Is the LSAT hard? What actually makes it difficult

Yes, and it is worth being precise about how — because the specific kind of difficulty determines whether preparation helps. It is not hard the way a subject exam is hard. There is no syllabus to memorize and almost no outside knowledge required.

The wrong answers are the difficulty

On most tests, wrong answers are wrong in obvious ways. Here, four of the five are written by people whose job is to make them attractive to someone reasoning slightly imprecisely. One reverses a conditional. One is true but does not support the conclusion. One is right about the passage and wrong about the question asked.

That is why untrained smart people often score in the middle and are surprised. General intelligence gets you to a plausible answer, and a plausible answer is exactly what the trap is.

The clock turns understanding into performance

Nearly everyone can solve nearly every LSAT question given unlimited time. The exam is 35 minutes a section, so the real skill is doing correct reasoning fast enough — a different thing from being able to do it at all.

This is also why untimed practice scores feel encouraging and are not the measure. Untimed accuracy that has not survived a clock is not yet accuracy in the sense the test cares about.

The good news is what kind of hard it is

A test of memorized content rewards whoever memorized more. A test of reasoning patterns rewards whoever recognizes the patterns — and patterns can be learned. The traps repeat. The question types repeat. The flaws repeat.

That is the honest case for preparation: you are not raising your intelligence, you are learning a specific set of recurring structures and building the speed to handle them under time. People move substantially. Nobody can tell you in advance how far you personally will move, and anyone who does is guessing.

What makes it hardest for most people

• Reading precisely rather than quickly — noticing that a passage said "some" and an answer said "most".
• Being down to two answers and choosing on a specific defect rather than on which feels better.
• Leaving a question you have already invested three minutes in.
• Sustaining it for the whole exam. Stamina is a separate skill, and it is trained only by sitting full-lengths.
• Reviewing honestly — the least enjoyable part of prep and the part that moves the score.