Most energy-efficient 285/45 ZR21 (2026)

By energy class: B 1 · C 4

1. 1B
   Kumho 2421013

   wet grip A · 74 dB
2. 2C
   Kenex 15799

   wet grip B · 75 dB
3. 3C
   Kumho Ps71 2329223

   wet grip A · 72 dB
4. 4C
   Kumho 2407183

   wet grip A · 72 dB
5. 5C
   Accelera IOTA - ST68 (1M552)

   wet grip C · 68 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