It comes down to the difference in two unknowns - the efficiency of the TV power supply and the efficiency of the caravan power supply.
Try thinking about two of your favourite alcoholic drinks - that won't give you the answer but is a better use of your time!
For the short period that Geist caravans were made, basically LMCs but with the door on the "proper" side and equipped to British tastes, many were fitted with pull-out awnings attached to the roof. AFAIK the roof was bonded aluminium/foam/plywood.
At the risk of thread drift - car makers schemes for employees and retirees are under threat by this government who consider the schemes to be a loophole that needs closing - if it goes ahead it'll cost £3-4,000 in extra tax per employee or double that for managers who get two cars.
Our plan B during a power cut is to move into the caravan - it's parked on the drive with leisure battery fully charged and at least one full gas cylinder.
I've often wondered how energy companies protect "priority customers" from power cuts - which seem to affect everything supplied by the...
That also happens with most gas-fired central heating - no electric then no pump or control circuits - fortunately we have a stand-alone gas fire in the lounge, in addition to the gas-fired central heating.
Since Milenco and EMUK mirrors both fit onto the door mirror casings, any vibration in the casings themselves will be transmitted to the towing mirrors.
Governments, of any colour, largely ignore long term issues
I wonder why new builds don't use ground source heat pumps, much better than air source - would be easy fit the underground pipes while the foundations are being done
Historically a number of caravan makers didn't bother to room seal fridges when they installed them - completely against the fridge makers specification and against safety guidelines.