Wiktor Wise
The BMW Z4 is a stylish, two-door soft-top convertible sports car with a well-insulated electric roof. The Z4 is available with two convertible top options: manual and fully automatic. The automatic roof is controlled by an electric motor and can be lowered and raised by pressing a button. While the Z4 has been praised for its high-quality interior, comfortable seats, and impressive quietness, it has also been criticised for an engineering flaw that causes the hydraulic motor to be waterlogged. This issue can be resolved by accessing the motor through the trunk or by lifting the rear window section of the roof.
BMW Z4 Characteristics and Values
| Characteristics | Values |
|---|---|
| Roof Type | Soft-top convertible with manual and automatic options |
| Roof Operation | Electrohydraulic servo units with an electric motor |
| Roof Mechanism | Hydraulic pump controlled by a button in the center console |
| Interior | High-quality, luxe materials, excellent control placement, comfortable seats, and ample room |
| Performance | Not as sporty as rivals but offers a fun driving experience with two engine options |
| Transmission | Eight-speed automatic with rear-wheel drive, six-speed manual available |
| Practicality | Relatively large trunk for a small roadster, generous interior storage |
| Maintenance | Potential issues with the hydraulic pump and electric motor due to water damage |
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What You'll Learn
The BMW Z4 is available in manual and automatic convertible options
The BMW Z4 is a stylish convertible sports car with a compact design, retractable roof, and sporty style. The 2025 model has a soft top that can be raised or lowered in about 10 seconds at speeds of up to 30 mph. The 2026 BMW Z4 M40i Roadster offers impeccable engineering and goes from 0-60 mph in 4.2 seconds with a 6-speed manual transmission. The 2025 BMW Z4 has an eight-speed automatic transmission and rear-wheel drive as standard. It is also available with a six-speed manual transmission, which is part of the Handschalter package that costs $3500. This package includes performance-enhancing parts such as stiffer anti-roll bars and more aggressive wheels and tires.
The BMW Z4 has a well-insulated cloth roof that seals tightly, reducing road noise and creating a quiet interior. The Z4's retractable roof can be folded away with the push of a button in just a few seconds. The 2026 model features an electric soft top, adding to the convenience of this sleek convertible.
The Z4 is a two-door soft-top that provides a fun-loving driving experience. While it may not be as performance-focused as some sports cars, it offers a lively drive with two engine options. The standard engine is a 255-hp turbocharged four-cylinder, while the more powerful option is a 382-hp turbocharged inline-six. The Z4 provides a comfortable and spacious interior, with exceptional panel fitment and excellent control placement. It also offers a relatively large trunk for a small roadster, making it a practical choice for daily drivers.
The BMW Z4 is available in both manual and automatic convertible options, offering a range of features and performance enhancements to cater to different driving preferences and needs.
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The electric roof can be repaired without removing the roof
The BMW Z4 is a stylish, two-door soft-top convertible sports car. It has a well-insulated electric cloth roof that seals tightly. The roof can be folded away in a few seconds with the push of a button. However, the Z4 has an unfortunate engineering flaw: the hydraulic motor that lifts the roof is situated in a drainage trough that fills with water when its drain plug gets clogged. This can cause the motor to fail, and the roof to stop working.
If the electric roof of your BMW Z4 has stopped working, it can be repaired without removing the entire roof. This procedure is known as The Bellis Maneuver. To perform this maneuver, you will need to open the roof halfway to relieve its tautness, and then lift the rear window section of the roof to access the pump and motor. You can then remove the plastic wheel from the pump with long-nosed pliers and set it aside. Be careful not to lose the small flat spring.
Once you have accessed the motor, you can repair it by reviving the water-logged electric motor. You may need to remove the rear, aluminum "C-channel" by angling it up and side-to-side. After making the necessary repairs, you can reassemble the motor and pump, and test the roof operation.
It is important to note that repairing the electric roof of a BMW Z4 requires some technical knowledge and skills. If you are unsure about any part of the process, it is recommended to seek assistance from a qualified mechanic or a specialist. Additionally, there are postal services that offer BMW Z4 electric roof motor repair and refurbishment, where you can send just the motor for repair and have it sent back to you.
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The BMW Z4 has a well-insulated cloth roof
The BMW Z4 is a stylish convertible sports car with a soft-top layout. The Z4 has a well-insulated cloth roof that seals tightly, ensuring an impressively quiet interior. The roof can be folded away in a few seconds with the simple push of a button. This feature allows drivers to quickly switch between enjoying the open-air driving experience and the comfort of a quiet, coupe-like cabin.
The well-insulated cloth roof of the BMW Z4 contributes to its luxurious appeal and enhances its functionality. The tight seal of the roof not only reduces wind and road noise but also helps to maintain a comfortable climate inside the vehicle. This feature is particularly advantageous in colder or rainy weather, as it helps to keep the interior warm and dry.
