ( for engineering ) and take a fair amount of wear”.

Some Lenovo T420 reviewers reckoned that it was strong and durable. Techradar mentioned in their review of the Lenovo T420 “Sturdy design”. Expert review site Goodgearguide.com.au rated it 80 out of 100 and said “It's aimed at professional users who want a sturdy, reliable and well-performing laptop”. Expert website Zdnet.com said “Portability, wrapped up in the familiar durable ThinkPad design” in their review of the Lenovo T420.

A number of customers agreed that the Lenovo T420 was reliable. Robin, from Belfast wrote in their review of the Lenovo T420 on Amazon two years ago “Have always found them reliable, excellent keyboard”. Toomas Laigna gave the product a score of 5 stars and wrote on Amazon also two years ago “Since I needed a good, reliable and not too slow professional machine for work” in their review.

One person who purchased the Lenovo T420 reckoned that it was easy to damage or scratch.

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Nice Design

Some Lenovo T420 reviewers said in their reviews that it was a good design. Digitaltrends.com mentioned “Also well worth the consideration of consumers who prefer an excellent keyboard and durable design to flashy aesthetics” in their review of the Lenovo T420. Expert website Laptopmag.com gave it a rating of 80 out of 100 and said “With its epic battery life, awesome keyboard, solid sound, durable design” in their review of this laptop. Laptopmag.com also wrote “The HP EliteBook 8460p has a more attractive design”.

Some people concluded that the product was good looking. Carlos wrote on Amazon “The lid has a pretty impressive scratch on the surface” in his review of this laptop but in spite of that he scored the Lenovo T420 3 stars. One customer who reviewed this laptop thought it was ergonomic.

One person thought the Lenovo T420 was neat. Mr. C. E. Oates rated it 80 out of 100 and said on Amazon in December last year “As described it's a tidy refurb - some minor scratches” in their review of the Lenovo T420.

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Good Product Quality

A few Lenovo T420 owners who reviewed the Lenovo T420 mentioned that it was good quality. Andrew Johns wrote on Amazon two years ago “In a sturdy box, well insulated from any travel shocks ! Laptop itself is a quality product”. Andy rated this laptop as excellent and he said on Amazon “Although not on the cutting edge styling-wise it has a well made, thought-out and utilitarianist”. Anonymous said in their Lenovo T420 review on Amazon two years ago “A nice size and good screen quality” and rated the product 4 stars.

Easy to Use

Some Lenovo T420 reviewers who bought it mentioned that it was easy to use. Anonymous said on Amazon “Two SD slots which are very handy! Unfortunately it didn't have a webcam.” and gave it a rating of 80 out of 100. David mentioned in his review of the Lenovo T420 “Also having a second hdd will be handy”. David also said “Webcam shows good quality, smart card works great, 3g modem also (although it took me a while to understand how exactly I need to use it”.

Some Lenovo T420 reviewers mentioned in their reviews that the product was comfortable and easy to hold. Anonymous scored it 80 out of 100 and mentioned on Amazon “IBM style keyboard is comfortable to type on, though it bends slightly when you're typing quickly/pressing the keys slightly harder than usual” in their review of the Lenovo T420. Miss I. wrote in her Lenovo T420 review on Amazon “Comfortable keyboard, good ergonomics with where headphones”.

One Lenovo T420 reviewer who bought the Lenovo T420 concluded that it had a good experience. Techradar mentioned “Phenomenal typing experience” .

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Reasonably Priced

A few people said in their reviews that the product was good value for money. A. Nassar gave it a very good review score and mentioned on Amazon “Good price” in their review. Amazon Customer said in December this year “They was very helpful and offered money back or to exchange” in their review of this laptop. Daniel Foreman wrote on Amazon “Now I have to go out and buy another laptop charger adding to the cost, even though they clearly advertized a genuine charger”.

