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    Franchise opportunities compared

    Christian Brothers Automotive vs HHO Carbon Clean Franchise System

    Reviewed figures from each brand's Franchise Disclosure Document (FDD), side by side. Each figure carries its FDD year and page. This is not a ranking or recommendation, and the two FDDs may cover different years and location groups.

    Christian Brothers Automotive2026 FDDHHO Carbon Clean Franchise System2025 FDD

    Initial investment · Item 7

    Christian Brothers Automotive

    $515,250 – $650,400

    2026 FDD · Item 7 · PDF p. 29

    HHO Carbon Clean Franchise System

    $108,380 – $185,330

    2025 FDD · Item 7 · PDF p. 18

    Initial franchise fee · Item 5

    Christian Brothers Automotive

    Not available

    HHO Carbon Clean Franchise System

    $44,900

    2025 FDD · Item 5 · PDF p. 10

    Royalty · Item 6

    Christian Brothers Automotive

    50%

    2026 FDD · Item 6 · PDF p. 17

    HHO Carbon Clean Franchise System

    6%/7%/8% or monthly min

    2025 FDD · Item 6 · PDF p. 12

    Before you compare

    • Christian Brothers Automotive figures come from its 2026 FDD and HHO Carbon Clean Franchise System figures from its 2025 FDD, so the years differ.
    • Only Christian Brothers Automotive has reviewed Item 19 figures here.

    Financial commitment

    Estimated initial investment (Item 7)

    Christian Brothers Automotive

    $515,250 – $650,400
    Total initial investment
    2026 FDD · Item 7 · PDF p. 29

    HHO Carbon Clean Franchise System

    $108,380 – $185,330
    Total Estimate - Single Territory
    2025 FDD · Item 7 · PDF p. 18
    Standard initial franchise fee (Item 5)

    Christian Brothers Automotive

    Not available
    No single standard fee identified

    HHO Carbon Clean Franchise System

    $44,900
    Additional territories receive discounts when purchased at signing, subject to market type, availability, and franchisor discretion.
    2025 FDD · Item 5 · PDF p. 10
    Royalty (Item 6)

    Christian Brothers Automotive

    50%
    Royalty fee share of Split Profits
    2026 FDD · Item 6 · PDF p. 17

    HHO Carbon Clean Franchise System

    6%/7%/8% or monthly min
    Royalty
    2025 FDD · Item 6 · PDF p. 12
    Brand / advertising fund (Item 6)

    Christian Brothers Automotive

    3%
    National and regional marketing maximum annual cost rate — 3%
    2026 FDD · Item 6 · PDF p. 18

    HHO Carbon Clean Franchise System

    0% of percentage of gross sales
    Brand Development Fund
    2025 FDD · Item 6 · PDF p. 12

    System scale & health

    Total outlets (Item 20)

    Christian Brothers Automotive

    326
    Outlets at end of 2025
    2026 FDD · Item 20 · PDF p. 73

    HHO Carbon Clean Franchise System

    15
    Outlets at end of 2024
    2025 FDD · Item 20 · PDF p. 43
    Net outlet change (Item 20)

    Christian Brothers Automotive

    +46
    Calculated: 280 at end of 2023 → 326 at end of 2025

    HHO Carbon Clean Franchise System

    +4
    Calculated: 11 at end of 2022 → 15 at end of 2024
    Outlet exits (Item 20)

    Christian Brothers Automotive

    Not available
    No complete exit records for a year

    HHO Carbon Clean Franchise System

    Not available
    No complete exit records for a year
    Franchising since (Item 1)

    Christian Brothers Automotive

    1996
    From a verified franchisor listing

    HHO Carbon Clean Franchise System

    2020
    2025 FDD · Item 1 · PDF p. 8
    Franchisor founded (Item 1)

    Christian Brothers Automotive

    Not available
    Not in reviewed records

    HHO Carbon Clean Franchise System

    2020
    2025 FDD · Item 1 · PDF p. 8

    Financial performance (Item 19), by location group

    Christian Brothers Automotive
    Locations counted not stated in the reviewed record — Five stores with negative NOI; age categories as quoted
    -$116,330.00
    other Negative NOI case amount
    2026 FDD · Item 19 · PDF p. 72
    Locations counted not stated in the reviewed record — Stores open entire calendar years 2024 and 2025
    280 stores
    other Comparable franchisee-owned CBA stores open full years 2024 and 2025
    2026 FDD · Item 19 · PDF p. 66
    Locations counted not stated in the reviewed record — Existing franchisee figures adjusted in tables
    50 percent
    other Royalty fee basis used for adjusted existing franchisee figures
    2026 FDD · Item 19 · PDF p. 66
    +1 more groups in the full report
    HHO Carbon Clean Franchise System

    Not disclosed — no Item 19 financial performance representation

    Item 19 groups are shown separately and never combined. Revenue or sales figures are not profit. Net outlet change and turnover are Franopolis calculations from the disclosed counts; turnover is a count-based rate, not a measure of owner earnings.

    Christian Brothers Automotive vs HHO Carbon Clean Franchise System: common questions

    Which costs less to open, Christian Brothers Automotive or HHO Carbon Clean Franchise System?
    Christian Brothers Automotive: $515,250 – $650,400 (2026 FDD · Item 7 · PDF p. 29); HHO Carbon Clean Franchise System: $108,380 – $185,330 (2025 FDD · Item 7 · PDF p. 18). These are each franchisor's Item 7 estimated initial investment. The low end of the disclosed estimate is lower for HHO Carbon Clean Franchise System. Estimates are not quotes, and the FDD years may differ.
    How do Christian Brothers Automotive and HHO Carbon Clean Franchise System royalties compare?
    Christian Brothers Automotive: 50% (2026 FDD · Item 6 · PDF p. 17); HHO Carbon Clean Franchise System: 6%/7%/8% or monthly min (2025 FDD · Item 6 · PDF p. 12). Royalties as disclosed in Item 6; other recurring fees are listed separately.
    Which has more locations, Christian Brothers Automotive or HHO Carbon Clean Franchise System?
    Christian Brothers Automotive: 326 (2026 FDD · Item 20 · PDF p. 73); HHO Carbon Clean Franchise System: 15 (2025 FDD · Item 20 · PDF p. 43). Total outlets from Item 20. Outlet counts do not indicate territory availability or franchisee results.
    Do Christian Brothers Automotive and HHO Carbon Clean Franchise System disclose financial performance (Item 19)?
    Christian Brothers Automotive has reviewed Item 19 figures for 4 location groups; HHO Carbon Clean Franchise System makes no Item 19 financial performance representation. Different location groups are not directly comparable, and revenue is not profit.

    Answers restate the reviewed figures above. Not a ranking or recommendation.

    How Franopolis reviews FDD figures

    Keep researching

    Full Christian Brothers Automotive report

    Every reviewed fee, Item 19 group, outlet table and territory disclosure

    Full HHO Carbon Clean Franchise System report

    Every reviewed fee, Item 19 group, outlet table and territory disclosure

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