Over the back side, there are antenna lines running across the top and bottom which break up the design while improving signal reception. The speakers are at the bottom this time around instead of being at the back, and although the device packs in a single speaker, there are two sets of grilles just for a look.
At 8.3mm, the Redmi Note 4 is slimmer than Redmi Note 3 but a bit heavier. The additional heft though isn’t an issue and the weight is distributed quite well, you won’t actually feel any discomfort using it.
The Redmi Note 4 features a 5.5-inch Full HD IPS display, With a 1080 x 1920 resolution & a density of 401ppi. It boasts of a 2.5D curved glass up front that feels cool to use.
The display is same as Redmi Note 3, but it is definitely brighter & sharper, and the sunlight legibility has improved. The color accuracy is better too. For a budget device, the display is quite impressive, The text and images are sharp and the colors are quite vivid.
Xiaomi also offers a Reading Mode with a blue light filter that makes it easier to read text at night
The Redmi Note 4 is powered by an octa-core Qualcomm Snapdragon 625 (MSM8953) processor clocked at 2GHz and an integrated Adreno 506 GPU, the Redmi Note 4 comes in three RAM variants – 2GB, 3GB, and 4GB – with 32GB & 64GB of onboard storage.
The Redmi Note 3 was powered by the Snapdragon 650, Unlike the 28nm Snapdragon 650, the Snapdragon 625 is built on the 14nm architecture and offers better energy efficiency. It might not be the powerhouse as the 650 is, but the mid-range SoC chugs along nicely through everyday tasks.
Multi-tasking on the Redmi Note 4 is butter smooth.The gaming experience is also quite amazing with no freeze or lags, and it can handle graphic-intensive games without breaking a lag. Essentially, the top variant of the Redmi Note 4 can handle almost everything.
The Xiaomi Redmi Note 4 is power packed by a 4100mAh non-removable battery. The large capacity combined with software optimizations and the power efficiency of Snapdragon 625 makes it a battery powerhouse.
The battery life on the Redmi Note 4 is impressive, but there’s no support for quick charging this is one of the negative part of the Redmi Note 4.
The Redmi Note 4 features a hybrid SIM tray, so you can either use two SIMs or one Nano-SIM and one microSD card. You might want to keep this in consideration when making a choice between the 32GB and 64GB variant if you want to use two SIM cards. Unlike Redmi Note 3 you can put in upto 128Gigs microSD cards.
Its very disappointing to find a microUSB port in a smartphone released in 2017.It should’ve Type-C port instead. Also, just like Redmi Note 3, the Redmi Note 4 too gives NFC connectivity a miss.
The fingerprint scanner on the Redmi Note 4 is mounted on the rear just below the camera unit. It’s always on, so you can unlock your phone directly from sleep. The accuracy of the fingerprint sensor is quite good, it takes a bit longer to wake up and unlock. It’s not the fastest fingerprint scanner out there obviously. Also, on a few occasions the detection would fail if the finger is slightly wet.
The Redmi Note 3 disappointed a bit in the camera department, and Xiaomi has focused on improving the camera on this year’s model. The 13-megapixel rear camera with f/2.0 lens is a testament of that.
In well-lit conditions, it can take some great landscape shots. When shooting close-ups of objects or macro shots, the color reproduction is quite good and there are plenty of details. Sharpness is a mixed bag though. The camera focuses quickly, which is also great for taking some fine shots of moving subjects. If you’re shooting in HDR, you’ll manage to squeeze in more details, although it takes slightly longer to shoot the photos.
The Redmi Note 4 runs MIUI 8 based on Android 6.0.1 Marshmallow. The company is testing a Nougat preview of MIUI, and will be rolling it out in the coming months. MIUI 8 is one of the popular Android customizations, and although it’s quirky and can be frustrating to use at times, it packs in a lot of features and has its share of fans, Honesty I’m not one of ’em I’d prefer Stock Android instead.
One of the highlights of the MIUI 8 is the focus on privacy with Dual Apps and Second Space. While the Dual Apps feature allows you to create two instances of any app (so for example, you can use two WhatsApp accounts on the same phone), the Second Space feature allows users to separate personal and business information on the same device.
While the MIUI 8 has an improved dialer app, it also boasts of a caller ID feature with information about the delivery staff of online stores and local on-demand services. The Messages app bundles similar messages into folders so texts from banks, service providers, online stores, etc. don’t clog up your inbox.
MIUI 8 includes a one-handed mode, which is accessible with a left-to-right swipe gesture across the navigation keys. You can shrink the screen size down to 4.0 inches, 4.5 inches, or 3.5 inches, making it more convenient to use the phone one-handed. There’s also the Quick Ball feature that lets you access shortcuts with ease – first introduced with the large-sized Mi Max phablet.
The Redmi Note 4 has a bunch of preloaded apps, and they can’t be uninstalled in case you don’t need any of these. That’s frustrating.
Overall, the overall software experience on the Redmi Note 4 is great, and there are a bunch of useful features that you’d only appreciate once you start using it.
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