Xiaomi MI Max 3 vs. Samsung Galaxy A40

Phone Comparison, Reviews and Tests

In depth comparison and review of Xiaomi MI Max 3 and Samsung Galaxy A40. 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 Max 3 vs. Samsung Galaxy A40 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Max 3 Samsung Galaxy A40
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A405FN/DS
Form Factor Touch Touch
Height 176.15 mm 144.4 mm Xiaomi MI Max 3 has greater height than Samsung Galaxy A40.
Width 87.4 mm 69.2 mm Xiaomi MI Max 3 has greater width than Samsung Galaxy A40.
Depth 7.99 mm 7.9 mm Samsung Galaxy A40 is narrower than Xiaomi MI Max 3.
Weight 221 g 140 g Samsung Galaxy A40 is lighter than Xiaomi MI Max 3.
Body Colour - Blue | Coral | White | Black
Waterproof (Water-resistant) - -
SAR Value 1.417 W/kg (body), 1.584 W/kg (head) 1.34 W/kg (body), 0.49 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
SIM Card Configuration Details Nano SIM + nano SIM/microSD Nano SIM + nano SIM/microSD
DISPLAY Xiaomi MI Max 3 Samsung Galaxy A40
Display Type LCD display OLED display
Display Technology IPS Super AMOLED
Screen Size (Display Size) 6.9" 5.9" Xiaomi MI Max 3 has larger screen size than Samsung Galaxy A40.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 2340 x 1080 pixels Samsung Galaxy A40 has better screen resolution than Xiaomi MI Max 3.
Display Format Full HD+ Full HD+
Pixel Density - 439 ppi
Aspect Ratio 18:9 -
Max Brightness 520 cd/m² -
Colour Depth 16.7 million colours 16.7 million colours Both phones have the same color depth.
Contrast Ratio 1500:1 -
Display Enhancement Technology - Blue light filter
Display Features Night Display, Sunlight Display, Reading mode, Colour temperature adjustment Always-on display, Infinity Display, Edge-to-Edge screen
PROCESSOR Xiaomi MI Max 3 Samsung Galaxy A40
Processor Type (CPU) Qualcomm Snapdragon 636 Samsung Exynos
Processor Number - 7904
Clock Speed 1.8 GHz 1.8 GHz Both phones have the same clock speed.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes - Xiaomi MI Max 3 has 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 509 -
MEMORY Xiaomi MI Max 3 Samsung Galaxy A40
RAM LPDDR4X SDRAM - 4 GB 4 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 64 GB Both phones have the same internal memory capacity.
User Memory - 49.4 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 512 GB
CAMERA Xiaomi MI Max 3 Samsung Galaxy A40
MAIN CAMERA
Number of Main Cameras 2 2
Sensor Resolution 12 Megapixel 16 Megapixel Samsung Galaxy A40 has better camera resolution than Xiaomi MI Max 3.
Lens Type - Wide-angle lens
Lens Aperture F/1.9 F/1.7 Samsung Galaxy A40 has better lens aperture than Xiaomi MI Max 3.
Focus Adjustment Automatic Automatic
Special Effects HDR -
Camera Modes Burst mode, Panorama, AI portrait mode Panorama, Pro mode, HYPERLAPSE, portrait mode, AR Emoji, Flowers, Animals, Landscapes, Trees, Sky, Mountains, Beaches, Street scenes, Waterfalls, Snow, Birds, Text, Food, Indoor, Night view, Sunsets, Portaits, Green, Sunrises, Shore
Face Recognition (Face ID) Face recognition - Xiaomi MI Max 3 has face detection.
Light Source Dual LED flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 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
Camera Features (Functions) Dual Pixel Autofocus technology, AI scene detection AR sticker, Scene Optimiser, 20 different scenes, Smart professional framing, fault detection
SECOND CAMERA
Sensor Resolution (2nd Camera) 5 Megapixel 5 Megapixel Both phones have the same second camera resolution.
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 8 Megapixel 25 Megapixel Samsung Galaxy A40 has better front camera resolution than Xiaomi MI Max 3.
Lens Aperture (Front) F/2.0 F/2.0 Both phones have the same front camera lens aperture.
Focus Adjustment - Automatic
Camera Modes (Front) AI portrait mode, AI Beautify Portrait mode, AR Emoji, Motion Photos
Face Recognition (Face ID) Face detection - Xiaomi MI Max 3 has face detection.
Light Source (Front) - Display flash
Camera Features (Front) - Floating camera button
BATTERY AND CHARGING Xiaomi MI Max 3 Samsung Galaxy A40
Battery Capacity (Battery Size) 5500 mAh 3100 mAh Xiaomi MI Max 3 has larger battery capacity than Samsung Galaxy A40.
Fast Charging Technology Qualcomm Quick Charge 3.0 Samsung Fast Charging Both phones have fast charging technology.
Standby Time 474 hours -
Talk Time - 1080 minutes
Run Time Details Playback (video): up to 17 hrs
Gaming: up to 10 hrs
Playback (audio): up to 233 hrs
Standby: up to 474 hrs
Active online usage (3G): up to 9 hrs
Active online usage (4G): up to 11 hrs
Active online usage (Wi-Fi): up to 11 hrs
Playback (video): up to 14 hrs
Playback (audio): up to 62 hrs
Talk (3G): up to 1080 min
CELLULAR Xiaomi MI Max 3 Samsung Galaxy A40
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Android 8.1 Oreo Android 9.0 Pie
User Interface MIUI 10 Samsung One UI
Intelligent Assistant - Bixby
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI Max 3 Samsung Galaxy A40
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, LTE, VoLTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 5, Band 8 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 850, 900 2100, 1900, 850, 900
4G LTE Band Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 20, Band 34, Band 38, Band 39, Band 40, Band 41 Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41
4G LTE Frequency FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500
Wireless Interface Infrared (IrDA), IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC - Yes Samsung Galaxy A40 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI Max 3 Samsung Galaxy A40
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), DSD, AMR-WB, AMR-NB WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards MKV, VC-1, XviD, MPEG-4, H.264, M4V, HEVC, H.265, MPEG4-ASP MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2
Sound Enhancements - Dolby Atmos sound technology
FEATURES Xiaomi MI Max 3 Samsung Galaxy A40
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
Sensors Accelerometer, ambient light sensor, proximity sensor, digital compass, gyro sensor, hall sensor Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Face recognition, fingerprint reader
Additional Phone Features Face Unlock, infrared remote control, Split Screen Alarm Clock, Fast Charging
OTHERS Xiaomi MI Max 3 Samsung Galaxy A40
Included Accessories Power adapter, SIM card removal tool, USB-C cable Power adapter
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