Filming in 8K 360° with the Insta360 X4 Air requires a fast, reliable, and fully compatible microSD card. A slow card can cause video stuttering, write errors, or file loss .
In this guide, we present the best SD cards tested and recommended to get the most out of your X4 Air, whether you are filming landscapes, travel or action scenes.
⚙️ Which microSD card should I choose for the Insta360 X4 Air?
The Insta360 X4 Air records in 8K at 30 frames per second and up to 5.7K at 60 fps , which requires a UHS-I , V30 or higher memory card.
The manufacturer recommends using cards with a minimum write speed of 90 MB/s to ensure the stability of high-resolution files.
Here are the standards you need to know :
| Label | Reading speed | Writing speed | Recommended use |
|---|---|---|---|
| U1 / C10 | ~100 MB/s | 20–30 MB/s | Full HD only |
| U3 / V30 | 160–180 MB/s | 90–120 MB/s | 4K and 8K video |
| V60 / V90 | 200–300 MB/s | 150–250 MB/s | Professional / 8K RAW |
💡 Tip : UHS-II cards (faster) are compatible with the X4 Air, but the camera won’t utilize their full speed. You can still benefit from faster transfers to your computer.
🏆 Top 3 best microSD cards for Insta360 X4 Air
1️⃣ Samsung PRO Plus 256GB — the best overall choice
The Samsung PRO Plus 256GB is arguably the best performance/reliability ratio for the X4 Air.
With speeds of up to 180 MB/s read and 130 MB/s write , it handles 8K recordings with ease, even over long sessions.
- ✅ UHS-I, V30, A2 certification
- ✅ 10-year warranty
- ✅ Water, shock and extreme temperature resistant
- ✅ Compatible with Android, GoPro, drones and of course Insta360
📸 Ideal if you want a fast, durable and versatile card without breaking the bank.
💬 Verdict: This is the one we recommend to 90% of creators.
2️⃣ Lexar 1066x Silver 256GB — performance at a low price
The Lexar 1066x Silver is an excellent alternative for those who want a fast card without paying the full price .
With 160 MB/s read and 120 MB/s write speeds , it ensures very good stability on the X4 Air, even in 8K mode.
- ✅ UHS-I / V30 / A2 Standard
- ✅ Excellent sustained writing speed
- ✅ Good value for money
- ✅ A brand renowned for the consistency of its actual sales figures
💬 Verdict: perfect for regular videographers who want a reliable card without aiming for the pro range.
3️⃣ SanDisk Extreme 256GB — the all-round reliable choice
It’s hard not to mention the SanDisk Extreme 256GB , a classic that already equips thousands of 360° cameras, GoPros and drones.
Its actual write speed of approximately 90 MB/s allows it to record 8K sequences from the X4 Air without any problems, provided that counterfeit cards are avoided.
- ✅ UHS-I / V30 / A2 certified
- ✅ Up to 160 MB/s read speed
- ✅ Excellent multi-device compatibility
- ⚠️ Beware of fake cards: always buy from an official link or verified Amazon.
💬 Verdict: reliable, universal and economical — a safe choice if you want a trustworthy card.
💾 Which capacity should I choose for the X4 Air?
The size of the map depends on your intended use:
- 128 GB → approximately 45 to 60 minutes of 8K video
- 256 GB → 1.5 to 2 hours of storage autonomy (ideal)
- 512 GB → for creators who are always shooting
💡 Tip: Two 256GB cards are better than one 512GB card. You reduce the risk of loss and you can transfer files during filming.
🔐 How to extend the lifespan of your SD card
- Format the card directly in the camera after transfer.
- Avoid cheap or no-name cards .
- Never remove the card during a recording.
- Store it in a rigid case and avoid direct heat.
A well-maintained card can last for several years without any loss of performance.
🧩 Conclusion
To fully exploit the 8K potential of your Insta360 X4 Air , choose a fast, reliable card that has been tested by the community.
Here is our summary:
| Model | Reading | Writing | Main advantage |
|---|---|---|---|
| Samsung PRO Plus 256GB | 180 MB/s | 130 MB/s | Reliability and overall performance |
| Lexar 1066x Silver 256 GB | 160 MB/s | 120 MB/s | Excellent value for money |
| SanDisk Extreme 256GB | 160 MB/s | 90 MB/s | Proven reliability |
👉 In summary:
- Do you want the best? Samsung PRO Plus.
- Do you want the best price? Lexar 1066x Silver.
- Do you want the sure thing? SanDisk Extreme.
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