Did you know that only about 50% of shoppers conduct research to make sure they are buying the best product for themselves? It's true- most shoppers are too quick to buy and end up regretting their purchase.

Researching products can be tiresome. Fortunately, there are many specific guides out there that have put all the information you need in one place. Not only do they provide brief reviews of all the products, but they even offer quizzes and comparisons to help you narrow down your choice quickly and effectively.

Online shopping guides can provide you with invaluable information to help you find the perfect product for you. The following websites are some of the best guides for purchasing their respective products.

1. The Mattress Nerd

We have deduced that the creators of The Mattress Nerd are true geeks for mattresses; they know literally everything there is to know about them.

Based on real data and studies, The Mattress Nerd dives pillow first into sleep education and gives solid reviews on every mattress known to man. You can look for mattresses based on sleep positioning, budget, material, pain relief, and lifestyle, or you can take a personalized quiz where they'll find you the perfect mattress.

One of the best features of the site is its mattress comparison, where you get a side-by-side look at the differences between similar mattresses to help you make your decision.

The Mattress Nerd also provides information on all their favorite bed accessories, including pillows, bed sheets, mattress toppers, comforters, blankets, and more. There is truly no other site that provides such well-rounded information for perfecting your place of sleep.

2. Edmunds

For a trusted guide to use during your next search for the perfect car, head over to Edmunds. Whether you're looking for a new car, a used car, or you want a car appraisal, this place does it all.

Edmunds drives it like it is. The site provides honest reviews, rankings, and even video test drives of all the popular cars. They give up-to-date information on car prices so that you know you are getting a fair deal.

Browse the current pricing for new cars or check out used cars currently for sale. Looking at the price differences can help you decide what kind of car you want. You can search cars by brand, car type, and your personal budget to help find the best one.

Edmunds even has tools for calculating and financing your car purchase. This is your one-stop shop for everything you need to know when buying your next vehicle.

3. The Dog Food Advisor

It can be tough to know what dog food is best, especially since your dog can't talk (and if it could, it would probably ask for whatever you cooked yourself for dinner). Fortunately, The Dog Food Advisor is here to help.

The site includes reviews for all types of dog food and sorts them so that they are easy to find. You can look at the best dog food based on dog breed, dog food type (wet, dry, canned, etc.), as well as for specific dog traits (small vs. big dogs, old dogs & puppies, sensitive dogs, etc.)

The guide also details any recalled dog food that can be harmful to eat. Unfortunately, there are a lot more instances of this than you may realize.

Overall, the Dog Food Advisor is comprehensive, easy to navigate, and offers great advice. We highly recommend checking it out to find the best dog food for your own pup.

4. WallPictures.net

You don't need an interior designer to help fill your boring white walls with colorful works of art. All you need is WallPictures.net.

Search for wall art by the category of your preference, such as canvas art, posters, art prints, painting, metal prints, photography, wall decor, and more. The guide will show you all the best places to buy whatever your wall art preference is.

Wall Pictures provides useful information about many online wall art retailers to match you with the one best suited to your needs. It is a digital vendor gallery for all those who wish to find the perfect art for their home.

You will easily take your home decor to the next level by using their simple guide to decorating bedrooms, living rooms, bathrooms, and more. Once done, your home will look like it got stormed by a team of fabulous interior decorators.

5. Running Shoes Guru

Instead of running around your local sports store trying to find the best shoe, kick it over to Running Shoe Guru, a shoe advice site created by runners for runners.

Take a quiz to find your perfect shoe or search by one of the many 'Best' lists. They discuss the best shoes for women, for trail runners, for beginning runners, and the list goes on.

Once you find a few shoe options that sound right for you, read up on their detailed reviews where the guide details all the pros and cons of the shoe and whether it is worth the cost.

Running Shoe Guru also provides information on running gadgets, such as running watches. Their informational guides about running and training will be useful to any beginner runners out there.

With so much information available on the site, you are sure to find the perfect shoes for your specific needs.

Final Words

Don't rely on being able to return your purchase. Save time and do the proper research to make sure you buy the right product for you.

Instead of scouring the internet for biased shopper reviews and other unreliable information, use a detailed shopping guide such as the ones mentioned. These place all the information you need about the products you are looking for in one place.

These guides are easy-to-use and effective. You will quickly learn more about the product you are searching for and all the variables that make different options more suited to your needs. This will help you locate the perfect product for you.