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.

MAMEIDO
Thermos flask

The thermos flask from MAMEIDO made a very good impression during our test. The product has an attractive, flawless design and is made of stainless steel, which can be individually engraved . Thanks to the insulation , both cold and hot drinks can be drunk at the desired temperature over a longer period of time. The outside always feels pleasantly warm in the hand. The thermos flask has a capacity of 500, 750 or 1000 ml and is leak-proof . It is cleaned by hand.

Advantages

✅ High-quality material
✅ Pleasant drinking sensation
✅ Very good insulation
✅ Leak-proof and unbreakable
✅ Large selection of colors and individual engraving possible

Disadvantages

❌ Not dishwasher-safe

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 PackagingNo unnecessary packaging waste was produced100 points
Package contents & scopeThermos flask 750 ml100 points
Instructions for useWritten in ten languages, easy to understand100 points
Total100 points
Weighting: 20%
*The maximum score is 100 points

The thermos flask is carefully packaged. The sturdy cardboard box offers sufficient protection during transportation. The sustainability of the packaging is particularly noteworthy. We have deliberately avoided unnecessary packaging waste and the use of plastic. The product packaging contains a thermos flask (750 ml) in the color Desert Sage. There is also a leaflet with instructions for use in ten languages (German, French, English, Spanish, Portuguese, Italian, Polish, Dutch, Swedish and Danish).

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 design, made of stainless steel100 points
ProcessingVery good workmanship100 points
StabilityStable and robust100 points
Sustainability of the productHigh-quality materials, stainless steel, BPA-free, CO₂-neutral100 points
Total100 points
Weighting: 20%
*The maximum score is 100 points
Thermosflasche Unboxing
Thermos flask
Unboxing

The thermos flask is characterized by an appealing, elegant design and is made of stainless steel. The workmanship is very good, with no visible defects such as scratches, dents or unclean transitions. The materials used make a robust and stable impression. In terms of sustainability, care was taken during the production of the thermos flask to ensure that the CO₂ produced was offset via a climate protection project (Virunga National Park), which is why the product is labeled as climate-neutral . Due to the high-quality materials, we assume a long service life, which minimizes the use of disposable products.

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*
InsulationUp to 12 hours hot, up to 24 hours cold100 points
UseEasy to use, sits comfortably in the hand, pleasant drinking sensation, shatterproof, leak-proof100 points
CleaningEasy to clean, but not dishwasher-safe85 points
Capacity500, 750 or 1000 ml100 points
Design16 colors selectable, individual engraving possible100 points
Total97 points
Weighting: 45%
*The maximum score is 100 points

We really liked drinking from the MAMEIDO thermos bottle during the test. This was mainly due to the fact that the thermos flask kept both cold and hot liquids at the desired temperature over a longer period of time. The outside did not get hot or cold and was comfortable to hold. The product is also unbreakable, leak-proof, tasteless and food-safe. The lid is 100% leak-proof on the go. The stated capacity of 750 ml was confirmed in the test. As the thermos flask is not dishwasher-safe, it had to be cleaned by hand.
Customers can currently choose from the colors Black Marble Gold, Carbon Grey, Crystal Black, Crystal Rose, Crystal Sand, Desert Sage, Ivory Beige Gold, Oak Wood Gold, Pearl Marble Gold, Powder Blush, Rich Black, Rosé Quartz, Taupe Grey, Taupe Grey Gold and White Marble Gold, the model with or without engraving and a capacity of 500, 750 or 1000 ml .

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 lower price segment90 points
Rating cut4.5 out of 5.0 on Amazon75 points
Total83 points
Weighting: 15%
*The maximum score is 100 points

On the Amazon platform, consumers rate the product with an average of 4.5 stars. Customers praise the outstanding quality, functionality and impressive appearance. Some users initially had problems screwing the bottle on properly.

Prices of over €100 are charged on the Internet for equivalent products. Very inexpensive products are available from as little as €13 . The MAMEIDO thermos flask (750 ml) is therefore currently in the lower price segment with a price of €29.99 . For the quality and performance received, the price-performance ratio is very good.

Overall result

WeightingScore achieved*
1. packaging & contents20%100 points
2. product processing & appearance20%100 points
3. in the practical test45%97 points
4. price/performance & consumer ratings15%83 points
Total96 points
*The maximum score is 100 points

The MAMEIDO brand thermos flask was awarded an overall score of 1.2 and thus successfully qualified for our test seal. The test was carried out in the test period 01/24 and is stored in our database under the license number 240117003 . Further information on our test procedure can be found at www.pruefengel.de/testverfahren.

Test result:

1,2

Thermos flask
of the brand
MAMEIDO
achieved
96
Points in our test and therefore passed. The test was carried out in the test period
01/24
and is stored in our database under the licence number
240117003
. 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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