In depth comparison and review of Xiaomi MI A3 and Samsung Galaxy S20. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.
DESIGN AND DIMENSIONS | Xiaomi MI A3 | Samsung Galaxy S20 |
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Product Type | Smartphone | Smartphone | |
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Manufacturer Model Number | - | SM-G980F/DS | |
Form Factor | Touch | Touch | |
Height | 153.48 mm | 151.7 mm | Xiaomi MI A3 has greater height than Samsung Galaxy S20. |
Width | 71.85 mm | 69.1 mm | Xiaomi MI A3 has greater width than Samsung Galaxy S20. |
Depth | 8.475 mm | 7.9 mm | Samsung Galaxy S20 is narrower than Xiaomi MI A3. |
Weight | 173.8 g | 163 g | Samsung Galaxy S20 is lighter than Xiaomi MI A3. |
Body Colour | Kind of grey | Pink | Cosmic grey | Cloud blue | Pink cloud | Cloud white | |
Body Material | Corning Gorilla Glass 5 | - | |
Protection | - | Dustproof, splashproof, water-resistant | |
Waterproof (Water-resistant) | - | Yes | Samsung Galaxy S20 is waterproof. |
IP rating | - | IP68 | |
Repairability Index | - | 5.7 (out of 10) | |
SAR Value | 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) | 1.525 W/kg (body), 0.279 W/kg (head) | |
Integrated Components | - | Heart rate sensor | |
Connector Type | USB Type-C - 24 pin USB-C Headset jack - mini-phone 3.5mm |
USB Type-C - 24 pin USB-C | |
SIM Card Type (Size) | Nano SIM | Nano SIM, Electronic SIM card (e-SIM) | |
SIM Card Qty | Dual-SIM | Dual-SIM | |
SIM Card Configuration Details | - | Nano SIM + nano SIM/microSD |
DISPLAY | Xiaomi MI A3 | Samsung Galaxy S20 |
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Display Type | OLED display | OLED display | |
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Display Technology | AMOLED | Infinity-O Dynamic AMOLED 2X | |
Screen Size (Display Size) | 6.088" | 6.2" | Samsung Galaxy S20 has larger screen size than Xiaomi MI A3. |
Screen Resolution (Display Resolution) | 1560 x 720 pixels | 3200 x 1440 pixels | Samsung Galaxy S20 has better screen resolution than Xiaomi MI A3. |
Display Format | HD+ | QHD+ | |
Pixel Density | - | 563 ppi | |
Aspect Ratio | 19.5:9 | - | |
Colour Depth | - | 16.7 million colours | |
Contrast Ratio | 60000:1 | - | |
HDR | - | Yes | Samsung Galaxy S20 has HDR. |
HDR Technology | - | HDR10+ | |
Display Refresh Rate | - | 120 Hz | |
Display Features | 2.5D Glass, Dot Drop display | Edge Screen, DCI-P3 Wide colour gamut, AOD(Always On Display) | |
Display Protection (Screen Protector) | Corning Gorilla Glass 5 (scratch resistant glass) | Corning Gorilla Glass 6 (scratch resistant glass) |
PROCESSOR | Xiaomi MI A3 | Samsung Galaxy S20 |
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Processor Type (CPU) | Qualcomm Snapdragon 665 | Samsung Exynos 990 | |
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Clock Speed | 2 GHz | 2.73 GHz | Samsung Galaxy S20 has higher clock speed than Xiaomi MI A3. |
Processor Core Qty | 8-core | 8-core | Both phones have the same number of phone cores. |
64-bit Architecture | - | Yes | Samsung Galaxy S20 has 64-bit architecture. |
Graphics System (GPU) | Qualcomm ADRENO 610 | - |
MEMORY | Xiaomi MI A3 | Samsung Galaxy S20 |
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RAM | LPDDR4X SDRAM - 4 GB | LPDDR5 SDRAM - 8 GB | Samsung Galaxy S20 has more RAM than Xiaomi MI A3. |
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Internal Memory Size (Storage Capacity) | 64 GB | 128 GB | Samsung Galaxy S20 has more internal memory than Xiaomi MI A3. |
User Memory | - | 104 GB | |
Supported Flash Memory Cards (Expandable Memory) | Up to 256 GB | microSDHC, microSDXC - up to 1 TB |
CAMERA | Xiaomi MI A3 | Samsung Galaxy S20 |
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MAIN CAMERA |
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Number of Main Cameras | 3 | 3 | |
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Sensor Resolution | 48 Megapixel | 64 Megapixel | Samsung Galaxy S20 has better camera resolution than Xiaomi MI A3. |
Sensor Size | 1/2" | - | |
Lens Type | - | Telephoto lens | |
Lens Aperture | F/1.79 | F/2.0 | Xiaomi MI A3 has better lens aperture than Xiaomi MI A3. |
Lens Construction | 6-element | - | |
Field of View (FoV) | - | 76 degree(s) | |
Pixel Size | 1.6 μm | - | |
