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What is a good Wi-Fi signal strength?

Author

Emma Payne

Published Jan 17, 2026

What is a good WiFi signal strength? The average home should be looking to fall within the -60 dBm to -50 dBm range. The minimum strength that you will want to maintain is -67 dBm, which will still allow you to enjoy most online activities with a reliable connection.

What do WiFi signal strength numbers mean?

The signal strength is the wireless signal power level received by the wireless client. Strong signal strength results in more reliable connections and higher speeds. Signal strength is represented in -dBm format (0 to -100). This is the power ratio in decibels (dB) of the measured power referenced to one milliwatt.

What is a good signal strength percentage?

In the context of 802.11 networks, a signal received at -40 dBm (0.0001 mW) would be considered a very strong signal, while a signal received at -80 dBm (0.00000001 mW) would be considered very weak. By now you can conclude that the closer the dBm value is to 0, the stronger the signal is.

What is a good signal quality?

Cell phone signal strength is measured in decibels (dBm). Signal strengths can range from approximately -30 dBm to -110 dBm. The closer that number is to 0, the stronger the cell signal. In general, anything better than -85 decibels is considered a usable signal.

What is Wi-Fi signal strength dBm?

Some adapters use a scale of 0-60, and others 0-255. Ultimately, the easiest and most consistent way to express signal strength is with dBm, which stands for decibels relative to a milliwatt. Since RSSIis handled differently by most Wi-Fi adapters, it's usually converted to dBm to make it consistent and human-readable.

25 related questions found

How can I increase my Wi-Fi signal strength?

Increasing your WiFi Signal

  1. Restart your router. Turn off for 30 seconds and then restart your router. ...
  2. Move your router. Make sure very little is surrounding your router. ...
  3. Switch your router channel. ...
  4. Upgrade your router. ...
  5. Get a WiFi Booster.

How do I check Wi-Fi strength in my house?

To measure signal strength at a given location and time, you can use a Wi-Fi scanner. You can read more about this in our article How to find good Wi-Fi channels and bad neighbors. The measurement you are looking for is RSSI, which is short for received signal strength indicator.

How can I boost my Wi-Fi dBm?

Depending on your situation, your best option is to move your router as far away from the other device as possible, or preferably, relocate the interfering device. In general, it's best to limit how many wireless devices you have going in your home at any one time.

Why is my Wi-Fi signal weak?

Your router is too far away from devices. Physical interferences like thick walls, floors, or other appliances. Too many people or devices connected to one network. Weak signal being transmitted by an outdated router.

How do I find the best signal for my house?

9 Tips for Boosting Your Cell Signal at Home

  1. Go Outside. ...
  2. Move to a Different Location in Your House. ...
  3. Check Your Phone's Performance. ...
  4. Remove or Replace Your Phone Case. ...
  5. Try WiFi Calling. ...
  6. Switch to a 3G Network. ...
  7. Try a Microcell or Femtocell. ...
  8. Switch Carriers.

How do I know the range of my Wi-Fi Router?

If the wireless network is already connected to, use the wireless network icon, click Network and Sharing Center, and then click Wireless Network Connection to check the wireless network signal strength.

What is the maximum range of Wi-Fi?

A general rule of thumb in home networking says that Wi-Fi routers operating on the traditional 2.4 GHz band reach up to 150 feet (46 m) indoors and 300 feet (92 m) outdoors. Older 802.11a routers that ran on 5 GHz bands reached approximately one-third of these distances.

Why is my Wi-Fi signal weak upstairs?

Sometimes the signal can only reach so far and needs a boost. The likely reason for your poor connection upstairs is that your router is placed too far away in your home or it is blocked by some obstacle. If your router is on the main floor or in your basement, it is too far away from your devices.

Why does my Wi-Fi fluctuate so much?

If you find that your Wi-Fi speeds drop periodically or at certain times of day, then it's possible software or other devices are eating away at your bandwidth. Large downloads, video streaming, or online gaming can be bandwidth hogs, so check for these first.

Does WiFi work better upstairs or downstairs?

Finally, wireless signals tend to be stronger below the router than above it, so when placing the router, the higher the better. If you plan to use the same one upstairs and downstairs, consider placing the modem/router upstairs, if possible.

Can Wi-Fi go through walls?

In theory, Wi-Fi signals are capable of passing through walls and other obstacles relatively easily. However, in reality, some walls are thicker or use reinforced concrete and may block some of the signals. Materials such as drywall, plywood, other kinds of wood and glass can be easily penetrated by wireless signals.

Do routers have different signal strength?

Wi-Fi signal strength depends on a variety of factors, such as how far you are from the router, whether it's a 2.4 or 5ghz connection, and even the materials of the walls around you. The closer you are to the router, the better.

How many antennas should a router have?

How Should You Position The 4 Antennas On A Router For Optimal Coverage? To get optimal coverage from a router with 4 antennas, you should position the 2 middle antennas vertically at 90 degrees and then position the outer left and right antennas at 45-60 degrees against the horizontal plane.

What is a strong signal strength?

Signals better than -85 decibels are considered usable and strong, and you'll rarely see a signal stronger than -50 dBm. At the other end of the spectrum, a signal that's weaker than -100 dBm is likely too problematic to be useful — resulting in dropped calls and incomplete data transmissions.

What is a good signal strength LTE?

RSRP – The average power received from a single Reference signal, and Its typical range is around -44dbm (good) to -140dbm(bad). RSRQ – Indicates quality of the received signal, and its range is typically -19.5dB(bad) to -3dB (good).

How do I find the best network in my area?

Tiktik App Can Help Find the Best Network in Your Area

  1. Tiktik is a free app that finds the best networks in your area.
  2. It uses data from the TRAI Myspeed app.
  3. The app is well designed and easy to use.

Which network is best?

Jio remains top in 4G Availability and 4G Coverage Experience, as 4G Access grows in India. Jio has now surpassed the 99% 4G Availability milestone with a 0.5 percentage points increase since Opensignal's last report. At the same time, Airtel's score rose by 1.8 percentage points to 97.4%.

How do I find out what network towers are near me?

Websites

  1. CellMapper: Recommended. For finding towers in your area, Cellmapper.net probably provides the best and up-to-date information. ...
  2. OpenSignal.com. Recommended. ...
  3. Antenna. Search.com. ...
  4. CellReception. Good.

Is Vi network good?

So, it's clear that Vi powered by GIGAnet, India's fastest 4G, is the best suited network for helping you get ahead faster in life, both for today and tomorrow.

Is dBm a good signal strength?

-50 dBm: This is considered an excellent signal strength. -60 dBm: This is a good signal strength. -67 dBm: This is a reliable signal strength. This is the minimum for any online services that require a reliable connection and Wi-Fi signal strength.