20 Best Thinkpad T420 [2024]

Are you looking for the best thinkpad t420? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling thinkpad t420.

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1 Lenovo Thinkpad T420 Notebook PC - Intel Core i5 2410M 2.3G 8GB 320GB SATA Win 10 Professional... Lenovo Thinkpad T420 Notebook PC - Intel Core i5 2410M 2.3G 8GB 320GB SATA Win 10 Professional...
2 Lenovo Thinkpad T420 - Intel Core i5 2520M 8GB 320GB Windows 10 Professional (Renewed) Lenovo Thinkpad T420 - Intel Core i5 2520M 8GB 320GB Windows 10 Professional (Renewed)
3 Lenovo ThinkPad T420 Laptop WEBCAM - Intel Core i5 2.50ghz - 8GB DDR3 - 128GB SSD - DVDRW - Windows... Lenovo ThinkPad T420 Laptop WEBCAM - Intel Core i5 2.50ghz - 8GB DDR3 - 128GB SSD - DVDRW -...
4 Lenovo Thinkpad T420 14 HD Anti-Glare LED-Backlit Premium Business Laptop, Intel Core i7-2640M... Lenovo Thinkpad T420 14 HD Anti-Glare LED-Backlit Premium Business Laptop, Intel Core i7-2640M...
5 T430 Battery for Lenovo Thinkpad 70++ T410 T420 T510 T520 T530 T530I SL410 SL510 E420 E520 W510 W520... T430 Battery for Lenovo Thinkpad 70++ T410 T420 T510 T520 T530 T530I SL410 SL510 E420 E520 W510...
6 Lenovo ThinkPad T440 14in NoteBook PC - Intel Core i5-4300u 1.90GHz 8GB 250GB SSD Windows 10... Lenovo ThinkPad T440 14in NoteBook PC - Intel Core i5-4300u 1.90GHz 8GB 250GB SSD Windows 10...
7 Lenovo Thinkpad T440 Ultrabook, 14 Inch Display, Intel Core 4th Gen i5-4300U 1.9GHz, 8GB RAM, 500GB,... Lenovo Thinkpad T440 Ultrabook, 14 Inch Display, Intel Core 4th Gen i5-4300U 1.9GHz, 8GB RAM,...
8 65W Wall Adapter IdeaPad Charger for Lenovo Laptop 110 110s 120s 130s 310 330S 320 330 510 510s 520... 65W Wall Adapter IdeaPad Charger for Lenovo Laptop 110 110s 120s 130s 310 330S 320 330 510 510s...
9 AC Charger Fit for Lenovo Thinkpad T61 T400 T430 T420 T410 T530 T500 X230, Edge R61 R61i E430 E520... AC Charger Fit for Lenovo Thinkpad T61 T400 T430 T420 T410 T530 T500 X230, Edge R61 R61i E430...
10 LXHY 0A36303 11.1V 94Wh 70++ Laptop Battery Compatible with Lenovo ThinkPad T420 T520 T410 T430 T530... LXHY 0A36303 11.1V 94Wh 70++ Laptop Battery Compatible with Lenovo ThinkPad T420 T520 T410 T430...
11 Lenovo ThinkPad T420 14' LED Notebook Intel Dual Core i7-2640M 2.80GHz 4 GB DDR3 RAM 128GB SSD... Lenovo ThinkPad T420 14" LED Notebook Intel Dual Core i7-2640M 2.80GHz 4 GB DDR3 RAM 128GB SSD...
12 4GB 1600MHZ SODIMM Single Rank 4GB 1600MHZ SODIMM Single Rank
13 Dell Latitude E6420 14.1-Inch Laptop (Intel Core i5 2.5GHz with 3.2G Turbo Frequency, 4G RAM, 128G... Dell Latitude E6420 14.1-Inch Laptop (Intel Core i5 2.5GHz with 3.2G Turbo Frequency, 4G RAM,...
14 0A36303 70++ T430 W510 Battery W530 for Lenovo ThinkPad T420 T410 T530 L430 L530 T520 T510 W520 L410... 0A36303 70++ T430 W510 Battery W530 for Lenovo ThinkPad T420 T410 T530 L430 L530 T520 T510 W520...
15 Dtk Extended Laptop Notebook Battery Replacement for Lenovo IBM Thinkpad E40 E50 0578 E420 E425 E520... Dtk Extended Laptop Notebook Battery Replacement for Lenovo IBM Thinkpad E40 E50 0578 E420 E425...
16 Dtk Laptop Battery for Lenovo Thinkpad E40 E50 Edge 0578 E420 E425 E520 E525 L410 L412 L420 L421... Dtk Laptop Battery for Lenovo Thinkpad E40 E50 Edge 0578 E420 E425 E520 E525 L410 L412 L420 L421...
17 Laptop Charger for Lenovo ThinkPad,90W AC Power Adapter Charger for Lenovo ThinkPad T400 T410 T420... Laptop Charger for Lenovo ThinkPad,90W AC Power Adapter Charger for Lenovo ThinkPad T400 T410...
18 Powerost T430 Laptop Battery for Lenovo ThinkPad T420 T410 T530 T520 T510 W530 W520 W510 L430 L420... Powerost T430 Laptop Battery for Lenovo ThinkPad T420 T410 T530 T520 T510 W530 W520 W510 L430...
