your mileage may vary
It may work differently in your situation, or be different in your experience.
The battery lasts a day in my phone, but your mileage may vary.
ADV
considerably, dramatically, enormously, a great deal, greatly, a lot, markedly, sharply, significantly, substantially, tremendously, widely, wildly
hardly
The price of milk hardly varies from one supermarket to another in our town.
(a) little, slightly, somewhat
constantly, continuously
The price of gas varies constantly depending on global oil markets and supply issues.
never
inevitably, necessarily
The cost of renting an apartment necessarily varies depending on the neighborhood and size of the space.
naturally, obviously
The quality of coffee obviously varies depending on where you buy it.
systematically
accordingly
The prices of plane tickets vary accordingly depending on the season and how far in advance you book.
inversely
Student performance and hours spent playing video games vary inversely throughout the semester.
geographically, historically
The price of houses varies geographically depending on which city you live in.
VERB + VARY
can, may
The quality of service may vary depending on which location you visit.
be likely to, tend to
PREP
according to
The price of coffee varies according to where you buy it in the city.
among
Quality standards vary among different restaurants in the city.
between
The price of coffee varies between five and eight dollars depending on the café.
by
The price of coffee varies by country, so it costs more in some places than others.
depending on
The time it takes to cook rice will vary depending on the type you choose.
from to
The price of coffee varies from one café to another in the city.
in
The prices of coffee vary in different cafes across the city.
with
The price of coffee varies with the season and where you buy it.
PHRASES
vary over/with time
Fashion trends vary over time, reflecting changes in society and technology.