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Honda Clarity Battery Sizes (2018 - 2021): Battery Replacement Guide

Researched By The AutoPadre Research Team


The Honda Clarity battery size is 51R (model years 2018 to 2021).

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Honda Clarity Battery Size(s)
Year Trim Battery Size Code Battery Size (L X W X H) Inches Get Here (paid link)
2021 --/-L 51R 9 3/8" x 5 1/16" x 8 13/16" Amazon
2020 L4/1.5L 51R 9 3/8" x 5 1/16" x 8 13/16" Amazon
2019 Standard 51R 9 3/8" x 5 1/16" x 8 13/16" Amazon
2018 L4/1.5L 51R 9 3/8" x 5 1/16" x 8 13/16" Amazon

(1) The Battery Council International (BCI) uses battery group codes consisting of letters and numbers (ie. H6, T4, 24, 34r). These refer to the battery size that will best fit (physical dimensions, terminal locations and type) a specific vehicle.

Check out the Battery Size specifications for other makes and models.

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2021 Honda Clarity Battery Size

The recommended 2021 Honda Clarity battery size is 51R (Height: 9 3/8" x Width: 5 1/16" x Length: 8 13/16").

2021 Honda Clarity Battery Size(s)
Trim Battery Size Code Battery Size (L X W X H) (Imp.) Battery Size (L X W X H) (Metric)
--/-L 51R 9 3/8" x 5 1/16" x 8 13/16" 23.8 cm x 12.9 cm x 22.3 cm

2020 Honda Clarity Battery Size

The recommended 2020 Honda Clarity battery size is 51R (Height: 9 3/8" x Width: 5 1/16" x Length: 8 13/16").

2020 Honda Clarity Battery Size(s)
Trim Battery Size Code Battery Size (L X W X H) (Imp.) Battery Size (L X W X H) (Metric)
L4/1.5L 51R 9 3/8" x 5 1/16" x 8 13/16" 23.8 cm x 12.9 cm x 22.3 cm

2019 Honda Clarity Battery Size

The recommended 2019 Honda Clarity battery size is 51R (Height: 9 3/8" x Width: 5 1/16" x Length: 8 13/16").

2019 Honda Clarity Battery Size(s)
Trim Battery Size Code Battery Size (L X W X H) (Imp.) Battery Size (L X W X H) (Metric)
Standard 51R 9 3/8" x 5 1/16" x 8 13/16" 23.8 cm x 12.9 cm x 22.3 cm

2018 Honda Clarity Battery Size

The recommended 2018 Honda Clarity battery size is 51R (Height: 9 3/8" x Width: 5 1/16" x Length: 8 13/16").

2018 Honda Clarity Battery Size(s)
Trim Battery Size Code Battery Size (L X W X H) (Imp.) Battery Size (L X W X H) (Metric)
L4/1.5L 51R 9 3/8" x 5 1/16" x 8 13/16" 23.8 cm x 12.9 cm x 22.3 cm
Honda Clarity Battery Sizes Data Brought To You By AutoPadre
Honda Clarity Battery Sizes Data Brought To You By AutoPadre