Xiaomi Redmi Note 8T is one of the most popular models of budget smartphones from the Chinese brand, which is still in demand in the secondary market. But how to determine what year of release a particular device? Why is it important when buying a used gadget? And what pitfalls can lurk behind the date of production?
In this article, we will not only answer the question about the year of release of the Redmi Note. 8T, But we'll also look at how the date of production affects the battery, performance, and even the cost of a smartphone, and you'll learn where to look at the exact date of your device's release, how to distinguish early batches from late ones, and why some vendors deliberately withhold this information. 8T with other models of the Redmi Note 8 series to see if you should overpay for “fresh” copies.
Xiaomi Redmi Note 8T: What the manufacturer says
Xiaomi Redmi Note 8T was announced on November 6, 2019 at an official brand event, a modification of the base model of the Redmi Note 8, which received NFC support and minor improvements in firmware. The first batches of devices went on sale in November 2019, and mass deliveries began in December.
But there’s an important caveat: even if the smartphone is bought in 2020 or 2021, that doesn’t mean it’s released in the same year. Xiaomi, like many other manufacturers, often sells inventory balances months (and sometimes years) after the official release, so the date of purchase and the date of production are two big differences.
Officially, the production of the Redmi Note 8T continued until mid-2021, but the bulk of the devices was released in 2019-2020. After 2020, the smartphone has not received significant firmware updates, and from 2022 Xiaomi completely stopped supporting security updates for this model.
⚠️ Note: If the seller claims that Redmi Note 8T Is released in 2022 or later - a clear sign of cheating.The most that could have happened is reselling old stock or forging it.
How to find out the exact year of release of your Redmi Note 8T: 3 reliable ways
You can determine the year of release of a smartphone in several ways, from checking the box to analyzing technical data.
- 📦 Code on the box: On the original Redmi Note packaging 8T There's a sticker with the serial number and the date of production. YYYY-MM-DD (for example, 2019-11-15).
- 📱 Service menu: Enter the code ##4636## in the phone application, then go to Phone Information → The assembly date will be the exact date.
- 🔍 IMEI-Number: Find out IMEI (Type *#06# and check it on sites like IMEI.info.
If none of these methods worked, you can try removing the back cover (at your own risk!) and look at the sticker under the battery. It usually shows a Week-Year production date (e.g., 45-2019 means Week 45 of 2019).
Why the year of release is important: battery, performance and price
Many consumers of used equipment do not pay attention to the date of production, and in vain. Here is how the year of release affects the key characteristics of the Redmi Note 8T:
| Parameter | 2019 | 2020 | 2021 and later |
|---|---|---|---|
| Battery status | 400-450 cycles (wear 30-40%) | 300-350 cycles (wear and tear of 20-25%) | 200-250 cycles (wear and tear of 10-15%) |
| Productivity | Noticeable decline due to chip wear | A slight drop in speed | It is almost as good as new (when used correctly) |
| Support for updates | No updates from 2021 | Latest Security Patches – 2022 | Same as 2020. |
| Market price (b/y) | 3 000–4 500 ₽ | 4 500–6 000 ₽ | 6 000–8 000 ₽ (if not forgery) |
The release year for the battery is particularly critical: Lithium polymer batteries degrade even without active use: in 3-4 years, capacity can fall by 30-50%. If a smartphone is released in 2019, be prepared for the fact that it will have to be charged 2-3 times a day or immediately change the battery.
⚠️ Warning: Vendors often reset the charge cycle counter through the engineering menu (#284##). Check the actual state of the battery with applications like AccuBattery or AIDA64.
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If you are planning to buy a Redmi Note 8T 2019 release, immediately put in the budget 1,500-2000 ₽ The original Xiaomi battery for this model has an article MB-J10B.
Redmi Note 8T vs Redmi Note 8: What’s the difference and whether to overpay for NFC
Many people confuse the Redmi Note 8T with the base model of the Redmi Note 8, although the difference between them is minimal.The main difference is the support for NFC (Near Field Communication), which allows you to use the smartphone for contactless payments and work with tags.
Here are the key differences in the table:
| Characteristics | Redmi Note 8 | Redmi Note 8T |
|---|---|---|
| NFC | ❌ No. | ✅ Got it (chip) NXP PN54T) |
| Processor | Qualcomm Snapdragon 665 | Same one. |
| RAM/ROM | 3/32, 4/64, 4/128 GB | 3/32, 4/64, 4/128 GB |
| Camera. | 48+8+2+2 MPs | Same thing. |
| Year of release | August 2019 | November 2019 |
Should I Overpay for Note? 8T? Only if you need it. NFC. In all other aspects (performance, camera, screen) the models are identical. In the secondary market, the price difference between the Note 8 and the Note is identical. 8T usually 500 to 1,000 ₽ — This is only justified if you actively use contactless payments.
How to check the performance of NFC on Redmi Note 8T?
How to distinguish the original Redmi Note 8T from a fake by release date
Fakes of the Redmi Note 8T are less common than those of Xiaomi’s flagship models, but there is a risk of a clone. Fraudsters often fake not only the appearance, but also the data on the date of production.
- 🔎 Date discrepancy: If the box has a date 2020-05-10, a on the service menu — 2019-03-15, This is a reason to doubt the originality.
- 📌 A “fresh” smartphone: As we said, Note 8T If the seller claims that the device 2022 or 2023 is 100% a fraud.
- 🔋 Suspiciously new battery: Counterfeit batteries often have overcapacity (e.g., 5,000 mAh instead of the original 4,000 mAh). AIDA64.
- 📦 Packaging quality: The original Redmi Note box 8T It has a matte coating, a clear font and a hologram of Xiaomi, and fakes often have blurry inscriptions and cheap paper.
Another way to test is by comparison. IMEI. The original Redmi Note 8T IMEI It starts with 86 (for the Chinese version) or 35 (for the global version) if the first digits are different, it is a fake or a device for another region.
☑️ Checking the originality of the Redmi Note 8T
Should you buy Redmi Note 8T in 2026: pros and cons
Although the Redmi Note 8T was released almost 5 years ago, it is still a hot choice for those looking for a low-cost NFC smartphone.
Pros:
- ✅ NFC For contactless payments – a rarity among budget smartphones 2019.
- ✅ Quality AMOLED-colour-screen (6.3", 2340×1080).
- ✅ Good main camera at 48 MP (by the standards of the state-owned).
- ✅ Support for fast charging of 18W (although the original power supply goes for 10W).
Cons:
- ❌ The outdated Snapdragon 665 processor is slowing down in modern games.
- ❌ No security updates since 2022 – vulnerabilities not patched.
- ❌ Weak speaker – sound is quiet and hoarse at maximum volume.
- ❌ Battery problems in early batches (2019).
If you need a smartphone for calls, social media, and simple tasks, the Redmi Note 8T may still be a good option — but only if you find a copy of the 2020-2021 release in good condition. For games, photos, or long-term use, it is better to consider newer models, such as the Redmi Note 10 or the POCO X3 NFC.
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The main conclusion: Redmi Note 8T in 2026 is suitable only for basic tasks. If you need a smartphone for 3-4 years, it is better to consider newer models (for example, Redmi Note 11 or POCO M4 Pro).