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Samsung Galaxy S20 Ultra 5G (SM-G988B/DS) vs Realme 8i (128GB/4GB)

Side by side comparison between Samsung Galaxy S20 Ultra 5G vs Realme 8i phones, differences, pros, cons and full specifications. What's the better?

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Compare Realme 8i XSamsung Galaxy S20 Ultra 5G (SM-G988B/DS)31Points
Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)
6.9"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
Realme 8i (128GB/4GB)
6.6"
IPS

1080x2412

50
MP

16mp

4GB
RAM

64bit Octa

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)

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 5G (SM-G988B/DS)31 Advantages Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)vs8i (128GB/4GB)4 Advantages Realme 8i (128GB/4GB)
+2.73GHz 64bit Octa-Core24%
More powerful processor, you can open your applications faster
vs2.05GHz 64bit Octa-Core
+12GB LPDDR52 times
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+UFS 3.0Advantage
Fastest write and read storage.
vsUFS 2.1
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+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
+1440x3200 pixels77%
Higher resolution screen
vs1080x2412 pixels
+509 PPI27%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs400 PPI
+6.9"5%
Larger screen
vs6.6"
+(quad camera) 108MP + 48MP + 12MP + 0.3MP2 times
Higher resolution main camera
vs(triple camera) 50MP + 2MP + 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
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
vsNot supported
+1/1.33" inches108%
The larger sensor camera lets you take photos with better depth.
vs1/2.76" inches
+(front) 40MP151%
Higher resolution secondary camera to take pictures and selfies
vs(front) 16MP
+8K UHD (7680x4320)15 times
More image quality for recording videos with the primary camera
vsFull HD (1920x1080)
+(front) 4K UHD (3840x2160)3 times
More image quality for recording videos with the secondary camera
vs(front) Full HD (1920x1080)
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G+ LTE-A
+(5G SA/NSA) 5000 Mbps12 times
Faster for surfing the internet and download files
vs(4G+ LTE-A) 400 Mbps
+Stereo soundAdvantage
Better sound quality for listening to music or clearer hands-free calls
vsMono sound (not stereo)
+ANT+Advantage
Sensors help you use the device
vsNot supported
+BarometerAdvantage
Sensors help you use the device
vsNot supported
+45W150%
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.
vs18W
+Qi wireless charging (Qi/PMA)Advantage
Wireless charging is another way to charge the battery.
vsNot supported
+2 slots (Dual-SIM) + e-SIM (Eletronic)
(hybrid slot/shares the same microSD slot)Advantage
More SIM card slots. You can choose more carriers.
vs2 slots (Dual-SIM)
(dedicated slot)
+802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac/ax wifi6 (2.4Ghz, 5Ghz) + MIMO is newer and faster
vs802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
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
+Gorilla Glass 6Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
+IP68 certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
222 grams (7.77 ounces)vs+194 grams (6.79 ounces)14%
Lighter
8.8 millimeters (0.35 inches)vs+8.5 millimeters (0.33 inches)4%
Thinner
Type-C reversible connectorvs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
5.0 + A2DP/LEvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster

26 Common items in both devices
128GB (104GB available)
Until 1TB microSD, microSDXC
120Hz
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
+19 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

📱 Model features

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
ModelGalaxy S20 Ultra 5G (SM-G988B/DS)8i (128GB/4GB)
Other model namesGalaxy S20 Ultra 5G SM-G988B/Dual-Sim (Snapdragon, 12GB RAM)Realme 8i RMX3151 (128GB+4GB RAM)
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandSamsungRealme
Release date3/6/2020, Announced: 2/11/20209/14/2021, Announced: 9/9/2021
Depth8.8 millimeters (0.35 inches)8.5 millimeters (0.33 inches)
Size (width x height)76 x 166.9 millimeters (2.99 x 6.57 in)75.5 x 164.1 millimeters (2.97 x 6.46 in)
Weight222 grams (7.77 ounces)194 grams (6.79 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistantNot supported

