Hymer vs. Airstream: Transatlantic Design Philosophy

KiloApps Team Editorial Staff
Last Updated

Definition

Comparing the European chassis approach (Hymer) with the American design (Airstream) for leveling.

How It Works

Scope: This guide covers hymer vs. airstream: transatlantic design philosophy.
Rule: Use vehicleSpecs["Hymer"]["wheelbase_in"]["wheelbase_in"] as the canonical wheelbase in for leveling calculations.

SpecificationValueNotes
WheelbaseTODO: Add wheelbase for Hymer caravan (needs official source id or JSON key)Wheelbase for Hymer caravan
WheelbaseTODO: Add wheelbase for Airstream trailer (needs official source id or JSON key)Wheelbase for Airstream trailer

Examples

ScenarioAngle MeasuredBlock Height Required
Front-to-back slope: 2° pitch2.0°Front: 0.5", Rear: 1.5"
Side-to-side slope: 1.5° roll1.5°Left: 0.75", Right: 1.25"
Combined slope: 1° pitch + 1° roll1.0° / 1.0°Varies by wheel position

FAQ

How accurate is the iPhone sensor for RV leveling? The iPhone's built-in gyroscope and accelerometer provide accuracy within 0.1° when properly calibrated. This is sufficient for RV leveling, as most RVs are considered level within 1-2° of horizontal.
Do I need to calibrate my iPhone before each use? Yes, calibration is recommended, especially if you're using a phone case or if the camera bump affects the sensor reading. The app's zero-point calibration feature accounts for these offsets.
Can I use this app for any RV type? Yes, RV Leveler supports both motorhomes (4-point leveling model) and trailers (3-point leveling model). The app adapts its calculations based on your vehicle type selection.

Download

Get precise leveling calculations with RV Leveler. The app uses your iPhone's sensors to measure angles and calculate exact block heights for each wheel position.

Learn more about RV leveling techniques. See also: Airstream Trailer Leveling Guide.

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