Xiaomi Redmi 6 — One of the most popular budget smartphones 2018 It's a year that's still in use. 5-6 years of operation, its battery inevitably loses capacity: the phone discharges in a few hours, turns off when 20-30% If you're facing these problems, it's time to think about replacing the battery. 6 Today, where is it better to buy it and how not to run into a fake:
🔹 Current prices for original and non-original batteries (comparison by site).
🔹 Where to buy with a guarantee - from AliExpress to official services.
🔹 How to distinguish a high-quality battery from a cheap analogue that lasts a month.
🔹 Whether to change yourself or better to contact the workshop (pros and cons of each option).
You’ll also learn which battery models are compatible with the Redmi 6 (including rare options with increased capacity) and how to authenticate the battery before buying. If your smartphone starts to run out too quickly, this article will save you time and money.
1. Original vs. non-original battery: what is the difference and whether to overpay
The first question that arises when buying is to take the original battery from Xiaomi or save on the analogue. 3-4 It's a once-in-a-lifetime, but it's not always a good thing to overpay.
The original batteries for Redmi 6 are manufactured in the factories of Xiaomi or its partners (for example, in the factories of the company, ATL They're like Sunwoda:
- 🔋 Exact capacity of 3000 mAh (like a factory battery).
- 🛡️ Protection against overheating, short circuit and recharging.
- 📦 Original packaging with hologram and serial number.
- ⚡ Compatible with fast charging (if supported by the device).
However, even the original batteries come in two types:
- New (OEM) — They're made to replace them in service centers, and they have full capacity and warranty. 6-12 months.
- Refurbished: Used but tested, cheaper to use 20-30%, But the risk of low resource is higher.
Non-original (analog) batteries are divided into:
- 🏭 Quality analogues (Baseus, Remax, Patona brands) are close in characteristics to the original, but cheaper on the market. 30-50%.
- ⚠️ Cheap fakes (without brand name) – often have an understated capacity (2000-2500 m.h. 3000) and can swell through 2-3 month.
In our experience, the best option is a quality analogue from a proven brand. 1.5-2 The original is the year of the year when it's properly operated, and the difference in working with the original is minimal:
- 🔄 You plan to use your phone for a long time (3).+ year-end).
- ⚡ Maximum charging speed and stability are important to you.
- 🛡️ You don’t want to take risks – the original is guaranteed to not rise.
⚠️ Attention: AliExpress and other sites often sell "original" batteries at the price of a similar one. 800-900 roubles 100% The original can't be cheaper. 1000-1200 rouble 2026 year).
2.Relevant battery prices for Xiaomi Redmi 6 in 2026
Battery prices for Redmi 6 depend on the type (original/analogue), the place of purchase and availability of shares. Below is a comparison table for popular stores and services (data updated in June 2026).
| Type of battery | AliExpress | Yandex Market | ozone | Service centre | Local shops |
|---|---|---|---|---|---|
| Original (new) | 1 200 — 1 500 ₽ | 1 400 — 1 800 ₽ | 1 300 — 1 700 ₽ | 1 800 — 2 500 ₽ | 1 500 — 2 000 ₽ |
| Original (restored) | 800 — 1 100 ₽ | 900 — 1 300 ₽ | — | 1 200 — 1 500 ₽ | 1 000 — 1 400 ₽ |
| Analogue (Baseus, Remax) | 500 — 800 ₽ | 600 — 900 ₽ | 550 — 850 ₽ | 1 000 — 1 300 ₽ | 700 — 1 000 ₽ |
| Analogue (no-name) | 300 — 500 ₽ | 400 — 600 ₽ | 350 — 550 ₽ | — | 400 — 700 ₽ |
| Increased capacity (4000 mAh*) | 1 500 — 2 000 ₽ | 1 800 — 2 200 ₽ | 1 600 — 2 100 ₽ | — | 1 700 — 2 300 ₽ |
* The 4,000mAh batteries are not original, they are modified versions with a thickened body. They may not fit into some versions of the Redmi 6 (especially the metal back cover).
You can see from the table that the lowest prices are AliExpress, but there is a high probability of running into a fake. Yandex Market and Ozone are more expensive, but offer buyer protection and the ability to return the goods. Service centers charge a premium for the installation, but give a guarantee for work.
💡
Before buying on AliExpress, check the seller's reviews for the last month. If you have complaints about bloated batteries or quick discharge, you better choose another supplier.
Where to buy a battery for Redmi 6: the pros and cons of each site
The choice of where to buy depends on your budget, waiting time and willingness to take risks, and consider all options from Chinese stores to local services.
🌍 AliExpress
Pros:
- 💰 Lowest prices (for the 20-40% cheaper than in Russia).
- 🔍 Large selection (you can even find batteries with increased capacity).
- 📦 Free delivery (usually) 2-4 weekdays).
Cons:
- ⏳ Long wait (from 10 days to a month).
- ⚠️ High risk of counterfeiting (up to 50% of sellers sell low-quality batteries).
- 📞 It is difficult to return the goods if it is defective.
🛒 Yandex Market/Ozone
Pros:
- ⚡ Quick delivery (1-3 day-day).
- 🛡️ Buyer protection (can be returned within 14 days).
- 📊 Ratings and reviews help you choose a reliable seller.
Cons:
- 💸 Prices are higher than AliExpress (only for the 20-30%).
- 🔋 Limited choice (not always original batteries).
🔧 Xiaomi Service Centers
Pros:
- 🔝 100% original spare parts.
- 🛠️ Professional Replacement (with Guarantee) 6-12 months).
