This vague question was put into the Grief Loss and Bereavement Category. The phrase you have written is not specific about what you want to know. The only thing I can suggest is that you please clarify what you need to know exactly.
Comparing places means one place is somewhere and can be described one way whereas the other place is in another place and will be described a different way, such as Heaven is different from Earth and life in each place is different.
force
The verb juxtapose means to place side by side, especially for comparison or contrast.
You place two things next to one another to show the comparison between them. Here's a link to a good example page.
a metaphor unless the comparison includes like or as then a simile
A ratio is a comparison of one number in relation to another number. A percent is a comparison of one number in relation to One Hundred.
Juxtoposition
There is no one place. You have to comparison shop.
They are a measure of one quantity in comparison to another.
Comparison is setting one thing alongside another to look for similarities, differences and relative sizes or other properties.
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I used a car to travel from one place to another.
One place to compare smartphones is at consumersearch.com. They use expert and owner opinions to identify which smartphone is the best. Another site for comparison shopping would be cell-phone.toptenreviews.com.