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Xiaomi Redmi 9A (128GB/6GB) vs Samsung Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)

Side by side comparison between Xiaomi Redmi 9A vs Samsung Galaxy Note 20 Ultra 5G phones, differences, pros, cons and full specifications. What's the better?

,
6.53"
IPS

720x1600

13
MP

5mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
37Points Samsung Galaxy Note 20 Ultra 5G (SM-N986U1 512GB) Compare Xiaomi Redmi 9A X
6.9"
AMOLED

1440x3088

108
MP

10mp

12GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Samsung Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)

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 9A (128GB/6GB)} 4 Advantages Xiaomi Redmi 9A (128GB/6GB) vs Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)} 37 Advantages Samsung Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
+194 grams (6.79 ounces)7%
Lighter
vs208 grams (7.28 ounces)
+5000 mAh11%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4500 mAh
+2 slots (Dual-SIM)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
(dedicated slot)
+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
vsType-C reversible connector
2GHz 64bit Octa-core (12nm)vs+3.09GHz 64bit Octa-core (7nm)54%
More powerful processor, you can open your applications faster
6GB LPDDR4Xvs+12GB LPDDR5100%
More RAM memory. Typically more responsive and better for multitasking.
128GB (106GB available)vs+512GB (458GB available)3 times
More internal storage for applications and files
eMMC 5.1vs+UFS 3.0Advantage
Fastest write and read storage.
9 millimeters (0.35 inches)vs+8.1 millimeters (0.32 inches)11%
Thinner
Plastic body, glass frontvs+Stainless steel body, glass front/backAdvantage
More resistant material
TFT IPS LCDvs+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
Not supportedvs+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
60Hzvs+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
720x1600 pixelsvs+1440x3088 pixels3 times
Higher resolution screen
269 PPIvs+494 PPI84%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.53"vs+6.9"6%
Larger screen
(back) 13MPvs+(triple camera) 108MP + 12MP + 12MP9 times
Higher resolution main camera
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
EIS: Digital stabilizationvs+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
f/2.2 (aperture)vs+f/1.8 (aperture)22%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 5MPvs+(front) 10MP104%
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+8K UHD (7680x4320)15 times
More image quality for recording videos with the primary camera
(front) Full HD (1920x1080)vs+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
Android 10vs+Android 13Advantage
Android 13 is newer and safer
4G LTE-Avs+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
(4G LTE-A) 300 Mbpsvs+(5G SA/NSA) 5000 Mbps16 times
Faster for surfing the internet and download files
Not supportedvs+ANT+Advantage
Sensors help you use the device
Not supportedvs+BarometerAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (under display)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+UWB (Ultra Wideband)Advantage
Sensors help you use the device
10Wvs+25W150%
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.
Not supportedvs+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
802.11 b/g/n [wifi4]vs+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Govs+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0, USB OTG On-The-Govs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+Gorilla Glass VictusAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

16 Common items in both devices
Until 512GB microSD, microSDXC / Until 1TB microSD, microSDXC
16 million
LED flash
PDAF: phase detection autofocus / PDAF: phase detection autofocus on both cameras
HDR photo on both cameras / HDR photo/video on both cameras
Capacitive
Multitouch
+9 specs and more in the table below

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

Highlight differences Clear highlight

📱 Model features

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
ModelRedmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Other model namesXiaomi Redmi 9A M2006C3LG, M2006C3LIGalaxy Note20 Ultra SM-N986U1 (Snapdragon) - Unlocked
Country or region availableChina
China
USA
USA
BrandXiaomiSamsung
Release date7/7/2020, Announced: 6/30/20208/21/2020, Announced: 8/5/2020
Depth9 millimeters (0.35 inches)8.1 millimeters (0.32 inches)
Size (width x height)77.07 x 164.9 millimeters (3.03 x 6.49 in)77.2 x 164.8 millimeters (3.04 x 6.49 in)
Weight194 grams (6.79 ounces)208 grams (7.28 ounces)
Build, materialsPlastic body, glass frontStainless steel body, glass front/back
Protection against water and othersNot supportedIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