19 Hard Drive Caddy + TrackPoint Cap for Lenovo ThinkPad T420 T430 T520 T530 T540 T540p W520 W530 W540... Hard Drive Caddy + TrackPoint Cap for Lenovo ThinkPad T420 T430 T520 T530 T540 T540p W520 W530...
Bestseller No. 1
Lenovo Thinkpad T420 Notebook PC - Intel Core i5 2410M 2.3G 8GB 320GB SATA Win 10 Professional...
  • 14
  • Windows 10 Professional 64 bit
  • System ram type, ddr3_sdram
  • Memory storage capacity, 320.0
Bestseller No. 2
Lenovo Thinkpad T420 - Intel Core i5 2520M 8GB 320GB Windows 10 Professional (Renewed)
  • This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic...
  • Lenovo ThinkPad T420 Laptop PC
  • Intel Core I5 2520M up to 3.2GHz
  • 8G DDR3, 320G HDD, DVD
  • Windows 10 Pro 64 Bit Support English/French/Spanish
Bestseller No. 3
Lenovo ThinkPad T420 Laptop WEBCAM - Intel Core i5 2.50ghz - 8GB DDR3 - 128GB SSD - DVDRW - Windows...
  • This Certified Refurbished product is tested & certified to work like new by a Microsoft Authorized Refurbisher. The product includes charger, and is...
  • Intel Core i5 2.50GHz
  • 8GB RAM / 128GB SSD Hard Drive / DVDRW
  • 14.1" display / Webcam
  • Windows 10 Professional 64bit
Bestseller No. 4
Lenovo Thinkpad T420 14 HD Anti-Glare LED-Backlit Premium Business Laptop, Intel Core i7-2640M...
  • Product Type:NOTEBOOK COMPUTER
  • Item Package Quantity:1
  • Display : 14' HD screen
  • Processor : Core I7 Processor
Bestseller No. 5
T430 Battery for Lenovo Thinkpad 70++ T410 T420 T510 T520 T530 T530I SL410 SL510 E420 E520 W510 W520...
  • Gomarty:100% Brand NEW,Battery Type: Li-ion Voltage:10.8V Capacity:57WH Cells:6-cell Color: Black,High Quality Battery for Lenovo;Gomarty has...
  • Battery Models:42T4733 42T4235 42T4731 45N1001 70++ 45N1106 45N1107 42T4757 42T4737 42T4753 51J0499 57Y4185 57Y4186,ASM 45N1000 ASM 42T4703 ASM...
  • This laptop Battery works with Lenovo Thinkpad L410 L412 L420 L421 L430 L510 L512 L520 L530 T410 ( not the T410S) T410i T420 ( not the T420S) T420i...
  • Grade A cells ensure fast charges and low power consumption; Built-in circuit protection ensures both safety and stability.Customer Questions: Any...
  • CE-/RoHS-/FCC- Certified and Built-in circuit protection ensure both safety and stability.Fast Shipping from US,best price,best products and best...
SaleBestseller No. 6
Lenovo ThinkPad T440 14in NoteBook PC - Intel Core i5-4300u 1.90GHz 8GB 250GB SSD Windows 10...
  • Intel Core i5-4300U - 1. 9GHz Processor
  • 8GB DDR3 - 250GB Solid State Drive
  • 14. 0in HD TN (1366 x 768)
  • Microsoft Windows 10 Professional (64-Bit)
SaleBestseller No. 7
Lenovo Thinkpad T440 Ultrabook, 14 Inch Display, Intel Core 4th Gen i5-4300U 1.9GHz, 8GB RAM, 500GB,...
  • Powerful Intel 4th Gen Core i5 Processor 4300U 1.9Hz.
  • 8GB RAM (upgradable to 16GB),500GB SATA Hard Drive.
  • 14" (1366 x 768) screen, Intel HD 4400 Graphics, WIFI.
  • Windows 10 Professional 64 bit
SaleBestseller No. 8
65W Wall Adapter IdeaPad Charger for Lenovo Laptop 110 110s 120s 130s 310 330S 320 330 510 510s 520...
  • Output Max - 20V 3.25A 65W (compatible with 20V 2.25A 45W) Input:100-240V ,Connector: 4.0*1.7mm
  • Compatibilit with: (45W 65W) Lenovo IdeaPad 100 100S-14 110 310 510 510S 710 710S; Lenovo 100s N22 N22-20 Touch Chromebook, N22 Winbook, ThinkPad N22,...
  • Compatibilit P/N: ADLX65CDGU2A ADLX65CLGC2A ADL45WCC 5A10H42923 5A10H43630 ADP-45DW BA PA-1450-55LL GX20K11838 A-1450-55LU
  • CE/FCC/UL or ROHS Certified for Security Assurances.
  • Our Service: Focus On Providing Quality Power Products and Excellent Customer Service,24 x 7 Email Support and12 Months warranty, 30 Days Money Back...
