Xiaomi Redmi 6A is still a popular budget smartphone, despite the release in 2018. One of the key problems owners — lack of internal memory (16 or 32 GB depending on the modification), the solution is simple: install a microSD card. But how much it costs today, how much to choose and where to buy, so as not to run into a fake? In this article, we will analyze the current price for 2026, the nuances of compatibility with the Redmi 6A and give a checklist for safe purchase.
It's important to understand that price depends not only on volume, but also on the speed class (A1/A2, U1/U3, V30/V90), brand and place of purchase. For example, a 128 GB SanDisk Ultra card can cost 2 times more than a Silicon Power counterpart - but at the same time work more stable. We analyzed offers in popular stores (from the Svyaznoy to AliExpress) and found where it is more profitable to buy in 2026.
Let's warn you right away. 6A MicroSD supports up to 256GB, but in practice, 128GB and higher cards can run slower due to the limitations of the Helio processor. A22. Also, there is no separate slot for the card in the smartphone – a hybrid slot (nanoSIM) is used. + microSD, which means choosing between the second SIM-mapping.
Current prices for memory cards for Xiaomi Redmi 6A in 2026
MicroSD prices fluctuate according to the season (e.g. New Year's Eve or 11.11 on AliExpress, there are often discounts of up to 30%). Below are the average prices for June 2026 for popular volumes and brands. Note: these are new cards with a guarantee, not used or counterfeit.
| Volume. | Class speed | Brand | Price (₽) | Where is it cheaper? |
|---|---|---|---|---|
| 32GB | A1 / U1 | SanDisk Ultra | 600–850 | Ozone or Yandex Market |
| 64GB | A1 / U3 | Samsung EVO Plus | 950–1 300 | Linked (shares) |
| 128GB | A2 / V30 | Kingston Canvas Go! | 1 500–2 100 | AliExpress (official stores) |
| 256GB | A2 / V90 | Lexar Play | 3 200–4 500 | DNS or M.Video |
AliExpress prices can be 20-40% lower, but it is important to buy only from trusted sellers with a rating above 98% and reviews of original products. SanDisk or Samsung fakes often sell at the price of the original, but their real volume can be 2-4 times less than the declared.
⚠️ Attention: At Redmi 6A No support for microSDXC (maps over) 32 GB formally require this standard, but in practice the smartphone works with cards up to the standard. 256 GB, thanks to backward compatibility, but card write speed. 128/256 GB may fall while working with applications.
How much memory card should I use for the Redmi 6A?
The size of the volume depends on your tasks. Here are some brief recommendations:
- 📷 32 GB: enough for 5-7 thousand photos in average quality or 500-700 songs, suitable if you use your smartphone only for calls and instant messengers.
- 🎵 64GB: the best option for most users. Allows storage ~10,000 photos, 1,500 songs or 10-15 apps + cash.
- 🎮 128GB: You need to install heavy games (Genshin Impact, Call of Duty Mobile) or shoot videos in Full HD. It is also suitable for backup copies.
- 💾 256GB: redundant for Redmi 6A — Smartphone does not support recording 4K-It's a video, and the processor won't pull up modern games at high settings.
Note that Redmi 6A does not support Adoptable Storage (an Android feature that allows you to use a memory card as part of internal memory).So applications are installed in the internal memory by default, and only media files and some of these applications can be transferred to the card (via Settings → Applications → Move to SD).
What speed class is required for the Redmi 6A?
The speed class of a memory card affects how fast it will write and read data. For the Redmi 6A with its budget processor Helio A22 and the interface eMMC 5.1, it makes no sense to overpay for top-end cards (for example, the SanDisk Extreme Pro at a speed of 170 MB / s).
- 📱 For everyday tasks (photos, music, documents): class A1 or U1 (speed ~10–30 MB/s).
- 🎥 For the full video shoot. HD: class A2 or U3 (speed ~30-60 MB/s).
- 🚫 It doesn't make sense: cards with a class V60/V90 (for 4K/8K video - Redmi 6A does not endorse such permissions.
If you plan to use a memory card to install applications (through manual data porting), look for Class A2 – it’s optimized for random read/write operations, which is important for Android to run.
⚠️ Note: Memory cards with a lower speed class U1 (For example, old cards without markings can cause hanging when recording videos or copying large files. 6A This is manifested as “lag” when opening a gallery or saving a photo.
What is the speed class A1/A2?
Where to buy a memory card for Redmi 6A: a review of trusted stores
Buying memory cards is better in official stores or from trusted sellers, and here is a ranking of reliable sites to buy in 2026, sorted by price/quality ratio:
- Ozone or Yandex Market: there are often discounts, you can compare the prices of different sellers.
