Xiaomi MI A3 vs. Samsung Galaxy Z Flip4

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI A3 and Samsung Galaxy Z Flip4. 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.

Phone Specifications Comparison

Xiaomi MI A3 vs. Samsung Galaxy Z Flip4 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI A3 Samsung Galaxy Z Flip4
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-F721B
Form Factor Touch Folder (flip) - touch screen, dual screen
Height 153.48 mm 165.2 mm Samsung Galaxy Z Flip4 has greater height than Xiaomi MI A3.
Width 71.85 mm 71.9 mm Samsung Galaxy Z Flip4 has greater width than Xiaomi MI A3.
Depth 8.475 mm 6.9 mm Samsung Galaxy Z Flip4 is narrower than Xiaomi MI A3.
Weight 173.8 g 187 g Xiaomi MI A3 is lighter than Xiaomi MI A3.
Dimensions Details - Unfolded - 71.9 mm x 6.9 mm x 165.2 mm
Folded - 71.9 mm x 17.1 mm x 84.9 mm
Body Colour Kind of grey Blue | Bora purple | Pink gold | Graphite
Body Material Corning Gorilla Glass 5 Corning Gorilla Glass Victus, Armour Aluminium frame
Protection - Water-resistant
Waterproof (Water-resistant) - Yes Samsung Galaxy Z Flip4 is waterproof.
IP rating - IPX8
SAR Value 2.34 W/kg (limb), 1.097 W/kg (body), 0.301 W/kg (head) 2.75 W/kg (limb), 1.151 W/kg (head), 1.198 W/kg (body)
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
DISPLAY Xiaomi MI A3 Samsung Galaxy Z Flip4
Display Type OLED display OLED display
Display Technology AMOLED Dynamic AMOLED 2X
Foldable Display - Yes
Display Design - Inward folding
Screen Size (Display Size) 6.088" 6.7" Samsung Galaxy Z Flip4 has larger screen size than Xiaomi MI A3.
Screen Resolution (Display Resolution) 1560 x 720 pixels 2640 x 1080 pixels Samsung Galaxy Z Flip4 has better screen resolution than Xiaomi MI A3.
Display Format HD+ Full HD+
Pixel Density - 425 ppi
Aspect Ratio 19.5:9 -
Colour Depth - 16.7 million colours
Contrast Ratio 60000:1 -
HDR - Yes Samsung Galaxy Z Flip4 has HDR.
HDR Technology - HDR10+
Display Refresh Rate - 120 Hz
Display Features 2.5D Glass, Dot Drop display AOD(Always On Display), Video Wallpaper
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass) Samsung Ultra Thin Glass
SECOND DISPLAY
Second Display Type - OLED display - colour
Second Display Screen Size - 1.9"
Second Display Resolution - 512 x 260 pixels
Second Display Colour Depth - 16.7 million colours
UNFOLDED DISPLAY
Unfolded Display Screen Size - 6.7 in
Unfolded Display Resolution - 2640 x 1080 pixels
PROCESSOR Xiaomi MI A3 Samsung Galaxy Z Flip4
Processor Type (CPU) Qualcomm Snapdragon 665 -
Clock Speed 2 GHz 3.18 GHz Samsung Galaxy Z Flip4 has higher clock speed than Xiaomi MI A3.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
Graphics System (GPU) Qualcomm ADRENO 610 -
MEMORY Xiaomi MI A3 Samsung Galaxy Z Flip4
RAM LPDDR4X SDRAM - 4 GB 8 GB Samsung Galaxy Z Flip4 has more RAM than Xiaomi MI A3.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy Z Flip4 has more internal memory than Xiaomi MI A3.
User Memory - 99.8 GB
Memory Interface - UFS 3.1
Supported Flash Memory Cards (Expandable Memory) Up to 256 GB -
CAMERA Xiaomi MI A3 Samsung Galaxy Z Flip4
MAIN CAMERA
Number of Main Cameras 3 2
Sensor Resolution 48 Megapixel 12 Megapixel Xiaomi MI A3 has better camera resolution than Samsung Galaxy Z Flip4.
Sensor Size 1/2" -
Lens Type - Wide-angle lens
Lens Aperture F/1.79 F/1.8 Xiaomi MI A3 has better lens aperture than Xiaomi MI A3.
Lens Construction 6-element -
Field of View (FoV) - 83 degree(s)
Pixel Size 1.6 μm 1.8 μm Samsung Galaxy Z Flip4 has larger camera pixel size than Xiaomi MI A3.
Optical Image Stabiliser (OIS) - Optical Image Stabiliser (OIS) Samsung Galaxy Z Flip4 has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom - 10x
Self-Timer Delay - Yes
Special Effects - HDR, Grid Line
Camera Modes AI portrait mode Panorama, Slow motion mode, Pro mode, HYPERLAPSE, Quick Shot, Super Slow-mo, Flowers, Greenery, Trees, Sky, Beaches, Watersides, Snow, Backlit, Text, Food, Face, Baby, Person, Dog, Cat, People, Sunset, Sunrise, City, Waterfall, Scenery, Stage, Vehicles, Drinks, Animal, Shoes, Indoor, Clothes, Night view, Portrait, Night, Mountain, Filter mode, Single Take, Pro Video, Portrait video, Director's View
