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Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB) vs Samsung Galaxy Note 20 5G (SM-N981U1)

Side by side comparison between Samsung Galaxy S25 Ultra vs Samsung Galaxy Note 20 5G phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy Note 20 5G X Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB) 21Points
6.9"
AMOLED

1440x3120

200
MP

12mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
03Points Samsung Galaxy Note 20 5G (SM-N981U1) Compare Samsung Galaxy S25 Ultra X
6.7"
AMOLED

1080x2400

12.2
MP

10mp

8GB
RAM

Octa-core

4300
mAh

(Non removable)

What's the better phone? Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB)

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 S25 Ultra (SM-S938B/DS 256GB)} 21 Advantages Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB) vs Galaxy Note 20 5G (SM-N981U1)} 3 Advantages Samsung Galaxy Note 20 5G (SM-N981U1)
+4.47GHz 64bit Octa-core (3nm)88%
More powerful processor, you can open your applications faster
vs3.09GHz 64bit Octa-core (7nm)
+12GB LPDDR5X50%
More RAM memory. Typically more responsive and better for multitasking.
vs8GB LPDDR5
+256GB (223GB available)117%
More internal storage for applications and files
vs128GB (103GB available)
+UFS 4.0Advantage
Fastest write and read storage.
vsUFS 3.0
+8.2 millimeters (0.32 inches)1%
Thinner
vs8.3 millimeters (0.33 inches)
+Titanium frame, glass front and backAdvantage
More resistant material
vsPlastic body, glass front
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1440x3120 pixels73%
Higher resolution screen
vs1080x2400 pixels
+498 PPI27%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs393 PPI
+6.9"3%
Larger screen
vs6.7"
+(quad camera) 200MP + 10MP + 50MP + 50MP3 times
Higher resolution main camera
vs(triple camera) 12.2MP + 64MP + 12MP
+1/1.3" inches35%
The larger sensor camera lets you take photos with better depth.
vs1/1.76" inches
+f/1.7 (aperture)6%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/1.8 (aperture)
+(front) 12MP20%
Higher resolution secondary camera to take pictures and selfies
vs(front) 10MP
+Android 15Advantage
Android 15 is newer and safer
vsAndroid 13
+UWB (Ultra Wideband)Advantage
Sensors help you use the device
vsNot supported
+5000 mAh16%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs4300 mAh
+45W80%
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
+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage
You can have more mobile carriers/operators on the same device.
vs1 slot (Single-SIM)
+802.11 a/b/g/n/ac/ax/be [wifi7/6E/6]Advantage
WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] is newer and faster
vs802.11 a/b/g/n/ac/ax [wifi6]
+5.4 + A2DP/LEAdvantage
Bluetooth 5.4 + A2DP/LE is newer and faster
vs5.0 + A2DP/LE
218 grams (7.63 ounces)vs+192 grams (6.72 ounces)14%
Lighter
Not supportedvs+ANT+Advantage
Sensors help you use the device
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

38 Common items in both devices
LTPO AMOLED / Super AMOLED Plus
HDR10+
16 million
LED flash
Digital and optical zoom
PDAF: phase detection autofocus on both cameras
OIS: Optical stabilization
+31 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 S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Change model 
ModelGalaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Other model namesGalaxy S25 Ultra SM-S938B/Dual-SIMGalaxy Note20 SM-N981U (Snapdragon) - Unlocked
Country or region available(Global, International)
(Global, International)
USA
USA
BrandSamsungSamsung
Release date2/3/2025, Announced: 2/22/20258/21/2020, Announced: 8/5/2020
Depth8.2 millimeters (0.32 inches)8.3 millimeters (0.33 inches)
Size (width x height)77.6 x 162.8 millimeters (3.06 x 6.41 in)75.2 x 161.6 millimeters (2.96 x 6.36 in)
Weight218 grams (7.63 ounces)192 grams (6.72 ounces)
Build, materialsTitanium frame, glass front and back
Back: Gorilla Armor 2
Plastic body, glass front
Protection against water and othersIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistantIP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant

📲 Display

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Display typeLTPO AMOLEDSuper AMOLED Plus
Screen size6.9" inches6.7" inches
Screen-to-body ratio~92.5% (screen-to-body ratio)~89.2% (screen-to-body ratio)
Display resolution1440x3120 pixels (19.5:9)1080x2400 pixels (20:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch 10-points
Pixel density (dot pitch)498 PPI393 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Armor 2Gorilla Glass 5
Refresh rate120Hz60Hz
Display features2600nits[peak]
HDR10+
Always-On Display
HDR10+
Always-On Display

🤖 Operating System

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
System versionAndroid 15Android 10
Firmware updatefeature not registeredAndroid 13
User InterfaceOne UI 7.0One UI 2.5 / 3.1 / 4.1 / 5.0

⚙️ Processor

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Chipset64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm)
CPUOcta-core, 2 processors:
2x 4.47GHz Oryon V2 Phoenix L (Dual-core)
6x 3.53GHz Oryon V2 Phoenix M (Hexa-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 controllerQualcomm Adreno 830 (1100MHz)Qualcomm Adreno 650 (250-646MHz)
Performance (benchmark)AnTuTu: 2207809 (v10)
Geekbench: 9846 (v6)
feature not registered