Bestseller No. 9
AC Charger Fit for Lenovo Thinkpad T61 T400 T430 T420 T410 T530 T500 X230, Edge R61 R61i E430 E520...
  • Fit for Lenovo Thinkpad T61 T400 T430 T420 T410 T530 T500 X230, Edge R61 R61i E430 E520 E530 E535 Laptop
  • Output: 20V 3.25A 65W Input:100-240V 50-60Hz
  • Safety - All of our product lines are put through rigorous quality control procedures, reliable operation for years to come. In addition, our products...
  • Package Includes:1 X AC Charger,1 X Power Cord
  • Warranty: This product is eligible for replacement or refund within 30 days,and the manufacturer provides an additional 12 Months Warranty
Bestseller No. 10
LXHY 0A36303 11.1V 94Wh 70++ Laptop Battery Compatible with Lenovo ThinkPad T420 T520 T410 T430 T530...
  • Battery Type: Lithium-Ion ; Model Name: 0A36303 0A36302 FRU P/N 45N1007 ; Voltage: 11.1V ; Capacity: 8.4Ah/94Wh ; Cells: 9-cell; Condition: 100% New...
  • Compatible for Lenovo Thinkpad T410 T410i T420 T420i T430 T430i T510 T510i T520 T520i T530 T530i Thinkpad L410 L412 L420 L421 L430 L510 L530S W510...
  • Compatible for ASM P/N 42T4703 42T4752 42T4756 42T4794 42T4796 45N1000 45N1004 45N1106 FRU P/N 45N1001 45N1005 42T4765 0A36303 0A36302 45N1007 45N1011...
  • High Quality Security: Our 0A36303 0A36302 Battery has passed the intelligent and reliable safety inspection UL-/CE-/FCC-/RoHS.Quicker charging, lower...
  • Warranty : 90 Days Money Back Guarantee; 12 Months Warranty; 24 x 7 Email Support.Any question please contact us directly through the "Ask a...
Bestseller No. 11
Lenovo ThinkPad T420 14" LED Notebook Intel Dual Core i7-2640M 2.80GHz 4 GB DDR3 RAM 128GB SSD...
  • Microsoft Windows 7 Professional 64-bit pre-installed w/CoA
  • Intel Core i7-2640M 2.8 GHz dual-core processor w/Hyper-Threading Technology
  • 4 GB DDR3 RAM (supports up to 8GB MAX), 128GB SSD Serial ATA hard drive, DVD±RW drive
  • Intel HD 3000 graphics w/Clear Video HD technology, 4-in-1 media card reader, 720p High Definition Integrated Webcam
  • 14" LED 1600 x 900, WiFi, Bluetooth
SaleBestseller No. 12
4GB 1600MHZ SODIMM Single Rank
  • Kingston Technology 4GB DDR3-1600. Internal memory: 4 GB, Internal memory type: DDR3, Memory clock speed: 1600 MHz
  • Brilliant Design
  • Reliable Product
Bestseller No. 13
Dell Latitude E6420 14.1-Inch Laptop (Intel Core i5 2.5GHz with 3.2G Turbo Frequency, 4G RAM, 128G...
  • Windows 10.
  • System ram type, ddr3_sdram
  • Memory storage capacity, 4.0
  • Package Weight, 3.765 kilograms
Bestseller No. 14
0A36303 70++ T430 W510 Battery W530 for Lenovo ThinkPad T420 T410 T530 L430 L530 T520 T510 W520 L410...
  • POWER SPECS: Brovekeey specialized in Laptop Accessories including Laptop Batteries, Adapters and other Electronics. Battery Type: Li-ion; Voltage:...
  • COMPATIBILITY: Lenovo ThinkPad L412 L420 L430 L512 L520 L530 T410 T410 T420 T420 T420i T430 T430i T510 T520 T520i T530, ThinkPad W510 W520 W530 W530i...
  • COMPATIBLE P/N: Lenovo 70++ 0A36303 0A36302 42T4852 42T4927 42T4969 45N1007 45N1011 45N1001 45N1005 42T4235 42T4756 42T4798 42T4848 42T4911 51J0499...
  • FITS PROPERLY AND CHARGES FAST: 100% New from Manufacturer Grade A cells ensure fast charges and low power consumption ; Adopted upgraded circuit...
  • OUR SERVICE: your repeat business is important for us, 24 x 7 Email Support,Fast Shipping from US, best price, products and service, 30 days money...
Bestseller No. 15
Dtk Extended Laptop Notebook Battery Replacement for Lenovo IBM Thinkpad E40 E50 0578 E420 E425 E520...
  • Battery type: Li-ion; Capacity: 7800mAh; Cells: 9-cell; Voltage: 10.8V.