Some people who reviewed it agreed that it was a bargain for the price. David Lammin wrote “I'm now trying find a reason to buy another, absolute bargain, thank you Edge Computers” in his Lenovo T420 review. John Murtagh said “I needed a good cheap system for running Ubuntu”. In December last year Mr. C. E. Oates said on Amazon “However it is what I wanted - a decent cheap well made machine” in their review.

One person thought the Lenovo T420 was cheap. Toomas Laigna rated it 5 stars and wrote on Amazon “You can get an inexpensive displayport to hdmi converter An extra HDD / SSD slot can be obtained by switching the dvd drive with a hdd caddy negatives”.

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A Top Selling Product

The T420 is a popular choice of laptop according to sales data from Amazon.

Good Size

Three Lenovo T420 owners considered that the Lenovo T420 was a good size. Andrew Johns said in his review on Amazon “I love this Laptop, nice size for surfing while lounging about”. Miss I. wrote in her Lenovo T420 review on Amazon in December “It's a good size and quite light” although she only scored it 60 out of 100.

Some Lenovo T420 owners who reviewed the Lenovo T420 thought it was a good weight. Two years ago Robin, from Belfast wrote in their review “A good balance between practical screen size and weight/portability”. Four years ago expert website Notebooks.com said in their review “That accounts for the lighter weight and the 1600 x”.

Two people who bought it considered that it was lightweight. This year Some Random Bloke mentioned in their Lenovo T420 review “I'm using a lightweight version of Linux on my machine most of the time, which coupled with 8GB RAM makes it really responsive” and gave it a rating of 4 stars.

One customer considered that the Lenovo T420 was a good body shape. Techradar.com said on expert website Techradar “With its contourless, black plastic body and sharp edges” in their review of this laptop and scored it 4 stars. One Lenovo T420 owner said in their reviews that it was good structurally. Techradar mentioned four years ago “Durable construction”.

One customer thought the product was thin. Pcper.com wrote in their Lenovo T420 review “There are disadvantages to being thin”.

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Acceptable Noise Level

A number of Lenovo T420 owners who reviewed this laptop considered that it was quiet. Toomas Laigna wrote “Great value for money Runs cool and quiet (during high loads gets warm” in their Lenovo T420 review and gave it an excellent review score. Vp. wrote on Amazon “It is quiet and efficient in terms of cooling” in their review of this laptop. Expert review site Notebookreview.com rated the product 4 stars and mentioned “At idle it's nearly silent; under load it develops a slight whine” in their Lenovo T420 review.

Good Battery Life

Seven Lenovo T420 owners who bought the product wrote that it had a good battery life. Michael Cheetham wrote “The screen good, battery good and everything works perfectly”. Expert website Cnet.com mentioned in their review of the Lenovo T420 “Unassuming as a business laptop can be on the surface, souped up with faster performance, long battery life” and gave it a score of 4 stars. Expert review site Computershopper.com scored the product 5 stars and mentioned “With Sandy Bridge-grade speed, great battery life, durability features”.

Good Connectivity

One person who reviewed this laptop concluded that it was good in terms of USB connections. One Lenovo T420 owner wrote in their reviews that the product was good in terms of HDMI connections.

One Lenovo T420 reviewer who purchased the Lenovo T420 thought it was good in terms of connectivity. Techradar mentioned “Great connectivity”.

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Good Technical Features

A few Lenovo T420 reviewers considered that it had good features. Expert website Goodgearguide.com.au wrote “It has all the good features we've grown to love over the years”. Expert website Notebooks.com mentioned “The ThinkPad T420s is a capable business notebook with a high-resolution display, durable lightweight frame and plenty of business features”.

Good for Gaming

One Lenovo T420 owner who bought it reckoned that it was good for gaming. Robin, from Belfast wrote on Amazon “I'm not into gaming, so I can't comment on the quality of the display” in their review of this laptop.

Very Fast On-Board Graphics Adapter Base Frequency

The on-board graphics adapter base frequencies of medium processor core notebook PCs that came out around the same time as the T420 range from 200MHz to 650MHz, and the average on-board graphics adapter base frequency is 370MHz. The Lenovo T420 has one of the fastest on-board graphics adapter base frequencies (650 megahertz) amongst medium processor core notebook PCs of this age.

