: Available at Walmart for around $26.99, these often offer higher milliamp-hour (mAh) ratings for potentially longer runtimes. Tenergy Battery Packs Go to product viewer dialog for this item.
: Look at the first digit of your model number (e.g., Roomba 675 is part of the 600 series).
: A standard replacement for many 600, 800, and 900 series models. Third-Party & Budget Alternatives
If you are looking for more affordable options, third-party brands offer compatible packs often ranging from $25 to $50. iFixit Replacement Batteries
: Often cited by community reviewers as a "good value" alternative for around $30. How to Identify the Right Battery
: Newer models (e, i, j, s, 900 series) typically use Lithium-Ion , while older models (500-800 series) may use NiMH (Nickel-Metal Hydride).
: Priced at $39.99, these are popular for older models and come with detailed repair guides. Kastar High Capacity Batteries
Official batteries are recommended to maintain your warranty and ensure compatibility. Most official lithium-ion and XLife batteries are priced around $99.99 . iRobot McKinley Replacement Lithium Ion Battery Go to product viewer dialog for this item.