Your referral link is a one-time $300 — your charging bill isn't
The referral link gets you a one-time perk. What you pay to charge is the decision you'll actually live with every month after delivery.
It's easy to spend more time thinking about a referral link's one-time ~$300 FSD trial than about a cost you'll face every single month for as long as you own the car: charging. Tesla now runs 60,000+ Superchargers across North America, and a new Model Y has full access to that network — so the network size isn't the question for most Model 3/Y buyers. The question that actually affects your monthly bill is whether the $12.99/month Charging Membership is worth adding.
Who the Membership is actually for
We've worked the full break-even math elsewhere on this site — the short version is that the paid Membership lowers your per-kWh Supercharging rate and pays for itself at roughly 4 or more Supercharging sessions a month. If you're a light second-car driver who mostly charges at home and Superchargers only on road trips, you likely won't hit that threshold and the $12.99/month is a net cost, not a saving. See the full break-even calculation for the exact math and driving patterns.
Why this belongs next to your referral-link decision, not instead of it
The two things aren't in competition — they're sequential. Open your referral link before you configure (it costs nothing and is the highest-value five minutes of your order), and separately, once you know your actual driving pattern, decide on the Membership after a month or two of real charging receipts rather than guessing at delivery. A $300 one-time trial and a $12.99/month recurring decision deserve different amounts of analysis — don't let the exciting one-time number distract you from working out the recurring one.
Budget the recurring cost, not the one-off benefit
There is a framing error that referral pages encourage and that quietly makes people worse at planning: treating the referral benefit as the charging number to know. It is not. It is a one-off credit against a cost that recurs for as long as you own the car.
Run the shape of it. A referral's charging credit covers some number of weeks of typical driving — a few, not many — and then it is gone and you are paying your own rate for years. Which means the figure that determines your charging budget is not the credit's value at all; it is your cost per 100 miles or 100 km, and that number is set by two things the referral cannot touch: your consumption and the rate you pay.
So the useful sequence for a new owner is the reverse of the usual one:
- Establish your rate. Home tariff if you can charge at home, typical rapid-charging price if you cannot. This single input moves your annual charging spend more than anything else on this page.
- Multiply by your real distance. Not the distance you imagine; the distance you actually drove last year.
- Then, and only then, note the credit. It reduces the first few weeks of that figure. It does not change the figure.
Why we say this on a page that exists to promote a referral
Because the alternative is letting a small, certain number crowd out a large, recurring one — and a reader who leaves here having optimised the credit while ignoring their tariff has been actively misled by the emphasis, even if every sentence was accurate.
The proportions are not close. Over a few years of ownership, the difference between charging habitually at a cheap overnight rate and habitually at rapid-charging prices runs to a multiple of the referral's entire value, repeatedly. The credit is worth claiming precisely because it costs ten seconds — not because it is a material part of what a Tesla costs to run.
Which produces the honest summary of this page: take the credit, then forget it, and spend your attention on the number that is still there next year.
A simple rule of thumb
Track your first month of Supercharging sessions without the Membership. If you're consistently at 4 or more sessions a month, add it — you'll be ahead within that same month. If you're mostly charging at home and only Supercharging a handful of times a year for road trips, skip it and revisit the decision if your driving pattern changes.
The referral relationship is disclosed
in full on our disclosure page; every outbound referral link on this site is
rel="nofollow sponsored", and the buyer never pays anything extra.
Source: Teslarefer — Supercharger prices 2026. Program details verified 13 July 2026.