- 📋 Diagnostics of the phone before replacing (check whether the power controller is burned out).
Cons:
- 💰 Highest price (replacement costs 2,000 to 3,000) ₽).
- ⏳ I'll have to leave my phone on. 1-2 day-day.
🏬 Local electronics stores
Pros:
- 🚀 You can buy and pick up on the day of order.
- 💬 Possibility to inspect the product before purchase.
Cons:
- 🔋 Very limited range (most often only analogues).
- 💸 Prices are higher than online (only) 10-20%).
- ⚠️ High chance of running into old stock (batteries that have been in storage for years).
💡
If you need a 100% original battery with a warranty, contact the service center. If you are willing to risk saving money, order AliExpress from sellers with a rating of 98%+ and the long-term battery life.
How to distinguish the original battery from a fake: 7 key signs
Fake batteries for Redmi 6 look almost the same as the original, but will last for several months.
- The original comes in a white box with a Xiaomi hologram, serial number and QR-Counterfeit products are often sold in plastic bags or boxes without a logo.
- The markings on the battery: 📌 Xiaomi Original Battery or Made in China. 📌 Capacity 3000 mAh (forgeries may be indicated) 3200 or 2800). 📌 Serial number and production date (e.g, 2023-11).
Weight.
45-50 gram
Contacts.
Price.
800 rubles
QR-code.
Xiaomi
Multimeter test.
3.7–4.2 V
How to check the battery multimeter?
If you buy a battery from a service center, ask to see it before installation, and in the market or in small stores, it is better to refuse to buy if the seller refuses to provide the battery for inspection.
⚠️ Warning: Some sellers on AliExpress take pictures of the original battery and send a fake.Always demand a photo of the real product with the serial number before paying!
5. Should you change the battery yourself or better to contact the service?
Replacing the battery in Redmi 6 is not the most difficult procedure, but it requires care. If you have experience disassembling phones, you can save on the services of a wizard. However, there are nuances that are worth knowing.
The advantages of self-replacement:
- 💰 Savings 500-1000 ₽ (service-cost).
- ⏱️ You don’t have to wait, you do it for you. 30-60 minute.
- 🔧 You can clean your phone from dust at the same time.
Cons:
- ⚠️ Risk of damaging plumes or displays (especially if you have never taken down smartphones).
- 🔋 Special tools are needed (suction cup, plastic shoulder blades, hair dryer for softening glue).
- 📉 If something goes wrong, the warranty on the phone will burn (if it was still in effect).
What will be needed to replace:
☑️ Replacement of the Redmi 6 battery
If you decide to change your own, follow this algorithm:
- Turn off the phone and remove it. SIM-map.
- Heat the back cover with a hair dryer (especially at the edges) - this will soften the glue.
- Carefully tuck the lid with a plastic spatula, starting at the bottom edge.
- Unscrew the screws holding the battery's metal plate.
- Disconnect the battery plume (it is glued, pull carefully!).
- Remove the old battery (it is glued, you can help with a spatula).
- Install a new battery, plug in the plume and assemble the phone in reverse order.
If you are not sure of your abilities, it is better to contact the service. The cost of replacing the battery in Redmi 6 is from 500 to 1000 rubles (depending on the region). ₽, But you'll get a guarantee.
6. Frequent battery replacement errors and how to avoid them
Even if you follow the instructions, you run the risk of making a mistake that will cause your phone to break, and here are the most common mistakes and how to prevent them:
- 🔥 The battery is overheated with a hair dryer, and if you heat it too much, it can swell or even ignite. Solution: heat the lid, not the battery itself, and no longer. 1-2 minute.
- 🔌 Display plume damage, if you don't sloppyly remove the lid, you can tear the screen plume, so you can use thin plastic blades and don't force.
- 🔋 The battery is not connected correctly (+ Solution: there are tags on the battery plume, check them.
- 📱 The new battery is loosely fitted, and if the battery hangs, it wears out faster. Solution: Use double-sided tape to lock it.
- 🔄 If you forget to plug in the antenna plume, the network will disappear. Solution: photograph every step of the disassembly.
Another common problem is that the phone doesn't turn on after the battery is replaced.
- 🔌 Unconnected battery plume (check connection).
- 🔋 Battery defect (measure the voltage with a multimeter).
- 📱 Burned power controller (if the phone does not respond when charging).
⚠️ Warning: If after a battery change, the phone warms up, discharges quickly or turns off at 50% charge, chances are you have installed a fake battery!
7. Alternative options: should you buy a battery of increased capacity?
On the market you can find batteries for Redmi 6 with a capacity of 4000 mAh, 4500 mAh and even 5000 mAh. They promise increased operating time, but there are pitfalls.
The advantages of batteries with increased capacity:
- ⏱️ Hold the charge longer (by the 30-50% compared to the original).
- 🔄 Less wear with frequent charging cycles.
Cons:
- 📏 They're thicker than the original batteries. 1-2 That is why the back cover may not close tightly.
- ⚖️ The phone will become heavier than the other. 10-15 gram.
- ⚡ Slow charging. The Redmi 6 power controller isn't designed for high capacity, so charging will take longer.
- ⚠️ Overheating risk: Low-quality high-capacity batteries can warm up when used intensively.
If you still decide to try a battery with increased capacity, choose proven brands:
- 🔋 Baseus Power Bank Battery (4,000 mAh).
- 🔋 Remax Power Plus (4500 mAh, but requires body rework).
Before buying, check with the seller whether the model is suitable for the Redmi 6 (and not for the Redmi). 6A Or Redmi 6 Pro — they have different batteries!. Also check if the gasket is complete to align the thickness.