Prepare home-charging questions before comparing used EVs

Before you compare used EV listings, gather two sets of facts. The first covers what your home parking and electrical setup can support. The second covers what each candidate car's own documentation says about charging. Give both to a qualified electrical installer, and ask for an assessment and a written quote. Until you have these, a seller's line such as 'charger included' or a headline range figure can quietly stand in for the facts that decide whether a car suits your daily routine. If you rent, share parking or live where a landlord, condo board or homeowners association controls the property, get permission first. Without it, no listing can be judged on home charging at all.

Terms worth knowing first

Home charging: charging from your property's electrical supply, either through a portable cable plugged into an outlet or through a fixed, wall-mounted charging unit.
Charging connection: the type of inlet on the vehicle and the matching plug it accepts. It is listed in the vehicle's documentation.
AC charging specification: the vehicle's documented limits for charging from alternating current, the kind of power supplied to homes. Together with your property's electrical capacity, it shapes which home equipment makes sense.
Variant: the specific trim, battery or equipment version of a model. Charging hardware can differ between variants, model years and sales markets that share the same model name.

Step 1: Record your property and routine

One Canadian installer, metroEV, suggests weighing three things together before choosing home charging equipment: daily driving distance, time parked at home and the vehicle's charging specifications. It also recommends having a qualified electrical professional assess the proposed charging location and the home's electrical capacity before you choose equipment. Treat these as the topics your information pack must cover. Record the following once, because they apply to every listing you look at.

Parking location: garage, driveway, carport, assigned space in a shared lot, or street.
Access hours: when you can reach the space and when the car is normally there.
Usual vehicle orientation: which end of the car faces the likely charging spot, since inlet position varies by model.
Property owner or manager: who controls the parking space and the electrical supply.
Written permission status: not needed, requested, granted or refused.
Typical journeys: your usual daily driving, plus occasional longer trips you expect to make.
Typical time parked at home: overnight, during working hours or irregular.

Step 2: Ask permission questions in writing

If someone else owns or manages the property, find out who must approve charging equipment or new electrical work, and ask for the answer in writing. Useful questions include: whether a cable or fixed unit is allowed at your space at all; who chooses and pays for the installer; who owns any installed equipment if you move out; and whether the property has its own requirements for contractors. Rules on these points vary by jurisdiction and by building agreement. Check your lease, association documents and local requirements rather than assuming a general rule applies.

Step 3: Record each listing the same way

A model name alone is not enough to look up charging details, because the same nameplate can carry different hardware across years, variants and markets. Capture the following for every candidate car, and note any gaps rather than filling them with assumptions.

VIN, model year, model and variant.
The market the car was originally sold in, if the seller or documentation shows it.
The manufacturer document you are relying on: the owner's manual edition or specification sheet that matches this car.
The documented charging connection and AC charging specification from that document.
Every included cable or charging unit, with its exact model identifier from the label.
The seller's own description of that equipment, recorded word for word.

Take charging guidance from the vehicle's owner's manual. NexDrive, a Canadian dealer resource, directs drivers there too. If a listing does not include the manual, ask the seller for it or look up the manufacturer's documentation for that exact VIN, year and variant. Do not rely on a general guide for a different version of the car.

Step 4: Treat included equipment as unverified

Illustrative example: Listing A includes a charging cable with a readable model label. Listing B's seller says only 'charger included.' For A, record the model identifier so the manufacturer documentation and your installer can review it. For B, ask the seller for the identifier before giving the equipment any value in your comparison. Neither listing gets a compatibility conclusion from the seller's description alone. Equipment counts in your comparison only once it is identified and reviewed.

Step 5: Put questions to a qualified installer

Some installers build the assessment around the specific car. Hi EV, a UK installer, starts its consultations with the customer's vehicle details and offers them either remotely or at the home. Ask whether a remote assessment is possible before you buy, so your vehicle documents and property details can be reviewed together. Ask for written answers to the questions below. Leave electrical settings and equipment choices to the qualified professional.

Can you assess this property using these vehicle documents?
What equipment and charging location do you propose, and why?
What electrical assessment is required before you can confirm the proposal?
Who handles any applicable permissions, permits and inspections?
What installation work, equipment, taxes and exclusions are itemized in the dated quote?
How long is the quote valid?
What changes would trigger a revised price, including a switch to a different candidate vehicle?

Step 6: Compare listings with separate status columns

Track property permission, vehicle documentation, equipment verification, installer assessment and the quote as separate items. Confirming one item moves only that item forward. For example, a granted permission letter does not verify a listing's included cable, and a matched owner's manual does not mean you have a quote.

Status item	Listing A	Listing B
Property permission	Granted in writing (applies to all listings)	Granted in writing (applies to all listings)
Vehicle documentation	Owner's manual matched to VIN and variant	Requested from seller
Equipment verification	Cable model identifier recorded, awaiting review	Identifier not yet provided
Installer assessment	Remote review booked	Not started
Written quote	Pending	Pending

The table is illustrative. Use the same columns for every car so missing information shows up instead of being glossed over.

Choosing between listings

Once proposals and quotes come in, check each against the parking access, time parked and journeys you recorded in Step 1. Do not apply a universal charging-time figure. Your constraints decide which items matter most:

If permission is refused or still pending, home charging is not yet available for any listing. Settle permission before weighing listings on home charging.
If a listing's documentation is incomplete, give it no credit for charging features until the matching manufacturer document is in hand.
If two listings differ only in included equipment, value that equipment only after it is identified and the installer has reviewed it.
When comparing quotes, make sure each one is dated and still valid, covers the same scope and lists taxes and exclusions the same way.

A quote applies to a specific property and a specific vehicle proposal. If you switch to a car with different documented charging specifications, ask the installer whether the quote still holds before you treat it as settled.