Xiaomi Redmi Note 8 Pro vs. Samsung Galaxy A51

Phone Comparison, Reviews and Tests

Detailed comparison and review of Xiaomi Redmi Note 8 Pro and Samsung Galaxy A51. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Xiaomi Redmi Note 8 Pro vs. Samsung Galaxy A51 Comparison Chart
DESIGN AND DIMENSIONS Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Product Type Smartphone Smartphone
Manufacturer Model Number - SM-A515F/DSN
Form Factor Touch Touch
Height 161.35 mm 158.5 mm Xiaomi Redmi Note 8 Pro has greater height than Samsung Galaxy A51.
Width 76.4 mm 73.6 mm Xiaomi Redmi Note 8 Pro has greater width than Samsung Galaxy A51.
Depth 8.79 mm 7.9 mm Samsung Galaxy A51 is narrower than Xiaomi Redmi Note 8 Pro.
Weight 199.8 g 172 g Samsung Galaxy A51 is lighter than Xiaomi Redmi Note 8 Pro.
Body Colour Pearl white | Forest green | Mineral grey Silver | Prism crush black | Haze crush silver | Prism crush blue | Prism crush white
Body Material Curved 3D glass, Gorilla glass 5 -
Protection Dustproof, splashproof -
Waterproof (Water-resistant) - -
SAR Value 1.466 W/kg (body), 0.997 W/kg (head), 3.102 W/kg (limb) 0.369 W/kg (head), 1.59 W/kg (body), 2.93 W/kg (limb)
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 -
DISPLAY Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Display Type - OLED display
Display Technology - Super AMOLED
Screen Size (Display Size) 6.53" 6.5" Xiaomi Redmi Note 8 Pro has larger screen size than Samsung Galaxy A51.
Screen Resolution (Display Resolution) 2340 x 1080 pixels 2400 x 1080 pixels Samsung Galaxy A51 has better screen resolution than Xiaomi Redmi Note 8 Pro.
Display Format Full HD+ Full HD+
Pixel Density - 408 ppi
Max Brightness 500 cd/m² -
Colour Depth - 16.7 million colours
Contrast Ratio 1500:1 -
HDR Yes - Xiaomi Redmi Note 8 Pro has HDR.
Display Enhancement Technology Sunshine mode -
Display Features Reading mode, Colour temperature adjustment, night mode, Dot Drop display, 256 ranks adjustable Reading mode Edge-to-Edge screen, Infinity O display
Display Protection (Screen Protector) Corning Gorilla Glass 5 (scratch resistant glass), fingerprint-resistant coating, oil protective coating -
PROCESSOR Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Processor Type (CPU) MediaTek Helio G90T Samsung Exynos 9611
Clock Speed 2.05 GHz 2.3 GHz Samsung Galaxy A51 has higher clock speed than Xiaomi Redmi Note 8 Pro.
Processor Core Qty 8-core 8-core Both phones have the same number of phone cores.
64-bit Architecture Yes Yes Both phones have 64-bit architecture.
Graphics System (GPU) ARM Mali-G76 MC4 -
MEMORY Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
RAM LPDDR4X SDRAM - 6 GB 4 GB Xiaomi Redmi Note 8 Pro has more RAM than Samsung Galaxy A51.
Internal Memory Size (Storage Capacity) 64 GB 128 GB Samsung Galaxy A51 has more internal memory than Xiaomi Redmi Note 8 Pro.
User Memory - 107 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 256 GB microSDHC, microSDXC - up to 512 GB
CAMERA Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
MAIN CAMERA
Number of Main Cameras 4 4
Sensor Resolution 64 Megapixel 48 Megapixel Xiaomi Redmi Note 8 Pro has better camera resolution than Samsung Galaxy A51.
Sensor Size 1/1.7" -
Sensor Type CMOS -
Lens Aperture F/1.89 F/2.0 Xiaomi Redmi Note 8 Pro has better lens aperture than Xiaomi Redmi Note 8 Pro.
Field of View (FoV) 79 degree(s) -
Pixel Size 0.8 μm -
Focus Adjustment Automatic Automatic
Digital Zoom 10x 8x Xiaomi Redmi Note 8 Pro has better digital zoom than Samsung Galaxy A51.
Camera Modes Burst mode, Panorama, Time-lapse mode, Pro mode, 3D Portrait Lighting, AI Beautify, Smart ultra-wide angle mode, Ultra nightscape mode, Level display, Custom watermark, AI Skyscaping Slow motion mode, Live Focus mode
Face Recognition (Face ID) Face detection - Xiaomi Redmi Note 8 Pro has face detection.
