The duration of a German B1 course can vary based on its intensity, format, and the institution offering it. Intensive courses often last between 6 to 12 weeks with daily classes. Standard courses typically take 3 to 6 months, meeting a few times a week. Evening or weekend courses, designed for those with daytime obligations, usually span 6 to 9 months. Self-paced online courses offer flexibility and can range widely, with completion times depending on individual study schedules. University or college courses, which generally follow a semester system, usually last around 15 to 18 weeks.

The cost of a German B1 course can vary depending on the provider and the course format. Typically, fees range from ₹15,000 to ₹35,000 for a full B1-level course, which usually includes several weeks of instruction and course materials. Some institutions may offer discounts or scholarships. It's best to consult the course provider’s website for detailed information on pricing and any additional costs for materials or certification.