  • Compatible Models: LENOVO ThinkPad E40 E50 Edge 0578-47B Edge 14" 05787UJ d 14" 05787VJ 14" 05787WJ Edge 15" E420 E425 E520 L410 L412 L420 L421 L510...
  • Compatible Part Numbers : 42T4235 42T4708 42T4714 42T4733 42T4756 42T4764 42T4798 42T4803 42T4819 42T4848 42T4911 51J0499 57Y4185 57Y4545 ASM 42T4703...
  • Operation time for standard batteries(9-cell, 7800mah): Around 3 hours, the actual operation time will depend on how much electricity is required by...
  • All DTK batteries are UL/CE-/FCC-/RoHS certified for safety and packed with a variety of safety features, including short circuit, overheat, and...
Bestseller No. 16
Dtk Laptop Battery for Lenovo Thinkpad E40 E50 Edge 0578 E420 E425 E520 E525 L410 L412 L420 L421...
  • Battery type: Li-ion; Capacity: 5200mAh; Cells: 6-cell; Voltage: 10.8V.
  • Compatible Models: LENOVO ThinkPad E40 E50 Edge 0578-47B Edge 14" 05787UJ d 14" 05787VJ 14" 05787WJ Edge 15" E420 E425 E520 L410 L412 L420 L421 L510...
  • Compatible Part Numbers : 42T4235 42T4708 42T4714 42T4733 42T4756 42T4764 42T4798 42T4803 42T4819 42T4848 42T4911 51J0499 57Y4185 57Y4545 ASM 42T4703...
  • Operation time for standard batteries(6-cell, 5200mah): Around 2 hours, the actual operation time will depend on how much electricity is required by...
  • All DTK batteries are UL/CE-/FCC-/RoHS certified for safety and packed with a variety of safety features, including short circuit, overheat, and...
Bestseller No. 17
Laptop Charger for Lenovo ThinkPad,90W AC Power Adapter Charger for Lenovo ThinkPad T400 T410 T420...
  • 【Technical Details:】Output: 20V 4.5A-90W( 3.25A / 65W compatible) Input: 100~240V 50-60Hz Connector: 7.9*5.5mm
  • 【Compatible with:】 ThinkPad Edge 13 14 15 - Edge 13 0196, Edge 14 0199, 0578, 0579, Edge 15 0301, 0302, 0319
  • 【Compatible with:】 ThinkPad E L R S T Z Series; 3000 Series; ThinkPad & Tablet X Series (Please use "ctrl"+ "F" to choose laptop models)
  • 【Compatible Part Numbers:】92P1105 92P1107 92P1108 92P1109 92P1211 92P1113 92P1155 92P1156 92P1157 92P1158 40Y7659 40Y7696 41R4493 42T4418 42T4419...
  • 【Note:】 For more compatible models, please see details page.
Bestseller No. 18
Powerost T430 Laptop Battery for Lenovo ThinkPad T420 T410 T530 T520 T510 W530 W520 W510 L430 L420...
  • ★Battery Type: Li-ion; Voltage:11.1V; Capacity:5200mAh/58Wh; We do not make fake capacity, the actual capacity will only be higher than the label...
  • ★SAFETY AND QUALITY: All POWEROST batteries are CE-/FCC-/RoHS certified . Grade A cells ensure fast charges and low power consumption.Up to 600...
  • ★WARRANTY & SUPPORT: 24x7 Email Support. Fast shipment from Amazon warehouse. Replacement or refund supported within 1 YEAR WARRANTY if there is...
  • ★COMPATIBLE WITH PART NUMBERS: 42T4733 42T4235 42T4731 45N1001 70++ 42T4757 42T4737 42T4753 51J0499 57Y4185 57Y4186 ASM 42T4703 ASM 42T4752 ASM...
  • ★COMPATIBLE WITH LAPTOP MODELS: T410/T410i T420/T420i T430/T430i T510/T510i T520/T520i T530/T530i W510 W520 W530 L410 L412 L420 L421 L430 L510 L512...
Bestseller No. 19
Hard Drive Caddy + TrackPoint Cap for Lenovo ThinkPad T420 T430 T520 T530 T540 T540p W520 W530 W540...
  • Metal Hard Drive Caddy and Shock Absorbing Rubber Rails + TrackPoint Cap for Lenovo ThinkPads
  • Guaranteed to Fit the Following Models: T420 T430 T520 T530 T540 T540p W520 W530 W540 W541 X200 X201 X201s X200T X201T T400 T410 T410s T500 W500 T510...
  • Includes 1 TrackPoint Cap, 1 - Metal Hard Drive Caddy, 2 - Shock Absorbing Rubber Rails, 4 - Screws to Attach Caddy to 7mm Hard Drive or SSD
  • Both Variations Will Fit in the 9.5mm Hard Drive Bay of the Supported Models. Variation Size Refers to the size of the Hard Drive or SSD to be Used...

