Great experience so far. Horror reviews of rental car places have not occured when via this web page. Either coincidence, or the rental companies do not want to treat clients via this web page badly.... See more
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The time you need to book depends on how deep you want to dive into the contractual fine print, which still contains some important information that are not provided in the summary. During the time I... See more
Company replied
Delightfully flexible and informative website. Brilliantly done! Note: Not sure why, but our success in finding what we wanted varied up and down for a few days, so next time I would not start late... See more
Company replied
I was in touch with one of your very helpful and kind staff yesterday by phone. Unfortunately I could not rent the car as I only realized at the sixt office that my credit card was expired and my visa... See more
Company details
Written by the company
billiger-mietwagen.de ist das führende Preisvergleichs-Portal für Mietwagen in Deutschland. Im Jahr 2003 haben wir billiger-mietwagen.de als ersten Mietwagen-Preisvergleich auf den Markt gebracht und sind bis heute marktführend in Deutschland. Wir arbeiten laufend daran, unser Leihwagen Vergleichsportal immer weiter zu optimieren, um unseren Kunden und Kundinnen den Weg zum perfekten Mietwagen so einfach wie möglich zu machen. Bei billiger-mietwagen.de finden Sie den besten Mietwagen zum besten Preis – flexibel, transparent und schnell.
Contact info
Holzmarkt 2a, 50676, Köln, Germany
- 0221 567 999 11
- www.billiger-mietwagen.de
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Expired Voucher & Mass e-mail wave...
We were sent a voucher code that had expired before the voucher was sent. When we called to ask about this the agent couldn't do anything and told us to enter a comment in the booking. We did that but got no answer.
I received six different e-mails related to this one booking. It's difficult to tell what's the difference between each.

Reply from billiger-mietwagen.de
Alhassan Masherqi
My name is Alhassan Masherqi, and I recently made a booking through billiger-mietwagen.de. Unfortunately, I was not able to receive the rental car upon arrival at the airport.
The rental office staff at the airport were not helpful and refused to provide me with the vehicle, simply because I was not carrying a physical credit card. However, I did have both an electronic credit card and a physical debit card, which were not accepted.
I believe this situation could have been handled with more flexibility or clearer communication beforehand regarding the credit card policy. I was left without a vehicle despite completing my reservation properly.
I kindly ask you to review this case and inform me about possible next steps regarding a refund or resolution.
Thank you in advance for your assistance.
Best regards,
Alhassan Masherqi
[Booking Number, if available]

Reply from billiger-mietwagen.de
Very poor Service
Very poor. Waiting for 2 Hours for the car, got only a smalltalk car than ordered. Promis of reduction of price - should be normal - nothing happened. Hertz on the blacklist.

Reply from billiger-mietwagen.de
Really really bad experience
Really really bad experience. Booked a car, made a mistake and called back have made the mistake. They said we can't do anything as it's now not possible. Right away I called and than wasted 300 euros. Pure scam they are running.

Reply from billiger-mietwagen.de
Great, as usual
I had recommendation from my friend that this is the best rental company, so I tried it and he was right. It is not just because of good rental options, but also because of good prices. But, the best was, that I had an accident and I had full insurance, so that I just needed to show voucher from this company and everything was smooth. I didn't need to pay anything. Thanks a lot!
Tolerates Questionable Practices - Scam?
My friends and I booked a rental car via billiger-mietwagen and their partner wisecars that cooperates with Autounion Car Rental, Bukarest. We left Autounion Car Rental with serious doubts about their business practices. Here’s what happened:
We were initially attracted by an extremely low daily rate—around €7 per day—which seemed like a great deal. However, when we arrived, the staff immediately tried to upsell us to a much more expensive rental package. This pricier option included costly insurance and, notably, could be paid by debit card.
When I declined the upgrade and insisted on the original offer, I was told that my credit card could not be read by their machine, making the cheaper deal unavailable. The staff even used a “backup” card reader to demonstrate that my card was supposedly unreadable. However, I knew my card was fine: I confirmed with my credit card company and successfully used the same card at a nearby fuel station right after.
I offered to provide proof that my card worked, but the agency dismissed this, saying it wouldn’t make any difference. In the end, the only available option was the much more expensive package, payable by debit card—making the advertised cheap offer essentially irrelevant.
While it’s possible this was just a series of unfortunate coincidences, it’s hard not to be suspicious when every “technical issue” seemed to benefit the rental company.
Update: The Google Maps profile of Autounion Car Rental in Bucharest is filled with numerous user reports and accusations of scamming, with a recurring pattern of complaints. Despite this, billiger-mietwagen continues to cooperate with Autounion Car Rental through its intermediary, Wisecars.
Billiger-mietwagen partners with various contractors by working with intermediary companies like Wisecars. When issues arise, billiger-mietwagen disclaims direct responsibility for the actions of its contractors and refers customers to Wisecars for dispute resolution. This is a common practice among comparison platforms. However, this approach can be seen as very convenient for billiger-mietwagen, as it distances the company from accountability for recurring negative experiences reported by customers.

