Telegram bots are easier. The API is free, the setup takes an afternoon, and there is no business verification standing between you and a working bot.
For a lot of SMM shops it is still the wrong choice, and the reason has nothing to do with the technology.
Sell where the customers already are
The question is not which platform is nicer to build on. It is which one your buyers already have open.
In most of Africa, South Asia and Latin America, that is WhatsApp — not as one app among several, but as the default way people message anyone at all. In parts of Eastern Europe, Iran and the crypto-adjacent world, it is Telegram by the same margin.
A bot on the platform your customer does not use is a bot that asks them to install something before buying a two-dollar service. Most will not.
What each one actually costs
Telegram is free and unlimited.
WhatsApp charges per conversation window through the Cloud API, and requires a verified Meta Business account to use your own number.
That sounds decisive until you price it against a lost order. Conversation costs are small fractions of a dollar; a customer who does not buy because they would have to install an app costs you the whole margin.
The risk nobody mentions
Telegram bots are safe to run. WhatsApp bots are safe to run **if you use the official Cloud API**.
The tools that scan a QR code to hijack a normal WhatsApp account are the ones that get numbers banned — and the ban takes your conversation history and your customer list with it. That risk is real, and it is entirely avoidable by using the official route.
If you are comparing a Telegram bot against a QR-code WhatsApp tool, Telegram wins easily. Against the Cloud API, it is a straight question of where your customers are.
Why not both
There is no rule that says one.
The sensible pattern is one catalogue, one wallet balance and one order history, reachable from more than one place. A customer on Telegram and a customer on WhatsApp buy from the same shop and see the same prices.
If you build the ordering logic tied to a single messaging platform, adding the second one later means rewriting it. Keep the shop separate from the channel, and the channel becomes a detail.
The short answer
Look at your last twenty customers and ask which app they messaged you on first. That is your answer, and it is more reliable than any comparison table.