Samsung Galaxy A42 5G (SM-A426B/DS 8GB RAM) vs Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB)

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Side by side comparison between Samsung Galaxy A42 5G vs Samsung Galaxy S25 Ultra phones, differences, pros, cons and full specifications. What's the better?

1/30/2025 8:39 AM, updated: 3/14/2025 12:21 PM

Compare Samsung Galaxy S25 Ultra X Samsung Galaxy A42 5G (SM-A426B/DS 8GB RAM) 05Points

Specifications Compare Models Pictures

6.6"
AMOLED

720x1600

48
MP

20mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

33Points Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB) Compare Samsung Galaxy A42 5G X

Specifications Compare Models Pictures

6.9"
AMOLED

1440x3120

200
MP

12mp

12GB
RAM

Octa-core

5000
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!

5 Advantages Samsung Galaxy A42 5G (SM-A426B/DS 8GB RAM)	vs	33 Advantages Samsung Galaxy S25 Ultra (SM-S938B/DS 256GB)
+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+193 grams (6.76 ounces)13% Lighter	vs	218 grams (7.63 ounces)
+(front) 20MP66% Higher resolution secondary camera to take pictures and selfies	vs	(front) 12MP
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2.2GHz 64bit Octa-core (8nm)	vs	+4.47GHz 64bit Octa-core (3nm)120% More powerful processor, you can open your applications faster
8GB LPDDR4X	vs	+12GB LPDDR5X50% More RAM memory. Typically more responsive and better for multitasking.
128GB (106GB available)	vs	+256GB (223GB available)110% More internal storage for applications and files
UFS 2.1	vs	+UFS 4.0Advantage Fastest write and read storage.
8.6 millimeters (0.34 inches)	vs	+8.2 millimeters (0.32 inches)5% Thinner
Plastic body, glass front	vs	+Titanium frame, glass front and backAdvantage More resistant material
Not supported	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
720x1600 pixels	vs	+1440x3120 pixels3 times Higher resolution screen
266 PPI	vs	+498 PPI87% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.6"	vs	+6.9"5% Larger screen
(quad camera) 48MP + 8MP + 5MP + 5MP	vs	+(quad camera) 200MP + 10MP + 50MP + 50MP4 times 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
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
1/2" inches	vs	+1/1.3" inches54% The larger sensor camera lets you take photos with better depth.
f/1.8 (aperture)	vs	+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
4K UHD (3840x2160)	vs	+8K UHD (7680x4320)3 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 13	vs	+Android 15Advantage Android 15 is newer and safer
(5G SA/NSA) 2000 Mbps	vs	+(5G Sub6) 5000 Mbps150% Faster for surfing the internet and download files
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+UWB (Ultra Wideband)Advantage Sensors help you use the device
15W	vs	+45W2 times 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 chargingAdvantage Wireless charging is another way to charge the battery.
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) + e-SIM (Eletronic)Advantage You can have more mobile carriers/operators on the same device.
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/be [wifi7/6E/6]Advantage WiFi 802.11 a/b/g/n/ac/ax/be [wifi7/6E/6] 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.
5.0 + A2DP/LE	vs	+5.4 + A2DP/LEAdvantage Bluetooth 5.4 + A2DP/LE is newer and faster
USB 2.0 Type-C reversible connector	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 Armor 2Advantage 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

