Every business owner has a number in their head. Usually it's 5.0, and usually it's the wrong target.

Here's the ranking that actually matters, from a customer's point of view rather than an owner's.

The bands, and what each one signals

Below 3.5 — a problem. Most people filter you out before reading anything. You're not competing on price or location any more; you're competing against being skipped entirely.
3.5-4.0 — the danger zone. Not bad enough to be alarming, not good enough to be chosen. You'll get customers who have no better option nearby, and lose everyone else.
4.0-4.4 — acceptable. You're in the consideration set. Whether you win depends on your reviews' content and whether the competition is stronger.
4.5-4.9 — the sweet spot. High enough to signal quality, imperfect enough to be believable. This is where you want to be.
5.0 — suspicious. Especially on a low review count. More on this below.

Why a perfect 5.0 works against you

This is counter-intuitive until you think about your own behaviour.

When you see a business with a flawless 5.0, some part of you asks who wrote those reviews. Nobody pleases everybody. A restaurant that has served two thousand people and upset none of them is not a restaurant, it's a statistical anomaly — or a profile that's been managed.

A 4.7 with a couple of visible three-star reviews and thoughtful replies underneath them reads as a real business with real standards. It gives the customer something to weigh, and the weighing is what builds trust.

The imperfection is the proof. A rating with nothing to criticise gives a customer nothing to believe.

Consumer research has repeatedly found this pattern — that purchase intent tends to peak somewhere below a perfect score, then dip as ratings approach flawless. The exact numbers vary by study and category, but the shape holds.

Your rating means nothing without the count

This is the part most owners miss. A rating is a claim; the review count is the evidence.

5.0 from 6 reviews: reads as friends and family.
4.9 from 30 reviews: genuinely good.
4.6 from 200 reviews: strong, and much more persuasive than either of the above.
4.2 from 800 reviews: a big, busy, established business with normal human variation. Often converts better than a 4.8 with 20.

Given a choice between raising your rating and raising your count, count is usually the better investment — and it raises your rating anyway if the new reviews are above your current average. The thresholds are in how many Google reviews you need.

Good depends on your industry

Rating expectations differ significantly by sector, and comparing yourself to the wrong benchmark leads to bad decisions.

Restaurants and bars tend to sit lower. Taste is subjective, service is high-volume, and a busy Saturday produces complaints no amount of care prevents. A 4.4 here is respectable.
Hotels run lower still. Guests review the room, the neighbours, the traffic outside, and the weather.
Trades and home services often run high. Jobs are fewer, more personal, and reviewers tend to be customers who were asked directly.
Clinics and professional practices usually run high, with occasional very low outliers around cost or waiting times.
Retail varies enormously by footfall.

Rather than relying on general figures, do this properly: search your main keyword plus your town on a phone, and write down the rating and count of the top three results. That's your real benchmark, and it's the only one your customers will ever see.

What a good rating looks like beyond the number

Two businesses can both show 4.6 and convert completely differently. What separates them:

Recent reviews. Several from the last month, not a cliff two years ago — here's why recency matters.
Replies on everything. Positive and negative. A page where the owner only appears under complaints reads badly.
Detail in the reviews. Reviews that name dishes, staff, or specific jobs are far more persuasive than "great service."
Handled negatives. A 1-star with a calm, specific reply underneath actively builds trust. An unanswered one destroys it.

So what should you aim for?

4.6-4.8, with more reviews than your three nearest competitors, at least two new reviews a month, and a reply under every single one.

That combination beats a 5.0 with 12 reviews in every market I've looked at, and unlike a perfect score it's achievable without anything that breaks Google's rules.

If you're below 4.5 today, the route up is in how to increase your Google star rating. If you're already there, protect it by keeping the flow going and answering everything.

Reploi handles the answering — every review, in your voice, within minutes — so the reply rate that separates a good profile from a great one stops depending on how busy your week was. Start free — 5 replies/month →

What Is a Good Google Review Rating? (And Why 5.0 Isn't It)