Comparamos la legalización con la apostilla.

It can mean either one, depending on context.

Comparamos is the 1st person plural form (nosotros/nosotras) of comparar and it has two possible values:

• present: we compare
• preterite: we compared

This happens with many -ar verbs in Spanish. The form is the same in both tenses.

So by itself, Comparamos la legalización con la apostilla could mean:

• We compare legalization with the apostille
• We compared legalization with the apostille

Usually the surrounding context makes it clear.

Because Spanish often leaves subject pronouns out when they are not needed.

The verb form comparamos already tells you the subject is we. So:

• Comparamos la legalización con la apostilla.
• Nosotros comparamos la legalización con la apostilla.

Both are correct, but the version without nosotros is more natural unless you want emphasis or contrast, for example:

• Nosotros comparamos la legalización, pero ellos comparan otro trámite.

Because in Spanish, comparar algo con algo is the normal pattern for to compare something with/to something.

Structure:

• comparar + thing 1 + con + thing 2

So:

• Comparamos la legalización con la apostilla.

This is the standard and safest choice in everyday Spanish.

You may sometimes also see comparar algo a algo, but con is much more common for learners and in normal usage.

Because both nouns are feminine singular, so they take the definite article la.

• la legalización
• la apostilla

In this sentence, the speaker is referring to those concepts specifically, so the article sounds natural.

Spanish often uses articles more than English does, so even where English might say legalization and the apostille or just use no article, Spanish may still use la.

You learn noun gender as part of the word.

In this case:

• legalización ends in -ción, and nouns ending in -ción are almost always feminine:

  • la nación
  • la información
  • la legalización

• apostilla ends in -a, which is often feminine:

  • la casa
  • la firma
  • la apostilla

Like many Spanish nouns, their gender is shown by the article:

• la legalización
• la apostilla

The accent mark shows which syllable is stressed.

legalización is pronounced with the stress on the final syllable:

• le-ga-li-za-CIÓN

Without the accent mark, the stress would follow the normal spelling rules and would sound wrong.

Also, words ending in -ción almost always have this written accent:

• información
• nación
• traducción
• legalización

In standard Peninsular Spanish, it is pronounced approximately:

a-pos-TI-lla

A few useful pronunciation notes:

• Stress is on ti: aposTILla
• ll in most of Spain is usually pronounced like the y in yes
• So it sounds roughly like ah-pos-TEE-ya

A very rough English approximation would be:

• ah-pos-TEE-yah

The normal, neutral order is:

• Comparamos la legalización con la apostilla.

This is the most natural way to say it.

You can change the order in some contexts for emphasis, but it may sound marked or literary. For example:

• La legalización la comparamos con la apostilla.

That version emphasizes la legalización, but it is not the basic word order learners should start with.

So the best pattern to remember is:

• Verb + direct object + con + second item

No. Only la legalización is the direct object here.

Breakdown:

• Comparamos = verb
• la legalización = direct object
• con la apostilla = prepositional phrase introduced by con

So grammatically, the sentence means:

• We compare [legalization] with [the apostille].

The first thing is the direct object of comparar, and the second comes after con.

Not in standard Spanish for this meaning.

The natural verb pattern is:

• comparar algo con algo

So:

• Comparamos la legalización con la apostilla.

Using entre here would sound unnatural. Entre is used in other structures, for example:

• Hay diferencias entre la legalización y la apostilla.

That means:

• There are differences between legalization and the apostille.

So:

• comparar X con Y = correct
• diferencias entre X e Y = also correct, but different structure

Yes, but you need to do it carefully.

For the direct object la legalización, you can use la:

• La comparamos con la apostilla.
• We compare it / compared it with the apostille.

But after con, you normally use a prepositional form or keep the noun:

• La comparamos con esta. = possible, if the context is clear
• La comparamos con ella. = grammatical, but usually used for people; with things, Spanish often prefers the noun or a demonstrative like esta, esa

So the most natural reduced version is often:

• La comparamos con la apostilla.

Not always.

In general Spanish, legalización can mean legalization in the broad sense. But in administrative or document contexts, it often refers specifically to the official process of certifying a document for use abroad.

That is why it appears naturally with apostilla. In this context, la legalización is not just an abstract political idea; it is likely a specific bureaucratic process.

So the word may look familiar, but its exact meaning depends on context.

Yes, it sounds natural, especially in an informative or administrative context.

It is clear, neutral, and grammatically standard:

• Comparamos la legalización con la apostilla.

In a title or heading, you might also see something like:

• Comparación de la legalización con la apostilla
• Legalización y apostilla: comparación

But as a full sentence, the original is perfectly natural.