Instagram Reels in 2026: The Ultimate Guide to All Your Reel Questions

Instagram Reels are vertical short-form videos of up to 3 minutes, shown in their own tab and to people who don't yet follow you. To perform well, Reels should be 9:16 at 1080 x 1920 pixels, hook viewers in the first few seconds, use captions and suitable audio, and be posted consistently, around three to five times a week. For premium brands, the best Reels pair that platform know-how with the craft and restraint that define the brand.

Reels are now a fundamental part of Instagram, shaping everything from discovery to brand storytelling. For premium and luxury brands, mastering them isn't about following every trend; it's about producing visually striking, high-quality content that reinforces craftsmanship and heritage while still feeling current.

Whether you want to understand the algorithm, choose the right length or find the best posting times, this guide answers the key questions.

What is an Instagram Reel?

Instagram Reels are short-form videos that let you record, edit and combine clips and photos with audio, text and effects. Since launching in 2020, they have become one of the main ways brands and creators reach new audiences, because Reels are recommended to people beyond your existing followers.

Reels have a dedicated tab in the app and appear in the feed, Explore and your profile. For luxury brands, they offer a way to deliver quick, visually striking moments that capture craft and heritage, while carefully chosen cover images keep your profile looking consistent.

What are the Instagram Reel requirements?

• Aspect ratio: 9:16, vertical and full screen.
• Resolution: 1080 x 1920 pixels.
• Length: from 3 seconds up to 3 minutes.
• Cover image: choose a cover that works in the profile grid, which now shows taller previews.

Longer Reels give you room to tell a story, but the opening seconds still decide whether people keep watching. If your goal is to stop the scroll, keep the hook within the first 3 seconds and the overall video tight.

Rolex is a strong example of meeting these requirements well. Its vertical Reels showcase precision and craftsmanship in a format that feels immersive and luxurious, with a polished aesthetic that stays true to the brand.

How does the Instagram Reels algorithm work?

Instagram ranks Reels based on what each viewer is most likely to watch and engage with. The main signals are:

• Who you engage with: if you regularly interact with an account, its Reels are more likely to reach you.
• What you enjoy: the algorithm learns from the topics and formats you watch, share and save.
• How a Reel performs: watch time, shares and saves tell Instagram whether to show a Reel to more people.
• Timing: recent content is more likely to be shown.

Instagram has also introduced Trial Reels, which let you show a Reel to non-followers first to test how it performs before sharing it with your audience.

How to make the Reels algorithm work for you

According to Instagram, brands and creators should post Reels that are:

• Entertaining and engaging: capture attention with surprise, humour or an unexpected twist.
• Inspiring: start trends that others can join and make their own.
• Visually creative: use text, filters and effects to add personality and polish.
• Vertical: use the full 9:16 frame for an immersive experience.
• Sound-led: use music from Instagram's library or original audio.
• Experimental: try new ideas and see what resonates.

Instagram advises avoiding Reels that:

• Are low quality: blurry or low-resolution video reduces reach.
• Are recycled: avoid reposting videos with watermarks from other apps.
• Have borders: full-screen, edge-to-edge content performs best.
• Are cluttered with text: keep on-screen text minimal.
• Break the Community Guidelines: this can restrict distribution.

How should I use audio on Reels?

Trending audio can expand your reach, because many Instagram trends are built around specific sounds. Choosing audio that complements your visuals is a key part of a successful Reel.

Not everyone watches with sound on, so captions keep your content accessible and engaging. Marc Jacobs does this well, blending bold visuals with on-screen text that matches its playful yet sophisticated voice and keeps viewers watching with or without sound.

How often should I post Instagram Reels?

If you want to reach new audiences, aim for three to five posts a week across Reels, carousels and static posts. Posting regularly brings several benefits:

1. Discoverability: more posts mean more chances to appear in Explore and search.
2. A stronger brand presence: a mix of content lets you show different sides of the brand.
3. Higher engagement: more opportunities for likes, shares and saves.
4. Features: consistent quality increases the chance of being shared by larger accounts.
5. Learning: regular posting shows you what resonates.
6. Conversions: a steady flow of content builds trust and familiarity.

Instagram's head, Adam Mosseri, has said that posting more usually helps followers grow, because more people discover and share your content.

For luxury brands, consistency keeps the brand front of mind without compromising quality. Ralph Lauren blends polished campaign visuals, behind-the-scenes moments and trend-aware Reels, staying relevant while protecting its premium aesthetic.

When is the best time to post Reels on Instagram?

The best time is when your own followers are most active, which you can see in Instagram Insights. As a starting point, weekday lunchtimes (12pm to 2pm UK time) and early evenings tend to work well. These UK times are a useful place to start testing:

• Monday: 12pm, 4pm, 7pm
• Tuesday: 12pm, 3pm, 6pm
• Wednesday: 12pm, 2pm, 9pm
• Thursday: 12pm, 2pm, 7pm
• Friday: 12pm, 4pm, 8pm
• Saturday: 12pm, 5pm, 8pm
• Sunday: 12pm, 4pm, midnight

Test different slots and compare the results in Insights to find what works for your audience.

Instagram Reels vs TikTok

Reels and TikTok look similar, but they play different roles for premium brands. TikTok leans towards entertainment, spontaneity and trend culture. Instagram Reels sit within a more curated, visually driven platform, which makes them a natural fit for polished, aspirational content that still engages with culture.

For brands that want to protect a sense of exclusivity, Reels often offer the more comfortable environment. Many premium brands use both: TikTok for discovery and conversation, Reels for brand-building with an audience that already values craft.

How premium brands are using Instagram Reels

Burberry uses Reels for its Burberry Portraits campaign, sharing stories from new and long-standing friends of the house through striking cinematography and intimate storytelling.

Aston Martin combines cinematic visuals with voiceovers, from ambassadors describing the drive to designers explaining the craftsmanship behind a new model. The voiceover adds a layer of storytelling that keeps viewers engaged.

Top 5 Instagram Reel tips for premium brands

1. Prioritise high-quality, visually striking content. Use polished visuals, considered editing and well-composed shots that reflect your craftsmanship and identity.
2. Use storytelling and voiceovers. Narration, captions and narrative-led content build a deeper connection, as Aston Martin shows.
3. Work with the algorithm. Post consistently, use suitable audio, encourage interaction, and avoid low-quality, text-heavy or recycled content.
4. Add captions and on-screen text. Many viewers watch without sound, so captions improve accessibility and retention.
5. Post at peak times and stay consistent. Aim for three to five posts a week, scheduled when your audience is most active.

Frequently asked questions

How long can an Instagram Reel be?

Instagram Reels can be up to 3 minutes long. Shorter Reels often hold attention better, so get your hook into the first few seconds.

What size should an Instagram Reel be?

Use a 9:16 vertical format at 1080 x 1920 pixels.

How often should brands post Reels?

Three to five posts a week is a good target for growth, as long as quality stays high.

What is the best time to post Reels?

Weekday lunchtimes and early evenings are a good starting point, but your own Instagram Insights will show when your followers are most active.

Are Instagram Reels better than TikTok for luxury brands?

Neither is better outright. Reels suit polished, aspirational content and audiences who already know the brand, while TikTok is stronger for discovery. Many luxury brands use both.

Need help with Reels?

Our social media team at 303 plans and produces Reels for premium and luxury brands that grow reach without diluting the brand.