# Casio watch

49 Hacker News commenters recommended Casio watch and 8 criticized it, November 2025 to November 2026. It was recommended in 10 of 13 months; owners who said how long report a median of 5 years (4 owners). It meets the Hacker Approved badge rule.

**Verdict:** People recommend Casio digital watches for battery life measured in years, low price and simple, durable use. Critics say the backlight is weak and the interface is hard to use.

## Why people recommend it

- Battery lasts years without charging (8 comments): "My $10 Casio is infinitely a more reliable timepiece. It doesn't need charging so it can be taken off-grid for months at a time" ([source](https://news.ycombinator.com/item?id=48947585)) "it's so nice to not have to ever think about the battery life!" ([source](https://news.ycombinator.com/item?id=49276363)) "a cheaper Casio that can last ten years on a 5 dollar battery" ([source](https://news.ycombinator.com/item?id=47462802))
- Low price, good value (7 comments): "most features, battery life, versatility, utility, and durability for the lowest possible price" ([source](https://news.ycombinator.com/item?id=47270123)) "Casio are great watches that are accessible to just about everybody on the planet." ([source](https://news.ycombinator.com/item?id=50321216)) "a cheaper Casio that can last ten years on a 5 dollar battery" ([source](https://news.ycombinator.com/item?id=47462802))
- Simple, reliable, no smartphone needed (6 comments): "The Casio calculator watch was a reliable, ergonomic watch, with a reliable, ergonomic (for its size) calculator." ([source](https://news.ycombinator.com/item?id=49893776)) "I no longer have to pull out my smartphone just to get the current time." ([source](https://news.ycombinator.com/item?id=46652112)) "After 2 months I must admit that I don't really need smart watches" ([source](https://news.ycombinator.com/item?id=50318480))
- Durable, long-lasting, still working (4 comments): "most features, battery life, versatility, utility, and durability for the lowest possible price" ([source](https://news.ycombinator.com/item?id=47270123)) "waterproof and battery can be swapped out by undoing 4 philips screws, no glue" ([source](https://news.ycombinator.com/item?id=48010071)) "Been living with a Casio on the wrist uninterrupted for years now" ([source](https://news.ycombinator.com/item?id=47462230))

## What people warn about

- Hard to read, weak backlight (3 comments): "it looks very cool, but is also much harder to read" ([source](https://news.ycombinator.com/item?id=49373284)) "I frankly just wish it had a backlight." ([source](https://news.ycombinator.com/item?id=50329763)) "the backlight is so horrible" ([source](https://news.ycombinator.com/item?id=50319202))
- Confusing interface and design (3 comments): "so hard to use and can't possibly have been used regularly by their owners" ([source](https://news.ycombinator.com/item?id=50318324)) "the interactions are so confusing compared to casio" ([source](https://news.ycombinator.com/item?id=50317554)) "I really don't get the UI / design" ([source](https://news.ycombinator.com/item?id=45898641))
- Clock and settings quirks (2 comments): "my Casio can't even change the default mm-dd to my country's default dd-mm" ([source](https://news.ycombinator.com/item?id=49371368)) "my casio clock sync starts skewing over time" ([source](https://news.ycombinator.com/item?id=46404389))

## Alternatives hackers recommend

- [Casio F-91W](https://hackerapproved.com/p/casio-f-91w.md): 47 recommend
- [Casio G-Shock](https://hackerapproved.com/p/casio-g-shock.md): 43 recommend
- [Casio F-B100W](https://hackerapproved.com/p/casio-f-b100w.md): 40 recommend
- [Casio Wave Ceptor](https://hackerapproved.com/p/casio-wave-ceptor.md): 5 recommend
- [Casio F-105W](https://hackerapproved.com/p/casio-f-105w.md): 5 recommend

## Where to get it

- [See price on Amazon](https://www.amazon.com/s?k=Casio+digital+watch&tag=hackerapprove-20) (affiliate link)
- [Official site](https://www.casio.com/us/)

## Cite as

Hacker Approved, "Casio watch", https://hackerapproved.com/p/casio-watch/ (counts from 1,795,640 Hacker News comments, November 2025 to November 2026).