💽 Memory and storage

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
RAM memory12GB LPDDR5X8GB LPDDR5
Internal storage256GB (223GB available)
UFS 4.0
128GB (103GB available)
UFS 3.0
External storageNot supportedNot supported

📶 Mobile networks

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Dual-SIMDual-SIM Standby - Call active on one sim cardNot supported
SIM card2 slots (Dual-SIM)
nano-SIM (4FF) + e-SIM
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum Download / Upload5000/1024 Mbps5000/1024 Mbps
Network technology2G, 3G, 4G, 5G2G, 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 networkCDMA 800/1900, GSM 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS
CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat24 ()
TD-LTE ()
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 networkSA/NSA/Sub6 ()SA/NSA/Sub6 (2, 5, 41, 66, 71)
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G networkCDMA 800/1900, GSM 850/900/1800/1900Not supported
Secondary 3G networkCDMA2000 1xEV-DO
TD-SCDMA 1900/2000
UMTS
Not supported
Secondary 4G networkLTE Cat24 ()
TD-LTE ()
VoLTE
Not supported
Secondary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA, Sub6Not supported

📷 Camera

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Back camera (main camera)(quad camera)
200 megapixels
10MP telephoto f/2.467mm1/3.52"1.12µmPDAFOIS3x-optical-zoom
50MP periscope telephoto f/3.4111mm1/2.52"0.7µmPDAFOIS5x-optical-zoom
50MP ultrawide f/1.9120°0.7µmPDAFSuper-Steady
(triple camera)
12.2 megapixels
64MP telephoto f/2.027mm1/1.72"0.8µmPDAFOIS3x-hybrid-zoom
12MP ultrawide f/2.2120°13mm1/2.55"1.4µm
Main camera resolution20000x10000 pixels4032x3024 pixels
Video recording (primary)8K UHD (7680x4320) 30 fps8K UHD (7680x4320) 24 fps
FlashLED flashLED flash
Focal aperturef/1.7 (aperture)f/1.8 (aperture)
Focal length24mm (lens)26mm (lens)
Sensor size1/1.3" inches1/1.76" inches
Pixel size0.6µm pixel1.8µm pixel
AutofocusPDAF: phase detection autofocus on both camerasPDAF: phase detection autofocus on both cameras
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationOIS: Optical stabilization
ZoomDigital and optical zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedSupported
HDRHDR photo/video on both camerasHDR photo/video on both cameras
Camera extrasfeature not registered4K@60fps
1080p@240fps
720p@960fps

📸 Front camera

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Front camera (secondary)12 megapixels10 megapixels
Front camera resolution4000x3000 pixels3872x2592 pixels
Video recording (secondary)4K UHD (3840x2160)4K UHD (3840x2160)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.2 (aperture)
Focal length26mm (lens)26mm (lens)
Sensor size1/3.2" inches1/3.2" inches
Pixel size1.12µm pixel1.22µm pixel

🔉 Sound and multimedia

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
LoudspeakerStereo sound
32-bit/384kHz
Tuned by AKG
Stereo sound
32-bit/384kHz
Dolby Atmos
Tuned by AKG
Active noise cancellation3 microphones2 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 S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
USBUSB 3.2 Type-C, USB OTG On-The-GoUSB 3.2 Type-C, USB OTG On-The-Go
Audio outputType-C reversible connectorType-C reversible connector
TV outputUSB Type-C (reversible)USB Type-C (reversible)
Bluetooth5.4 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNASupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCSupportedSupported
Infrared portNot supportedNot supported

🧭 Sensors

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
SensorsAccelerometer
Ambient light sensor
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Proximity sensor
UWB (Ultra Wideband)
Accelerometer
Ambient light sensor
ANT+
Barometer
Compass
Face unlock
Fingerprint sensor (under display)
Gyroscope
Hall effect
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Non removable)
Battery capacity5000 mAh4300 mAh
Charger, watts45W Wired fast charging
Reverse charging by cable
USB Power Delivery 3.0
25W Wired fast charging
USB Power Delivery 3.0
Inductive / wireless charging15W Qi wireless charging
4.5W Reverse wireless charging
15W Qi wireless charging (Qi/PMA)
4.5W Reverse wireless charging
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
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• Samsung DeX
• Samsung Wireless DeX
• Stylus (S Pen)
• Circle to Search
• Colors: Mystic Gray, Mystic Green, Mystic Bronze, Mystic Red, Mystic Blue
• Ultrasonic fingerprint sensor
• Bixby
• Samsung Wireless DeX
• Samsung Pay (MST, NFC)
• Stylus pen (Bluetooth integration)

☢️ Radiation rate

Galaxy S25 Ultra (SM-S938B/DS 256GB)Galaxy Note 20 5G (SM-N981U1)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.78W/kg (head), 0.92W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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