Most energy-efficient 325/30 ZR21 (2026)

By energy class: C 5

1. 1C
   Bridgestone 18985

   wet grip A · 73 dB
2. 2C
   KUMHO Ecsta Sport S 2349543

   wet grip A · 75 dB
3. 3C
   Bridgestone 29799

   wet grip C · 73 dB
4. 4C
   Bridgestone 29801

   wet grip D · 73 dB
5. 5C
   Accelera IOTA - ST68 (1M488)

   wet grip C · 72 dB

Ranked by annual energy consumption; running cost at the EU average household price. Open a model to see the cost in your country. Methodology