Having trouble finding a great thinkpad t420?

This problem is well understood by us because we have gone through the entire thinkpad t420 research process ourselves, which is why we have put together a comprehensive list of the best thinkpad t420s available in the market today.

After hours of searching and using all the models on the market, we have found the best thinkpad t420 for 2023. See our ranking below!

How Do You Buy The Best Thinkpad T420?

Do you get stressed out thinking about shopping for a great thinkpad t420? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching thinkpad t420, which is why we have assembled a comprehensive list of the greatest thinkpad t420 available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for thinkpad t420 that you consider buying. Your questions might include the following:

  • Is it worth buying an thinkpad t420?
  • What benefits are there with buying an thinkpad t420?
  • What factors deserve consideration when shopping for an effective thinkpad t420?
  • Why is it crucial to invest in any thinkpad t420, much less the best one?
  • Which thinkpad t420 are good in the current market?
  • Where can you find information like this about thinkpad t420?

We’re convinced that you likely have far more questions than just these regarding thinkpad t420, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for thinkpad t420, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible thinkpad t420. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an thinkpad t420 buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available thinkpad t420 currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of thinkpad t420 has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an thinkpad t420?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your thinkpad t420.
  5. Customer Ratings: Number ratings grade thinkpad t420 objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their thinkpad t420.
  7. Product Quality: You don’t always get what you pay for with an thinkpad t420, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an thinkpad t420 is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining thinkpad t420 information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding thinkpad t420 is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What is the SATA speed of ThinkPad T420?

A: The benchmarks that show the 500 MB/s speed on modern SSDs are for sequential transfers, and most daily usage calls for mixed IO, usually leaning on the side of random transfers which tend to max out around 100-200MB/s, well within the range of SATA II.

Q: Does the Lenovo ThinkPad T420 have dedicated graphics?

A: r/thinkpad: IBM and Lenovo ThinkPad laptop enthusiasts! … (non-ultrabook) W series. Not only are they not much different in size, you can count on them to carry dedicated graphics. level 2. X1C4;T420 Original Poster 3 points · 5 years ago · edited 5 years ago. But those are workstations with Nvidia Quadros, buying one of those doesnt make …

Q: How to disable Secure Boot on ThinkPad T420?

A: You might have to reinstall grub… if you’re using UEFI, boot back into the live environment and check your drive structure for a FAT32 partition at the beginning of the drive. There should be bootloader files installed there. If not, there are instructions on how to reinstall grub.

Q: Is USB 3.0 possible on a T420?

A: The T420 does not have USB 3.0 ports. The T420 uses USB 2.0, and I think they are backwards compatible with USB 1.1, but I’m not certain on the backward compatibility. USB 3.0 was first introduced in our 13th generation servers, the T420 is a 12th generation server.