La dependienta dijo que la suela de esos zapatos dura más que la de los zapatos baratos.

Because Spanish normally uses an article in front of a noun when you mean the person or thing in general context.

• La dependienta = the shop assistant / the saleswoman
• Saying just Dependienta would usually sound incomplete here.

In Spanish, articles are used more often than in English, so La dependienta dijo... is the natural way to say The shop assistant said...

Also, dependienta is feminine. The masculine form is dependiente.

Dependienta means shop assistant, saleswoman, or female store clerk.

In Spain, dependiente / dependienta is a very common word for someone who works serving customers in a shop.

So:

• el dependiente = male shop assistant
• la dependienta = female shop assistant

Dijo is the preterite form of decir (to say / to tell):

• yo digo = I say
• ella dice = she says
• ella dijo = she said

The sentence is reporting something the shop assistant said at a specific moment in the past, so dijo is the natural tense.

Because in Spanish, que is usually needed to introduce a reported statement:

• She said that... → Dijo que...

In English, that can often be omitted:

• She said the sole lasts longer...

But in Spanish, you normally keep que:

• Dijo que la suela dura más...

So this que means that.

Here dura comes from the verb durar, which means to last.

• dura = lasts
• duró = lasted
• duraba = used to last / was lasting

So:

• la suela dura más = the sole lasts longer

The sentence reports what she said, but the content of what she said is presented as a general present truth: the sole of those shoes lasts longer.

No. That is a very common confusion.

Here dura is a verb:

• durar = to last
• dura = lasts

It is not the adjective dura meaning hard.

Compare:

• La suela dura mucho. = The sole lasts a long time.
  → dura = verb

• La suela es dura. = The sole is hard.
  → dura = adjective

In your sentence, it is definitely the verb.

Not necessarily. Spanish does not always “backshift” tenses the way English often does.

If the speaker is reporting something that is still considered true now, Spanish often keeps the present:

• La dependienta dijo que la suela dura más... = The shop assistant said that the sole lasts longer...

If you said duraba, that could sound more like you are placing the whole statement more firmly in the past, or reporting it from a more distant perspective.

So the present tense here is very natural if the statement is still valid.

La suela means the sole of a shoe.

Vocabulary:

• suela = sole
• zapato = shoe

So:

• la suela de esos zapatos = the sole of those shoes

Because Spanish is focusing on the sole as a feature/type/material of that pair of shoes, not necessarily counting two separate soles.

This is normal in Spanish. When talking about a part or characteristic of an item or pair, the singular can be used naturally:

• la suela de esos zapatos
• literally: the sole of those shoes

In English, we might sometimes expect the soles, but Spanish often uses the singular in this kind of general comparison.

De means of here:

• la suela de esos zapatos = the sole of those shoes

This is the normal Spanish way to show possession or relation between two nouns.

Instead of using something like those shoes’ sole, Spanish usually prefers:

• the sole of those shoes → la suela de esos zapatos

This is about demonstratives:

• estos = these
• esos = those
• aquellos = those over there

So esos zapatos means those shoes.

The choice depends on distance or perspective:

• estos: near the speaker
• esos: near the listener or not especially near the speaker
• aquellos: farther away from both

In many contexts, esos is just the natural way to refer to those shoes.

Because this is the comparative structure more ... than:

• más que = more ... than

So:

• dura más que... = lasts longer than...

This que is different from the earlier que after dijo.

There are two different uses in the sentence:

1. dijo que = said that
2. más que = more than

Because Spanish normally uses más ... que when making a comparison between two things:

• más que la de los zapatos baratos
• more than the one from the cheap shoes

Use más de mainly with numbers, quantities, or expressions like more than three, more than enough, etc.

Examples:

• más que tú = more than you
• más que antes = more than before
• más de diez euros = more than ten euros

So here, since one sole is being compared with another, más que is correct.

It means the one from the cheap shoes or more literally the sole of the cheap shoes.

This is an example of Spanish avoiding repetition.

The full version would be:

• la suela de esos zapatos dura más que la suela de los zapatos baratos

But repeating la suela sounds unnecessary, so Spanish replaces it with la:

• ...más que la de los zapatos baratos

Here la stands for la suela.

It is a pronoun-like word replacing the repeated noun.

Think of it like this:

• la suela de esos zapatos
• la [suela] de los zapatos baratos

Since suela is feminine singular, the replacement is la.

This is very common in Spanish:

• Mi camisa es más cara que la de Juan. = My shirt is more expensive than Juan’s.

• Este coche es mejor que el de Pedro. = This car is better than Pedro’s.

So in your sentence, la means the sole.

Because in Spanish, most adjectives normally come after the noun.

• zapatos baratos = cheap shoes

Putting the adjective before the noun is possible in some cases, but it often changes the tone, emphasis, or style. The normal, neutral order here is:

• zapatos baratos

It can mean either, depending on context.

• cheap in the neutral sense = low-priced
• inexpensive = low-priced

Sometimes cheap in English can also mean poor quality, but Spanish barato mainly refers to price. In context, though, low price may imply lower quality, especially when comparing durability.

So zapatos baratos most naturally means:

• cheap shoes
• or inexpensive shoes

Because baratos agrees with zapatos, which is:

• masculine
• plural

Agreement:

• zapato barato = cheap shoe
• zapatos baratos = cheap shoes
• suela barata = cheap sole

Since the adjective describes zapatos, not suela, it must be baratos.

Because the comparison is not between those shoes and the cheap shoes directly. It is between the sole of those shoes and the sole of the cheap shoes.

So Spanish needs something that refers back to la suela:

• ...dura más que la de los zapatos baratos = ...lasts longer than the one on the cheap shoes

If you said only que los zapatos baratos, it would sound like you were comparing the sole to the shoes themselves, which does not make sense.

Yes, absolutely.

Full version:

• La dependienta dijo que la suela de esos zapatos dura más que la suela de los zapatos baratos.

That is grammatically correct. But Spanish often prefers the shorter, less repetitive version:

• ...más que la de los zapatos baratos

Both mean the same thing.

Yes, broadly speaking. It shows a relationship similar to possession:

• la suela de esos zapatos = the sole of those shoes

Spanish commonly uses de where English might use:

• of
• apostrophe ’s
• a possessive structure

So yes, it is expressing that the sole belongs to or is part of those shoes.

Yes, you could, depending on what exactly you want to emphasize.

• las suelas de esos zapatos = the soles of those shoes
• la suela de esos zapatos = the sole / sole material / sole part of those shoes

In this sentence, the singular sounds natural because it talks about the sole as a characteristic of the pair. But plural is possible in other contexts if you clearly want to refer to both soles as separate physical parts.

It breaks down like this:

• La dependienta = the shop assistant
• dijo = said
• que = that
• la suela de esos zapatos = the sole of those shoes
• dura más que = lasts longer than
• la de los zapatos baratos = the one from the cheap shoes / the sole of the cheap shoes

So the pattern is:

[Person] + dijo que + [thing] + dura más que + [replacement for repeated noun]

Yes, very common.

The pattern is:

• X + verb + más que Y
• X + adjective + más que Y

Examples:

• Este móvil cuesta más que ese. = This phone costs more than that one.
• Mi coche dura más que el tuyo. = My car lasts longer than yours.
• La suela de estos zapatos dura más que la de aquellos. = The sole of these shoes lasts longer than that of those ones.

So your sentence uses a very standard comparative structure.