LG Nexus 5X (H790 16GB) vs Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)

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Side by side comparison between LG Nexus 5X 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 Nexus 5X (H790 16GB) 06Points

Specifications Compare Models Pictures

5.2"
IPS

1080x1920

12.4
MP

5mp

2GB
RAM

Hexa-core

2700
mAh

(Non removable)

19Points Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM) Compare LG Nexus 5X 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!

6 Advantages LG Nexus 5X (H790 16GB)	vs	19 Advantages Samsung Galaxy M51 (SM-M515F/DSN 8GB RAM)
+136 grams (4.76 ounces)57% Lighter	vs	213 grams (7.46 ounces)
+7.9 millimeters (0.31 inches)20% Thinner	vs	9.5 millimeters (0.37 inches)
+424 PPI10% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	385 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1.8GHz 64bit Hexa-core	vs	+2.2GHz 64bit Octa-core (8nm)52% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+8GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)	vs	+128GB (106GB available)10 times More internal storage for applications and files
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
TFT IPS LCD	vs	+Super AMOLED PlusAdvantage Super AMOLED Plus display is brighter and more vivid
1080x1920 pixels	vs	+1080x2340 pixels22% Higher resolution screen
5.2"	vs	+6.7"29% Larger screen
(back) 12.4MP	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
1/2.3" inches	vs	+1/1.73" inches33% The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 5MP	vs	+(front) 32MP5 times Higher resolution secondary camera to take pictures and selfies
Android 6.0 Marshmallow	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
2700 mAh	vs	+7000 mAh159% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

26 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

4K UHD (3840x2160)

(front) Full HD (1920x1080)

4G LTE-A

Capacitive

+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
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Change model		Choose the model
Model	Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Other model names	Google Nexus 5X, LG H790, LG Bullhead	Samsung Galaxy M51 SM-M515F/DSN (8GB RAM)
Country or region available	USA, Mexico	India, Malaysia, Turkey
Brand	LG	Samsung
Release date	10/20/2015	9/11/2020
Depth	7.9 millimeters (0.31 inches)	9.5 millimeters (0.37 inches)
Size (width x height)	72.6 x 147 millimeters (2.86 x 5.79 in)	76.3 x 163.9 millimeters (3 x 6.45 in)
Weight	136 grams (4.76 ounces)	213 grams (7.46 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Display type	TFT IPS LCD	Super AMOLED Plus
Screen size	5.2" inches	6.7" inches
Screen-to-body ratio	~69.8% (screen-to-body ratio)	~88.1% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	385 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
System version	Android 6.0 Marshmallow	Android 10
Firmware update	feature not registered	Android 11
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Chipset	64bit: Qualcomm Snapdragon 808 MSM8992 (20nm)	64bit: Qualcomm Snapdragon 730G (SM7150-AB) (8nm)
CPU	Hexa-core, 2 processors: 2x 1.8GHz ARM Cortex-A57 (Dual-core) 4x 1.4GHz 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	Qualcomm Adreno 418	Qualcomm Adreno 618 (700MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
RAM memory	2GB LPDDR3	8GB LPDDR4X
Internal storage	16GB (10GB available)	128GB (106GB available) eMMC 5.1
External storage	Not supported	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG Nexus 5X (H790 16GB)	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	CDMA 800/1900, 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 Cat6 700/800/850/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,12,13,17,20,25,26,29)	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, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, 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 Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Back camera (main camera)	12.4 megapixels	(quad camera) 64 megapixels 12MP ultrawide f/2.2123° 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	4056x3046 pixels	10120x6328 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	26mm (lens)
Sensor size	1/2.3" inches	1/1.73" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	feature not registered	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 Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Front camera (secondary)	5 megapixels	32 megapixels
Front camera resolution	2592x1944 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	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 Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, DivX	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
USB	USB 2.0 Type-C reversible connector	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/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	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 Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Sensors	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	2700 mAh	7000 mAh
Charger, watts	Wired charging	25W Wired fast charging Reverse charging by cable
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	20 hours	64 hours (2.7 days)
Standby	420 hours (17.5 days)	feature not registered
➕ Other features
	LG Nexus 5X (H790 16GB)	Galaxy M51 (SM-M515F/DSN 8GB RAM)
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: Black, White, Light blue • Oleophobic coating • Fingerprint sensor • Sony IMX377 sensor camera • Laser autofocus camera • 1.55µm pixel size • Fast charging: up to 3h40min of use in 10min	• Colors: Celestial Black, Electric Blue • One UI 2.1, 3.1
☢️ Radiation rate
	LG Nexus 5X (H790 16GB)	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)