Redmi K20: Everything You Need in a Smartphone for under 20000

Redmi K20 from Xiaomi is a great looking solid smartphone with a lot going for it. For buyers looking for a new smartphone in the vicinity of Rs.20000, this has plenty to offer. It has been launched in India on July 22, 2019. It is a mid-budget segment Xiaomi smartphone which is priced at Rs.19,784.

Redmi K20

Redmi K20 is the first smartphone in India that was launched with Qualcomm Snapdragon 730 chipset. It is a reliable smartphone with some unique features like 7th gen in-screen fingerprint sensor, AMOLED display, and 48-megapixel rear camera and excellent performance. With elegant and attractive design, it is one among the best smartphones under 20000 and Realme X and Samsung Galaxy M40 come next in the well designed under Rs.20000 smartphones. Continue reading to know more about K20’s top specs and features.

Redmi K20 Specifications and Features

Dimensions and Design


Redmi K20 looks dashing with the bezel-less front panel and the shiny glass back with dual tone finish, which is in vogue these days and appeals a lot to the younger audience. It measures 156.7 mm in terms of height, 74.3 mm in terms of width, 8.8 mm in terms of thickness and weighs 191 grams. It looks slimmer than any of the new Xiaomi phones including the Redmi Note 7 Pro due to its bezel-less design. It is comfortable to hold but slippery due to its glass back. It has Aura design and unique texture with gradient finish.


Size16.23cm (6.39 inches)
Resolution2340×1080 at 403ppi
Contrast Ratio60000:1
Aspect Ratio19.5:9
Screen-to-body Ratio91.9%
TypeFHD+ Horizon AMOLED Display
Brightness600 nit/430nit (Typ)
Cover GlassCorning Gorilla Glass 5
Display FeaturesMulti-color Always-On Display, supports Dark mode and HDR

The K20’s screen is just as much a pleasure to look at with its vibrant colors and good viewing angles. The FHD Horizon AMOLED display screen measures 6.39 inches. AMOLED is a welcome addition to Xiaomi’s Redmi lineup which offers excellent clarity in both indoors and outdoors. The display has a resolution of 2340×1080 pixels at 403ppi. It has a contrast ratio of 60000:1 and aspect ratio of 19.5:9. The display breaks all boundaries to give you a stunning visual experience every time you unlock your phone.

HDR range and 100% DCI-P3 colour gamut allows you to get the most out of your entertainment. It also supports Dark mode which is really stunning. The display offers richer details and brightness levels up to a maximum of 600nits. The phone has a pop-up camera on the top to remove any notches or punch holes on the display to actually provide a proper full-screen smartphone display. The display is protected by Corning Gorilla Glass 5 against accidental damages and scratches.


Operating System (OS)Android 9 Pie , MIUI 10
Processor (CPU)Qualcomm Kryo 470 Processor (2xGold 2.2GHz + 6xSilver 1.8GHz)
ChipsetQualcomm Snapdragon 730
Graphics Processing Unit (GPU)Adreno 618
Security7th Generation In-screen fingerprint unlock
Pop-up camera AI Face unlock

Redmi K20 relies on Qualcomm Snapdragon 730, Kryo 470 8nm Processor which perform really great in mid-range smartphones. This is the first phone in India that was launched with Qualcomm Snapdragon 730 chipset. The processor exponentially improves on-device processing speed and reduces battery consumption. As a result you get a better performance whether you are gaming, snapping a picture or watching videos. The phone runs on Android 9 Pie operating system with MIUI 10 that allows lot more customization options. K20 is powered by Adreno 618 GPU which offers special optimizations for massive games like PUBG with high frame rates and HD resolution.

The Game Turbo mode is designed for the hardcore gamer and reduces network delay and optimizes touch latency to deliver the most immersive gaming experience. The phone supports multi tasking and easily manages everyday task with high speed and thereby offers excellent performance. Redmi K20 display also comes with a seventh-generation under-display optical fingerprint scanner with an increased surface area. The performance of the scanner is so quick and instant. The pop-up camera supports face recognition and therefore you can unlock your phone instantly with the AI Face unlock feature. This phone works well for its price thereby offering enhanced speed and performance.


