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    Dethleffs Alpa I 7820-2 Motorhome for Sale

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    Berths4
    Guide price£110,000–£165,000

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    Layout

    Answer in brief

    What should buyers know about the Dethleffs Alpa I 7820-2?

    RoamWorthy's maintained guide places the Dethleffs Alpa I 7820-2 at £110,000–£165,000. There is not yet enough exact live listing evidence to present that as a current market range.

    At range level, the Dethleffs Alpa I 7820-2 sleeps up to 4, has a guide gross weight of 5,000kg, is approximately 8.5m long. Specifications can vary by model year and derivative, so verify the exact vehicle before purchase.

    Market evidence
    Maintained RoamWorthy model guide
    Prices checked
    4 September 2026
    Specification scope
    Range-level guide; exact derivative varies

    See the complete price evidence or read how RoamWorthy verifies vehicle information.

    At a glance

    • The Dethleffs Alpa I 7820-2 sleeps up to 4 across the recorded range, making it suitable for family touring.
    • Guide gross-weight range: 5,000kg. Verify the exact plated vehicle and licence entitlement.
    • Guide length: 8.54m.
    • No exact current dealer listings are available on RoamWorthy at the latest evidence check.

    Quick verdict for Dethleffs Alpa I 7820-2

    Quick Verdict

    Exceptional winterisation and insulation properties
    Huge amounts of internal and external storage space
    The rear lounge offers more social space than almost any other motorhome
    High payload capacity for long-term touring
    Requires a C1 driving licence due to the 4500kg+ MTPLM
    Large dimensions can make navigating narrow UK country lanes challenging
    Premium price point reflects the high-end luxury market

    Road Legal Vitals
    UK

    C1 Licence Required

    Gross weight: 5,000kg.

    4

    Sleeping Berths

    Seatbelt data not available. Check the exact dealer listing.

    Price & Engine

    Lower endUpper end
    £110,000£165,000

    Guide price range

    £110,000–£165,000

    Typical advertised prices for a Dethleffs Alpa I 7820-2; year, mileage, condition and specification affect value.

    Cab & Chassis

    Driving specs for the Dethleffs Alpa I 7820-2

    Dimensions:
    Length 8.54m
    Width 2.33m
    Height 3.04m

    Driving Experience

    The Dethleffs Alpa I 7820-2 offers a comfortable driving experience suitable for both motorway cruising and navigating narrower roads.

    About the Dethleffs Alpa I 7820-2

    The Dethleffs Alpa I 7820-2 epitomises luxury A-class motorhome travel, meticulously designed for those who prioritise expansive living space and year-round comfort. Built on a robust AL-KO low-frame chassis, this model is celebrated for its substantial rear U-shaped lounge, offering an authentic apartment-like ambience on the road. The 'Alpa' philosophy, meaning 'couples travelling alone', is evident in the clever use of space, though this particular layout can comfortably accommodate additional guests thanks to its innovative drop-down bed system over the cab.

    Inside, superior craftsmanship is immediately apparent, featuring premium cabinetry and high-end upholstery. Its winter-proof design, incorporating a heated double floor and Alde central heating, makes it an ideal companion for year-round adventures across the UK and Europe. From the professional-grade kitchen to the generous boutique-style washroom, every element of the 7820-2 exudes sophistication. This motorhome is particularly suited for couples seeking extended tours with maximum comfort, or those who frequently host guests. Do remember that its size and weight mean a C1 driving licence is typically required. Explore more about this exceptional model and others on RoamWorthy to find your perfect home on wheels.

    Check if you can drive this on your licence with our Motorhome Weight Checker.

    Dethleffs Alpa I 7820-2 Video Reviews

    Watch Dethleffs Alpa I 7820-2 reviews on YouTube

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    Expert reviews and walkthroughs of the Dethleffs Alpa I 7820-2

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    Floor plan

    Interior Layout & Sleeping Configuration

    Explore the Dethleffs Alpa I 7820-2 floorplan and discover how the space works.

    Representative Rear Fixed Bunk Beds layout illustration. Exact floorplan can vary by derivative and year.

    Layout features

    U-Shape Lounge
    A-Class Drop-down Bed
    End Lounge
    Split Washroom

    Sleeping capacity

    4berths

    About the layout

    Sleeps 4 people with a layout balancing living, storage and sleeping space.

    Live Dethleffs Alpa I 7820-2 Inventory

    There are no verified exact-match Dethleffs Alpa I 7820-2 motorhomes currently available. We will tell you when one is listed.

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    Weights

    Gross Vehicle Weight5,000 kg
    Unladen Weight4,180 kg
    Payload Capacity820 kg

    Dimensions

    Overall Length8.54 m
    Overall Width2.33 m
    Overall Height3.04 m

    Accommodation

    Sleeping Capacity2-4 berths
    Layout Types
    U-Shape Lounge
    A-Class Drop-down Bed
    End Lounge
    Split Washroom

    How we assess the Dethleffs Alpa I 7820-2

    • Compiled from dealer feeds and manufacturer data. Specifications, prices, and stock sourced from verified UK dealers and brand records
    • Specs vary by year, trim, and options. Weights, dimensions, berths, and equipment can differ between model years and optional packs
    • Prices based on recent UK listings where available. Price ranges reflect current and recent dealer listings. Actual prices may vary by condition, year, and specification
    • Always confirm before buying. Verify exact specifications, condition, and equipment with the seller or manufacturer
    How we verify data and methodology →

    Practical ownership tips

    Licence requirements

    At 5,000kg GVW, the Dethleffs Alpa I 7820-2 exceeds 3,500kg and requires a C1 licence (or a pre-January 1997 car licence). Confirm the exact GVW with the seller before purchase.