Light Source Single tone LED flash LED flash
Still Image Resolutions 9248 x 6936 -
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, Slo-mo video 1280 x 720 (720p) at 960 fps Slo-mo video 1280 x 720 (720p) at 240 fps, 3840 x 2160 (4K) at 30 fps
Camera Features (Functions) Contrast Auto-Focus, 4-in-1 Super Pixel, AI scene detection, AI high resolution photos, Portrait mode background blur adjustment, Ultra wide-angle edge distortion correction, AI Quad camera, Tilt-shift AR sticker, background blur, Scene Optimiser, Eye blink, Flaw detection, Stamp, Facial blur
SECOND CAMERA
Sensor Resolution (2nd Camera) 8 Megapixel 12 Megapixel Samsung Galaxy A51 has better second camera resolution than Xiaomi Redmi Note 8 Pro.
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) 120 degree(s) 123 degree(s) Samsung Galaxy A51 has larger second camera lens field of view than Xiaomi Redmi Note 8 Pro.
Pixel Size (2nd Camera) 1.12 μm -
THIRD CAMERA
Sensor Resolution (3rd Camera) 2 Megapixel 5 Megapixel Samsung Galaxy A51 has higher resolution third camera than Xiaomi Redmi Note 8 Pro.
Lens Type (3rd Camera) Ultra-macro lens -
Lens Aperture (3rd Camera) - F/2.4
Pixel Size (3rd Camera) 1.75 μm -
Camera Functions (3rd Camera) - Macro camera
FOURTH CAMERA
Sensor Resolution (4th Camera) 2 Megapixel 5 Megapixel Samsung Galaxy A51 has higher resolution fourth camera than Xiaomi Redmi Note 8 Pro.
Lens Type (4th Camera) - Telephoto lens
Lens Aperture (4th Camera) - F/2.2
Pixel Size (4th Camera) 1.75 μm -
Camera Functions (4th Camera) Depth camera Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 20 Megapixel 32 Megapixel Samsung Galaxy A51 has better front camera resolution than Xiaomi Redmi Note 8 Pro.
Lens Aperture (Front) F/2.0 F/2.2 Xiaomi Redmi Note 8 Pro has better front lens aperture than Xiaomi Redmi Note 8 Pro.
Pixel Size (Front) 0.9 μm -
Focus Adjustment - Focus free
Special Effects (Front) HDR -
Camera Modes (Front) Panoramic selfies, AI portrait mode, AI Beautify -
Face Recognition (Face ID) Face recognition - Xiaomi Redmi Note 8 Pro has face detection.
Video Resolutions (Front) 1920 x 1080 (1080p) at 30 fps, 1280 x 720 (720p) at 30 fps -
Camera Features (Front) AI scene detection, AI studio lighting, Palm shutter, AI silhouette detection, camera display brightness correction -
BATTERY AND CHARGING Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Battery Capacity (Battery Size) 4500 mAh 4000 mAh Xiaomi Redmi Note 8 Pro has larger battery capacity than Samsung Galaxy A51.
Recharge Time (Charging Time) 2 hour(s) -
Talk Time - 1920 minutes
Run Time Details Gaming: up to 10 hrs Active online usage (LTE): up to 15 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 20 hrs
Playback (audio): up to 87 hrs
Talk (4G): up to 1920 min
Battery Technology - Lithium Ion
CELLULAR Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System - Android 10
User Interface MIUI 10 One UI
Intelligent Assistant - Bixby
Payment Technology Google Pay -
Navigation GPS, A-GPS, GLONASS, BeiDou, Galileo GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, VoLTE, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1900 GSM, 2100 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 20, Band 26, Band 28, Band 38, 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 DD, FDD 850+, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500, FDD 1700 - 2110 AWS-3
Wireless Interface IEEE 802.11a/b/g/n/ac IEEE 802.11a/b/g/n/ac, ANT+
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
Bluetooth Profiles - HFP, HSP, OPP, PAN, A2DP, AVRCP, HID, SAP, PBAP, MAP, HOGP
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Supported Digital Audio Standards WAV, AAC, AMR, MP3, FLAC, APE (Monkey's Audio), MP4, M4V 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 MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Audio Amplifier Smart PA -
FEATURES Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
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, digital compass, gyro sensor, distance sensor, vibration sensor Accelerometer, ambient light sensor, proximity sensor, gyro sensor, hall sensor, geomagnetic sensor
Security Devices Fingerprint reader Fingerprint reader (under display)
Additional Phone Features Infrared remote control, LiquidCool Technology, MI Turbo, GAME Turbo 2.0 Fast Charging, Samsung KNOX, Bixby Vision, Game Booster, Bixby Routines
OTHERS Xiaomi Redmi Note 8 Pro Samsung Galaxy A51
Included Accessories Protective cover, SIM card removal tool, USB-C cable, 18W charger Power adapter
Compliant Standards TUV Rheinland -
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