# Lenovo ThinkPad T420

14 Hacker News commenters recommended Lenovo ThinkPad T420 and 2 criticized it, November 2025 to November 2026. It was recommended in 9 of 13 months; owners who said how long report a median of 15 years (3 owners). It meets the Hacker Approved badge rule.

**Verdict:** Owners say it runs reliably for many years, is easy to repair and upgrade, and handles everyday work. Critics most often point to the weak screen.

## Why people recommend it

- Runs reliably for many years (4 comments): "Does all the email, video, office stuff I need it to do effortlessly and just won't die" ([source](https://news.ycombinator.com/item?id=48351879)) "still run perfectly fine after 15 years, the only complaint is the shitty screen" ([source](https://news.ycombinator.com/item?id=50182822)) "running 24/7 pegged as a multi-camera DVR since 2011, no issues whatsoever" ([source](https://news.ycombinator.com/item?id=47709349))
- Easy to repair and upgrade (2 comments): "My ThinkPad t420 had a small built in battery so I could switch batteries without shutdown." ([source](https://news.ycombinator.com/item?id=49599511)) "I think I've repaired or replaced every single swappable component aside from the display." ([source](https://news.ycombinator.com/item?id=46670353))
- Solid, sturdy build (2 comments): "they both feel as solid as anything I've had from Apple" ([source](https://news.ycombinator.com/item?id=46668714)) "it seems very solid on the T420 so far" ([source](https://news.ycombinator.com/item?id=46475892))
- Handles streaming, coding and office work (2 comments): "The stream and code runs on a ThinkPad T420's smoothly after running the code in the background." ([source](https://news.ycombinator.com/item?id=46468412)) "Does all the email, video, office stuff I need it to do effortlessly and just won't die" ([source](https://news.ycombinator.com/item?id=48351879))

## What people warn about

- Weak screen (1 comments): "still run perfectly fine after 15 years, the only complaint is the shitty screen" ([source](https://news.ycombinator.com/item?id=50182822))

## Alternatives hackers recommend

- [Apple MacBook Pro](https://hackerapproved.com/p/macbook-pro.md): 928 recommend
- [Apple MacBook Neo](https://hackerapproved.com/p/macbook-neo.md): 707 recommend
- [MacBook Air](https://hackerapproved.com/p/macbook-air.md): 633 recommend
- [Apple MacBook](https://hackerapproved.com/p/apple-macbook.md): 499 recommend
- [Framework Laptop 12](https://hackerapproved.com/p/framework-laptop-12.md): 83 recommend

## Where to get it

- [See price on Amazon](https://www.amazon.com/s?k=Lenovo+ThinkPad+T420+laptop&tag=hackerapprove-20) (affiliate link)

## Cite as

Hacker Approved, "Lenovo ThinkPad T420", https://hackerapproved.com/p/thinkpad-t420/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).