You bought a used Xiaomi Redmi without a box, or you want to check if you got the one you wanted? You may have found the phone on the street and you're trying to figure out who owns it. In any case, identifying the model by appearance is the first step to avoid mistakes when buying, repairing or recovering data.
The manufacturer rarely puts the name of the model on the body, but leaves clues: the unique design of the cameras, the location of the connectors, the marking on the sticker under the battery or in the slot. SIM-In this article, we'll look at all the visual differences between the Redmi Note, Redmi (without the console) and Redmi K, and learn how to decipher factory codes. No software or phone switching on, just an external inspection!
If your phone is discharged, broken, or locked, this is your lifesaver. We've compiled photos, diagrams, and comparison tables for more than 30 popular models released from 2019 to 2026. FAQ Ask questions like “How to tell the Redmi Note 11 from the Note 11 Pro?” or “Where to look for the serial number if the sticker is erased?".
1. Looking for markings on the case: where the model hides
The most reliable way is to find a factory sticker with full information, which Xiaomi Redmi can place in three places:
🔹 Under the removable cover (relevant for models until 2020, for example, Redmi). 7A Take the back panel off (if it's not glued) and there's a white sticker with fine text underneath the battery:
- 📱 Model: M2003J15SC (It's the internal code of the model)
- 🔢 S/N: serial number (useful for originality check)
- 🏭 Made in India/China (production)
🔹 In the tray for SIM-Take out the tray and inspect the end of it — some models (Redmi Note 9 Pro, Redmi 10) have engravings with a code, for example: M2101K6G. This code can be decrypted through the official Xiaomi databases.
🔹 Under the battery (if the phone is disassembled), the board or the inside of the case often has duplicate markings. On models from 2023 to 2026 (for example, Redmi Note 12 Pro).+) the sticker can be hidden under a protective film - it must be carefully tampered with the nail.
⚠️ Note: If the sticker is missing or erased, it may indicate a re-stitched or refurbished machine. IMEI *#06# (if the phone is switched on).
Don’t confuse the model code (for example, M2007J3SC) with a commercial name (Redmi Note) 9S). To match them, use the table below or services like IMEI.info.
2. Analyze the design of the camera: the main difference of models
The camera block is the face of Xiaomi Redmi, which is the easiest way to distinguish between models, and the manufacturer regularly changes the shape, number of lenses and their location.
📸 Number of cameras:
- 🔘 1 camera: budget models (Redmi) 7A, Redmi 9A, Redmi 10A). Usually a round or oval module without flashing.
- 🔘 2 cameras: Redmi 8, Redmi 9, Redmi 10. Second camera - depths (2 MP) or macro.
- 🔘 3-4 cameras: flagship Redmi Note and Redmi K (Note 10 Pro, K50). The fourth camera is often decorative.
🎨 Module shape:
- 🟥 Vertical stripe: Redmi Note 8 Pro, Note 9 Pro. Cameras are located in the center.
- 🟩 Round pancake: Redmi Note 11, Note 12. Module protrudes above the body.
- 🟦 Rectangle with chamfer: Redmi K40, K50. Designed like an iPhone 12.
| Model | Number of cameras | Module shape | Features |
|---|---|---|---|
| Redmi 9A | 1 | Round. | No flash, module in the corner. |
| Redmi Note 10 | 4 | rectangle | Flash on the right, 48MP sensor |
| Redmi K50 | 3 | A rectangle with a chamfer | Central flash, glass back panel |
| Redmi Note 12 Pro+ | 3 (200 MP) | Round. | Huge lens, inscription "200MP" |
🔍 Hint: On Redmi Note models 11S And newer, under the camera module, there's an engraving with the name of the series (e.g., "Redmi Note 11 Series"), which simplifies identification, but does not replace a full check.
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If the camera protrudes more than 2mm above the body, it’s likely the Redmi Note 12 Pro.+ or K60 — They have the thickest modules because of the big sensors.
3. Connectors and buttons: where to look for differences
Even if the two cameras look the same, the jacks will help you distinguish them.
🔌 Charging port type:
- ⚡ Micro-USB: models up to 2020 (Redmi) 8A, Redmi 9C).
- ⚡ USB-C: All models from 2021 (Redmi Note 10 and newer).
🎧 Availability of 3.5 mm audio connector:
- 🔊 Redmi Note 11, Redmi 10, most budget models.
- 🔇 No, Redmi. K50, Redmi Note 12 Pro+ (only USB-C).
📶 Slot for SIM-map:
- 📱 Hybrid (SIM + microSD): Redmi 9, Redmi Note 10.
- 📱 Only SIM (No memory card support: Redmi K60.
🔘 Power button with fingerprint sensor:
- 👆 Right: Redmi Note 11, Redmi 10.
- 👆 Side (built into the screen): Redmi K50, Redmi Note 12 Pro+.
⚠️ Attention: On Redmi 9T Redmi Note 9T The connectors are identical, but the first model has a plastic case and the second one has a glass case, which is a key difference when buying used goods!
Micro-USB is used or USB-C|
Is there a 3.5mm headphone jack?|
Where is the button on (right/left)|
How many slots under SIM-cards (1 or 2)-->
4.Cladding materials: plastic vs glass vs metal
Xiaomi saves on materials in budget lines, but uses premium solutions in the Redmi K and Note Pro series. You can determine the model by the tactile sensations and appearance:
🧱 Plastic case:
- 📦 Redmi 9A, Redmi 10A, Redmi Note 10 (Matte Plastic).
- 💎 Redmi Note 11 (plastic with a glossy coating that mimics glass).
🔹 How to check: Knock your nail - plastic makes a deaf sound, scratches from the keys remain on it.
🔮 Glass case:
- ✨ Redmi K40, K50, Note 12 Pro+ ( Gorilla Glass 5).
