Software
Operating system version |
6.0 |
Performance
Video call |
Y |
Themes |
Wallpapers |
Personalization |
Shortcuts, Menu, Icons |
Support for contact groups |
Y |
Personal info management (PIM) |
Alarm clock, Calculator, Calendar, Notes |
Microphone mute |
Y |
Flight mode |
Y |
Networking
3G |
Y |
SIM card capability |
Dual SIM |
2G standards |
GSM, GPRS, EDGE |
Tethering (modem-mode) |
Y |
Wi-Fi Direct |
Y |
4G bands supported |
2600, 2500, 2300, 2100, 1900, 1800, 900, 850 MHz |
3G standards |
HSDPA, HSPA, TD-SCDMA |
3G bands supported |
850, 900, 1900, 2100 MHz |
SIM card type |
MicroSIM + NanoSIM |
4G standard |
LTE |
Bluetooth profiles |
A2DP |
Bluetooth |
Y |
Wi-Fi standards |
IEEE 802.11n, IEEE 802.11g, IEEE 802.11b, IEEE 802.11ac, IEEE 802.11a |
Wi-Fi |
Y |
4G |
Y |
Near Field Communication (NFC) |
Y |
Display
Second display |
N |
Screen shape |
Flat screen |
Orientation sensor |
Y |
Pixel density |
401 ppi |
Display type |
IPS |
Touch technology |
Multi-touch |
Design
Fingerprint reader |
Y |
Form factor |
Bar |
Call management
Speakerphone |
Y |
Call hold |
Y |
Conference call |
Y |
Speed dialing |
Y |
Vibrating alert |
Y |
Call waiting |
Y |
Caller ID |
Y |
Call timer |
Y |
Call divert |
Y |
Camera
Auto focus |
Y |
Zoom capability |
Y |
Rear camera type |
Single camera |
Front camera |
Y |
Rear camera resolution (numeric) |
13 MP |
Flash type |
LED |
Geotagging |
Y |
Face detection |
Y |
Built-in flash |
Y |
Smile detection |
Y |
Maximum frame rate |
120 fps |
Video recording modes |
720p, 1080p |
Video recording |
Y |
Messaging
E-mail |
Y |
Instant messaging (IM) |
Y |
Short Message Service (SMS) |
Y |
Chat |
Y |
MMS (Multimedia Messaging Service) |
Y |
Ergonomics
Proximity sensor |
Y |
Gyroscope |
Y |
Accelerometer |
Y |
Navigation
Assisted GPS (A-GPS) |
Y |
Position location |
Y |
GLONASS |
Y |
Electronic compass |
Y |
Storage
Maximum memory card size |
158 GB |
USB mass storage |
Y |
Internal storage capacity |
32 GB |
Processor
Processor cores |
10 |
Processor frequency |
2.1 GHz |
Ports & interfaces
USB connector type |
Micro-USB |
USB version |
2.0 |
USB port |
Y |
Subscription
Subscription type |
No subscription |
Additionally
AC adapter bundled |
Y |
Internal RAM |
3 GB |
Battery performance |
4100 mAh |
13.97 cm (5.5 ") , 1080 × 1920, Mediatek MT6797 Helio X20, Deca-core 2.1 GHz, 3 GB RAM, 13MP, Android 6.0 Marshmallow
<b>All-metal. Hexa-core</b>
Exquisite craftsmanship, luxury all-metal design
Metal unibody combining, focus on details for superior quality and texture. The ultra-slim body makes the device more portable to be carried with.
The scientific design makes the frame look slimmer and more comfortable to touch. Gives you not only an elegant and beautiful appearance but also elegant and comfort handle
<b>Diamond cutting for smooth, clear lines</b>
High-quality materials and the latest technology aluminum ingot processing and polishing to a shine give us a super smooth and uniform texture.
<b>2.5D Arc screen design</b>
Stylish 2.5D arc screen design makes Redmi Note 4 more appealing. Besides, such a nice screen design brings rounded edges and a wonderful handle feeling.
<b>Built-in antenna</b>
For metallic casing add plastic strip not just for decoration but in order to achieve optimization and signal improvements. But it made the design more simple and perfect.
<b>High-speed</b>
MediaTek Helio X20 Hexa-core high-performance processor
Provides high-speed operating experience anytime, can increase performance by 62% and save up to 30% power-consumption. Allows you to run multitasks without any pressure, ensures you smooth operation and stable multitasking experience.
<b>Long standby time, long lasting performance</b>
With its 4100mAh high-capacity battery, Redmi Note 4 gives you more time to call, connect, play, and watch offers you enough power to meet all your needs, no need to worry about running out of power.
Not only offers you enough power to support your daily life, but also ensures a longer battery life.
The challenge is to make the battery thinner and light, it was solved when the energy density was increased to 713Wh / L. It is difficult to imagine so slim smartphone, just 175 g weight, with an excellent autonomy — a few days without charge, one day of gaming, and 12 hours in GPS mode.
<b>Smart recognition</b>
Faster touch access, more secure payment
Fingerprint recognition function is supported, allows you to unlock in quickly. Otherwise, it`s also for shopping payment, private file check, personal space access. More convenient, safer.
<b>Perfect user experience</b>
“Second space” — is the ability to create multiple spaces for different users. The second space can contain completely different applications and components that you configure. After setting up a password for second space, we can enter different spaces with its password on the lock screen.
Now we can create another copy of the application, which would come under a different account.
<b>Perfect for your eyes</b>
Shows you a more vivid world with a 5.5 ″ FHD display, the high resolution achieves a richer viewing experience, this large screen will give you an inimitable visual experience. Provides you with several display effects, no matter you`re reading, watching videos or using exciting apps, you can find the corresponding display model to protect your eyes.
For the comfortable reading, enable the appropriate mode, Screen will become more similar to the color of the paper and reduce the amount of blue that would protect your eyes.
<b>Modern design</b>
In addition to the several memory versions, models differ by colors.
There are five variants of the body color — black, silver, gold, blue and dark gray. The front panel is black on the dark gray, blue and black version and white in the other cases.
The keys on the front panel are sensory.
On the upper face located 3.5 mm jack for headphones, infrared port to control home appliances and light sensor. On the underside, there are speakers, a microphone, and a MicroUSB port for charging.