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Very Fast On-Board Graphics Adapter Dynamic Frequency

With an on-board graphics adapter dynamic frequency of 1,300 megahertz, the Lenovo T420 has one of the fastest on-board graphics adapter dynamic frequencies amongst comparable spec notebook PCs of this age. Across all the laptops of a similar age and type to the T420 the on-board graphics adapter dynamic frequencies range from 660MHz to 1,300MHz, and the average on-board graphics adapter dynamic frequency is 1,100MHz.

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64-Bit Processor Operating Mode

This laptop supports a 64-bit processor operating mode, which is typical of many medium processor core notebook PCs that were launched more than two years ago.

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Lenovo Notebook PCs Have Good Reviews

On average Lenovo medium processor core notebook PCs have good ratings compared to other manufacturers as do all portable PCs produced by Lenovo.

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Quite Fast Processor Clock Speed

Portable PCs of a comparable age and type to the T420 have processor clock speeds of between 0.8GHz and 3.1GHz. At 2.5 gigahertz, the Lenovo T420 has a quite fast processor clock speed compared to most of the other notebook PCs that were released more than two years ago.

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Three USB 2.0 Ports

Most notebook PCs of a comparable type and age to the T420 have between one and eight USB 2.0 ports, including the Lenovo T420 which has three USB 2.0 ports.

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802.11n WiFi Standard

This notebook PC 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 on the market for around the same time as it.

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Nine Battery Cells

Most of the other similar spec notebook PCs that are a comparable age to the T420 only have between one and eight battery cells, however the Lenovo T420 has nine battery cells.

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2x SO-DIMM Memory Slot

This notebook PC has a 2x SO-DIMM memory slot, which is the most commonly found memory slot on laptops of this spec and age.

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9 Reasons Against

Only Two Displays Supported by On-Board Grap

Most medium processor core notebook PCs that are a comparable age to the T420 use two displays supported by on-board grap, including the Lenovo T420 which uses two displays supported by on-board grap.

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Only One PCI Express Lane (max)

The Lenovo T420 is a one PCI Express lane (max) notebook PC. Most of the other notebook PCs of this type and age have between 1 and 15 PCI Express lanes (max).

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Does Not Have a Front Camera

The Lenovo T420 does not have a front camera, unlike most of the other notebook PCs of a comparable spec and age to the T420.

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Does Not Have a Full-Size Keyboard

The Lenovo T420 does not have a full-size keyboard. Most of the other medium processor core notebook PCs that have been on the market for around the same time as the T420 do have a full-size keyboard.

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Quite Small Total Storage Capacity

Across all the laptops of a comparable age and spec to the T420 the total storage capacity range from 1GB to 1.5TB, and the average total storage capacity is 520GB. The Lenovo T420 has a fairly small total storage capacity (only 320 gigabytes) compared to most of the other laptops of a similar spec and age to the T420.

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Only HDD Storage Medium

This portable PC has an HDD storage medium, which is the most frequently found storage medium on portable PCs that have been around for around the same time as it. 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.

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Quite Small Hard Drive Capacity

The hard drive capacity of notebook PCs of a similar type and age to the T420 range from 180GB to 1.5TB. With a hard drive capacity of only 320 gigabytes, the Lenovo T420 has one of the smallest hard drive capacity amongst medium processor core notebook PCs of this age.

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Only 10 Mbit/s Ethernet LAN Data Rate

This portable PC Ethernet LAN data rate, which is typical of many similar spec laptops that were released around the same time as it.

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Does Not Have a Touch Sensitive Screen

The Lenovo T420 does not have a touch sensitive screen. Most of the other portable PCs of this age and spec also do not have a touch sensitive screen.

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6 Other reasons to consider the Lenovo T420

Released Over Four Years Ago

This Lenovo notebook PC has been on the market for over four years.

