LG Stylus 3 (M400N) vs Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)

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Side by side comparison between LG Stylus 3 vs Samsung Galaxy M51 phones, differences, pros, cons and full specifications. What's the better?

9/20/2020 10:31 PM, updated: 4/29/2021 1:40 AM

Compare Samsung Galaxy M51 X LG Stylus 3 (M400N) 03Points

Specifications Compare Models Pictures

5.7"
IPS

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3080
mAh

(Removable)

27Points Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM) Compare LG Stylus 3 X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2340

64
MP

32mp

8GB
RAM

Octa-core

7000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M51 (SM-M515F/DSN 8GB 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!

3 Advantages LG Stylus 3 (M400N)	vs	27 Advantages Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
+149 grams (5.22 ounces)43% Lighter	vs	213 grams (7.46 ounces)
+7.4 millimeters (0.29 inches)28% Thinner	vs	9.5 millimeters (0.37 inches)
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
1.5GHz 64bit Octa-core	vs	+2.2GHz 64bit Octa-core (8nm)85% More powerful processor, you can open your applications faster
3GB LPDDR3	vs	+8GB LPDDR4X167% More RAM memory. Typically more responsive and better for multitasking.
16GB (9GB available)	vs	+128GB (106GB available)11 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 IPS LCD	vs	+Super AMOLED PlusAdvantage Super AMOLED Plus display is brighter and more vivid
720x1280 pixels	vs	+1080x2340 pixels174% Higher resolution screen
258 PPI	vs	+385 PPI49% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.7"	vs	+6.7"18% Larger screen
(back) 13MP	vs	+(quad camera) 64MP + 12MP + 5MP + 5MP6 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
1/3" inches	vs	+1/1.73" inches73% The larger sensor camera lets you take photos with better depth.
f/2.2 (aperture)	vs	+f/1.8 (aperture)22% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 8MP	vs	+(front) 32MP3 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
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 7.0 Nougat	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 400 Mbps33% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
3080 mAh	vs	+7000 mAh127% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
6W	vs	+25W3 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.
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
802.11 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
4.1 + 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.
Not supported	vs	+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys

25 Common items in both devices

eMMC 5.1

Plastic body, glass front

60Hz

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

+18 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
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Change model		Choose the model
Model	Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Other model names	LG Stylus 3 16GB 3GB RAM, LG-M400N, LGM400N, LG PH3	Samsung Galaxy M51 SM-M515F/DSN (8GB RAM)
Country or region available	Hong Kong	India, Malaysia, Turkey
Brand	LG	Samsung
Release date	3/1/2017	9/11/2020
Depth	7.4 millimeters (0.29 inches)	9.5 millimeters (0.37 inches)
Size (width x height)	79.8 x 155.6 millimeters (3.14 x 6.13 in)	76.3 x 163.9 millimeters (3 x 6.45 in)
Weight	149 grams (5.22 ounces)	213 grams (7.46 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Display type	TFT IPS LCD	Super AMOLED Plus
Screen size	5.7" inches	6.7" inches
Screen-to-body ratio	~72.1% (screen-to-body ratio)	~88.1% (screen-to-body ratio)
Display resolution	720x1280 pixels (16:9)	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	258 PPI	385 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 3
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
System version	Android 7.0 Nougat	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Chipset	64bit: MediaTek MT6750 (28nm)	64bit: Qualcomm Snapdragon 730G (SM7150-AB) (8nm)
CPU	Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core)
GPU graphical controller	ARM Mali-T860 MP2 520Mhz	Qualcomm Adreno 618 (700MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
RAM memory	3GB LPDDR3	8GB LPDDR4X
Internal storage	16GB (9GB available) eMMC 5.1	128GB (106GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	400/50 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	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (1, 3, 7, 8) TD-LTE (40) VoLTE	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	Not supported
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
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Back camera (main camera)	13 megapixels	(quad camera) 64 megapixels 12MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	4128x3096 pixels	10120x6328 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	1/3" inches	1/1.73" inches
Pixel size	1.12µm pixel	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	feature not registered
📸 Front camera
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Front camera (secondary)	8 megapixels	32 megapixels
Front camera resolution	3264x2448 pixels	6528x4896 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, 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
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
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 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Battery type	Li-Ion: lithium-ion (Removable) BL-44E1F	LiPo: li-ion polymer (Non removable)
Battery capacity	3080 mAh	7000 mAh
Charger, watts	6W (5V/1.2A) Wired charging	25W Wired fast charging Reverse charging by cable
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	8 hours	64 hours (2.7 days)
Standby	340 hours (14.2 days)	feature not registered
➕ Other features
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB 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: Gray, Gold • Smart Pen Pro • Quick Shutter, Quick Selfie	• Colors: Celestial Black, Electric Blue • One UI 2.1, 3.1
☢️ Radiation rate
	LG Stylus 3 (M400N)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.609W/kg (head), 1.446W/kg (body)