Buying a second-hand mobile phone can be a great way to save money, but it can also be a risky business. Before making a purchase, there are several things you should consider to ensure you get a good deal. In this article, we will discuss the most important factors you should keep in mind when buying a used phone.

Check the Phone’s Condition

The physical appearance of the phone is an essential factor to consider when buying a second-hand mobile phone. However, its appearance can also affect its price. It is crucial to check if the phone is working correctly before making a purchase. Don’t rush your decision; take your time to analyze the phone and ensure it’s in good condition.

Know the Health of the Battery

Checking the battery’s health is one of the most critical things you should do when buying a second-hand mobile phone. If the battery is near its end of life, it may require an expensive replacement. Here’s how to check the battery’s health on an iPhone:

  1. Go to Settings
  2. Select Battery
  3. Check the Battery Health
  4. Verify the Maximum Capacity

salud Batería iPhone

If you’re purchasing an Android phone, it may be more challenging to check the battery’s health. However, some models allow you to check the battery’s status quickly. If not, you can download an app to check it. We recommend using AccuBattery as it is a complete, user-friendly, and secure app.

Accu​Battery app

Download Accu​Battery

Other Things to Look For

Apart from the battery’s health, there are other things you should check when buying a second-hand mobile phone. These include:

  1. The price:
    Research the market to ensure you’re paying a fair price for the phone. If the price is too good to be true, be wary.
  2. The warranty:
    If you’re purchasing from a store, check the warranty period. If you’re buying from a private seller, there may be no warranty.
  3. Basic functions:
    Test the phone’s features like the camera, speakers, microphone, and other essential applications.
  4. Updates:
    Check if the phone will receive any future updates to ensure it’s not already outdated.
  5. Erased data:
    Ensure the seller has deleted all their data from the phone before selling it to you.
  6. Carrier lock:
    Ensure the phone is unlocked or is compatible with your carrier.

Buying Online

If you’re purchasing a second-hand mobile phone online, ensure you’re buying from a reputable seller or store. Do your research and read customer reviews to determine if the seller is trustworthy.


Buying a second-hand mobile phone can be an excellent way to save money, but it’s essential to take precautions to ensure you get a good deal. Follow the tips outlined in this article to avoid any unpleasant surprises and make a wise purchase decision.