“Keep it short” used to be the entire answer. It isn’t anymore. The average TikTok video has grown from around 25 seconds in 2022 to roughly 42 seconds in 2026, and a chunk of that shift is deliberate — TikTok’s own Creator Rewards Program requires videos to run at least 60 seconds to qualify for payouts, which has pushed plenty of creators toward longer formats even when a shorter cut might perform better on pure engagement.
The metric that actually matters: completion rate, not length
TikTok’s ranking system weighs completion rate — the share of viewers who watch a video all the way through — more heavily than almost anything else. This is why shorter videos often show up disproportionately in “viral” samples: it’s mathematically easier for a 20-second video to be watched in full than a 90-second one, since every extra second is another chance for someone to scroll away. But this doesn’t mean shorter is automatically better — it means the real question isn’t “how long should this be,” it’s “how long can this be before people start dropping off.”
The honest range from combined 2026 data
Different studies land on different exact numbers, but a workable range holds up across most of them: roughly 21-45 seconds for general content aiming at reach and completion rate, with videos over 90 seconds showing a consistent drop-off in overall distribution unless the content genuinely earns that length.
What actually changes by content type
- Trends, reactions, quick comedy (15-30 seconds): these formats live on a single payoff moment. If the punchline or twist lands at 12 seconds, padding it out to 45 just hurts completion rate — end it when the payoff is done.
- Tutorials and how-to content (60-180 seconds): educational content genuinely needs room to explain itself, and there’s a practical bonus here — TikTok’s speech recognition indexes what you say for search, so longer, more detailed tutorials tend to surface better in TikTok’s own search results, not just the For You feed.
- Storytelling and narrative content: this is where longer videos (60-90+ seconds) can outperform short ones, since the format itself depends on building toward a payoff rather than delivering one instantly.
- Content built specifically for Creator Rewards: needs to clear the 60-second minimum regardless of what completion rate data would otherwise suggest — this is a case where the monetization requirement and the “best” engagement length genuinely pull in different directions, and it’s worth being intentional about which goal a given video is optimized for.
A simple way to test this on your own account
Generic benchmarks are a starting point, not a rule — your specific audience’s behavior will always be more reliable. Over two to three weeks, post a mix of lengths for similar content (say, three videos around 15-20 seconds, three around 35-45, three around 60-90), keeping the topic and hook style consistent so length is the only real variable. Compare completion rate and saves/shares rather than raw views, since those are the signals that actually drive further distribution.
Frequently asked questions
Is there a hard maximum length TikTok allows?
Technically videos can run up to 60 minutes, but that upper limit exists mainly for long-form and repurposed content — it’s not a target for typical short-form posts, where the practical ceiling for most content sits well under two minutes.
Do longer videos always get more total views?
Sometimes, since longer videos can accumulate more absolute watch time, which the algorithm also weighs. But this only holds for well-paced longer content — a long video that loses viewers halfway through usually underperforms a tight short one.
Should I make every video at least 60 seconds for Creator Rewards eligibility?
Only if monetization through that specific program is the goal for that video — stretching genuinely short-format content to hit 60 seconds purely for eligibility tends to hurt completion rate, which can offset the benefit. It’s worth deciding per video which goal (reach vs. this specific payout) you’re optimizing for.