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Samsung Galaxy S20 Ultra (SM-G988B) vs Xiaomi Redmi Note 9 Pro (128GB)

Side by side comparison between Samsung Galaxy S20 Ultra vs Xiaomi Redmi Note 9 Pro phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Redmi Note 9 Pro X Samsung Galaxy S20 Ultra (SM-G988B) 30Points
6.9"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
04Points Xiaomi Redmi Note 9 Pro (128GB) Compare Samsung Galaxy S20 Ultra X
6.67"
IPS

1080x2400

64
MP

16mp

6GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Samsung Galaxy S20 Ultra (SM-G988B)

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!

Galaxy S20 Ultra (SM-G988B)} 30 Advantages Samsung Galaxy S20 Ultra (SM-G988B) vs Redmi Note 9 Pro (128GB)} 4 Advantages Xiaomi Redmi Note 9 Pro (128GB)
+2.73GHz 64bit Octa-core (7nm)13%
More powerful processor, you can open your applications faster
vs2.3GHz 64bit Octa-core (8nm)
+12GB LPDDR5100%
More RAM memory. Typically more responsive and better for multitasking.
vs6GB LPDDR4X
+UFS 3.0Advantage
Fastest write and read storage.
vsUFS 2.1
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front/back
+Dynamic AMOLEDAdvantage
Dynamic AMOLED display is brighter and more vivid
vsTFT IPS LCD
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1440x3200 pixels78%
Higher resolution screen
vs1080x2400 pixels
+509 PPI29%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs395 PPI
+6.9"3%
Larger screen
vs6.67"
+(quad camera) 108MP + 48MP + 12MP + 0.3MP113%
Higher resolution main camera
vs(quad camera) 64MP + 8MP + 5MP + 2MP
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+1/1.33" inches29%
The larger sensor camera lets you take photos with better depth.
vs1/1.72" inches
+f/1.8 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/1.9 (aperture)
+(front) 40MP151%
Higher resolution secondary camera to take pictures and selfies
vs(front) 16MP
+8K UHD (7680x4320)3 times
More image quality for recording videos with the primary camera
vs4K UHD (3840x2160)
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+Android 13Advantage
Android 13 is newer and safer
vsAndroid 11
+(4G LTE-A) 2000 Mbps150%
Faster for surfing the internet and download files
vs(4G LTE-A) 800 Mbps
+ANT+Advantage
Sensors help you use the device
vsNot supported
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+45W50%
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.
vs30W
+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
vsNot supported
+1 slot (Single-SIM) + e-SIM (Eletronic)
(dedicated slot)Advantage
You can have more mobile carriers/operators on the same device.
vs2 slots (Dual-SIM)
(dedicated slot)
+Stereo soundAdvantage
Better sound quality for listening to music or clearer hands-free calls
vsMono sound (not stereo)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 a/b/g/n/ac [wifi5]
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+USB 3.2 Type-C, USB OTG On-The-GoAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C, USB OTG On-The-Go
+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
220 grams (7.7 ounces)vs+209 grams (7.32 ounces)5%
Lighter
5000 mAhvs+5020 mAh1%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

23 Common items in both devices
128GB (104GB available) / 128GB (106GB available)
Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC
8.8 millimeters (0.35 inches)
16 million
LED flash
PDAF: phase detection autofocus on both cameras / PDAF: phase detection autofocus
HDR photo/video on both cameras / HDR photo on both cameras
+16 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

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
ModelGalaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Other model namesGalaxy S20 Ultra 4G-LTE SM-G988B (Exynos, 12GB RAM)Xiaomi Note 9 Pro (M2003J6B2G Global version) 6GB RAM
Country or region availableNew Zealand
New Zealand
(Global, International)
(Global, International)
BrandSamsungXiaomi
Release date3/15/2020, Announced: 2/11/20205/5/2020, Announced: 4/30/2020
Depth8.8 millimeters (0.35 inches)8.8 millimeters (0.35 inches)
Size (width x height)76 x 166.9 millimeters (2.99 x 6.57 in)76.68 x 165.75 millimeters (3.02 x 6.53 in)
Weight220 grams (7.7 ounces)209 grams (7.32 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front/back
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistantNot supported

