Samsung Galaxy J3 2017 (SM-J330N) vs Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM)

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Side by side comparison between Samsung Galaxy J3 (2017) vs Samsung Galaxy A42 5G phones, differences, pros, cons and full specifications. What's the better?

2/6/2021 8:38 AM, updated: 2/27/2023 4:20 AM

Compare Samsung Galaxy A42 5G X Samsung Galaxy J3 2017 (SM-J330N) 05Points

Specifications Compare Models Pictures

5"
PLS

720x1280

13
MP

5mp

3GB
RAM

Quad-core

2400
mAh

(Non removable)

25Points Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM) Compare Samsung Galaxy J3 (2017) X

Specifications Compare Models Pictures

6.6"
AMOLED

720x1600

48
MP

20mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM)

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 J3 2017 (SM-J330N)	vs	25 Advantages Samsung Galaxy A42 5G (SM-A426B/DS 4GB RAM)
+142 grams (4.97 ounces)36% Lighter	vs	193 grams (6.76 ounces)
+8.2 millimeters (0.32 inches)5% Thinner	vs	8.6 millimeters (0.34 inches)
+294 PPI11% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	266 PPI
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+Digital TVAdvantage Watch your favorite TV shows anywhere	vs	Not supported
1.4GHz 64bit Quad-core (14nm)	vs	+2.2GHz 64bit Octa-core (8nm)128% More powerful processor, you can open your applications faster
3GB LPDDR3	vs	+4GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.
32GB (23GB available)	vs	+128GB (106GB available)4 times More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
TFT PLS	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
720x1280 pixels	vs	+720x1600 pixels25% Higher resolution screen
5"	vs	+6.6"32% Larger screen
(back) 13MP	vs	+(quad camera) 48MP + 8MP + 5MP + 5MP4 times Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 5MP	vs	+(front) 20MP3 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
Android 9.0 Pie	vs	+Android 13Advantage Android 13 is newer and safer
4G LTE	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE) 150 Mbps	vs	+(5G SA/NSA) 2000 Mbps12 times Faster for surfing the internet and download files
Not supported	vs	+Ambient light sensorAdvantage Sensors help you use the device
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (under display)Advantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
2400 mAh	vs	+5000 mAh108% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.
802.11 a/b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

16 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

(front) Full HD (1920x1080)

Capacitive

Multitouch

+9 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 J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Change model		Choose the model
Model	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Other model names	갤럭시 J3(2017), LG U+ Galaxy J3 SM-J330L	Galaxy A42 5G SM-A426B/DS (128GB + 4GB RAM)
Country or region available	South Korea	(Europe), (Global, International)
Brand	Samsung	Samsung
Release date	7/1/2017	11/11/2020, Announced: 9/2/2020
Depth	8.2 millimeters (0.32 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	70.3 x 143.2 millimeters (2.77 x 5.64 in)	75.9 x 164.4 millimeters (2.99 x 6.47 in)
Weight	142 grams (4.97 ounces)	193 grams (6.76 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Display type	TFT PLS	Super AMOLED
Screen size	5" inches	6.6" inches
Screen-to-body ratio	~68.5% (screen-to-body ratio)	~84.3% (screen-to-body ratio)
Display resolution	720x1280 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	294 PPI	266 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
System version	Android 7.0 Nougat	Android 10
Firmware update	Android 9.0 Pie	Android 13
User Interface	feature not registered	One UI 2.5 / 3.1 / 4.1 / 5.0
⚙️ Processor
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Chipset	64bit: Samsung Exynos 7570 (14nm)	64bit: Qualcomm Snapdragon 750G (SM7225) (8nm)
CPU	Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 570 (Dual-core) 6x 1.8GHz Kryo 570 (Hexa-core)
GPU graphical controller	ARM Mali-T720 MP1 (830MHz)	Qualcomm Adreno 619 (800MHz)
Performance (benchmark)	feature not registered	AnTuTu: 324686 (v8) Geekbench: 1910 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
RAM memory	3GB LPDDR3	4GB LPDDR4X
Internal storage	32GB (23GB available)	128GB (106GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	2000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Tri-Band 900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 (Bands 1,3,5,7,8,17) TD-LTE (Bands 38,39,40,41)	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 40, 41, 78)
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat11 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 28) TD-LTE (38, 40, 41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
📷 Camera
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Back camera (main camera)	13 megapixels	(quad camera) 48 megapixels 8MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	4128x3096 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	1080p@30fps 720p@480fps
📸 Front camera
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Front camera (secondary)	5 megapixels	20 megapixels
Front camera resolution	2560x1920 pixels	5184x3840 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM
TV	Digital TV	Not supported
Video formats	MP4, H.264, H.263, MKV, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
USB	MicroUSB 2.0	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Sensors	Accelerometer Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2400 mAh	5000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	15 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
Call control	Voice dialing, Voice recorder	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: Black, Blue, Gold • USB OTG On-The-Go • Aluminum body • 2.5D curved glass screen • Samsung Knox • HD DMB TV (only Korea)	• Colors: Prism Dot Black, White, Gray • Samsung Pay
☢️ Radiation rate
	Galaxy J3 2017 (SM-J330N)	Galaxy A42 5G (SM-A426B/DS 4GB RAM)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.154W/kg (head), 1.334W/kg (body)