TecnoOrange 
Before calling your internet provider saying your WiFi is slow, it’s worth checking the actual speed of your connection. Using your phone to measure WiFi speed is the quickest and most reliable way to know exactly what you’re getting. Here are the best methods, the most accurate apps, and how to interpret the results.
Table of contents
Table of contents
Measure WiFi speed with Speedtest by Ookla
Speedtest by Ookla is the most well-known and widely used tool in the world for measuring internet speed. I’ve been using it for years and it’s still my go-to when I want quick, reliable data.
To use it:
- Download Speedtest by Ookla from Google Play (it’s free)
- Connect to the WiFi network you want to measure
- Open the app and tap the GO button
- Wait about 30-60 seconds while it runs the test
- You’ll get three values: download speed, upload speed, and ping
What I like about Speedtest is that it automatically selects the nearest server to give you realistic results. You can also manually choose a server if you want to compare against a different reference point.
The results I typically get at home with a 600 Mbps connection are:
- Download: Between 350-500 Mbps (depending on distance from router)
- Upload: Between 100-200 Mbps
- Ping: Between 3-8 ms
These values are normal. You’ll never receive exactly what your provider promises over WiFi. If your contract is for 600 Mbps and you get 400 Mbps over WiFi, that’s completely standard. The loss is due to interference, distance, and WiFi standard limitations.
Pro-tip: For the most accurate Speedtest results, close all background apps, keep your phone close to the router, and run at least three tests. The average of the three will be your most representative real speed.
Interpreting Speedtest results
| Value | What it means | Ideal result |
|---|---|---|
| Download | Speed when receiving data | 70-100% of your plan |
| Upload | Speed when sending data | Varies by provider |
| Ping (Latency) | Server response time | Under 20ms |
| Jitter | Ping variation | Under 5ms |
Other apps to measure WiFi speed
While Speedtest is my favorite, there are other options worth knowing about. I’ve tried several, and these are the ones I’ve liked the most:
FAST.com by Netflix is the simplest alternative. You don’t need to install anything: open fast.com in your browser and the test starts automatically. What’s interesting is it specifically measures streaming speed, so it tells you if your connection is sufficient for watching Netflix in 4K, for example.
Meteor by OpenSignal is an app that pleasantly surprised me. Beyond measuring speed, it tells you what you can do with that connection: how many seconds it would take to download a photo, a YouTube video, or an app. It’s very visual and easy to understand if you don’t want to get bogged down in numbers.
nPerf is the option for those who want detailed data. Beyond speed, it measures web browsing quality, video streaming, and connection stability. It generates comprehensive reports you can compare with other users in your area.
WiFi Analyzer doesn’t measure speed directly, but it shows very valuable information about your network: WiFi channel, signal strength, interference from neighboring networks. I always use it before running a speed test to understand why the results are what they are.
Pro-tip: Use FAST.com for a quick measurement and Speedtest for detailed data. If the results differ significantly, the problem may be in your router configuration or your provider, not the measurement tool.
How to measure WiFi speed in different areas of your home
WiFi speed isn’t the same throughout the house. This is something many people don’t know and explains why it works great in the living room but is a disaster in the bedroom.
What I do when I want a complete picture of my WiFi is walk through the house with my phone taking measurements in each room:
- Take a first measurement right next to the router (this is your baseline speed)
- Move room by room measuring at the same spot each time
- Record the results in a note on your phone or on paper
- Identify the areas with the worst coverage
Normally I find that speed drops 20-30% when changing rooms and 50-70% when on a different floor or at the opposite end of the house. Walls, especially concrete ones, are the number one enemy of WiFi.
Common problem areas:
- Bathrooms (metal pipes block signal)
- Kitchens (appliances generate interference)
- Balconies and terraces (too far from the router)
- Underground garages (thick concrete walls)
- Rooms with microwave in use (interferes with 2.4GHz band)
Pro-tip: If you discover dead zones in your house, consider installing a WiFi mesh system. TP-Link Deco or Google Nest WiFi systems eliminate virtually all dead zones and maintain consistent speeds throughout the house.
Typical results by distance from router
| Distance from router | Typical speed loss | Solution |
|---|---|---|
| Same room | 0-10% | None needed |
| Adjacent room | 10-30% | Router positioning |
| Two rooms away | 30-50% | Extender or mesh |
| Different floor | 40-60% | Mesh recommended |
| Far end of house | 50-80% | Mesh or Ethernet cable |
Factors that affect WiFi speed
Understanding why your WiFi is slow is just as important as measuring it. I’ve researched this quite a bit, and the main factors are:
The WiFi band you use. Modern routers offer two bands: 2.4GHz and 5GHz (some now have 6GHz with WiFi 6E). The 2.4GHz band has more range but lower speed and more interference. The 5GHz band is faster but has less range. If you’re near the router, always use 5GHz.
Your router’s WiFi standard. WiFi 5 (802.11ac) vs WiFi 6 (802.11ax) vs WiFi 7 (802.11be) makes a huge difference. If your router is 5 years old, you’re probably losing speed you could have with a modern one.
Network congestion. Every device connected to WiFi shares the bandwidth. If you have 15 devices connected (phones, tablets, smart TVs, smart speakers, smart bulbs…), each one gets less speed. It’s like a highway: more cars, slower everything goes.
Neighbor interference. If you live in an apartment building with many neighbors, there are probably dozens of WiFi networks using the same channel. This generates interference that reduces your speed. Changing your router’s WiFi channel can significantly improve results.
Your router’s quality. Routers provided by ISPs are usually basic. A dedicated router from brands like ASUS, TP-Link, or Netgear offers better coverage, more speed, and more stability.
Pro-tip: If your ISP gives you a basic router, try connecting a better router of your own and putting the ISP’s router in bridge mode. The improvement in coverage and speed is usually noticeable.
FAQ: Frequently Asked Questions
How can I tell if my WiFi is slow?
Measure the speed with Speedtest and compare the results with what your plan promises. If you’re getting less than 50% of your contracted speed while near the router, something is wrong. You’ll also notice slowness if ping exceeds 50ms or if there are frequent dropouts.
How many Mbps do I need to browse without problems?
For web browsing and social media, 25-50 Mbps is sufficient. For 4K streaming, you need at least 25 Mbps per screen. For online gaming, the most important thing is low ping (under 30ms). For remote work with video calls, 50-100 Mbps is ideal.
Why is my phone’s WiFi slower than my computer’s?
Phones have smaller and less powerful WiFi antennas than computers. Also, the human body absorbs WiFi signal, so holding your phone slightly reduces speed. If you want to measure the actual speed of your connection, do it with your phone resting on a table.
Should I measure speed over WiFi or Ethernet cable?
Always measure over cable first to know the actual speed reaching your home. Then measure over WiFi to see how much you lose wirelessly. If you receive your contracted speed over cable but not over WiFi, the problem is your WiFi network, not your provider.
Conclusion
Using your phone to measure WiFi speed is something you should do regularly, not just when you notice problems. It lets you know your actual connection, identify areas with poor coverage, and make informed decisions about whether you need improvements.
My recommendation: download Speedtest, take measurements at different points in your home, and save the results. That way you’ll have a baseline when something isn’t working right. How much speed do you get on your WiFi? Share your results in the comments.