Intel Core I5-2xxx Processor Family

The Lenovo T420 has an Intel Core i5-2xxx processor family which is better than the Intel Core i5 processor family found on most medium processor core notebook PCs that have been on the market for a comparable time to it.

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Average Battery Life

At 9 hours, the Lenovo T420 has a pretty standard battery life compared to most of the other notebook PCs that have been on the market for more than two years.

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Average Weight

With a weight of 2.2 kilograms, the Lenovo T420 has a pretty standard weight compared to most of the other medium processor core notebook PCs that have been around for more than two years.

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Average Internal Memory

The Lenovo T420 has a relatively standard internal memory (4 gigabytes) compared to most of the other comparable spec notebook PCs that are a similar age to the T420.

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Average Screen Size

The Lenovo T420 has a pretty typical screen size (14 inches) compared to most of the other comparable spec notebook PCs that came out more than two years ago.

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Specification

Design
Form Factor
Colour
Intel Segment Tagging
Processor
Processor Core
Processor Family
Processor Clock Speed
Processor
Motherboard Chipset
Processor Socket
Processor Cache
System Bus Data Transfer Rate
Processor Thread
Maximum Turbo Frequency
Processor Model
Integrated 4G WiMAX
Processor Lithography
PCI Express Lane (max)
Processor Operating Mode
PCI Express Slot Version
Bus Type
Processor Codename
Processor Series
Thermal Design Power (TDP)
Stepping
PCI Express Configuration
CPU Multiplier (bus/core Ratio)
Tjunction
Processor Cache Type
Memory
Internal Memory
Maximum Internal Memory
Memory Slot
Memory Clock Speed
Internal Memory
Storage
Total Storage Capacity
Storage Medium
Integrated Card Reader
Hard Drive Size
Hard Drive Speed
Hard Drive Interface
Hard Drive Capacity
Hard Drive Installed
Display
Screen Size
Display Resolution
Display Brightness
LED Backlight
HD Type
Graphics
On-Board Graphics Adapter Model
On-Board Graphics Adapter ID
Display Supported by On-Board Grap
On-Board Graphics Adapter Dynamic Frequency
On-Board Graphics Adapter Base Frequency
On-Board Graphics Adapter
Optical Drive
Optical Drive
Audio
Built-In Microphone
Built-In Speaker
Audio System
Networking
Cabling
Data Network
Ethernet LAN Data Rate
Ethernet LAN Connection
WiFi Standard
Wireless LAN Connection
Networking Feature
3G Network Access Module
Bluetooth
Ports & Interfaces
Microphone Connection
Headphone Connection
ExpressCard Slot
DC-In Jack
Docking Connector
S/PDIF Out Port
Microphone in Port
Headphone Out Port
Ethernet LAN Ports
DVI Port
DisplayPort
ESATA/USB 2.0 Port
USB 2.0 Port
Keyboard
Full-Size Keyboard
Numeric Keypad
Pointing Device
Operating System/software
Operating System
Processor Special Features
Intel Anti-Theft Technology
Intel VPro Technology
Intel My WiFi Technology
Intel Turbo Boost Technology
Intel Hyper-Threading Technology
Intel Wireless Display (WiDi) Technology
Enhanced Intel SpeedStep Technology
Intel InTru 3D Technology
Intel Insider
Intel Quick Sync Video Technology
Intel Clear Video HD Technology
Intel Trusted Execution Technology
Supported Instruction Set
Processor Code
Intel FDI Technology
Intel Dual Display Capable Technology
Intel Fast Memory Access
Execute Disable Bit
Thermal Monitoring Technology
CPU Configuration (max)
Intel VT-X With Extended Page Tables (EPT)
Intel Smart Cache
Intel 64
Processor Package Size
Intel Flex Memory Access
Intel Virtualization Technology (VT-X)
Idle States
Graphics & IMC Lithography
Intel Enhanced Halt State
Intel AES New Instructions
Intel Virtualization Technology for Directed I/O (VT-D)
Intel Identity Protection Technology Version
Processor ARK ID
Battery
Battery Life
Battery Cell Count
Power
Power Auto-Sensing
Weight & Dimensions
Weight
Height At Front
Depth
Height At Front
Depth
Height At Rear
Height At Rear
Width
Width
Packaging Data
Cable Included
AC Adapter Included
Manual
Quick Start Guide
Other Features
Power Supply Type
Internal Modem
Ethernet Interface Type
Graphics Adapter Family
Wake-On-LAN Ready Feature
Compliance Industry Standards
Weight