    Payload capacity

    The Dethleffs Alpa I 7820-2 has approximately 820kg of user payload for passengers, water, gas, and personal gear. Check the actual plated weight against the unladen weight for the specific vehicle you are viewing.

    Before you buy

    Request a habitation check for any used unit. Check the base vehicle service history, MOT record, and whether the V5C matches the seller. For conversions, confirm the vehicle is correctly registered with DVLA.

    Frequently Asked Questions

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    Rear Fixed Bunk Beds Motorhomes

    Last updated: 04 September 2026Reviewed by RoamWorthy Editorial Team

    Is the Dethleffs Alpa I 7820-2 a capable luxury tourer?

    The Dethleffs Alpa I 7820-2 is a high-specification A-class motorhome designed for extended touring. It features a distinctive rear U-shaped lounge and a split washroom layout. Built on a 5000kg AL-KO low-frame chassis, it offers an 820kg payload and comprehensive winterisation, including a heated double floor and Alde heating. While primarily intended for couples, the drop-down bed system allows for up to 4 berths.

    • Large rear U-shaped lounge providing panoramic views and social space.
    • Winter-proof construction with a heated double floor and Alde central heating.
    • Substantial 820kg payload capacity on a 5000kg AL-KO chassis.
    • Flexible sleeping for 2 to 4 people via pull-down lengthwise single beds.
    • Professional-grade kitchen featuring a 141L fridge-freezer and oven.

    Worth knowing: A C1 driving licence is required due to the 5000kg MTPLM. The 8.54m length and 2.33m width require careful navigation on narrow roads. The premium price range reflects its position in the luxury A-class market.

    Buying a Dethleffs Alpa I 7820-2

    Who it suits

    • • Long-term tourers who require a high 820kg payload for equipment and supplies.
    • • Couples seeking a spacious apartment-like layout with a dedicated rear lounge.
    • • Winter enthusiasts who need a heated double floor and Alde heating for year-round use.

    Reasons to consider it

    • • The 5000kg GVW provides significant stability and carrying capacity.
    • • High-end A-class build quality with premium cabinetry and boutique-style washroom.
    • • The U-shape lounge layout offers more social space than many standard motorhome designs.

    What to check

    • • Inspect the rear garage to ensure the 250kg load capacity meets your storage requirements.
    • • Test the operation of the pull-down lengthwise single beds over the cab.
    • • Check the service history of the Alde hot water central heating system.
    • • Verify that your driving licence includes the C1 category for vehicles over 3500kg.

    Worth knowing: Confirm the specific model year as specifications can vary by trim and optional equipment. Verify the exact weight of any fitted extras to ensure the 820kg payload remains sufficient for your needs.

    Compare the Dethleffs Alpa I 7820-2 with similar models

    ModelBerthsMaximum weightLengthTypical price
    Dethleffs Alpa I 7820-245000 kg8.54 m£110,000 to £165,000
    Swift Kon-Tiki 894 180BHP Auto45000 kg8.96 m£85,000 to £135,000
    Swift Kon-Tiki 784 180BHP Auto45000 kg8.84 m£85,000 to £135,000

    The Dethleffs Alpa I 7820-2 sits at the higher end of the market with a price range between 110000 and 165000. Compared to the Swift Kon-Tiki 894, it offers a more compact 8.54m length while maintaining the same 5000kg MTPLM. While the Rapido i196M Distinction is shorter at 7.54m, the Alpa provides a higher payload capacity. The choice between these models often depends on whether the buyer prioritises the specific U-shaped lounge layout and the 820kg payload of the Dethleffs over the different dimensions or lower price points of alternatives like the Bailey Autograph.

    Worth knowing: Specifications and prices can vary by model year, trim and optional equipment.

    Ownership considerations for the Alpa I 7820-2

    • Utilise the heated double floor for storing temperature-sensitive items during winter tours.
    • Regularly check the seals on the large panoramic windows in the rear lounge.
    • Ensure the 141L fridge-freezer is properly secured before transit.

    Common mistakes to avoid

    • • Underestimating the turning circle required for an 8.54m long A-class vehicle.
    • • Exceeding the 250kg limit in the rear garage despite the large total payload.

    Worth knowing: The 3.04m height must be considered when planning routes with low bridges or height-restricted car parks.

    Alternatives to the Dethleffs Alpa I 7820-2

    Data and source notes

    • This page uses the maintained RoamWorthy record for the Dethleffs Alpa I 7820-2.
    • 6 model images are recorded for this page and served from RoamWorthy-hosted media.

    Specifications can differ by production year, trim and optional equipment.

    Dealer listings are used as current marketplace evidence, not as a substitute for the exact vehicle documentation.

    Worth knowing: Confirm weights, dimensions and fitted equipment for the exact vehicle before purchase or towing.

    Sources and review status for the Dethleffs Alpa I 7820-2

    This page is supported by 1 recorded source group.

    1 recorded source groupReviewed 31 July 2026
    • RoamWorthy maintained model catalogueeditorial database

    Specifications can vary by model year, trim and optional equipment.

    Read how RoamWorthy verifies model information →