Best Radar Detectors Under $100 Reviewed

If you are looking for a convenient way to avoid any road-related infractions like speeding tickets, there are a few things that you can do. While there are some spots that most city inhabitants know to be infested with speed traps, you will find it difficult to catch all of them before having to deal with an inevitable ticket.

One of the best ways to ensure that you don’t have to deal with any issues with speeding tickets is to invest in a radar detector. These products allow you to detect any radar signals which are emanating from police equipment; this will make it much more difficult for you to be hit with a speeding ticket.

2017’s Best Radar Detectors Under $100 Reviews

These devices sometimes may be an expensive investment and most people think that low price radar detectors have less features and lower performance.
However, this is not the case, there are awesome radar detectors priced below $100 and $200. Buying one of these radar detectors below, which are priced cheaper than the more expensive known models is a great investment if you are tight on budget.

What is the best radar detector under 100 for your specific driving needs and budget?
To find out we putted together series of the best detectors in this price range and compared them. The industry sales amounts say that most of the best-selling radar detectors included in this list now retail for under $100 and sometimes cost less than $70. Here’s a look at some best options in that price segment and getting one will be a wise choice.

1 – Cobra ESD7570 9-Band Performance Radar/Laser Detector


  • This radar detector cannot be spotted by dedicated equipment
  • Features icons which display the detected radar band
  • This product can also identify any lasers

  • Features a meter which allows you to know the distance of radar
  • Comes included with a power cord and a mounting bracket


  • Features a shorter range than some other options


If you want a radar detector which is more convenient than many other options, you will find few better models than this product from Cobra. This radar is so much easier to use because the user interface is much more manageable than the interfaces you will find on other radar detectors.

The icons, which are easy to interpret, ensure that you will always know what kind of radar bands are being used in your area and whether or not you have to worry about them. The meter underneath each of these bands ensures that you will also be able to estimate their range.

The ability to detect lasers ensures that you will not get caught by any laser speed trap backups for radar guns. This is a very comprehensive defense system for drivers who are not too fond of speeding tickets. If you want versatility in your radar detector, there are few better options.

The only downside that we have found for this radar detector is that it features a relatively short range when compared to other models. If you are hoping to drive on more open roads, you will find that there are radar detectors which are better options than this particular model. This is our favorite, the best radar detector for urban use.

2 – Whistler CR75 High Performance Laser Radar Detector


  • Features a blue LED display for improved visibility.
  • Provides superior range when compared to most competing models.
  • Features speed detection radar for the detection of quicker signals.
  • Capable of detecting a wide range of radar bands.
  • Features adjustable volume for more comfortable use.


  • A little more expensive than some options.


If you want a radar detector which is more capable than many other options, there aren’t many choices which are more viable than this model from Whistler. The blue LED display ensures that you will never have issues seeing the screen of your radar detector, even in the harshest of glare.

This is an excellent choice of radar detector for the countryside as it features superior range when compared to other models in its category and price range. The ability to detect quick signals ensures that this model will not be outdated for years to come unless radar detection bands change.

The adjustable volume for this detector means that you will not have to deal with any of the issues that you get with most other radar detectors that can tend to get annoying in the car. In fact, the whole user interface of this radar detector is simply a joy to use, unlike other models.

The adjustable volume for this detector means that you will not have to deal with any of the issues that you get with most other radar detectors that can tend to get annoying in the car. In fact, the whole user interface of this radar detector is simply a joy to use, unlike other models.

The number of radar bands that can be detected by this model is quite impressive. Some of the newer radar bands, which are meant to be more difficult to pick up, are much easier to spot with this model. If you want a radar detector which is versatile, modern, and useful, this product is a great purchase that is worth your money.

3 – Cobra Electronics RAD450 Radar


  • This product can detect radar signals, VG-2 detector signals, and lasers
  • Lasers can be spotted from both the front and the rear
  • The filter system can be updated by the user to reduce false positives
  • Features an alert system with voice alerts
  • Features an instant-on capability which improves the ease of detection


  • This model is a little more expensive than some of the competition


If you want a radar detector which is powerful enough to get the job done with ease and you don’t mind spending a little bit of extra money, you will love this product from Cobra. The ability to detect signals of all types, not only various radar bands, but also VG-2 detectors and lasers, makes this product very versatile.

This radar detector comes included with a filter system that allows it to disregard any signals that could raise false positives. For example, collision detection systems and certain types of cruise control can set off other radar detectors. You are better off using a detector which can avoid these false positives.

The list of radar sources which create false positives can be updated manually by the user to ensure that it is always up to date. This makes your radar detector much more useful in the real world as you can always be relatively sure that a radar source is a reason to slow down, and not anything else.

This model also features a voice alert system. This system ensures that you will always be able to pay attention to the road and your radar detector at the same time without putting yourself at risk. Safety is always an important consideration, and this is a relatively safe product.

Cobra is one of the better makers of radar detectors, so you can rest assured that this product will provide you better service than some of the competition.

