Realme C21 review
Test scoreShow Context
This simple smartphone might lack access to the 5G network, but if it does the basics well, the Realme C21 might still be worth considering if you’re looking for an entry-level smartphone. We tested it to see how it compares with higher-priced alternatives.What's included:
- Pros and cons
- What is it?
- What’s it like to use?
- How long does the battery last?
- How good are the cameras?
- Is there anything I should know?
- Should I buy it?
First reviewed by Which?
Compare retailersPrices updated daily
Prices are ordered from lowest to highest, irrespective of retailer rating or stock, and exclude any potential delivery costs. We are not able to show every possible retailer and cheaper prices may be available. When you click on a retailer link on our site, we may earn affiliate commission. This supports our not-for-profit mission to empower consumers and in no way affects our recommendations. Find out more.
- 21%Lowest score
- 63%Average score
- 80%Highest score
Choosing the best mobile phone
Find out how to buy the best mobile phone for you. Here, we give you our top shopping tips, and highlight the latest smartphone releases.
Top five best smartphones for 2022
If you want to quickly find out the best smartphones you should be considering right now, there's no need to go further than this guide. We cover the best iPhones and Android smartphones, as well as the best cheap mobile phones.
Mobile phones with the best battery life
Do iPhones last as long as Android smartphones? We have the answer. We also reveal which smartphones have the best battery life from our unrivalled lab tests, and name and shame those that will struggle to see you through the day.