Optical Image Stabiliser (OIS) | - | Optical Image Stabiliser (OIS) | Samsung Galaxy S20 has optical stabilisation. |
Focus Adjustment | Automatic | Automatic, manual | |
Self-Timer Delay | - | Yes | |
Special Effects | - | HDR, Grid Line, Motion photos | |
HDR Mode | - | HDR+ | |
Camera Modes | AI portrait mode | Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Super Slow-mo, Flowers, Greenery, Trees, Sky, Mountains, Beaches, Watersides, Snow, Backlit, Text, Food, Live focus with bokeh effect, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Live focus video | |
Face Recognition (Face ID) | - | Face detection | Samsung Galaxy S20 has face detection. |
White Balance | - | Custom, automatic | |
Light Source | Flash | High CRI LED flash | |
Video Resolutions | 1920 x 1080 (1080p) at 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, Slo-mo video 1920 x 1080 (1080p) at 120 fps, Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps, Slo-mo video 1280 x 720 (720p) at 120 fps | 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) at 60 fps, Super slow motion video 1280 x 720 (720p) at 960 fps, Slo-mo video 1920 x 1080 (1080p) at 240 fps, 7680 x 4320 (8K) at 24 fps | |
Camera Features (Functions) | Phase Detect Auto-Focus (PDAF), Electronic Image Stabiliser (EIS), 4-in-1 Super Pixel, AI scene detection, AI Triple camera, 27 different scenes | Quick Launch, Playback zoom, Phase Detect Auto-Focus (PDAF), blink detection, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, location tags, Hyperlapse video support 1080p, Scene Optimiser, Full view, Flaw detection, Shot suggestions, AR Emoji, blur detection, HDR10+ recording, Floating shutter button, Super steady, Quick Measure, 3x Hybrid Zoom |
SECOND CAMERA |
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Sensor Resolution (2nd Camera) | 8 Megapixel | 12 Megapixel | Samsung Galaxy S20 has better second camera resolution than Xiaomi MI A3. |
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Lens Type (2nd Camera) | Ultra wide-angle lens | Ultra wide-angle lens | |
Lens Aperture (2nd Camera) | F/2.2 | F/2.2 | Both phones have the same second camera lens aperture. |
Field of View (2nd Camera) | 118 degree(s) | 120 degree(s) | Samsung Galaxy S20 has larger second camera lens field of view than Xiaomi MI A3. |
Pixel Size (2nd Camera) | - | 1.4 μm | |
Camera Features (2nd Camera) | - | Dual Pixel AF, OIS (Optical Image Stabilisation) |
THIRD CAMERA |
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Sensor Resolution (3rd Camera) | 2 Megapixel | 12 Megapixel | Samsung Galaxy S20 has higher resolution third camera than Xiaomi MI A3. |
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Sensor Size (3rd Camera) | - | 1/1.76" | |
Lens Type (3rd Camera) | - | Wide-angle lens | |
Lens Aperture (3rd Camera) | - | F/1.8 | |
Field of View (3rd Camera) | - | 79 degree(s) | |
Pixel Size (3rd Camera) | - | 1.8 μm | |
Camera Functions (3rd Camera) | Depth camera | - | |
Camera Features (3rd Camera) | - | Dual Pixel AF |
FRONT CAMERA |
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Number of Front Cameras | 1 | 1 | |
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Sensor Resolution (Front) | 32 Megapixel | 10 Megapixel | Xiaomi MI A3 has better front camera resolution than Samsung Galaxy S20. |
Lens Aperture (Front) | F/2.0 | F/2.2 | Xiaomi MI A3 has better front lens aperture than Xiaomi MI A3. |
Lens Element Qty (Front) | 5-element | - | |
Field of View (Front) | 79 degree(s) | 80 degree(s) | Samsung Galaxy S20 has larger front lens field of view than Xiaomi MI A3. |
Pixel Size (Front) | 1.6 μm | 1.22 μm | Xiaomi MI A3 has larger front camera pixel size than Samsung Galaxy S20. |
Focus Adjustment | Focus free | Automatic | |
Camera Modes (Front) | Selfie panorama, AI portrait mode, AI Beautify | Live Focus mode, AR Emoji, Live focus video | |
Video Resolutions (Front) | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | - | |
Camera Features (Front) | 4-in-1 Super Pixel technology, AI scene detection, 12 different scenes, AI Selfie, Palm shutter, AI face unlock | Dual Pixel AF |
BATTERY AND CHARGING | Xiaomi MI A3 | Samsung Galaxy S20 |
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Battery Capacity (Battery Size) | 4030 mAh | 4000 mAh | Xiaomi MI A3 has larger battery capacity than Samsung Galaxy S20. |
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Fast Charging Technology | Qualcomm Quick Charge 3.0 | Samsung Super Fast Charging 2.0 | Both phones have fast charging technology. |
Wireless Charging | - | Yes | Samsung Galaxy S20 can be charged wirelessly. |
Wireless Charging Standards | - | WPC, PMA, Qi, Fast Wireless Charging 2.0, Wireless PowerShare | |
Talk Time | - | 1200 minutes | |
Run Time Details | - | Talk: up to 1200 min Active online usage: up to 15 hrs Playback (video): up to 18 hrs Playback (audio): up to 64 hrs |
CELLULAR | Xiaomi MI A3 | Samsung Galaxy S20 |
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Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
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Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
Operating System | - | Android 10 | |
User Interface | - | Samsung One UI 2 | |
Intelligent Assistant | Google Assistant | Bixby | |
Payment Technology | - | Samsung Pay | |
Navigation | GPS, A-GPS, GLONASS, BeiDou | GPS, GLONASS, BeiDou, Galileo |
COMMUNICATIONS | Xiaomi MI A3 | Samsung Galaxy S20 |
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Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | |
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2G Band | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | 850 GSM, 900 GSM, 1800 GSM, 1900 GSM | |
3G UMTS Band | Band 1, Band 2, Band 4, Band 5, Band 8 | Band 1, Band 2, Band 4, Band 5, Band 8 | |
3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 1900, 1700, 850, 900 | |
4G LTE Band | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40 | Band 1, Band 2, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, Band 13, Band 17, Band 18, Band 19, Band 20, Band 25, Band 26, Band 28, Band 32, Band 38, Band 39, Band 40, Band 41, Band 66 | |
4G LTE Frequency | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300 | FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 700c, FDD 700b, FDD 800 lower, FDD 800 upper, FDD 800 DD, FDD 1900+, FDD 850+, FDD 700 APT, FDD 1500 L, TDD 2600, TDD 1900, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3 | |
Wireless Interface | Infrared (IrDA), IEEE 802.11a/b/g/n/ac | IEEE 802.11a/b/g/n/ac, ANT+, IEEE 802.11a/b/g/n/ac/ax | |
Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
NFC | - | Yes | Samsung Galaxy S20 has NFC reader for mobile payments. |
Messaging Services | SMS, MMS | SMS, MMS |
MEDIA | Xiaomi MI A3 | Samsung Galaxy S20 |
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Supported Digital Audio Standards | WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB | WAV, WMA, AAC, PCM, AMR, MP3, FLAC, XMF, OGG, MIDI, APE (Monkey's Audio), M4A, DSF, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, DFF, MID, DSD64, DSD128 | |
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Supported Digital Video Standards | MKV, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 | MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4 | |
Sound Enhancements | - | Dolby Digital Plus sound, Dolby Atmos sound technology, Surround sound, Acoustic Overload Point, stereo speakers tuned by AKG, Dolby Digital sound, Qualcomm TrueWireless, Qualcomm Broadcast Audio, Qualcomm Aqstic audio, Qualcomm aptX audio |
FEATURES | Xiaomi MI A3 | Samsung Galaxy S20 |
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Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | |
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Sensors | Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, vibration sensor | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | |
Security Devices | Fingerprint reader (under display) | Fingerprint reader (under display), face recognition | |
Additional Phone Features | AI face unlock | HD Voice, Multi Window, Smart Select, MU-MIMO technology, Fast Charging, Samsung KNOX, High AOP Mic, Smart View, Live message, Samsung DeX support, Bixby Vision, Neural Network Processing Unit, Secure Folder function, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung KNOX 3.3 |
OTHERS | Xiaomi MI A3 | Samsung Galaxy S20 |
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Included Accessories | Power adapter, SIM card removal tool, USB-C cable, soft case | Power adapter | |
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Compliant Standards | - | VDE, IP68, HAC (Hearing Aid Compatible), SGS |