Xiaomi MI Mix 2 vs. Samsung Galaxy A51 5G

Phone Comparison, Reviews and Tests

Side by side comparison and review of Xiaomi MI Mix 2 and Samsung Galaxy A51 5G. 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.

Phone Specifications Comparison

Xiaomi MI Mix 2 vs. Samsung Galaxy A51 5G Comparison Chart
DESIGN AND DIMENSIONS Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A516B/DS
Form Factor Touch Touch
Height 151.8 mm 158.9 mm Samsung Galaxy A51 5G has greater height than Xiaomi MI Mix 2.
Width 75.5 mm 73.6 mm Xiaomi MI Mix 2 has greater width than Samsung Galaxy A51 5G.
Depth 7.7 mm 8.7 mm Xiaomi MI Mix 2 is narrower than Xiaomi MI Mix 2.
Weight 185 g 187 g Xiaomi MI Mix 2 is lighter than Xiaomi MI Mix 2.
Body Colour Black Prism cube black | Prism cube white
Body Material Ceramic, aerospace-grade aluminium alloy frame -
Waterproof (Water-resistant) - -
SAR Value 1.77 W/kg (body), 0.39 W/kg (head) 1.555 W/kg (body), 0.496 W/kg (head)
Connector Type USB Type-C - 24 pin USB-C 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
DISPLAY Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Display Type - OLED display
Display Technology - Infinity-O Super AMOLED
Screen Size (Display Size) 5.99" 6.5" Samsung Galaxy A51 5G has larger screen size than Xiaomi MI Mix 2.
Screen Resolution (Display Resolution) 2160 x 1080 pixels 2400 x 1080 pixels Samsung Galaxy A51 5G has better screen resolution than Xiaomi MI Mix 2.
Display Format - Full HD+
Pixel Density 403 ppi -
Aspect Ratio 18:9 -
Colour Depth - 16.7 million colours
Contrast Ratio 1500:1 -
Display Features Night Display, Sunlight Display, Reading mode, Colour temperature adjustment, DCI-P3 Wide colour gamut Edge-to-Edge screen
PROCESSOR Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Processor Type (CPU) Qualcomm Snapdragon 835 -
Clock Speed 2.45 GHz 2.2 GHz Xiaomi MI Mix 2 has higher clock speed than Samsung Galaxy A51 5G.
Processor Core Qty - 8-core
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) Qualcomm ADRENO 540 -
MEMORY Xiaomi MI Mix 2 Samsung Galaxy A51 5G
RAM LPDDR4X SDRAM - 6 GB 6 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy A51 5G has more internal memory than Xiaomi MI Mix 2.
User Memory - 105.3 GB
Supported Flash Memory Cards (Expandable Memory) - microSDHC, microSDXC - up to 1 TB
CAMERA Xiaomi MI Mix 2 Samsung Galaxy A51 5G
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 12 Megapixel 48 Megapixel Samsung Galaxy A51 5G has better camera resolution than Xiaomi MI Mix 2.
Sensor Name Sony Exmor RX IMX386 sensor -
Lens Aperture F/2.0 F/2.0 Both phones have the same camera lens aperture.
Lens Construction 5-element -
Optical Image Stabiliser (OIS) 4-axis OIS (Optical Image Stabilisation) - Xiaomi MI Mix 2 has optical stabilisation.
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Special Effects HDR Bokeh effect
Camera Modes Burst mode, Panorama, low-light shots Slow motion video
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 2 has face detection.
Light Source Dual 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 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 480 fps
Camera Features (Functions) Phase Detect Auto-Focus (PDAF), Two-tone flash Live Focus, background blur
SECOND CAMERA
Sensor Resolution (2nd Camera) - 12 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 5 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) - 5 Megapixel
Lens Aperture (4th Camera) - F/2.2
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 32 Megapixel Samsung Galaxy A51 5G has better front camera resolution than Xiaomi MI Mix 2.
Lens Aperture (Front) - F/2.2
Focus Adjustment - Focus free
Special Effects (Front) Mirror -
Camera Modes (Front) Beautify with 36 smart beauty profiles, realtime Beautify -
Face Recognition (Face ID) Face recognition - Xiaomi MI Mix 2 has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) -
Camera Features (Front) Selfie countdown -
BATTERY AND CHARGING Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Battery Capacity (Battery Size) 3400 mAh 4500 mAh Samsung Galaxy A51 5G has larger battery capacity than Xiaomi MI Mix 2.
Fast Charging Technology Qualcomm Quick Charge 3.0 - Xiaomi MI Mix 2 has fast charging technology.
Talk Time - 1380 minutes
Run Time Details - Talk (4G): up to 1380 min
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 17 hrs
Playback (video): up to 19 hrs
Playback (audio): up to 86 hrs
Battery Technology Lithium Ion -
CELLULAR Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Technology CDMA2000 1X / GSM / WCDMA (UMTS) / TD-SCDMA WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 5G Samsung Galaxy A51 5G has more advanced generation mobile network.
Intelligent Assistant - Bixby
Navigation GPS, A-GPS, GLONASS, BeiDou GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Data Transmission GPRS, EDGE, EV-DO, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE, 5G NR FR1
2G Band - 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 3, Band 4, Band 5, Band 6, Band 8, Band 9, Band 19 Band 1, Band 2, Band 5, Band 8
3G UMTS Frequency 2100, 1900, 1800, 1700, 850, 800, 900, 1700, 800 2100, 1900, 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 27, Band 28, Band 29, Band 30, Band 34, Band 38, Band 39, Band 40, Band 41 Band 1, Band 3, Band 4, Band 5, Band 7, Band 8, Band 12, 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 800 SMR, FDD 700 APT, FDD 700d, FDD 2300 WCS, TDD 2000, TDD 2600, TDD 1900, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 1700 - 2110 AWS, FDD 850, FDD 2600, FDD 900, FDD 700a, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
5G NR Band - N41, n78
5G NR Frequency - TDD TD 2500, TDD TD 3500
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Supported Digital Audio Standards WAV, AAC, PCM, AMR, MP3, FLAC, AAC +, eAAC+, APE (Monkey's Audio), 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, XviD, MPEG-4, H.264, M4V, HEVC, H.265, ASP MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements Dual ADC HD voice recording -
FEATURES Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Phone Functions Speakerphone, voice control, call timer, conference call, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, digital compass, barometer, gyro sensor, hall sensor, ultrasonic proximity sensor Accelerometer, ambient light sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features MU-MIMO technology, Chip-On-Film technology Fast Charging, Samsung KNOX, Bixby Vision, Bixby Routines, Virtual Proximity Sensing
OTHERS Xiaomi MI Mix 2 Samsung Galaxy A51 5G
Included Accessories Power adapter, SIM card removal tool, USB-C cable, Mi MIX 2 protective cover, Type-C to audio converter Power adapter
Other projects: