Checked battery group size

2019 Toyota Prius C battery size

Battery size varies by configuration for the 2019 Toyota Prius C. Select the row that matches your trim or battery position before ordering.

2019 Toyota Prius C battery specs by configuration
Configuration Group size Type CCA min
L4/1.5L H3 AGM listed by sources 420
All checked configurations H3 Unverified Unverified

2 supporting sources Last checked: 2026-07-06 How we verify ->

Before you buy or install

These items are not confirmed by the current checked records for this page.

Terminal layout Unverified
Current checked records do not confirm positive-post side or terminal layout. Match the current battery label and cable reach before checkout.
Battery registration / reset Unverified
Checked records for this page do not confirm whether this vehicle needs a battery registration, BMS reset, or scan-tool step after replacement.
OEM CCA baseline Not confirmed
Current records list 420 CCA from Interstate Batteries; this page does not have an OEM CCA baseline.
Physical dimensions Not in record
Group H3 identifies the battery group, but current checked records for this page do not publish source-backed L x W x H dimensions.

2019 Toyota Prius C battery specifications

Use the row that matches your engine, trim, or battery position. Fields without source-backed values stay marked Unverified.

Configuration Group size Type CCA min Terminal layout Sources
L4/1.5L H3 Reference AGM listed by sources 420 Unverified Interstate Batteries
All checked configurations H3 Reference Unverified Unverified Unverified Toyota Parts

Installation notes

Battery registration / reset requirement

Unverified Checked records for this page do not confirm whether this vehicle needs a battery registration, BMS reset, or scan-tool step after replacement.

2019 Toyota Prius C battery: fitment notes

Fitment note

Battery size varies by configuration. Select the matching engine, trim, or battery position before ordering.

CCA guidance

CCA rating should meet or exceed listed specification for your climate.

Terminal position

Terminal position matters for cable reach — confirm positive terminal side before ordering.

Verify before checkout

Open the retailer's vehicle selector, choose 2019 Toyota Prius C, and confirm group size, battery type, and terminal position before placing your order.

2019 Toyota Prius C battery checkout fitment check

Use these selectors only after reviewing the unresolved fitment checks above. Enter 2019 Toyota Prius C and confirm Group H3, terminal layout, and any reset requirement before finalizing your order.

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Toyota Prius C battery size by year

Battery group size changed across Toyota Prius C model years. Select the exact year to see the correct checked record before ordering.

Use this table to open the checked battery page for another Toyota Prius C model year.

Year Group size
2019 This page H3
2018 H3
2017 S34B20R
2016 S34B20R
2015 S34B20R
2014 S34B20R
2013 S34B20R
2012 S34B20R

Data sources checked

2 supporting catalog source records are shown below. Battery group size and type facts on this page trace to checked source records. This table does not imply OEM confirmation unless an OEM source is shown. Fields without source-backed values remain Unverified. Other checked records that did not support a displayed field are kept out of this public table.

Source Role Supports Checked
Interstate Batteries Battery catalog Group size, CCA, Battery type 2026-07-06
Toyota Parts OEM catalog Group size 2026-07-06

2019 Toyota Prius C battery — common questions

What battery group size fits the 2019 Toyota Prius C?
Checked source records list Group H3 for the 2019 Toyota Prius C. BCI group sizes define the battery's physical dimensions and terminal positions. Do not infer terminal layout from the group number alone; match the current battery label or terminal layout before checkout.
Why does terminal position matter for battery replacement?
Terminal position (positive on the left or right when facing the battery) determines whether the factory cable length reaches the correct post and whether the hold-down bracket fits. Confirmed terminal data is not yet in checked records for this vehicle. Verify the layout in the retailer's vehicle selector or check your current battery label before ordering.

Look up another vehicle battery

Select year, make, and model to open the checked battery size record.