Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB) vs Samsung Galaxy S20 Ultra 5G (SCG03)

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Side by side comparison between Samsung Galaxy A15 vs Samsung Galaxy S20 Ultra 5G phones, differences, pros, cons and full specifications. What's the better?

3/18/2024 7:26 PM, updated: 9/27/2024 3:00 AM

Compare Samsung Galaxy S20 Ultra 5G X Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB) 06Points

Specifications Compare Models Pictures

6.5"
AMOLED

1080x2340

50
MP

13mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

29Points Samsung Galaxy S20 Ultra 5G (SCG03) Compare Samsung Galaxy A15 X

Specifications Compare Models Pictures

6.9"
AMOLED

1440x3200

108
MP

40mp

12GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy S20 Ultra 5G (SCG03)

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!

6 Advantages Samsung Galaxy A15 (SM-A155F/DSN 128GB/6GB)	vs	29 Advantages Samsung Galaxy S20 Ultra 5G (SCG03)
+200 grams (7 ounces)11% Lighter	vs	222 grams (7.77 ounces)
+8.4 millimeters (0.33 inches)5% Thinner	vs	8.8 millimeters (0.35 inches)
+Android 14Advantage Android 14 is newer and safer	vs	Android 13
+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+5.3 + A2DP/LEAdvantage Bluetooth 5.3 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
2.2GHz 64bit Octa-core (6nm)	vs	+2.84GHz 64bit Octa-core (7nm)5% More powerful processor, you can open your applications faster
6GB LPDDR4X	vs	+12GB LPDDR5100% More RAM memory. Typically more responsive and better for multitasking.
eMMC 5.1	vs	+UFS 3.0Advantage Fastest write and read storage.
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
90Hz	vs	+120Hz33% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x2340 pixels	vs	+1440x3200 pixels82% Higher resolution screen
396 PPI	vs	+509 PPI29% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.5"	vs	+6.9"6% Larger screen
(triple camera) 50MP + 5MP + 2MP	vs	+(quad camera) 108MP + 48MP + 12MP + 0.3MP196% Higher resolution main camera
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(front) 13MP	vs	+(front) 40MP2 times 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
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 300 Mbps	vs	+(5G SA/NSA) 5000 Mbps16 times Faster for surfing the internet and download files
Not supported	vs	+ANT+Advantage Sensors help you use the device
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Virtual proximity sensor	vs	+Proximity sensorAdvantage Sensors help you use the device
25W	vs	+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.
Not supported	vs	+Qi wireless charging (Qi/PMA)Advantage Wireless charging is another way to charge the battery.
Mono sound (not stereo)	vs	+Stereo soundAdvantage Better sound quality for listening to music or clearer hands-free calls
802.11 a/b/g/n/ac [wifi5]	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 supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.2 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+Gorilla Glass 6Advantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

26 Common items in both devices

128GB (108GB available) / 128GB (104GB available)

Until 1TB microSD, microSDXC

Super AMOLED / Dynamic AMOLED

16 million

LED flash

Autofocus / PDAF: phase detection autofocus on both cameras

BSI sensor

+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 differences

📱 Model features
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Change model		Choose the model
Model	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Other model names	Galaxy A15 4G LTE SM-A155F/Dual-SIM NFC	サムスンS20 Ultra 5G SM-G988Q (Snapdragon, 12GB RAM) NTT DoCoMo
Country or region available	(Global, International), Turkey	Japan
Brand	Samsung	Samsung
Release date	12/16/2023, Announced: 12/11/2023	3/6/2020, Announced: 2/11/2020
Depth	8.4 millimeters (0.33 inches)	8.8 millimeters (0.35 inches)
Size (width x height)	76.8 x 160.1 millimeters (3.02 x 6.3 in)	76 x 166.9 millimeters (2.99 x 6.57 in)
Weight	200 grams (7 ounces)	222 grams (7.77 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Display type	Super AMOLED	Dynamic AMOLED
Screen size	6.5" inches	6.9" inches
Screen-to-body ratio	~84.3% (screen-to-body ratio)	~90.6% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1440x3200 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	396 PPI	509 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 6
Refresh rate	90Hz	120Hz
Display features	800nits[peak]	HDR10+ Always-On Display 120Hz@FHD 60Hz@QHD
🤖 Operating System
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
System version	Android 14	Android 10
Firmware update	feature not registered	Android 13
User Interface	One UI 6.1	One UI 2.5 / 3.1 / 4.1 / 5.0
⚙️ Processor
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Chipset	64bit: MediaTek Helio G99 (6nm)	64bit: Qualcomm Snapdragon 865 (SM8250) (7nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 585 (Single-core) 3x 2.42GHz Kryo 585 (Triple-core) 4x 1.8GHz Kryo 585 (Quad-core)
GPU graphical controller	ARM Mali-G57 MC2	Qualcomm Adreno 650 (250-587MHz)
Performance (benchmark)	AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6)	AnTuTu: 415976 (v7), 514485 (v8) Geekbench: 12191 (v4.4), 2697 (v5.1) GFXBench: 21fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
RAM memory	6GB LPDDR4X	12GB LPDDR5
Internal storage	128GB (108GB available) eMMC 5.1	128GB (104GB available) UFS 3.0
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/150 Mbps	5000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/2100	UMTS 850/900/2100
Primary 4G network	LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat20 (1, 2, 3, 4, 5, 7, 8, 12, 13, 18, 20, 26, 28) TD-LTE (38, 39, 40, 41, 42) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (77, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	UMTS 850/900/2100	Not supported
Secondary 4G network	LTE Cat7 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	Not supported
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	Not supported
📷 Camera
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Back camera (main camera)	(triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4	(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
Main camera resolution	8160x6120 pixels	12000x9000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	8K UHD (7680x4320) 24 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/1.33" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus on both cameras
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo on both cameras	HDR photo/video on both cameras
Camera extras	1080p@30fps 720p@120fps (slow motion)	4K@60fps 1080p@240fps 720p@960fps
📸 Front camera
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Front camera (secondary)	13 megapixels	40 megapixels
Front camera resolution	4128x3096 pixels	7296x5472 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	0.7µm pixel
🔉 Sound and multimedia
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Loudspeaker	Mono sound (not stereo)	Stereo sound 32-bit/384kHz Dolby Atmos Tuned by AKG
Active noise cancellation	2 microphones or more	2 microphones
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	USB Type-C (reversible)	USB Type-C (reversible)
Bluetooth	5.3 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor	Accelerometer Ambient light sensor ANT+ Barometer Compass Face unlock Fingerprint sensor (under display) Gesture Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	25W Wired fast charging	45W Wired fast charging USB Power Delivery 3.0
Inductive / wireless charging	Not supported	15W Qi wireless charging (Qi/PMA) 9W Reverse wireless charging
Talk time autonomy	51 hours (2.1 days)	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow	• Colors: Cosmic Black, Cosmic Grey, Cloud White • Ultrasonic fingerprint sensor • Bixby • Samsung DeX • Samsung Pay (MST, NFC)
☢️ Radiation rate
	Galaxy A15 (SM-A155F/DSN 128GB/6GB)	Galaxy S20 Ultra 5G (SCG03)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.256W/kg (head), 1.037W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.42W/kg (head), 1.29W/kg (body)	feature not registered