🤖 Operating System

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
System versionAndroid 10Android 11
Firmware updateAndroid 11feature not registered
User InterfaceOne UI 2.5 / 3.1Realme UI 2.0

⚙️ Processor

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
Chipset64bit - Samsung Exynos 990 (7nm)64bit - MediaTek Helio G96 (12nm)
CPUOcta-Core, 3 processors:
2.73GHz Dual-Core Mongoose M5
2.5GHz Dual-Core ARM Cortex-A76
2GHz Quad-Core ARM Cortex-A55
Octa-Core, 2 processors:
2.05GHz Dual-Core ARM Cortex-A76
2GHz Hexa-Core ARM Cortex-A55
GPU graphical controllerARM Mali-G77 MP11 (800MHz)ARM Mali-G57 MC2 (850MHz)
Performance (benchmark)AnTuTu: 415976 (v7), 514485 (v8)
Geekbench: 12191 (v4.4), 2697 (v5.1)
GFXBench: 21fps (ES 3.1 onscreen)
AnTuTu: 350000 (v9)

💽 Memory and storage

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
RAM memory12GB LPDDR54GB LPDDR4X
Internal storage128GB (104GB available)
UFS 3.0
128GB (104GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
Until 1TB microSD, microSDXC
(dedicated slot)

📲 Display

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
Display typeDynamic AMOLEDTFT IPS LCD
Screen size6.9" inches6.6" inches
Screen-to-body ratio~90.6% (screen-to-body ratio)~84.6% (screen-to-body ratio)
Display resolution1440x3200 pixels (20:9)1080x2412 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)509 PPI400 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Not supported
Display features120Hz
HDR10+
Always-On Display
120Hz@FHD
60Hz@QHD
120Hz, 600nits[peak]

📶 Mobile networks

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload5000/1024 Mbps400/150 Mbps
Network technology2G, 3G, 4G, 5G2G, 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 850/900/2100
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 Cat13 (1, 3, 5, 8)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkSA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, 5G SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 850/900/1700/1900/2100UMTS 850/900/2100
Secondary 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 Cat13 (1, 3, 5, 8)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
Back camera (main camera)(quad camera)
108 megapixels
48MP periscope telephotof/3.5103mm1/2.0"0.8µmPDAFOIS4x-optical-zoom10x-hybrid-zoom
12MP ultrawidef/2.213mm1.4µmSuper-Steady-video
0.3MP TOF 3Df/1.0
(triple camera)
50 megapixels
2MP macrof/2.4
2MP depthf/2.4
Main camera resolution12000x9000 pixels8160x6120 pixels
Video recording (primary)8K UHD (7680x4320) 24 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length26mm lens26mm lens
Sensor size1/1.33" inches1/2.76" inches
Pixel size0.8µm pixel0.64µm 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 sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras4K@60fps
1080p@240fps
720p@960fps
feature not registered

📸 Front camera

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
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/2.1 (aperture)
Focal length26mm lensfeature not registered
Sensor sizefeature not registered1/3" inches
Pixel size0.7µm pixel1µm pixel

🔉 Sound and multimedia

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
LoudspeakerStereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Mono sound (not stereo)
Active noise cancellation2 microphones or more2 microphones or more
RadioNot supportedNot supported
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

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
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/LE5.1 + 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 (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNASupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
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

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
Battery typeLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity5000 mAh5000 mAh
Charger, watts45W Fast battery charging
15W Qi wireless charging (Qi/PMA)
9W Reverse wireless charging between devices
USB Power Delivery 3.0
18W Fast battery charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
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: Space Black, Space Purple
- Screen film protector
- Case protector

☢️ Radiation rate

Samsung Galaxy S20 Ultra 5G (SM-G988B/DS)Realme 8i (128GB/4GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.74W/kg (head), 1.12W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)0.66W/kg (head), 1.557W/kg (body)feature not registered
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