- 🌈 Redmi Note 11 Pro (glass with gradient color).
🔹 How to check: Glass is cold to the touch, slippery, reflects light like a mirror. When it falls, it cracks, not crumples.
⚙️ metal frame:
- 🛡️ Redmi K30 Pro, Redmi K60 (aluminum inserts).
🔹 How to check: Swipe the magnet - metal attracts (but not all alloys!) The frame is smooth, without gaps.
🎨 Color solutions:
- 🖤 Black/Gray: Universal Colors for All Series.
- 🌿 Green/Blue: Often on the Redmi Note 11S Note 12.
- 💜 Purple/Pink: Limited Edition (Redmi Note) 10T 5G).
How to distinguish glass from plastic with a glossy coating?
5.Display: Size, Notch and Frequency of Upgrade
The screen is another reliable indicator of the model. Xiaomi Redmi has clear patterns:
📏 Diagonal size:
- 📱 6.53": Redmi 9, Redmi 10.
- 📱 6.67": Redmi Note 11, Note 12.
- 📱 6.81": Redmi K50, K60.
⚪ Type of cutout (notch):
- 🕳️ Drip-shaped: Redmi Note 8, Redmi 9.
- 🕳️ Dot-notch: Redmi Note 10, Note 11.
- 🕳️ Central hole: Redmi K40, K50.
- 🕳️ No Notch (underscreen camera): Redmi K60 Pro (rare in the lineup).
🔄 Screen refresh rate:
- 🐢 60 Hz: budget models (Redmi) 9A, Redmi 10A).
- 🏃 90Hz: Redmi Note 10, Note 11.
- ⚡ 120Hz: Redmi Note 11 Pro, Redmi K50.
- 🚀 144Hz: Redmi K60.
🔍 Hint: If the screen is curved around the edges, it is definitely a Redmi K-series (e.g., a Redmi K-series, K40 pro K50 The Redmi Note displays are always flat.
⚠️ Note: Xiaomi fakes often feature low-frequency screens, if the seller claims that the Redmi Note 12 Pro has a low-frequency screen.+ 60Hz screen - you're cheating!
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The thinner the bezels around the screen, the newer the model. K60 The frames are almost absent, and the Redmi 9A wide (more than 5 mm).
6. Comparison of popular models: photos and key differences
To make things easier, we’ve compiled visual differences between the most popular pairs of models, which are often confused when buying used models.
🆚 Redmi Note 10 vs Redmi Note 10 Pro:
- 📸 The Pro version has 4 cameras (the usual version has 3, and one decorative camera).
- 🔋 Inscription "108MP" under the camera module only Pro.
- 🖥️ The Pro screen — AMOLED (conventional — IPS).
🆚 Redmi Note 11 vs Redmi Note 11S:
- 🎨 U 11S gradient housing (shifted into the light).
- 📸 Camera module y 11S round, 11 is rectangular.
- 🔊 U 11S stereo speakers (two cuts on top and bottom).
🆚 Redmi 10 vs Redmi 10 Prime:
- 🔋 Prime has fast charging. 18W (conventional — 10W).
- 🧲 Prime case metal, Redmi 10 – plastic.
- 📸 Inscription "AI Quad Camera is a Prime Camera.
| Model 1 | Model 2 | The key difference |
|---|---|---|
| Redmi Note 9 | Redmi Note 9 Pro | Pro has a side button of fingerprints, the usual – the back |
| Redmi K40 | Redmi K40 Pro | Pro has a triple camera (normally double) |
| Redmi 9 | Redmi 9T | U 9T NFC and other processor (Snapdragon 662 vs Helio) G80) |
🔍 Tip: If in doubt, take a picture of the phone from different angles and compare it with the official images on the Xiaomi website. Pay attention to the small details: the shape of the camera mounts, the texture pattern on the buttons, the color of the seams of the case.
Verification by serial number and IMEI
If the phone turns on but you're not sure about the model, use hardware code or online services. Here's how to do it:
📱 Method 1: Code #4636##
🌍 Method 2: Checking IMEI
- Type *#06# and the 15-digit number will appear. IMEI.
- Enter it on IMEI.info.
- The service will show the exact model, year of release and country of production.
🔧 Method 3: Sticker under the battery
⚠️ Attention: If during inspection IMEI The site shows a Redmi Note 10 model, and the case says Note 10 Pro, you see a remarked device. Often scammers replace the back cover to pass off the budget model as a flagship.
What to do if IMEI is not determined?
8. Frequent errors in model definition
Even experienced users sometimes get it wrong.-5 Misconceptions that lead to incorrect identification:
❌ "All Redmi Notes are the same"
🔹 In fact: Redmi Note 8 and Note 9 look similar, but the Note 9 camera is higher and the module is thinner.
❌ "If there is. NFC, That's the Pro version"
🔹 In fact: Redmi Note 10 (the usual version) in some regions was released with the help of the NFC, A Note 10 Pro without it.
❌ "Glass case = flagship"
🔹 Actually, Redmi Note 11S It has a glass back panel, but belongs to the middle segment.
❌ "The more cameras, the better the model"
🔹 The Redmi 10 has 4 cameras, but the main sensor is 50 MP, and the Redmi Note 11 Pro+ — 108 MP (with the same number of lenses).
❌ "If the phone is heavy, it means metal"
🔹 Actually, Redmi. K50 It weighs 200g due to the glass body, and the Redmi Note 12 Pro+ — 208 g (glass) + battery).
💡 Conclusion: Don't rely on one trait. Always check for a combination of factors: cameras. + connector + case-stuff + marking.
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If the seller refuses to show the sticker under the battery or IMEI — It's probably a phone that's been repaired or has an unofficial firmware.