Xiaomi Mi A3 vs Redmi K20 vs Redmi Note 7 Pro: Price, Specifications Compared

All three Xiaomi phones offer 3.5mm audio jack, support dual-SIM slots, and have large batteries.

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Xiaomi Mi A3 vs Redmi K20 vs Redmi Note 7 Pro: Price, Specifications Compared

Xiaomi Mi A3 packs the largest battery among the three Xiaomi phone

  • All three Xiaomi phones have a 48-megapixel primary shooter
  • Mi A3 sports a 32-megapixel selfie sensor, and is lightest at 173 grams
  • Mi A3 and Redmi Note 7 Pro allow for expansion of memory

MI A3 Android One phone is official. Apart from the stock software experience, which is the staple of Android One device, the phone comes with Snapdragon 665 SoC, a large 4,030mAh battery, and a 6.08-inch waterdrop-notch display. It is equipped with a triple rear camera setup with a 48-megapixel image sensor, and a large 32megapixel selfie sensor as well. The Xiaomi Mi A3 phone stands alongside the Redmi K20 and the Redmi Note 7 Pro phones in Xiaomi's portfolio. While the biggest difference is the no-ads UI, there are other differences among the three phones that set them apart.

We pit the Xiaomi Mi A3 with the Redmi K20 and the Redmi Note 7 Pro to see how the new entrant fares against other Xiaomi phones in the mid-range price segment.

Xiaomi Mi A3 vs Redmi K20 vs Redmi Note 7 Pro price

The Mi A3 has not been launched in India yet, but its pricing and availability details for Spain are out. It has been priced at EUR 249 (roughly Rs. 19,200) for the 64GB storage variant, while its 128GB storage option carries a price tag of EUR 279 (roughly Rs. 21,500). The phone will go on sale from July 24 in "Not Just Blue", "More Than White", and "Kind of Gray" colour options. There is no word on when this new model will launch in India.

The Redmi K20 was launched in India a few days ago, and its price in India is set at Rs. 21,999 for the base 6GB RAM + 64GB storage variant, while its 6GB RAM + 128GB storage model is priced at Rs. 23,999. It hasn't gone on sale yet, and will be available for purchase through Flipkart, Mi.com, and Mi Home stores starting July 22. Furthermore, the phone comes in Carbon Black, Flame Red, and Glacier Blue colour options.

Lastly, the Redmi Note 7 Pro debuted in India first in February, and it is priced in India at Rs. 13,999 for the 4GB + 64GB storage model, Rs. 15,999 for the 6GB + 64GB storage model, and Rs. 16,999 for the 6GB + 128GB storage model. It is available on Flipkart and Mi.com, and is offered Space Black, Nebula Red, and Neptune Blue colour options.

Xiaomi Mi A3 vs Redmi K20 vs Redmi Note 7 Pro specifications

Coming to the specifications, all the three Xiaomi phones run on Android 9 Pie, but the Redmi K20 and Redmi Note 7 Pro come with the MIUI 10 software on board, while the Mi A3 is part of Google's Android One program and offers stock Android experience. The three phones have a dual-SIM slot as well. The Xiaomi Mi A3 features a 6.08-inch HD+ (720x1560 pixels) AMOLED display, while the Redmi K20 features a 6.39-inch full-HD+ (1080x2340 pixels) AMOLED display. The Redmi Note 7 Pro also features an almost the same 6.3-inch full-HD+ (1080x2340 pixels) display. The phones come with 19.5:9 aspect ratio. The Redmi Note 7 Pro and Mi A3 both sport a waterdrop-notch display, while the Redmi K20 offers a notch-less and bezel-less experience. The Mi A3 is also the only one to sport a HD+ display, while the other two offer full-HD+ resolution.

Under the hood, the Mi A3 is powered by the Snapdragon 665 SoC, paired with 4GB of RAM. In contrast, the Redmi K20 is powered by the octa-core Snapdragon 730 SoC, coupled with 6GB of RAM. Lastly, there is an octa-core Qualcomm Snapdragon 675 SoC, coupled with up to 6GB RAM on the Redmi Note 7 Pro.

Xiaomi Mi A3 vs Redmi K20 vs Redmi Note 7 Pro camera

For photos and videos, the Mi A3 has a triple rear camera setup that packs a 48-megapixel primary sensor with an f/1.79 lens, 8-megapixel secondary sensor with a 118-degree wide-angle f/1.79 lens, and a 2-megapixel tertiary sensor for depth sensing. The Redmi K20 also offers the triple rear camera setup that includes a 48-megapixel Sony IMX582 primary sensor along with an f/1.75 lens. The camera setup also has a 13-megapixel secondary sensor with a wide-angle lens and an 8-megapixel tertiary sensor with an f/2.4 lens. Lastly, the Redmi Note 7 Pro offers only a dual rear camera setup that has a 48-megapixel primary sensor with an f/1.79 lens and a 5-megapixel secondary sensor.

As for selfies, the Mi A3 is on top with a 32-megapixel selfie camera at the front with an f/2.0 lens. The Redmi Note 7 Pro, on the other hand, has a 13-megapixel sensor at the front for selfies and video chat. Lastly, the Redmi K20 sports a 20-megapixel pop-up selfie camera that has an f/2.2 lens along with a sapphire glass cover on top.

