Most energy-efficient 265/40 ZR21 (2026)

By energy class: C 8

1. 1C
   Bridgestone 20697

   wet grip A · 72 dB
2. 2C
   Kumho 2407133

   wet grip A · 73 dB
3. 3C
   Petlas 288330

   wet grip A · 70 dB
4. 4C
   Bridgestone 29142

   wet grip A · 72 dB
5. 5C
   Starmaxx 588330

   wet grip A · 70 dB
6. 6C
   Accelera IOTA - ST68 (1M566)

   wet grip C · 68 dB
7. 7C
   Forceum PENTA (1M567)

   wet grip B · 70 dB
8. 8C
   Accelera X GRIP 4S 2 (1M2787)

   wet grip B · 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