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 30 fps, 1920 x 1080 (1080p) at 60 fps, 1280 x 720 (720p) at 30 fps, 3840 x 2160 (4K) 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, Hyperlapse 4K video support at 30 fps, Super Steady 1080p video support at 30 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 Playback zoom, Motion photo, QR-code scanner, RAW image capture, VDIS (Video Digital Image Stabilisation), Tracking AF, Video location tags, Dual Pixel Autofocus technology, AR sticker, Scene Optimiser, Flaw detection, Shot suggestions, AR Emoji, HDR10+ recording, Super steady, HEIF image capture, AR Doodle, Microphone Control, HEVC (High Efficiency Video coding), Dual preview, Auto framing, Corning Gorilla Glass DX (protective lens glass), Auto FPS, AR Emoji Studio, Deco PIC, FlexCam
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 12 Megapixel Samsung Galaxy Z Flip4 has better second camera resolution than Xiaomi MI A3.
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) 123 degree(s) Samsung Galaxy Z Flip4 has larger second camera lens field of view than Xiaomi MI A3.
Pixel Size (2nd Camera) - 1.12 μm
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel -
Camera Functions (3rd Camera) Depth camera -
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 32 Megapixel 10 Megapixel Xiaomi MI A3 has better front camera resolution than Samsung Galaxy Z Flip4.
Lens Aperture (Front) F/2.0 F/2.4 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 Z Flip4 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 Z Flip4.
Focus Adjustment Focus free Focus free
Camera Modes (Front) Selfie panorama, AI portrait mode, AI Beautify -
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 -
BATTERY AND CHARGING Xiaomi MI A3 Samsung Galaxy Z Flip4
Battery Capacity (Battery Size) 4030 mAh 3700 mAh Xiaomi MI A3 has larger battery capacity than Samsung Galaxy Z Flip4.
Fast Charging Technology Qualcomm Quick Charge 3.0 Qualcomm Quick Charge 2.0, Adaptive Fast Charging Both phones have fast charging technology.
Wireless Charging - Yes Samsung Galaxy Z Flip4 can be charged wirelessly.
Wireless Charging Standards - WPC, Qi, Fast Wireless Charging 2.0, Wireless PowerShare, Reverse wireless charging
Talk Time - 2040 minutes
Run Time Details - Talk (4G): up to 2040 min
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (wireless video): up to 19 hrs
Playback (wireless audio): up to 56 hrs
CELLULAR Xiaomi MI A3 Samsung Galaxy Z Flip4
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy Z Flip4 has more advanced generation mobile network.
Operating System - Android 12
User Interface - One UI
Intelligent Assistant Google Assistant Bixby
Payment Technology - Samsung Pay
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo, QZSS
COMMUNICATIONS Xiaomi MI A3 Samsung Galaxy Z Flip4
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE FDD-LTE, TDD-LTE, LAA, 5G NR FR1
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
5G NR Band - N1, n2, n3, n5, n7, n8, n20, n28, n38, n41, n66, n75, n77, n78, n40, n25, n12
5G NR Frequency - FDD 2100, FDD 1900PCS, FDD 1800, FDD 850, FDD 2600, FDD 900, FDD 800, FDD 700APT, TDD TD 2600, TDD TD 2500, FDD AWS-3, SDL DL 1500+, TDD TD 3700, TDD TD 3500, TDD 2300, FDD 1900, n12
Wireless Interface Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac/ax
Bluetooth Bluetooth 5.0 Bluetooth 5.2 LE
NFC - Yes Samsung Galaxy Z Flip4 has NFC reader for mobile payments.
Messaging Services SMS, MMS -
MEDIA Xiaomi MI A3 Samsung Galaxy Z Flip4
Supported Digital Audio Standards WAV, AAC, PCM, MP3, FLAC, AAC +, eAAC+, AMR-WB, AMR-NB WAV, 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, XviD, H.264, M4V, MPEG4-ASP, MPEG-4 SP, MP4 MKV, FLV, AVI, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Digital Plus sound, Dolby Atmos sound technology, Dolby Digital sound
FEATURES Xiaomi MI A3 Samsung Galaxy Z Flip4
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert -
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, vibration sensor Accelerometer, proximity sensor, barometer, gyro sensor, hall sensor, geomagnetic sensor, light sensor
Security Devices Fingerprint reader (under display) Face recognition, fingerprint reader (side)
Additional Phone Features AI face unlock MIMO technology, Samsung KNOX, High AOP Mic, Bixby Vision, Secure Folder function, TalkBack, Dual Audio, Bixby Routines, Intelligent Performance Enhancer, Samsung Smart Switch, Flex mode
OTHERS Xiaomi MI A3 Samsung Galaxy Z Flip4
Included Accessories Power adapter, SIM card removal tool, USB-C cable, soft case SIM card removal tool, USB-C cable
Compliant Standards - VDE, IPX8
Max Depth of Water Resistance - 1.5 m
Other projects: