Side by side comparison and review of Samsung Galaxy S20 and Xiaomi Redmi A1. Compare sizes, cameras, batteries, memory capacities and other key specifications and features to simplify the choice of your perfect phone. Our goal is to make it easier for you to decide on the phone that will best meet your expectations by revealing the main differences between the products.
| DESIGN AND DIMENSIONS | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Product Type | Smartphone | Smartphone | |
|---|---|---|---|
| Manufacturer Model Number | SM-G980F/DS | - | |
| Form Factor | Touch | Touch | |
| Height | 151.7 mm | 164.9 mm | Xiaomi Redmi A1 has greater height than Samsung Galaxy S20. |
| Width | 69.1 mm | 76.75 mm | Xiaomi Redmi A1 has greater width than Samsung Galaxy S20. |
| Depth | 7.9 mm | 9.09 mm | Samsung Galaxy S20 is narrower than Samsung Galaxy S20. |
| Weight | 163 g | 192 g | Samsung Galaxy S20 is lighter than Samsung Galaxy S20. |
| Body Colour | Pink | Cosmic grey | Cloud blue | Pink cloud | Cloud white | Light green | |
| 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 | 1.525 W/kg (body), 0.279 W/kg (head) | 0.997 W/kg (body), 0.846 W/kg (head), 2.541 W/kg (limb) | |
| Integrated Components | Heart rate sensor | FM radio | |
| Connector Type | USB Type-C - 24 pin USB-C | Micro-USB - 5 pin Micro-USB Type B Headset jack - mini-phone 3.5mm |
|
| SIM Card Type (Size) | Nano SIM, Electronic SIM card (e-SIM) | - | |
| SIM Card Qty | Dual-SIM | Dual-SIM | |
| SIM Card Configuration Details | Nano SIM + nano SIM/microSD | - |
| DISPLAY | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Display Type | OLED display | - | |
|---|---|---|---|
| Display Technology | Infinity-O Dynamic AMOLED 2X | - | |
| Screen Size (Display Size) | 6.2" | 6.52" | Xiaomi Redmi A1 has larger screen size than Samsung Galaxy S20. |
| Screen Resolution (Display Resolution) | 3200 x 1440 pixels | 1600 x 720 pixels | Samsung Galaxy S20 has better screen resolution than Xiaomi Redmi A1. |
| Display Format | QHD+ | HD+ | |
| Pixel Density | 563 ppi | - | |
| Aspect Ratio | - | 20:9 | |
| Colour Depth | 16.7 million colours | - | |
| HDR | Yes | - | Samsung Galaxy S20 has HDR. |
| HDR Technology | HDR10+ | - | |
| Display Refresh Rate | 120 Hz | - | |
| Display Features | Edge Screen, DCI-P3 Wide colour gamut, AOD(Always On Display) | Night light screen, Dot Drop display | |
| Display Protection (Screen Protector) | Corning Gorilla Glass 6 (scratch resistant glass) | - |
| PROCESSOR | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Processor Type (CPU) | Samsung Exynos 990 | MediaTek Helio A22 | |
|---|---|---|---|
| Clock Speed | 2.73 GHz | 2 GHz | Samsung Galaxy S20 has higher clock speed than Xiaomi Redmi A1. |
| Processor Core Qty | 8-core | Quad-core | Samsung Galaxy S20 has higher processor core quantity than Xiaomi Redmi A1. |
| 64-bit Architecture | Yes | - | Samsung Galaxy S20 has 64-bit architecture. |
| MEMORY | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| RAM | LPDDR5 SDRAM - 8 GB | LPDDR4X SDRAM - 2 GB | Samsung Galaxy S20 has more RAM than Xiaomi Redmi A1. |
|---|---|---|---|
| Internal Memory Size (Storage Capacity) | 128 GB | 32 GB | Samsung Galaxy S20 has more internal memory than Xiaomi Redmi A1. |
| User Memory | 104 GB | - | |
| Memory Interface | - | eMMC 5.1 | |
| Supported Flash Memory Cards (Expandable Memory) | microSDHC, microSDXC - up to 1 TB | microSDHC, microSD, microSDXC - up to 1 TB |
| CAMERA | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| MAIN CAMERA |
|---|
| Number of Main Cameras | 3 | 2 | |
|---|---|---|---|
| Sensor Resolution | 64 Megapixel | 8 Megapixel | Samsung Galaxy S20 has better camera resolution than Xiaomi Redmi A1. |
| Lens Type | Telephoto lens | - | |
| Lens Aperture | F/2.0 | F/2.0 | Both phones have the same camera lens aperture. |
| Field of View (FoV) | 76 degree(s) | - | |
| Optical Image Stabiliser (OIS) | Optical Image Stabiliser (OIS) | - | Samsung Galaxy S20 has optical stabilisation. |
| Focus Adjustment | Automatic, manual | - | |
| Self-Timer Delay | Yes | - | |
| Special Effects | HDR, Grid Line, Motion photos | HDR | |
| HDR Mode | HDR+ | - | |
| Camera Modes | 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 | Time-lapse mode, portrait mode, Short video mode | |
| Face Recognition (Face ID) | Face detection | - | Samsung Galaxy S20 has face detection. |
| White Balance | Custom, automatic | - | |
| Light Source | High CRI LED flash | LED flash | |
| Video Resolutions | 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 | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Functions) | 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 | AI Dual camera |
| SECOND CAMERA |
|---|
| Sensor Resolution (2nd Camera) | 12 Megapixel | 8 Megapixel | Samsung Galaxy S20 has better second camera resolution than Xiaomi Redmi A1. |
|---|---|---|---|
| Lens Type (2nd Camera) | Ultra wide-angle lens | - | |
| Lens Aperture (2nd Camera) | F/2.2 | - | |
| Field of View (2nd Camera) | 120 degree(s) | - | |
| Pixel Size (2nd Camera) | 1.4 μm | - | |
| Camera Features (2nd Camera) | Dual Pixel AF, OIS (Optical Image Stabilisation) | - |
| THIRD CAMERA |
|---|
| Sensor Resolution (3rd Camera) | 12 Megapixel | - | |
|---|---|---|---|
| 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 Features (3rd Camera) | Dual Pixel AF | - |
| FRONT CAMERA |
|---|
| Number of Front Cameras | 1 | 1 | |
|---|---|---|---|
| Sensor Resolution (Front) | 10 Megapixel | 5 Megapixel | Samsung Galaxy S20 has better front camera resolution than Xiaomi Redmi A1. |
| Lens Aperture (Front) | F/2.2 | F/2.2 | Both phones have the same front camera lens aperture. |
| Field of View (Front) | 80 degree(s) | - | |
| Pixel Size (Front) | 1.22 μm | - | |
| Focus Adjustment | Automatic | - | |
| Camera Modes (Front) | Live Focus mode, AR Emoji, Live focus video | Beautify | |
| Video Resolutions (Front) | - | 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps | |
| Camera Features (Front) | Dual Pixel AF | AI Selfie |
| BATTERY AND CHARGING | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Battery Capacity (Battery Size) | 4000 mAh | 5000 mAh | Xiaomi Redmi A1 has larger battery capacity than Samsung Galaxy S20. |
|---|---|---|---|
| Fast Charging Technology | Samsung Super Fast Charging 2.0 | - | Samsung Galaxy S20 has 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 | - | |
| Standby Time | - | 746 hours | |
| Talk Time | 1200 minutes | 1800 minutes | Xiaomi Redmi A1 has longer battery life when making calls than Samsung Galaxy S20. |
| 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 |
Talk: up to 1800 min Standby: up to 746 hrs Playback (video): up to 22 hrs Playback (Music): up to 161 hrs |
| CELLULAR | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Technology | WCDMA (UMTS) / GSM | WCDMA (UMTS) / GSM | |
|---|---|---|---|
| Mobile Broadband Generation | 4G | 4G | Both phones have the same mobile network generation. |
| Operating System | Android 10 | Android 12 (Go edition) | |
| User Interface | Samsung One UI 2 | - | |
| Intelligent Assistant | Bixby | - | |
| Payment Technology | Samsung Pay | - | |
| Navigation | GPS, GLONASS, BeiDou, Galileo | GPS, GLONASS, BeiDou, Galileo |
| COMMUNICATIONS | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Data Transmission | GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE | FDD-LTE, TDD-LTE | |
|---|---|---|---|
| 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 5, Band 8 | |
| 3G UMTS Frequency | 2100, 1900, 1700, 850, 900 | 2100, 850, 900 | |
| 4G LTE Band | 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 | Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41 | |
| 4G LTE Frequency | 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 | FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500 | |
| Wireless Interface | IEEE 802.11a/b/g/n/ac, ANT+, IEEE 802.11a/b/g/n/ac/ax | Wi-Fi | |
| Bluetooth | Bluetooth 5.0 | Bluetooth 5.0 | |
| NFC | Yes | - | Samsung Galaxy S20 has NFC reader for mobile payments. |
| Messaging Services | SMS, MMS | - |
| MEDIA | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Supported Digital Audio Standards | 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 | - | |
|---|---|---|---|
| Supported Digital Video Standards | 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 | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Phone Functions | Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert | - | |
|---|---|---|---|
| Sensors | Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, RGB sensor, geomagnetic sensor | Accelerometer | |
| Security Devices | Fingerprint reader (under display), face recognition | - | |
| Additional Phone Features | 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 | Fast Charging |
| OTHERS | Samsung Galaxy S20 | Xiaomi Redmi A1 |
|---|
| Included Accessories | Power adapter | USB cable, SIM card removal tool, 10W charger | |
|---|---|---|---|
| Compliant Standards | VDE, IP68, HAC (Hearing Aid Compatible), SGS | - |
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