Additionally, the cloth roof of the Z4 is designed to be durable and weather-resistant. To further protect the soft top, various companies offer roof protector half covers specifically designed for the BMW Z4. These covers provide an extra layer of defence against the elements, including moisture, tree sap, and dirt. Regular maintenance and care, such as checking for moisture and "airing out" the soft top, are recommended to ensure the longevity of the cloth roof.
While the cloth roof of the BMW Z4 is generally well-regarded, it is important to note that some owners have reported issues with the hydraulic pump system used to operate the convertible top. In some cases, the pump may become water-logged or require repair, which can be a complex process. However, creative solutions, such as the Bellis Maneuver, have been developed by owners to access and repair the pump without removing the entire convertible top.
Overall, the BMW Z4's well-insulated cloth roof contributes to its appeal as a luxurious and practical convertible sports car. Its tight seal, quiet interior, and easy operation make it a desirable feature for those seeking a stylish and comfortable driving experience.
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The roof can be lowered by pressing a button
The BMW Z4 is a stylish, two-door soft-top convertible sports car. The Z4 has a well-insulated cloth roof that seals tightly, and when the top is up, the BMW's interior is impressively quiet. The roof can be lowered by pressing a button. With the push of a button, it folds away in a few seconds. The top lowers and raises fully automatically by means of electrohydraulic servo units that control the primary soft-top movements. The top/windshield top rail locks are operated by an electric motor.
The Z4 is available with two convertible top options: manual and fully automatic. The "Z" folding action means that the front roof bow simultaneously acts as the stowage compartment cover when the top is lowered. This simplifies operation of the convertible as there is no separate stowage compartment cover to be moved. Consequently, there is no need for a top cover as in earlier BMW convertibles.
The hydraulic motor that lifts the roof is situated in a drainage trough that fills with water as soon as its drain plug gets clogged. This can be fixed by accessing the pump by lifting only the rear window section of the roof, as demonstrated in a YouTube video by Pray4UrLife12. It is also possible to get to the motor by reaching through the trunk, although this is more difficult.
The BMW Z4 has a luxurious interior with exceptional panel fitment and excellent control placement. The seats are comfortable and have sizable bolsters to hold you in place when you're enjoying the Z4's dynamics. There is also more room inside than you might expect, even for those taller than six feet.
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The Z4 has a large trunk for a small roadster
The BMW Z4 is a stylish, two-door soft-top convertible sports car. It is a small roadster, but it offers a relatively large trunk. In fact, it has been described as having "surprisingly roomy" interior storage. The trunk has a volume of 9.9 cubic feet, which is big enough for a couple of weekend bags or three carry-on suitcases. This is a notable feature, as trunk volume is not usually a priority in luxury sports cars. The Z4 also has a high-quality interior, with excellent control placement and comfortable, well-shaped seats. The car is bigger than a Mazda MX-5 Miata and can accommodate a couple of 6-foot adults in luxurious comfort.
The Z4 has a power-operating convertible top that takes up no cargo space when lowered. This is a significant advantage over other convertibles, which often have intrusive tops that take up valuable trunk space. The well-insulated cloth roof seals tightly, and when the top is up, the interior is impressively quiet, with minimal wind or road noise. The roof can be folded away in a few seconds with the push of a button. A wind blocker is also standard, which keeps buffeting to a minimum when the top is down, even at high speeds.
In addition to the large trunk, the Z4 offers several other storage options. There are storage bins located around the cabin, including one in the center console and a felt-lined cubby to the left of the steering wheel. There is also a netted shelf behind the seats and two large cupholders at the front of the car. The Z4's spacious interior and ample storage make it an excellent choice for those seeking a stylish and practical convertible sports car for daily use.
The Z4 has a sleek and elegant exterior design, featuring the signature BMW kidney grille, twin circular headlights, and dynamic, flowing shoulder lines. The short, squat end and coke-bottle-inspired lines on the rear fenders further emphasize its classic roadster look. The Z4 is a fun and lively car to drive, with two engine options: a 255-hp turbocharged four-cylinder or a 382-hp turbocharged inline-six for those wanting maximum power. Its reasonable base price, luxurious interior, and spacious trunk make the Z4 an attractive option for those seeking a well-rounded small roadster.
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Frequently asked questions
No, the BMW Z4 is available with two convertible top options: manual and fully automatic.
There are several ways to repair your BMW Z4's electric roof motor. You can either repair it without removing the roof, or you can remove the roof and send the motor for repair.
To open the roof of your BMW Z4, press the top switch located in the center console.
The BMW Z4 offers a relatively large trunk for a small roadster. It can fit three carry-on suitcases.