Storage SpecsStorage Variant OneStorage Variant Two
Internal Storage64GB128GB
Expandable MemoryNoNo

Redmi K20 comes in two variants. One with 6GB RAM and 64GB internal storage and the other with 6GB RAM and 128GB internal storage. There is no support for expandable microSD card in this smartphone. The internal storage is more than enough to store your photos, videos, apps and other files. The download and data transfer speeds are also relatively high. The 6GB RAM offers excellent speed for the overall system.


Battery Capacity4000mAh(typ) / 3900mAh(min)
Fast Charging18W fast charging, Quick Charge 3.0 supported
Charger TypeUSB Type-C
Wireless ChargingNo

Redmi K20 comes with 4000mAh massive battery with 18W fast charging technology that supports Quick Charge 3.0. The battery is durable and lasts longer than that of OnePlus 7. It delivers day-long backup on moderate to heavy usage. The phone uses USB Type-C charger. There is no support for wireless charging in Redmi K20.


Camera SpecsRear CameraFront Camera
MegapixelsMain Camera: 48MP
Telephoto lens: 8MP
Wide angle lens: 13MP
20MP Pop-up selfie camera
SensorSony IMX582
Pixel SizeMain Camera: 1.6μm
Telephoto lens: 1.12μm
Wide angle lens: 1.12μm
Zoom2x Optical zoom
10x digital zoom
ApertureMain Camera: f / 1.75
Telephoto lens: f / 2.4
Wide angle lens: f / 2.4
FlashMonochrome Dual FlashNo flash
Video1080P recording @ 60fps / 30fps
720P recording @ 30fps
1080P slow motion recording @ 120fps
720P slow motion recording @ 120fps / 240fps / 960fps
960fps slow-motion video
Video resolution: Up to 3840×2160 pixels
1080P recording @ 30fps
720P recording @ 30fps
FeaturesAI Ultra-wide portrait mode
AI Skyscaping
Pro mode
Drop Protection
Press Protection
Undergone 300K times pop-up test

Rear Camera

Redmi K20 has a 48MP triple rear camera setup and a 20MP selfie camera with pop-up mechanism. The rear camera comprises of a 48MP main camera with an aperture of f / 1.75, 8MP telephoto lens with an aperture of f / 2.4 and a 13MP wide angle lens with an aperture of f / 2.4. The main camera sports Sony IMX582, an ultra high resolution sensor to provide high quality images and videos with brilliance. The 13MP wide angle camera has a pixel size of 1.6μm and offers 124.8° field of view. The wide-angle shots come with an AI Scene correction option to prevent distortion of scenes and faces. It also allows you to capture the complete scene in unmatched detail. With the 8MP telephoto camera, you can seamlessly zoom in from 0.6x to 2x and snap your subject from a distance. The rear camera sports a monochrome dual flash.

The rear camera supports AI Ultra-wide portrait mode, AI Skyscaping with 6 different sky backgrounds, steady handheld night photography to capture brighter and sharper night shots, Panoramic selfies to capture perfect group picture. The rear camera brings more flexibility in the Pro mode. It manages to capture great images during the day. The images captured in ample light contain good amount of details, good color reproduction, and a fair amount of texture. It is worth noting that the HDR mode is turned off by default. This feature is fast becoming an “Auto” setting in other smartphones.

Redmi K20 supports EIS for video stabilization. It records 1080P @ 60fps / 30fps, 720P @ 30fps, 1080P @ 120fps, 720P @ 120fps / 240fps / 960fps, 960fps slow-motion video and has video resolution up to 3840×2160 pixels.

Front Camera

Redmi K20 has a 20MP pop-up selfie camera which allows for magnanimous display without any notches. The selfie camera has pixel size of about 0.8μm and an aperture of f/2.2. It features Electronic Image Stabilization for quality videos. It supports 1080P recording @ 30fps and 720P recording @ 30fps. It has drop protection, press protection and has undergone 300K times pop-up test.


