Most energy-efficient 315/30 ZR21 (2026)

By energy class: C 5

1. 1C
   KUMHO Ecsta Sport S 2363583

   wet grip A · 74 dB
2. 2C
   Petlas 298030

   wet grip A · 72 dB
3. 3C
   Bridgestone 31316

   wet grip A · 73 dB
4. 4C
   Starmaxx 598030

   wet grip A · 72 dB
5. 5C
   Accelera IOTA - ST68 (1M2239)

   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