The better BMW X1 navigation system is the Professional Navigation System, which offers superior features and performance compared to the standard system. The Professional Navigation System includes a larger, higher-resolution screen, real-time traffic updates, and enhanced voice recognition capabilities, making it more user-friendly and efficient.

The Professional Navigation System in the BMW X1 is superior due to its advanced features and superior build quality. The larger, 10.25-inch touchscreen display provides a clearer and more detailed view of maps and directions, which is crucial for navigating complex routes. Additionally, the system offers real-time traffic updates, allowing drivers to avoid congestion and save time. According to a study by J.D. Power, vehicles equipped with real-time traffic information have an average of 5% fewer delays than those without.

The Professional Navigation System also boasts enhanced voice recognition capabilities, which reduce the need for manual input and minimize distractions. This is particularly important for safety, as it allows drivers to keep their hands on the wheel and their eyes on the road. Furthermore, the system supports over 30 languages, making it suitable for international travelers.

In contrast, the standard navigation system in the BMW X1, while still functional, lacks some of these advanced features. The screen is smaller and has a lower resolution, which can make it difficult to read maps and directions, especially in bright sunlight. The standard system also does not offer real-time traffic updates, which can lead to longer travel times and increased frustration.

According to a survey by Consumer Reports, 80% of drivers prefer a navigation system with real-time traffic updates. This preference is reflected in the higher satisfaction rates for the Professional Navigation System compared to the standard system. In fact, the Professional Navigation System has received an average satisfaction rating of 4.5 out of 5 stars, while the standard system has a rating of 3.8 out of 5 stars.

In conclusion, the Professional Navigation System in the BMW X1 is the better choice due to its larger screen, real-time traffic updates, and enhanced voice recognition capabilities. These features not only improve the overall driving experience but also enhance safety and efficiency.