SIMDual Nano-SIM cards with 4G/3G/2G support
GSMB2, B3, B5, B8
WCDMAB1, B2, B5, B8
FDD-LTEB1, B3, B5, B7,B8
TDD-LTEB38,B40, B41(120MHz)
Wi-FiMU-MIMO, supports WiFi Direct, WiFi Display, WLAN 802.11 a/b/g/n/ac, 2.4G WiFi, 5G WiFi
BluetoothBluetooth 5.0 wireless technology, Qualcomm TrueWireless TM Stereo Plus
PositioningGPS, A-GPS, GLONASS, BeiDou
USB TypeType-C

The phone allows dual nano SIM cards with 4G/3G/2G support. There is no dedicated slot for microSD card. You can either The connectivity features include GSM, WCDMA, LTE (FDD and TDD), MU-MIMO, supports WiFi Direct, WiFi Display, WLAN 802.11 a/b/g/n/ac, 2.4G WiFi, 5G WiFi, Bluetooth 5.0 wireless technology, Qualcomm TrueWireless TM Stereo Plus, USB OTG and USB Type-C. There is no NFC support in Redmi K20.


Headphone Jack3.5mm headphone jack
Microphones2 microphones (for noise cancellation)
FM RadioYes
Supported FormatsMP4, M4V, MKV, XVID, WAV, AAC, MP3, AMR, FLAC, APE
H.264, MPEG4, VC-1, VP8, VP9
Supports HDR display when playing HDR10 video content

Redmi K20 supports multimedia. It comes with 3.5mm headphone jack, 2 microphones for noise cancellation and has FM radio option. The supported media formats in Redmi K20 are MP4, M4V, MKV, XVID, WAV, AAC, MP3, AMR, FLAC, APE, H.264, MPEG4, VC-1, VP8, VP9. The phone also supports HDR display when playing HDR10 video content. If you are looking for a smartphone with good video output, Redmi K20 would be the best choice. The call and audio quality in this smartphone are really good. The phone offers nice stereo speakers.

Other Specifications

ColorsCarbon Black, Flame Red, Glacier Blue
SensorsVibration motor
Proximity sensor
Ambient light sensor
Electronic compass
PortsUSB Type-C
3.5mm headphone jack
In The Box AccessoriesRedmi K20
USB Type-C Cable
SIM Eject Tool
User Guide
Warranty Card
Hard Case

Redmi K20 is elegant and has a stunning design. It comes in three exciting colors such as Carbon Black, Flame Red and Glacier Blue. The glossy pattern of the phone is so attractive. The phone has sensors like Vibration motor, Proximity sensor, Ambient light sensor, Electronic compass, Accelerometer and Gyroscope. It has ports for a 3.5mm headphones, microphone and Type-C charger. The Redmi K20 box package consists of Redmi K20, Adapter, USB Type-C Cable, SIM Eject Tool, User Guide, Warranty Card and Hard Case.

Redmi K20 is genuinely one of the most flawlessly structured, mid-range Smartphone from Xiaomi. It is really a good smartphone in its price point. It has some great features and it would definitely be a best choice under 20000.

Pros of Redmi K20

  • Excellent premium look and glass back design
  • Massive battery with Quick Charge technology
  • Full screen display without punch holes or notches
  • Good 4K video quality

Cons of Redmi K20

  • No wireless charging
  • No NFC support
  • No dedicated slot for microSD
  • Lacks water resistance and splash resistance features.

Redmi K20 FAQs:

What is Redmi K20 price in India?

The Redmi K20 price in India starts from Rs.19,784 for 6GB/64GB variant and Rs.22,999 for 6GB/128GB variant.

What is the launch date of Redmi K20 in India?

The launch date of Redmi K20 in India was July 22, 2019.

What is the rear camera sensor used in Redmi K20?

Sony IMX582 is the rear camera sensor used in Redmi K20.

Does Redmi K20 have expandable memory?

No, Redmi K20 does not have an expandable memory.

What is the Android version of Redmi K20?

Android 9 Pie is the Android version of Redmi K20.