Expressions of Agreement and Disagreement

I'm not convinced.

B1

I'm not persuaded.

I have my doubts.

B1

I am uncertain or skeptical.

I'm not sure I agree.

B1

I'm hesitant to agree.

That's debatable.

B1

That is a matter of opinion.

I'd say...

B1

I would suggest...

To my mind...

B1

In my opinion...

Perhaps not.

B1

Possibly not.

I'm not convinced that...

B1

I don't believe that...

However...

B1

Nevertheless...

I see your point.

B2

I understand your argument.

That's a valid point.

B2

Your argument is reasonable and well-founded.

I agree with you.

B2

I share your opinion.

I couldn't agree more.

B2

I completely agree with you.

Exactly!

B2

I completely agree.

I'm of the same opinion.

B2

My opinion is identical to yours.

You're right.

B2

I acknowledge the correctness of your statement.

I beg to differ.

B2

I respectfully disagree.

I'm not so sure.

B2

I have doubts.

I disagree.

B2

I have a different opinion.

I have my reservations.

B2

I have some doubts or concerns.

I'm not convinced.

B2

I'm not persuaded by your argument.

That's not quite right.

B2

Your statement is partially incorrect.

I'm not entirely sure about that.

B2

I'm hesitant to agree completely.

I think otherwise.

B2

I hold a different opinion.

On the contrary...

B2

In contrast to what you said...

That's debatable.

B2

That point is open to discussion or disagreement.

I'd argue that...

B2

I would claim or assert that...

I would contend that...

B2

I would maintain or assert that...

However...

B2

Nevertheless, despite that...

In contrast...

B2

On the other hand...

Nevertheless...

B2

In spite of that...

Nonetheless...

B2

Despite that...

Notwithstanding...

B2

In spite of; despite...

To the contrary...

B2

In direct opposition to that...

I'm inclined to agree.

C1

I tend to agree, but not completely certain.

That's a valid point.

C1

I acknowledge the merit of your argument.