Social media
Which social media platform is right for your business?
Published by Zubair Afzal, responsible editor
First published Updated 6 min read
Reach and fit are different questions
Every platform can point to a large number of users. The question a business needs answered is different: are the people on that platform the people who buy from you?
A platform with a smaller audience can be the right choice if it matches your buyer closely. The largest can be the wrong one if your buyer is barely on it, or is there for reasons unrelated to your product.
LinkedIn, Instagram, TikTok and Facebook serve different audiences and different kinds of buying decision. Picking between them starts with your customer, not the platform’s pitch.
Independent data
Who uses each platform
Pew Research surveyed 5,022 US adults between February and June 2025. This is what it found.
- of US adults use Facebook, the second most-used platform in Pew’s survey
- 71%
- Source: Pew Research Center: Social Media Fact Sheet
The age split matters more than the overall figure. Pew’s data shows 80% of 18 to 29 year olds use Instagram against 19% of adults 65 and over, and 63% of 18 to 29 year olds use TikTok against 12% of the oldest group. Facebook runs the other way, holding up better among older adults than the two visual platforms do.
Which platform fits which kind of business
Match the platform to your buyer and your buying cycle before you match it to the audience size.
| Dimension | Fits well when | Fits poorly when |
|---|---|---|
| You sell B2B, the sale is considered instead of an impulse buy, and the buyer researches a company or a person before making contact. | You sell a low-cost consumer product bought on impulse. LinkedIn’s context is professional, and that context rarely helps an impulse purchase. | |
| Your product is visual, your buyer is under roughly 50, and discovery through images or short video plays a real part in the decision. | Your buyer is over 65 or the sale depends on a long written case instead of a visual one. Reach among older adults is far lower than Facebook’s. | |
| TikTok | Your buyer skews under 30, and the product supports discovery-led, often lower-cost or aspirational buying. | Your buyer is over 50, or the sale is high-consideration B2B. TikTok’s reach drops sharply outside the younger age groups. |
| You serve a local or community-based audience, or a buyer over 50, where Facebook still holds stronger reach than Instagram or TikTok. | Your buyer is under 30 and highly visual in how they shop. Instagram and TikTok now reach that group better. |
Where businesses get this wrong
The platform-choice mistakes that waste the most time
- Choosing a platform because it is trendy, not because the buyer is there
- TikTok gets chosen for its growth story more often than for a match with the buyer. A B2B service business with a buyer over 40 is unlikely to see that growth turn into leads.
- Dismissing LinkedIn as "boring" for a consumer brand
- LinkedIn is wrong for most impulse consumer purchases. But any business selling to other businesses, including consumer brands with a wholesale or retail-partner side, loses real reach by skipping it on instinct.
- Running four platforms instead of one, properly
- Spreading a small team across LinkedIn, Instagram, TikTok and Facebook usually produces four thin presences instead of one strong one that matches the buyer.
A short process for choosing between them
Write down who buys from you
Age range, whether the purchase is B2B or consumer, and whether the decision is quick or takes weeks. This step alone rules out at least one platform for most businesses.
You get: A one-line description of the buyer
Check that description against independent usage data
Use Pew’s figures, not a platform’s own pitch, to see whether your buyer’s age group is well represented on the platform you are considering.
You get: A shortlist of one or two platforms worth testing
Run one platform properly before adding a second
Give the first platform eight to twelve weeks of consistent posting before judging it or spreading the same time across a second.
You get: A working, consistent presence on the first platform
Use paid social to test faster where the stakes are high
A small paid budget on the platform you are unsure about will show you whether the audience responds before you commit months of organic effort.
You get: Early performance data before a bigger commitment
Our view
What we recommend on platform choice, and what we will not promise
What we recommend
- Matching the platform to your actual buyer’s age and buying cycle, checked against independent data.
- Running one platform well before a second is added.
- Using a small paid test to check a platform before committing months of organic time to it.
- Dropping a platform that has had a fair, consistent test and still is not working.
What we don’t promise
- That the platform with the most users is automatically the right choice for your business.
- A guaranteed number of leads or sales from any platform.
- That a platform will work without a steady, consistent posting effort behind it.
- That trends in platform growth apply evenly to every age group and every kind of business.
Take the platform you have chosen further
Questions
Common questions about choosing a platform
What is the best social media platform for a small business?
There is no single best platform. The right one depends on who your customer is, what you sell and how long they take to decide, not on which platform has the most users.
Facebook and YouTube have the widest reach across the general population, but reach only matters if the people there are the people you sell to.
Should a B2B business use LinkedIn or Instagram?
LinkedIn first, in most cases. It is built around professional context, which fits a considered sale where the buyer researches a company before contacting it.
Instagram can still support brand awareness for a B2B business, but it rarely replaces LinkedIn for reaching a decision maker directly.
Is TikTok worth it for a small business?
It depends on the audience and the product. TikTok skews younger, and Pew Research data shows usage is markedly higher among adults under 30 than among older age groups.
A visual or aspirational product aimed at a younger buyer can do well there. A B2B service or an older customer base usually gets a better return elsewhere.
How many social media platforms should a business be on?
One or two, run properly, in almost every case. One platform that matches your buyer, done well, beats four done thinly.
Add a second platform only once the first one has a working, consistent presence.
Does Facebook still matter for small businesses?
For some. Facebook still has the second-largest reach of the major platforms in Pew’s survey data, and it remains useful for local businesses and community audiences, especially older ones.
It is a weaker fit for a business whose customer is under 30, where Instagram and TikTok now have stronger reach.
How do I know if I picked the wrong platform?
Low engagement after two to three months of consistent posting is the clearest sign, once you have ruled out weak content.
The usual reason is a mismatch between your buyer’s age or context and the platform’s audience. Check it against independent data, not assumption.
References
Sources for which social media platform is right for your business
The official documents and research this page is based on. Platform rules change, so check the source before you act on a detail.
Related
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