All phones offer up to 128GB of internal storage, and only the Redmi K20 does not offer expansion of memory. The other two come with a hybrid microSD card slot for expansion of memory.

Xiaomi Mi A3 packs the largest battery at 4,030mAh, followed by the Redmi K20 and Redmi Note 7 Pro with 4,000mAh batteries. All of them support fast charging. The Redmi Note 7 Pro is thinnest at 8.10mm and the Mi A3 is the lightest at 173.80 grams. Connectivity options on all the three phones include Wi-Fi 802.11 ac, Bluetooth v5, 3.5mm audio jack, USB Type-C port, and an Infrared sensor. The Redmi Note 7 Pro comes with a rear fingerprint sensor, while the Redmi K20 and the Mi A3 sport an in-display fingerprint sensor.

Xiaomi Mi A3 vs Xiaomi Redmi K20 vs Redmi Note 7 Pro comparison
  Xiaomi Mi A3 Xiaomi Redmi K20 Redmi Note 7 Pro
Overall NDTV Rating-
Design Rating-
Display Rating-
Software Rating-
Performance Rating-
Battery Life Rating-
Camera Rating-
Value for Money Rating-
ModelMi A3Redmi K20Redmi Note 7 Pro
Release date17th July 201928th May 2019February 2019
Dimensions (mm)153.48 x 71.85 x 8.50156.70 x 74.30 x 8.80159.21 x 75.21 x 8.10
Weight (g)173.80191.00186.00
Battery capacity (mAh)403040004000
Fast chargingQuick Charge 3.0ProprietaryQuick Charge 4+
ColoursNot Just Blue, More Than White, Kind of GrayCarbon Black, Glacier Blue, Flame RedClassic Space Black, Nebula Red, Neptune Blue
Launched in India-YesYes
Body type-GlassGlass
Removable battery--No
Screen size (inches)6.086.396.30
Resolution720x1560 pixels1080x2340 pixels1080x2340 pixels
Protection typeGorilla GlassGorilla GlassGorilla Glass
Aspect ratio19.5:919.5:919.5:9
Pixels per inch (PPI)-403409
Processor2GHz octa-core1.8GHz octa-core (6x1.8GHz + 2x2.2GHz)2GHz octa-core
Processor makeQualcomm Snapdragon 665Qualcomm Snapdragon 730Qualcomm Snapdragon 675
Internal storage64GB64GB64GB
Expandable storageYesNoYes
Expandable storage typemicroSD-microSD
Expandable storage up to (GB)256--
Dedicated microSD slot-No-
Rear camera48-megapixel (f/1.79, 1.6-micron) + 8-megapixel (f/2.2) + 2-megapixel48-megapixel (f/1.75, 1.6-micron) + 8-megapixel (f/2.4, 1.12-micron) + 13-megapixel (f/2.4, 1.12-micron)48-megapixel (f/1.79, 1.6-micron) + 5-megapixel
Rear autofocusYesYesYes
Rear flashYesYesLED
Front camera32-megapixel (f/2.0, 1.6-micron)20-megapixel (f/2.2, 0.8-micron)13-megapixel
Front flash-No-
Operating systemAndroid 9.0Android PieAndroid Pie
Skin-MIUI 10MIUI 10
Wi-Fi standards supported802.11 a/b/g/n/ac802.11 a/b/g/n/ac802.11 a/b/g/n/ac
BluetoothYes, v 5.00Yes, v 5.00Yes, v 5.00
USB Type-CYesYesYes
Number of SIMs222
Wi-Fi Direct-Yes-
Active 4G on both SIM cards-YesYes
SIM TypeNano-SIMNano-SIMNano-SIM
4G/ LTEYesYesYes
SIM TypeNano-SIMNano-SIMNano-SIM
4G/ LTEYesYesYes
Face unlockYesYesYes
Fingerprint sensorYesYesYes
Proximity sensorYesYesYes
Ambient light sensorYesYesYes
Compass/ Magnetometer-YesYes
  • Design
  • Display
  • Software
  • Performance
  • Battery Life
  • Camera
  • Value for Money
  • Good
  • Smooth, lag-free performance
  • Appealing design
  • Great battery life
  • Bad
  • Underwhelming low-light camera performance
  • Quite slippery
  • No expandable storage
  • Slow front camera pop-up mechanism
ProcessorQualcomm Snapdragon 730
Front Camera20-megapixel
Rear Camera48-megapixel + 8-megapixel + 13-megapixel
Battery Capacity4000mAh
OSAndroid Pie
Resolution1080x2340 pixels
  • Design
  • Display
  • Software
  • Performance
  • Battery Life
  • Camera
  • Value for Money
  • Good
  • Premium design
  • Good cameras
  • Long battery life
  • Smooth performance
  • Bad
  • Heats up quickly
  • Bloatware and ads in MIUI
  • Shared slot for second SIM/ microSD card
ProcessorQualcomm Snapdragon 675
Front Camera13-megapixel
Rear Camera48-megapixel + 5-megapixel
Battery Capacity4000mAh
OSAndroid Pie
Resolution1080x2340 pixels

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Tasneem Akolawala When not expelling tech wisdom, Tasneem feeds on good stories that strike on all those emotional chords. She loves road trips, a good laugh, and interesting people. She binges on movies, sitcoms, food, books, and DIY videos. More
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