8 Awards

Digitaltrends.com Editor's Choice pcworld.com_techhive.com Business Ready tek.no Recommended Laptopmag.com Editor's Choice computershopper.com Editor's Choice insidehw.com Approved PC Mag Editor's Choice pcfoster.pl Recommended

Expert Reviews

(43)
1 June 2012

The Lenovo ThinkPad T420 is a notebook which will take you through fire and water. The most amazing spec is the battery and the most amazing feature is the keyboard. You'll have to refrain from...

23 April 2012

In a nutshell, the Lenovo ThinkPad T420s is a powerful business portable that's a pleasure to use, but not exactly a looker. With its contourless, black plastic body and sharp edges, it looks like... Read more…

Excellent performance
Great keyboard
Good build quality
Sharp screen
160GB SSD
Price
Battery life
Gets quite hot
Expensive
Disappointing battery life
23 April 2012

In a nutshell, the Lenovo ThinkPad T420s is a powerful business portable that's a pleasure to use, but not exactly a looker. With its contourless, black plastic body and sharp edges, it looks like... Read more…

26 March 2012

A powerful and versatile laptop, but poor battery life and business-specific graphics mean it should only appeal to professionals...

15 March 2012

Much of the ThinkPad's design ? and particularly the excellent keyboard ? is traditional, but it packs plenty of up-to-date specs too: Core i7 CPU, hybrid discrete/integrated graphics, solid-state...

« Prev 1 of 9 Next »

User Reviews

(67)
Reviewed 21 June 2013 by Greyowl

I use a T500 for work and got a T420 ( second hand ) at about 25% of the new price - as a backup and for the Nvideo grapics engine for CAE/FEA. I wouldn't be without these machines. OK reviewers... Read more…

Reviewed 24 December 2014 by Andrew Johns
(Verified Purchase)

Gave a lot of thought before buying this used but my worries were groundless. Laptop arrived well packed in its own protective bubble, and in a sturdy box, well insulated from any travel shocks !... Read more…

Reviewed 18 October 2014 by Toomas Laigna
(Verified Purchase)

Since I needed a good, reliable and not too slow professional machine for work and also enjoy playing games, I was faced with a choice: either buy a high-end laptop to fit both needs or slice the... Read more…

Reviewed 25 February 2015 by David Lammin
(Verified Purchase)

10 years or so using amazon and never done a review until now. I'm in 2nd year doing a degree in computing and needed a solid laptop, I decided on t420 and took a punt on refurbished one. Delivery... Read more…

Reviewed 9 February 2015 by Tomasz
(Verified Purchase)

Laptop is working fine, but looks like piece of s***, like someone was using axe to chop of all rubbers and switches. Battery with broken little hooks- gives 15 min work- you can buy replacement... Read more…

« Prev 1 of 14 Next »

Brochures and Manuals

+- Manufacturer's Description

Product Identifiers

Manufacturer Part Numbers lenovo t420, lenovo t420l, lenovo t420s, lenovo t420lt, lenovo i52520, lenovo 4177q5, lenovo i52410, lenovo 4177q5u, lenovo i52410m, lenovo i52520m
Barcodes 00645743457300, 00645743457423, 00645743935495, 00788679077867, 00885976982938, 00886605126853, 00886605152241, 00886605213164, 00886605229196, 00886843341469, 00886843452844, 00886843745823, 05711045220418, 07253096159548

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2 core Intel Core i5-2xxx 2.5GHz 4GB 320GB HDD 14"
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