About Us

Prüfengel offers authentic consumer tests in which real users share their experiences with products. Our tests are based on practical applications in everyday life and reflect the opinions of consumers. As we focus on consumer tests, we do not carry out material, long-term or laboratory tests. Our aim is to provide honest feedback to help you make a purchasing decision. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product reviews, please click here.

COTTARA®
Bottle collector

The COTTARA® bottle collector, made from 17 recycled PET bottles, offers an impressive 70 liters of capacity and space for 25 bottles. Although it cannot be closed, it impresses with its sustainability and space-saving properties. Unfortunately, there is no washable inner bag. The extra-reinforced soft handle ensures comfortable carrying and can hold 10 kg. Rivets and a reinforced base ensure a long service life. With a generous72 cm and the option of easy folding, the COTTARA® bottle collector impressed in the practical test despite its minor limitations.

Advantages

Multifunctional ✅ Multifunctional
✅ Easy to clean
✅ Sufficient space available
✅ Made from old PET bottles

Disadvantages

❌ cannot be closed
❌ no washable inner bag

The test

General information

We took a close look at and tested the product in a practical test. In the following, we take a closer look at the features and impressions. From the packaging, materials and quality to the range of functions and handling, the product is subjected to our test procedure.
To give you a quick overview, we work with a points system. The maximum achievable score per area is 100 points. The final overall score is calculated from the average of all tested features, taking into account the respective weighting. For a detailed insight into our comprehensive evaluation process, which forms the basis of all our product ratings, please click here.

The first impression

Packaging and contents

ℹ️ Here we take a closer look at packaging. Sustainability is becoming an increasingly important factor. In addition, adequate protection of the product must of course also be guaranteed. Are the contents of the packaging complete and does the manufacturer make it as easy as possible for me to use the product straight away?

CriterionRemarkScore achieved*
Product protectionCarton is sturdy, product sufficiently protected100 points
Sustainability PackagingCompact product packaging, unnecessary packaging waste has been avoided90 points
Package contents & scope1 bottle collector100 points
Instructions for useNot available, brief instructions for cleaning are desirable.90 points
Total95 points
Weighting: 20%
*The maximum score is 100 points

The COTTARA® bottle collector packaging ensures effective product protection with a sturdy cardboard box, but unfortunately uses a plastic film. This choice contrasts with the sustainable orientation of the product. The compact packaging avoids unnecessary packaging waste and contains a bottle collector. Unfortunately, there are no specific instructions for cleaning, including recommended cleaning agents. Nevertheless, the intuitive handling of the bottle collector is understandable for all users. The product itself is made from 17 recycled PET bottles, but emphasizes the ambivalence through the use of plastic film. Overall, the product impresses with its ecological production and space-saving properties.

The first time in your hand

Product processing and appearance

ℹ️ Before we start the practical test, we take a close look at the workmanship of the products. How high quality are the materials used? Are the look and feel satisfactory?

CriterionRemarkScore achieved*
Visual appearanceAttractive design100 points
ProcessingVery good workmanship100 points
StabilityVery stable100 points
Sustainability of the productGood quality indicates a long service life, made from recycled PET bottles100 points
Total100 points
Weighting: 20%
*The maximum score is 100 points

The COTTARA® bottle collector impresses with its appealing design, which has a positive impact on the visual appearance of the product. The workmanship of the bottle collector is of a very high quality, which is reflected in the excellent finish. The stability of the product is outstanding and promises a long service life. The COTTARA® bottle collector focuses on sustainability by being made from recycled PET bottles. This environmentally friendly choice of material underlines the good quality of the product and suggests an extended service life. Overall, the COTTARA® bottle collector not only offers an aesthetically pleasing design, but also a high-quality finish, impressive stability and a sustainable manufacturing method that indicates a long service life.

This is what our practical test showed

Does the manufacturer keep its advertising promises?

ℹ️ Our practical test has the highest relevance and therefore weighting. Here, the product has to undergo a wide range of criteria and tests. We check the functions and product promises of the test article.