4 – Whistler XTR-130 Laser Radar Detector


  • Available at a much more affordable price point than other models
  • This product is capable of detecting radar, laser, and VG-2 emissions
  • Will not be detected by other detectors
  • Features blinking lights which warn you of detected signals
  • Features a choice of modes depending on where you are driving
  • Features an automatic shutoff option


  • Can only detect four radar bands


If you are looking for a radar detector which is a little more affordable than some of your other options, there are few choices which are better than this product from Whistler. While Whistler may not be known as the maker of the best quality radar detectors, you will find that they are good at making models which are priced reasonably.

This detector gives you a choice of modes depending on where you are driving, so you can make it more sensitive on the highway than on regular roads. If you often drive through a variety of different street types, you will find this useful as it will diminish the number of false positives you have to deal with.

The automatic shutoff capability of this product can be adjusted to conform to your needs, so you won’t have to deal with any annoying shutdowns when using this product. The inclusion of blinking lights on top of the body of the detector ensures that it will be able to warn you even when it has been muted.

While this product can detect X band, K band, Ka band, and laser wavelengths, you will find that it cannot detect anything else. This limited band selection means that you may have some issues with undetected radar emplacements. If your local police department is equipped with more modern equipment, you may wish to opt for a different model.

5 – Cobra XRS9370 High-Performance Radar/Laser Detector


  • This product offers coverage in 360 degrees.
  • This model can detect up to 14 different bands.
  • Features longer range than many other models.
  • Offers a choice of city mode or highway mode.
  • Features VG-2 detection capabilities.
  • Features an LED display and audio alerts.
  • Easy to install when compared to other models.


  • This product is slightly less sensitive than some of the other models available.


This is another great choice if you are looking for a radar detector which is slightly more expensive than many other models. While this product can be found available for a reasonable price, it is not as affordable as other radar detectors. There is a difference between a product which can be purchased for its durability and reliability, and one which is cheaply made.

This product can be installed into your car with relative ease, so you don’t have to take an hour screwing everything into place. This makes it easier for you to get this radar detector into your car as soon as you receive it so you can take it out for a test run and see how it works and how well it does its job.

While this product may be more expensive than other models, you will find that it features a significant number of extra features. The ability to detect VG-2 signals makes this radar detector superior to most other products which are found below this price range, since they tend to only detect radar and lasers.

The inclusion of an LED display also ensures that you will not have to rely solely on audio warnings that there is a radar about to detect you. Having to rely solely on hearing cues when you are about to be caught by a speed trap is inconvenient as you may end up missing it and you will not know when to slow down.

6 – Cobra Electronics SPX 5300 Ultra-High Performance Radar/Laser Detector


  • Uses modern technological advancements to improve effectiveness
  • Reduces background noise for optimal signal tracking
  • This detector is much smaller than comparable models
  • Features a meter which displays the strength of the signal
  • Provides cloaking against detection by other detectors
  • Much more sensitive than other radar detector models


  • POP mode reduces the effectiveness of this radar detector
  • Features shorter range than high-end radar detectors


If you want a radar detector which is still reasonably affordable but is more capable than some of the bargain models which are available, this is one of the better options that you’ll come across. While this product may have a bit of a shorter range than some of the most expensive detectors, it is also much more affordable.

The components used in the construction of this radar detector are much more advanced than the ones that you would typically find on detectors which are priced similarly. There are many parts of this radar detector that use military technology which is better than most other things you will find on the market.

This is a very sensitive radar detector that will usually give you a reading before you come across a police officer. It is difficult to get a speeding ticket from most typical sources while using this detector, although speed signs may give you a few more issues as you will have to look out for them in advance.

Keep in mind that this radar detector does have a few downsides that you should account for. To give you an example, you will find that some of the features that come included with this product are not worth the trouble of being used. Features like this include the POP feature and the X band scanning option.

7 – Whistler Pro-78SE High-Performance Radar Detector


  • Gives you a choice of three modes for result filtering
  • This model is compatible with an intellicord
  • Features a battery saver option
  • Allows you to pick and choose the ideal band for your needs
  • Features periscopes which alert you when there is a detected radar
  • There are three city modes available in addition to a highway mode
  • Features a stay alert mode which can be used for late night drives


  • This radar has some issues with false alarms


If you want a mid-range radar detector which can do almost anything that you may end up needing for a much more reasonable price, you will love this model. This product allows you to filter your radar detection by band, so it allows you to optimize it for some of the most common frequencies in your area.

The inclusion of a stay alert model allows you to ensure that you don’t fall asleep on longer drives, as it will play a warning sound at full volume if you do not interact with the unit. While this may not be directly related to radar detection, you will find that it is ideal for other uses.

This model can also be adjusted between different modes, one for the highway, and three options to further optimize the detector for city use. While it may not seem like these modes change the performance of your radar too much, they help reduce false positives.

Speaking of false positives, you may have some difficulty dealing with them. This occurs because this radar detector is so much more sensitive than competing models. You will have to adjust the settings to ensure that you don’t get too many false positives while you are driving around.

While this radar detector is much more capable than many other models, you will find that the price does not reflect this performance difference. It may be a little more expensive than some other products, but this radar detector is not priced unreasonably.


If you want one of the most affordable radar detectors around but you don’t want something which amounts to an overpriced paperweight, this guide should help you out. We hope that we have managed to give you a good idea of how effective these individual models are, feel free to ask us anything in the comments below.