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Xiaomi Redmi Note 9 Pro (64GB) vs Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)

Side by side comparison between Xiaomi Redmi Note 9 Pro vs Samsung Galaxy M51 phones, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy M51 XXiaomi Redmi Note 9 Pro (64GB)09Points
Xiaomi Redmi Note 9 Pro (64GB)
6.67"
IPS

1080x2400

64
MP

16mp

6GB
RAM

64bit Octa

5020
mAh

(Non removable)

vs
08PointsSamsung Galaxy M51 (SM-M515F/DSN 8GB RAM)Compare Xiaomi Redmi Note 9 Pro X
Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
6.7"
AMOLED

1080x2340

64
MP

32mp

8GB
RAM

64bit Octa

7000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 Pro (64GB)

The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!

Redmi Note 9 Pro (64GB)9 Advantages Xiaomi Redmi Note 9 Pro (64GB)vsGalaxy M51 (SM-M515F/DSN 8GB RAM)8 Advantages Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
+2.3Ghz 64bit Octa-Core2%
More powerful processor, you can open your applications faster
vs2.2Ghz 64bit Octa-Core
+UFS 2.1Advantage
Fastest write and read storage.
vseMMC 5.1
+209 grams (7.32 ounces)2%
Lighter
vs213 grams (7.46 ounces)
+8.8 millimeters (0.35 inches)8%
Thinner
vs9.5 millimeters (0.37 inches)
+1080x2400 pixels3%
Higher resolution screen
vs1080x2340 pixels
+395 PPI3%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs385 PPI
+1/1.72" inches1%
The larger sensor camera lets you take photos with better depth.
vs1/1.73" inches
+(4G+ LTE-A) 800 Mbps100%
Faster for surfing the internet and download files
vs(4G+ LTE-A) 400 Mbps
+30W20%
More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
vs25W
6GB LPDDR4Xvs+8GB LPDDR4X33%
More RAM memory. Typically more responsive and better for multitasking.
64GB (50GB available)vs+128GB (106GB available)112%
More internal storage for applications and files
TFT IPS LCDvs+Super AMOLED PlusAdvantage
Super AMOLED Plus display is brighter and more vivid
6.67"vs+6.7"1%
Larger screen
(quad camera) 64MP + 8MP + 5MP + 2MPvs+(quad camera) 64MP + 12MP + 5MP + 5MP9%
Higher resolution main camera
f/1.9 (aperture)vs+f/1.8 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 16MPvs+(front) 32MP101%
Higher resolution secondary camera to take pictures and selfies
5020 mAhvs+7000 mAh39%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use

37 Common items in both devices
Until 512GB microSD, microSDXC / Until 1TB microSD, microSDXC
Plastic body, glass front/back / Plastic body, glass front
60Hz
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus
+30 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
ModelRedmi Note 9 Pro (64GB)Galaxy M51 (SM-M515F/DSN 8GB RAM)
Other model namesXiaomi Note 9 Pro (M2003J6B2G Global version) 6GB RAMSamsung Galaxy M51 SM-M515F/DSN (8GB RAM)
Country or region available(Global, International)
(Global, International)
IndiaMalaysiaTurkey
India, Malaysia, Turkey
BrandXiaomiSamsung
Release dateMarch, 2020September, 2020
Depth8.8 millimeters (0.35 inches)9.5 millimeters (0.37 inches)
Size (width x height)76.68 x 165.75 millimeters (3.02 x 6.53 in)76.3 x 163.9 millimeters (3 x 6.45 in)
Weight209 grams (7.32 ounces)213 grams (7.46 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass front/backPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Xiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Operating systemAndroid 10Android 10
Firmware updatefeature not registeredfeature not registered
HardwareXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Chipset64bit - Qualcomm Snapdragon 720G SM7125 (8nm)64bit - Qualcomm Snapdragon 730G SDM730 (8nm)
CPU processorOcta-Core, 2 processors:
2.3Ghz Dual-Core Kryo 465 Gold
1.8Ghz Hexa-Core Kryo 465 Silver
Octa-Core, 2 processors:
2.2Ghz Dual-Core Kryo 470 Gold
1.8Ghz Hexa-Core Kryo 470 Silver
GPU graphical controllerQualcomm Adreno 618Qualcomm Adreno 618 700Mhz
RAM memory6GB LPDDR4X8GB LPDDR4X
Internal storage64GB (50GB available)
UFS 2.1
128GB (106GB available)
eMMC 5.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplayXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Display typeTFT IPS LCDSuper AMOLED Plus
Screen size6.67" inches6.7" inches
Screen-to-body ratio~84.5% (screen-to-body ratio)~88.1% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)395 PPI385 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 5Gorilla Glass 3
Display features60Hz, 450 nits60Hz
Mobile networksXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload800/150 Mbps400/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat15/13 (Bands 1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (Bands 38, 40, 41)
VoLTE
LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
CameraXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Back camera (main camera)(quad camera)
64 megapixels
8MP ultrawidef/2.213mm1/4"1.12µm119º
5MP macrof/2.41.12µmAF
2MP depthf/2.4
(quad camera)
64 megapixels
12MP ultrawidef/2.2123º
5MP macrof/2.4
5MP depthf/2.4
Main camera resolution10120x6328 pixels10120x6328 pixels
Video recording (primary)4K UHD (3840x2160) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.9 (aperture)f/1.8 (aperture)
Focal length26mm lens26mm lens
Sensor size1/1.72" inches1/1.73" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Front camera (secondary)16 megapixels32 megapixels
Front camera resolution4608x3456 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.5 (aperture)f/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor size1/3.06" inches1/2.8" inches
Pixel size1µm pixel0.8µm pixel
MultimediaXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C reversible connector
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portSupportedNot supported
Other functionsXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (side-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (side-mounted)
Other features- Colors: Tropical Green, Glacier White, Interstellar Gray
- MIUI 11
- 33W charger (30W phone support)
- WiFi direct, hotspot
- Colors: Celestial Black, Electric Blue
- One UI 2.1
- WiFi direct, hotspot
Power supplyXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5020 mAh7000 mAh
Charger, watts30W Fast battery charging25W Fast battery charging
Reverse charging USB between devices
Talk time autonomyfeature not registered3840 minutes | 64 hours | 2.7 days
Standbyfeature not registeredfeature not registered
Radiation rateXiaomi Redmi Note 9 Pro (64GB)Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
SAR 1.6W/kg (USA, Mexico, etc.)0.87W/kg (head) | 0.71W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)0.66W/kg (head) | 1.02W/kg (body)0.609W/kg (head) | 1.446W/kg (body)
X

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