CriterionRemarkScore achieved*
Long-term useSustainable and with a long service life95 points
EfficiencyVery efficient due to the capacity100 points
UseEasy to handle and quick to fold, unfortunately not lockable95 points
OpticsSimple design and attractive appearance – fits into any kitchen90 points
CapacityLots of space100 points
Total96 points
Weighting: 45%
*The maximum score is 100 points

The COTTARA® bottle collector is characterized by its long-term use, as it is sustainable and has a long service life. The efficiency of the bottle collector is ensured by its impressive capacity, which makes it particularly efficient. Use is effortless as the collector is easy to handle and quick to fold, but unfortunately it cannot be closed. The bottle collector has a sleek design and an appealing look, making it a harmonious addition to any kitchen. The capacity of the COTTARA® bottle collector offers plenty of space, which further underlines its functionality. Overall, the COTTARA® bottle collector is a durable, efficient, visually appealing and spacious product for environmentally conscious use.

Price/performance ratio

and ratings from consumers

ℹ️ Finally, we examine how the product compares to the competition. Can it keep up with the competition in terms of price and quality? Would we generally recommend buying it? We also look at the consumer reviews and check whether the critical and positive reviews are actually justified.

CriterionRemarkScore achieved*
Price / performance ratioVery good performance in the mid-price segment80 points
Rating cut4.7 out of 5.0 on Amazon85 points
Total83 points
Weighting: 15%
*The maximum score is 100 points

On Amazon, the COTTARA® bottle deposit holder has an impressive average rating of 4.7 stars. Customers praise the foldable design and the generous capacity. Some criticize unspecified aspects. The majority appreciate the visible and tangible quality, the robustness of the material and the ease of cleaning. The environmentally friendly concept is positively emphasized. Customers recommend the product for its practical use and aesthetic contribution to the home. Despite isolated points of criticism, the majority of reviews confirm that the COTTARA® bottle collector has exceeded expectations.

Prices of up to €49.98 are charged on the Internet for equivalent products. Very inexpensive products are available from as little as €12.99 . The COTTARA® bottle collector is therefore currently in the middle price segment with a price of € 24.90. The price-performance ratio is reasonable for the quality and performance received.

Overall result

WeightingScore achieved*
1. packaging & contents20%95 points
2. product processing & appearance20%100 points
3. in the practical test45%96 points
4. price/performance & consumer ratings15%83 points
Total95 points
*The maximum score is 100 points

The COTTARA® bottle collector was awarded an overall score of 1.3 and thus successfully qualified for our test seal. The test was carried out in the test period 11/23 and is stored in our database under the license number 231028001 . Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

Test result:

1,3

Bottle collector
of the brand
COTTARA®
achieved
95
Points in our test and therefore passed. The test was carried out in the test period
11/23
and is stored in our database under the licence number
231028001
. Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

The practical tests are based on careful observations and do not include long-term or laboratory tests. The test judgements reflect the personal impressions and opinions of the testers who try out the products in everyday use. We would like to emphasise that these evaluations do not claim to be exhaustive and may reflect both subjective and objective impressions. The evaluations are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a serious and thorough testing procedure, which has been developed in a long and professional process in close co-operation with our testers.

The practical tests are based on careful observation and do not include long-term or laboratory tests. The test ratings reflect the opinion of our experts and are based on careful analysis. We would like to emphasize that these evaluations do not claim to be exhaustive and reflect both subjective and objective impressions. The assessments are made to the best of our knowledge and belief, without any liability being assumed for the accuracy or completeness of the test results. It is important to note that our tests are not based on legal requirements, medical effects or specific ingredients of the products. We rely on the advertising claims and information provided by the manufacturers, but use of the information is always at your own risk. Our efforts are aimed at ensuring a reputable and thorough testing process, which has been developed in a long and professional process in close cooperation with our experts.

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Evaluation process

You can find a detailed insight into our evaluation process, which forms the basis for our product ratings, here:

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