📲 Display

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Display typeTFT IPS LCDDynamic AMOLED
Screen size6.53" inches6.9" inches
Screen-to-body ratio~81% (screen-to-body ratio)~92.5% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1440x3088 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch 10-points
Pixel density (dot pitch)269 PPI494 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass Victus
Refresh rate60Hz120Hz
Display features400nits[typ]1500nits[peak]
HDR10+
Always-On Display
120Hz@FHD
60Hz@QHD

🤖 Operating System

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
System versionAndroid 10Android 10
Firmware updatefeature not registeredAndroid 13
User Interfacefeature not registeredOne UI 2.5 / 3.1 / 4.1 / 5.0

⚙️ Processor

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Chipset64bit: MediaTek Helio G25 (MT6762G) (12nm)64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm)
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Octa-core, 3 processors:
1x 3.09GHz Kryo 585 (Single-core)
3x 2.42GHz Kryo 585 (Triple-core)
4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controllerPowerVR GE8320 MP2 (650MHz)Qualcomm Adreno 650 (250-646MHz)
Performance (benchmark)AnTuTu: 84175 (v8)AnTuTu: 508760 (v8)
Geekbench: 2603 (v5.1)
GFXBench: 42fps (ES 3.1 onscreen)

💽 Memory and storage

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
RAM memory6GB LPDDR4X12GB LPDDR5
Internal storage128GB (106GB available)
eMMC 5.1
512GB (458GB available)
UFS 3.0
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Not supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload300/50 Mbps5000/1024 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G, 5G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat6 (1, 2 ,3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 29, 30, 66, 71)
TD-LTE (38, 39, 40, 41, 46, 48)
VoLTE
Primary 5G networkNot supportedSA/NSA/Sub6 (2, 5, 41, 66, 71)
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkGSM 850/900/1800/1900Not supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGENot supported

📷 Camera

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Back camera (main camera)13 megapixels(triple camera)
108 megapixels
12MP periscope telephoto f/3.0120mm1.0µmPDAFOIS5x-optical-zoom50x-hybrid-zoom
12MP ultrawide f/2.2120°13mm1/2.55"1.4µm
Main camera resolution4128x3096 pixels12000x9000 pixels
Video recording (primary)Full HD (1920x1080) 30 fps8K UHD (7680x4320) 24 fps
FlashLED flashLED flash
Focal aperturef/2.2 (aperture)f/1.8 (aperture)
Focal length28mm lens26mm lens
Sensor sizefeature not registered1/1.33" inches
Pixel size1µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus on both cameras
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS: Optical stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedSupported
HDRHDR photo on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered4K@60fps
1080p@240fps
720p@960fps

📸 Front camera

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Front camera (secondary)5 megapixels10 megapixels
Front camera resolution2560x1920 pixels3872x2592 pixels
Video recording (secondary)Full HD (1920x1080)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/3.2" inches
Pixel size1.12µm pixel1.22µm pixel

🔉 Sound and multimedia

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
LoudspeakerSupportedStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellation2 microphones or more2 microphones or more
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

🔌 Connectivity

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
USBMicroUSB 2.0, USB OTG On-The-GoUSB 3.2 Type-C, USB OTG On-The-Go
Audio output3.5mm jackType-C reversible connector
TV outputMicro-B USB SlimPortUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
SensorsAccelerometer
Ambient light sensor
Face unlock
Proximity sensor
Accelerometer
Ambient light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Vibrating alertSupportedSupported

🔋 Battery

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity5000 mAh4500 mAh
Charger, watts10W (5V/2A) Wired charging25W Wired fast charging
USB Power Delivery 3.0
Inductive / wireless chargingNot supported15W Qi wireless charging (Qi/PMA)
4.5W Reverse wireless charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Carbon Gray, Sky Blue, Ocean Green
• MIUI 12
• Colors: Mystic Black, Mystic Bronze, Mystic White
• Ultrasonic fingerprint sensor
• Bixby
• Samsung Wireless DeX
• Samsung Pay (MST, NFC)
• Stylus pen (Bluetooth integration)

☢️ Radiation rate

Redmi 9A (128GB/6GB)Galaxy Note 20 Ultra 5G (SM-N986U1 512GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.9W/kg (head), 0.65W/kg (body)0.83W/kg (head), 1.04W/kg (body)
SAR 2W/kg (Europe, UK, etc.)0.4W/kg (head), 1.19W/kg (body)feature not registered
X

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