24 Common items in both devices

Super AMOLED / LTPO AMOLED

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

5G SA/NSA / 5G Sub6

Capacitive

+17 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 A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Change model
Model	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Other model names	Galaxy A42 5G SM-A426B/DS (128GB + 8GB RAM)	Galaxy S25 Ultra SM-S938B/Dual-SIM
Country or region available	Hong Kong, Malaysia, Singapore, Thailand	(Global, International)
Brand	Samsung	Samsung
Release date	11/11/2020, Announced: 9/2/2020	2/3/2025, Announced: 2/22/2025
Depth	8.6 millimeters (0.34 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	75.9 x 164.4 millimeters (2.99 x 6.47 in)	77.6 x 162.8 millimeters (3.06 x 6.41 in)
Weight	193 grams (6.76 ounces)	218 grams (7.63 ounces)
Build, materials	Plastic body, glass front	Titanium frame, glass front and back Back: Gorilla Armor 2
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Display type	Super AMOLED	LTPO AMOLED
Screen size	6.6" inches	6.9" inches
Screen-to-body ratio	~84.3% (screen-to-body ratio)	~92.5% (screen-to-body ratio)
Display resolution	720x1600 pixels (20:9)	1440x3120 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	266 PPI	498 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Armor 2
Refresh rate	60Hz	120Hz
Display features	Not supported	2600nits[peak] HDR10+ Always-On Display
🤖 Operating System
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
System version	Android 10	Android 15
Firmware update	Android 13	feature not registered
User Interface	One UI 2.5 / 3.1 / 4.1 / 5.0	One UI 7.0
⚙️ Processor
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Chipset	64bit: Qualcomm Snapdragon 750G (SM7225) (8nm)	64bit: Qualcomm Snapdragon 8 Elite (SM8750-AB) (3nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core)	Octa-core, 2 processors: 2x 4.47GHz Oryon V2 Phoenix L (Dual-core) 6x 3.53GHz Oryon V2 Phoenix M (Hexa-core)
GPU graphical controller	Qualcomm Adreno 619 (800MHz)	Qualcomm Adreno 830 (1100MHz)
Performance (benchmark)	AnTuTu: 324686 (v8) Geekbench: 1910 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)	AnTuTu: 2207809 (v10) Geekbench: 9846 (v6)
💽 Memory and storage
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
RAM memory	8GB LPDDR4X	12GB LPDDR5X
Internal storage	128GB (106GB available) UFS 2.1	256GB (223GB available) UFS 4.0
External storage	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF) + e-SIM
Maximum Download / Upload	2000/1024 Mbps	5000/1024 Mbps
Network technology	2G, 3G, 4G, 5G	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	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS
Primary 4G network	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat24 () TD-LTE () VoLTE
Primary 5G network	SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 41, 78)	SA/NSA/Sub6 ()
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA	GPRS, 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, Sub6
Secondary 2G network	GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Secondary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS
Secondary 4G network	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE	LTE Cat24 () TD-LTE () VoLTE
Secondary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, 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, Sub6
📷 Camera
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Back camera (main camera)	(quad camera) 48 megapixels 8MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4	(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
Main camera resolution	8000x6000 pixels	20000x10000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	8K UHD (7680x4320) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.7 (aperture)
Focal length	feature not registered	24mm (lens)
Sensor size	1/2" inches	1/1.3" inches
Pixel size	0.8µm pixel	0.6µm pixel
Autofocus	PDAF: phase detection 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	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo/video on both cameras
Camera extras	1080p@30fps 720p@480fps	feature not registered
📸 Front camera
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Front camera (secondary)	20 megapixels	12 megapixels
Front camera resolution	5184x3840 pixels	4000x3000 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/3.2" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Loudspeaker	Mono sound (not stereo)	Stereo sound 32-bit/384kHz Tuned by AKG
Active noise cancellation	2 microphones or more	3 microphones
Radio	FM	Not supported
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 A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
USB	USB 2.0 Type-C reversible connector	USB 3.2 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.4 + 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/be [wifi7/6E/6] (2.4GHz, 5GHz, 6GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (under display) Gyroscope Hall effect Proximity sensor UWB (Ultra Wideband)
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	5000 mAh
Charger, watts	15W Wired fast charging	45W Wired fast charging Reverse charging by cable USB Power Delivery 3.0
Inductive / wireless charging	Not supported	15W Qi wireless charging 4.5W Reverse wireless charging
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
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: Prism Dot Black, White, Gray • Samsung Pay	• Samsung DeX • Samsung Wireless DeX • Stylus (S Pen) • Circle to Search
☢️ Radiation rate
	Galaxy A42 5G (SM-A426B/DS 8GB RAM)	Galaxy S25 Ultra (SM-S938B/DS 256GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	1.154W/kg (head), 1.334W/kg (body)	feature not registered