📲 Display

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Display typeDynamic AMOLEDTFT IPS LCD
Screen size6.9" inches6.67" inches
Screen-to-body ratio~90.6% (screen-to-body ratio)~84.5% (screen-to-body ratio)
Display resolution1440x3200 pixels (20:9)1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)509 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Gorilla Glass 5
Refresh rate120Hz60Hz
Display featuresHDR10+
Always-On Display
120Hz@FHD
60Hz@QHD
450nits[typ]

🤖 Operating System

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
System versionAndroid 10Android 10
Firmware updateAndroid 13Android 11
User InterfaceOne UI 2.5 / 3.1 / 4.1 / 5.0MIUI 11 / 12

⚙️ Processor

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Chipset64bit: Samsung Exynos 990 (7nm)64bit: Qualcomm Snapdragon 720G (SM7125) (8nm)
CPUOcta-core, 3 processors:
2x 2.73GHz Mongoose M5 (Dual-core)
2x 2.5GHz ARM Cortex-A76 (Dual-core)
4x 2GHz ARM Cortex-A55 (Quad-core)
Octa-core, 2 processors:
2x 2.3GHz Kryo 465 Gold (Dual-core)
6x 1.8GHz Kryo 465 Silver (Hexa-core)
GPU graphical controllerARM Mali-G77 MP11 (800MHz)Qualcomm Adreno 618 (750MHz)
Performance (benchmark)feature not registeredAnTuTu: 279625 (v8)
Geekbench: 1785 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)

💽 Memory and storage

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
RAM memory12GB LPDDR56GB LPDDR4X
Internal storage128GB (104GB available)
UFS 3.0
128GB (106GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF) + e-SIM
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload2000/316 Mbps800/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse details
GSM MHz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 32, 66)
TD-LTE (38, 39, 40, 41)
VoLTE
LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28)
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 networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedUMTS 850/900/1700/1900/2100
Secondary 4G networkNot supportedLTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkNot supportedGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Back camera (main camera)(quad camera)
108 megapixels
48MP periscope telephoto f/3.5103mm1/2.0"0.8µmPDAFOIS4x-optical-zoom10x-hybrid-zoom
12MP ultrawide f/2.213mm1.4µmSuper-Steady-video
0.3MP TOF 3D f/1.0
(quad camera)
64 megapixels
8MP ultrawide f/2.213mm1/4"1.12µm119°
5MP macro f/2.41/5"1.12µmAF
2MP depth f/2.4
Main camera resolution12000x9000 pixels10120x6328 pixels
Video recording (primary)8K UHD (7680x4320) 24 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.9 (aperture)
Focal length26mm lens26mm lens
Sensor size1/1.33" inches1/1.72" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocus on both camerasPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras4K@60fps
1080p@240fps
720p@960fps
4K@30fps
1080p@30/60fps
1080p@120fps (slow motion)
720p@960fps (slow motion)

📸 Front camera

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Front camera (secondary)40 megapixels16 megapixels
Front camera resolution7296x5472 pixels4608x3456 pixels
Video recording (secondary)4K UHD (3840x2160)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.5 (aperture)
Focal length26mm lensfeature not registered
Sensor sizefeature not registered1/3.06" inches
Pixel size0.7µm pixel1µm pixel

🔉 Sound and multimedia

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Mono sound (not stereo)
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedFM
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

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
USBUSB 3.2 Type-C, USB OTG On-The-GoUSB 2.0 Type-C, USB OTG On-The-Go
Audio outputType-C reversible connector3.5mm jack
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedSupported

🧭 Sensors

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
SensorsAccelerometer
Ambient light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gesture
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh5020 mAh
Charger, watts45W Wired fast charging
USB Power Delivery 3.0
30W Wired fast charging
Inductive / wireless charging15W Qi wireless charging (Qi/PMA)
9W Reverse wireless charging
Not supported
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
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: Cosmic Black, Cosmic Grey, Cloud White
• Ultrasonic fingerprint sensor
• Bixby
• Samsung DeX
• Samsung Pay (MST, NFC)
• Colors: Tropical Green, Glacier White, Interstellar Gray
• 33W charger (30W phone support)

☢️ Radiation rate

Galaxy S20 Ultra (SM-G988B)Redmi Note 9 Pro (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.74W/kg (head), 1.12W/kg (body)0.87W/kg (head), 0.71W/kg (body)
SAR 2W/kg (Europe, UK, etc.)0.319W/kg (head), 1.557W/kg (body)0.66W/kg (head), 1.02W/kg (body)
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