Review Redmi Note 9: The new low-cost model?
Redmi is a smartphone branch of Xiaomi. Xiaomi is already famous for smartphones that are priced much better than other phone brands on the market, so it's understandable that Redmi inherits this unique heritage from the parent company.
Redmi's Note series is the most prominent device of this manufacturer. Of course they are different from Samsung Note and the price is more pleasant than other famous phones. Let TipsMake evaluate the latest smartphone of Redmi - Redmi Note 9.
Premium design of Redmi Note 9
- Dimensions: 162.3 x 77.2 x 8.9mm
- Weight: 199g
Looking at the design of the Redmi Note 9, it's hard to say this is not a flagship product. The case is made of plastic, one block fits all the way to the screen.
It has a 6.5-inch screen, thin bezels to the maximum, front camera placed on the left, overall look very neat.

The Redmi Note 9 is not only IP waterproof, but it has a nano-level P2i waterproof rating. This means it has both mild water resistance and impact resistance.
The device has only one speaker on the bottom edge, very common on smartphones of the same price range, a 3.5mm headphone jack. However, when holding the device horizontally to play games or watch videos, your hand is easy to cover the speaker.
Next is the camera of the device. This is a cluster of 4 cameras placed in the middle, rather than next to the current products. A 64MP main sensor, f / 1.79 aperture. An 8MP wide-angle lens, f / 2.2 aperture. The other two lenses are 5MP and 2MP respectively, which are responsible for the depth of field of the image and the macro lens. The front camera has 13MP resolution. Below the rear camera cluster is a fingerprint sensor. Redmi also refuses to put the fingerprint sensor next to the basic design today.

Redmi Note 9 configuration and hardware
- MediaTek Helio G85, 3 / 4GB RAM
- 64 / 128GB + microSD card (can be up to 512GB)
- 5,020mAh battery, 18W fast charging
Redmi Note 9 is equipped with MediaTek Helio G85 processor, which helps the device have quite stable performance. It has two configuration options that are 3GB RAM and 64GB capacity, 4GB RAM and 128GB hard drive. Thank you, both versions have support for external microSD card slot, two SIM but still not equipped with 5G connectivity.
It owns a 5020 mAh battery, supports 18W fast charging and comes with a 22.5W charger in the box. With such a large battery, Redmi Note 9 easily lasts 2 days of use with basic effects.
Visibility of Redmi Note 9
- 6.53 inch LCD screen
- 2340 x 1080 pixels resolution (394ppi pixel density)
Redmi Note 9 has a large screen size and resolution to bring Full HD + quality, sharper details than the iPhone SE.
Software of Redmi Note 9
- Android 10 - MIUI 11
Redmi Note 9 is equipped with Android operating system and the latest software version of Xiaomi MIUI 11. Overall, the device runs very smoothly and starts to see signs of lag when working too much. If used with basic tasks such as surfing the web, using social networks or messaging, sending mail, this device will successfully complete the task.
summary
What makes the Redmi Note 9 stand out is the design quality, the battery life is good and the performance is good enough, especially there is an affordable price. This is a smartphone device that is extremely suitable for students.
You should read it
- Redmi Note 9 launched: Helio G85, 4 48MP cameras, fingerprint on the back
- 118 Xiaomi devices upgraded to MIUI 13
- The Redmi Note 10 has a very good experience with a cheap smartphone in 2021
- Looking back: The Xiaomi Redmi Note 3 - a cheap phone into a global best-seller
- Redmi Note 9S launched in Vietnam: Snapdragon 720G, 48MP camera, 5020mAh battery
- Design, configuration and price of Xiaomi Redmi Note 8 and Note 8 Pro
- Configuration parameters of Redmi K30, LCD screen 120Hz, Snapdragon 765, 6GB RAM
- Redmi Note 9 Pro Max launched: Snapdragon 720G, 64MP camera, 5020mAh battery, 33W fast charging, priced at 1/5 iPhone 11 Pro Max
May be interested
- Redmi Note 9S launched in Vietnam: Snapdragon 720G, 48MP camera, 5020mAh batteryalthough only a mid-range device, however, the redmi note 9s is still equipped with a large screen, huge battery capacity and quite powerful hardware configuration.
- Design, configuration and price of Xiaomi Redmi Note 8 and Note 8 Proxiaomi's redmi brand has just launched the duo redmi note 8 and note 8 pro, successors of the redmi note 7.
- Redmi K30 Pro features Super Bluetooth technology with extremely long range, up to 400mredmi k30 pro model is expected to be released in the near future and redmi has recently revealed new features on this model.
- Redmi Band launched: Color screen, 14-day battery, heart rate monitorredmi band is the first health watch bracelet model with the redmi brand.
- Configuration parameters of Redmi K30, LCD screen 120Hz, Snapdragon 765, 6GB RAMon december 10, xiaomi will officially launch the redmi k30.
- Redmi K30 Pro is only equipped with a 60Hz screenwhile retaining the amoled panel, the redmi k30 pro's screen only has a 60hz refresh rate, which is even lower than the 120hz screen on the standard model.
- CellphoneS opens early sale of 1000 pre-orders for Redmi Note 14 seriescellphones opens early sale of redmi note 14 series to more than 1000 pre-order customers. this is a new mid-range product attracting shopping season near tet with reasonable price, good configuration, many incentives and 3-no installment support from cellphones.
- Xiaomi officially launched the Redmi 8A, 5000 mAh battery, USB Type-C, priced at 2,150,000 VNDredmi 8a has a beautiful design, good hardware configuration, a battery with a capacity of up to 5000 mah but has an attractive price from only 2,150,000 vnd.
- Redmi K30 Pro can overclock the screen from 60Hz to 80Hzoverclocking the screen to 80hz will help the redmi k30 pro play games smoother, but this also carries many risks and can permanently void the warranty.
- Redmi has successfully tested the fingerprint sensor under the LCD screenthe fingerprint sensor technology under the lcd screen will soon be applied to future redmi products, of which the first device may be the redmi k30 pro.