Reply from billiger-mietwagen.de
I booked a car at Alamo Berlin…
I booked a car at Alamo Berlin Airport.I was late because Passport Control and Luggage took long time.When I arrived at the counter I hat to wait for other customers .When it was my turn they told me they sold the car ,probably for a better paying customer,since I was late.They offered me a lower class car for higher price ! That may be all legal,but not ethical right and customer unfriendly in its highest level !!! Looks like a trap with system ?! I went to sixt and rented a car with great price and service .At sixt I was many times late and never had such bad experience .
Shame on Alamo Berlin Station Manager ! Never again!

Reply from billiger-mietwagen.de
🔴 Achtung: Betrug
🇩🇪
Absolut inakzeptabler Service! Das Geld wurde abgebucht, aber es gab überhaupt kein Auto – nichts vor Ort, keine Hilfe, keine Lösung. Die Firma hat mich komplett im Stich gelassen. Ich habe bereits einen Anwalt kontaktiert, um meine Rechte durchzusetzen. Ich rate jedem dringend davon ab, hier zu buchen.
🇬🇧 English:
Absolutely unacceptable service! They charged my card, but there was no car available – nothing on site, no help, no solution. The company completely let me down. I’ve already contacted a lawyer to take legal action and get my rights. I strongly advise everyone not to book with them.

Reply from billiger-mietwagen.de
Over all a positive experience
We had a lovely car and the return was quick and easy. Picking up was a bit more challenging as it took literally four cars before we had what we had booked but the staff tried to assist and therefore all in all we feel that we were in good hands.
Easy booking
Company lost its core values
Be careful with their bargain offers! Unfortunately they are cooperating with untrustworthy companies like Flextogo, who are cheaper than other dealers, but you will regret it later, if you haven't read the small print. I always booked cars with BM, but after a very disappointing car rental at Cologne airport via Billiger Mietwagen/ Flextogo in April 2025 (I didn't get the car as expected, as Flextogo didn't accept my credit card which shows only an initial E instead of the full first name), where I had to pay a "no show" fee of 95€ without justification their customer support was really poor. In the past they were helpful und reliable. Now they turn their back to you and pass over your requests to other dealers, who are ripping innocent customers off with hidden extra fees. They are not trying to help anymore- I felt let down. Their slogan "von Mensch zu Mensch" is a joke. Disappointing! In the future I will book with car rental companies directly or use Check24.

Reply from billiger-mietwagen.de
In the past I was able to get the…
In the past I was able to get the voucher in english so it is easier to show it at the car rental who is american !!
I did not know that the rental costs increase in the way you reserve with short term to when you want the car.

Reply from billiger-mietwagen.de
The entire experience was fabulous …
The entire experience was fabulous from the car itself to the customer service it was the best experience I have ever had for car rental, I would like to thank the team especially the representative in Aachen branch for his support
Beware of using them or any broker…
Beware of using them or any broker perhaps because when you are late because you got stuck at arrival airport or accidentally booked another pick up station in town and you get late to the pick up station by more than 1 hour then you can lose your booking , your money and you would have to rent a new car more expensive . Happened to me and I lost 750 Euros. Terrible experience - almost traumatic .
—————-
Billiger Mietwagen sent me a standard message that they send to everybody on this board. The message is summarized below and I add my reply :
Thank you for your Trustpilot feedback. Unfortunately, as the vehicle was not collected within the agreed time window, and local rental terms allow only a short grace period, we’re unable to recover any costs incurred due to the delay.
My Reply :
Dear All,
First of all :
You should not engage a broker that uses a delay time of 30-60 minutes!!!!!!!
Second:
I booked the car through YOU and I am not interested in sub-brokers !!!!!!
Third:
I paid for the car for 10 days … it is MINE for that time period !!!! It’s unacceptable you take away that right in whatever case !!!!!!
It’s either a planned scam from you or you accept the risk that sub scammer scam then
Sending me a pre- fabricated default message adds to the anger I have
This is all not acceptable
Greetings

Reply from billiger-mietwagen.de
Overall a nice experience
The pick-up was fast and easy, we had no troubles with the car and everything went smoothly. We had full insurance.
Very awful experience at the OK…
Very awful experience at the OK mobility Nice location. I was given a car with a broken windscreen. On the report they stated all was fine but that was not true. It was night and I have almost missed it but luckily I noticed it just before leaving.
They also charged me an excess of KMs (257 eur) which was not correct. So I had to come back to them and challenge that (luckily I was still in Nice). The employee did not believe me at first even though I showed him the picture but luckily by consulting their system it was clear that it was their fault. It turns out someone before me returned the car after using it and they did not update neither the report nor the KMs before assigning the car. It felt like they were in a rush to get someone accountable for the damage of their car as they made me sign the contract before allowing me to check it. They handed me a post it with the correct kms which was different than what was on the contract. So all in all, it felt like they were doing on purpose to hold someone accountable for the damage and get some extra money. My advice, avoid this rental company if you can and if not CHECK CHECK CHECK and do not sign anything before duly checking!

Reply from billiger-mietwagen.de
professional
professional, the car was prepared, registration and return of the car did not take long
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