- Connected / DNS: guaranteed original cards, but prices are higher by 10-15%.Plus – you can check the card on the spot (for example, using the A1 SD Bench application).
- AliExpress (official brand stores): cheaper by 20-30%, but delivery takes 2-4 weeks.Buy only from sellers with a gold crown and reviews about checking cards for originality.
- M.Video: Sometimes there are "buy a smartphone, get a memory card as a gift" promotions.
Avoid shopping on Avito or in small electronics stores, where there is a high probability of running into a fake. For example, a SanDisk Ultra 128 GB card for 800 GB ₽ almost certainly fake (real price – from 1,800) ₽).
Ask the seller to check the card on your smartphone |Use the SD Insight app to check originality |Check speed with A1 SD Bench (should fit the class)|Compare the serial number on the map and the package-->
Top.-5 Memory cards for Xiaomi Redmi 6A price/quality ratio
We selected 5 models that are best suited for the Redmi 6A, with price, speed and reliability in mind, all maps tested for MIUI 12/14 compatibility:
- SanDisk Ultra A1 64GB 🔹 Pros: optimal speed for everyday tasks, reliability. 🔹 Cons: above-average price. 🔹 Price: ~1 100 ₽.
- Samsung EVO Plus U3 128GB 🔹 Pros: high recording speed (up to 90 MB/s), 10-year warranty. 🔹 Cons: counterfeiting more often than others. 🔹 Price: ~2 000 ₽.
- Kingston Canvas Go! A2 64GB 🔹 Pros: class A2 for installation of applications, affordable price. 🔹 Cons: Reading speed is lower than Samsung EVO. 🔹 Price: ~900 ₽.
- Silicon Power Elite U1 32GB 🔹 Pros: The cheapest original map, suitable for music and photos. 🔹 Cons: Low speed for Full video HD. 🔹 Price: ~500 ₽.
- Lexar Play 128GB V30 🔹 Pros: good speed for video shooting, reliable brand. 🔹 Cons: Hard to find in offline stores. 🔹 Price: ~1 800 ₽.
If you want a card solely for storing photos and music, go for Silicon Power or Kingston, which is cheaper with sufficient reliability. To install applications, you should choose SanDisk Ultra A1 or Samsung EVO Plus A2.
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Before buying, check if your version of MIUI supports porting applications to a memory card.
How to install a memory card in Xiaomi Redmi 6A: step-by-step instructions
Installation of microSD in Redmi 6A requires care, since the slot is combined with a tray for SIM-Here's the step-by-step instructions:
- Turn off your smartphone (required!).
- Find a tray for SIM-map.
- Insert a paper clip (or special key) into the hole and gently pull out the tray.
- Put the nanoSIM in the first slot and the microSD in the second slot (it is marked as SD).
- Put the tray back in before the click.
- Turn on your smartphone and wait for the identification of the card (notification will appear in the curtain).
Once the card is installed, a window will open with a suggestion to format it, format the card as a portable storage (not as internal memory), otherwise MIUI may be in trouble.
⚠️ Warning: If the smartphone doesn’t see the card after installing the card, check: Is the card inserted correctly (contacts should be facing down) Does your firmware support microSD (in some custom firmwares support is disabled). Is the card damaged (try inserting it into another phone or PC adapter).
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At Redmi. 6A You can not use a memory card and two SIM-cards at the same time – you have to choose one thing.
Frequent memory card issues in Redmi 6A and how to fix them
Redmi 6A owners often experience microSD errors, and these are the most common problems and solutions.
- 🔄 "Map damaged. Try formatting": "Cause: improper card extraction or file system failure. Solution: connect the card to the PC via card reader and format in FAT32 (not exFAT! at Redmi! 6A No support for exFAT.
- 🐢 Slow card performance: The reason: low speed class or fragmentation of files. Solution: copy the data to the PC, format the map and transfer the files back. If the problem persists, the card is fake or worn out.
- 📵 Smartphone can't see the card: Causes: contact oxidation, file system incompatibility, or slot hardware failure. Solution: wipe the card contacts with a smoother, check the card on another device. If it doesn't work, bring the phone to the service.
- 🔋 The map gets hot: The reason: intense data recording (for example, when shooting a video) or forgery. Solution: let the map cool down, check it for originality using the help of a fake. SD Insight.
If a card starts to get bugged (e.g. files are lost or corrupted), it probably has run out of life. The average microSD life is 3-5 years when used actively. Don't keep single copies of important data on the map!