
Varta Black Label and Blue Label have the following differences: 1. Different user experience: Varta Yellow Label batteries come with a two-year warranty, while the Black Label offers the best cost-performance ratio. 2. Different teams: VARTA boasts a complete manufacturing process and a professional team, supported by a strong technical service team composed of experienced battery experts. They conduct product research and development in world-class laboratories and strictly implement a series of advanced quality control measures to ensure customers receive the highest quality VARTA batteries. 3. Different branding: The Varta Blue Label is a well-established series with relatively stable quality, while the Black Label is the series with the best cost-performance ratio.


