Samsung Galaxy J3 (SM-J320R4) vs Samsung Galaxy A12 (SM-A125M)

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Side by side comparison between Samsung Galaxy J3 vs Samsung Galaxy A12 phones, differences, pros, cons and full specifications. What's the better?

2/7/2021 9:58 AM, updated: 11/22/2021 6:42 PM

Compare Samsung Galaxy A12 X Samsung Galaxy J3 (SM-J320R4) 08Points

Specifications Compare Models Pictures

5"
AMOLED

720x1280

5
MP

2mp

1.5GB
RAM

Quad-core

2600
mAh

(Removable)

19Points Samsung Galaxy A12 (SM-A125M) Compare Samsung Galaxy J3 X

Specifications Compare Models Pictures

6.5"
PLS

720x1600

48
MP

8mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A12 (SM-A125M)

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!

8 Advantages Samsung Galaxy J3 (SM-J320R4)	vs	19 Advantages Samsung Galaxy A12 (SM-A125M)
+138 grams (4.83 ounces)49% Lighter	vs	205 grams (7.18 ounces)
+7.9 millimeters (0.31 inches)13% Thinner	vs	8.9 millimeters (0.35 inches)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT PLS
+294 PPI9% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+Ambient light sensorAdvantage Sensors help you use the device	vs	Virtual ambient light sensor
+Proximity sensorAdvantage Sensors help you use the device	vs	Virtual proximity sensor
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+Dragontrail GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
1.2GHz 32bit Quad-core	vs	+2.3GHz 64bit Octa-core (12nm)2 times More powerful processor, you can open your applications faster
1.5GB LPDDR3	vs	+4GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)	vs	+64GB (48GB available)4 times More internal storage for applications and files
eMMC 4.5	vs	+eMMC 5.1Advantage Fastest write and read storage.
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
720x1280 pixels	vs	+720x1600 pixels25% Higher resolution screen
5"	vs	+6.5"30% Larger screen
(back) 5MP	vs	+(quad camera) 48MP + 5MP + 2MP + 2MP10 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/2.2 (aperture)	vs	+f/2.0 (aperture)10% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 2MP	vs	+(front) 8MP3 times Higher resolution secondary camera to take pictures and selfies
HD (1280x720)	vs	+Full HD (1920x1080)125% More image quality for recording videos with the primary camera
(front) VGA (640x480)	vs	+(front) Full HD (1920x1080)6 times More image quality for recording videos with the secondary camera
Android 6.0.1 Marshmallow	vs	+Android 11Advantage Android 11 is newer and safer
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
2600 mAh	vs	+5000 mAh92% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

17 Common items in both devices

Plastic body, glass front

16 million

LED flash

Only digital zoom

Autofocus

EIS: Digital stabilization

4G LTE

+10 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 (SM-J320R4)	Galaxy A12 (SM-A125M)
Change model		Choose the model
Model	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Other model names	U.S. Cellular Galaxy J3 2016 4G J320R4	Galaxy A12 SM-A125M Single-Sim (64GB + 4GB RAM)
Country or region available	USA	(Latin America), Argentina, Mexico
Brand	Samsung	Samsung
Release date	1/1/2016	12/21/2020, Announced: 11/24/2020
Depth	7.9 millimeters (0.31 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	71.12 x 142.3 millimeters (2.8 x 5.6 in)	75.8 x 164 millimeters (2.98 x 6.46 in)
Weight	138 grams (4.83 ounces)	205 grams (7.18 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Display type	Super AMOLED	TFT PLS
Screen size	5" inches	6.5" inches
Screen-to-body ratio	~68.1% (screen-to-body ratio)	~82.1% (screen-to-body ratio)
Display resolution	720x1280 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch 5-points	Capacitive Multitouch
Pixel density (dot pitch)	294 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Dragontrail Glass	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
System version	Android 5.1.1 Lollipop	Android 10
Firmware update	Android 6.0.1 Marshmallow	Android 11
User Interface	feature not registered	One UI 3.1
⚙️ Processor
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Chipset	32bit: Samsung Exynos 3 Quad 3475 (28nm)	64bit: MediaTek Helio P35 (MT6765) (12nm)
CPU	Quad-core, 1 processor: 4x 1.2GHz ARM Cortex-A7 (Quad-core)	Octa-core, 2 processors: 4x 2.3GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-T720 600Mhz	PowerVR GE8320 MP2 (680MHz)
Performance (benchmark)	feature not registered	AnTuTu: 108503 (v8) Geekbench: 1022 (v5.4) GFXBench: 5fps (ES 3.1 onscreen)
💽 Memory and storage
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
RAM memory	1.5GB LPDDR3	4GB LPDDR4X
Internal storage	16GB (10GB available) eMMC 4.5	64GB (48GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	150/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 (Bands 2, 4, 5, 12, 25, 26) TD-LTE (Bands 41)	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Back camera (main camera)	5 megapixels	(quad camera) 48 megapixels 5MP ultrawide f/2.2123° 2MP macro f/2.4 2MP depth f/2.4
Main camera resolution	2592x1944 pixels	8000x6000 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	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	feature not registered
📸 Front camera
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Front camera (secondary)	2 megapixels	8 megapixels
Front camera resolution	1600x1200 pixels	3264x2448 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	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 (SM-J320R4)	Galaxy A12 (SM-A125M)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM
TV	Not supported	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 (SM-J320R4)	Galaxy A12 (SM-A125M)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.1 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Sensors	Accelerometer Ambient light sensor Proximity sensor	Accelerometer Face unlock Fingerprint sensor (side-mounted) Virtual ambient light sensor Virtual proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2600 mAh	5000 mAh
Charger, watts	Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	22 hours	feature not registered
Standby	349 hours (14.5 days)	feature not registered
➕ Other features
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
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, White, Gold	• Colors: Black, White, Blue, Red
☢️ Radiation rate
	Galaxy J3 (SM-J320R4)	Galaxy A12 (SM-A125M)
SAR 1.6W/kg (USA, Mexico, etc.)	0.76W/kg (head), 1.45W/kg (body)	1.1W/kg (head), 1.15W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered