Group 121R battery: equivalents & cars that use it
A BCI Group 121R battery measures 207×175×175 mm (L×W×H). The closest equivalents that fit the same tray are Group 151R - always confirm terminal side and CCA before swapping.
Group 121R equivalent sizes
These BCI groups share a near-identical case, so they may fit the same battery tray. “Same terminals” means the +/- posts sit on the same side; reversed terminals (R groups) can leave your cables short.
| Group | Case (mm) | Terminals |
|---|---|---|
| Group 151R | 207×174×175 | same |
Comparing two specific sizes? Use the battery cross-reference tool →
Cars that use a Group 121R battery
These vehicles are fitted with a Group 121R from the factory:
2013 Hyundai Accent400-500 CCA2012 Hyundai Accent400-500 CCA2011 Hyundai Accent400-500 CCA2019 Kia Soul400-500 CCA2018 Kia Soul400-500 CCA2017 Kia Soul400-500 CCA2016 Kia Soul400-500 CCA2015 Kia Soul400-500 CCA2014 Kia Soul400-500 CCA2013 Kia Soul400-500 CCA2012 Kia Soul400-500 CCA2011 Kia Soul400-500 CCA