Samsung Galaxy C8 (SM-C7100 64GB) vs LG K20 (X120HM)

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Side by side comparison between Samsung Galaxy C8 vs LG K20 phones, differences, pros, cons and full specifications. What's the better?

5/18/2020 11:30 AM, updated: 6/6/2025 11:25 AM

Compare LG K20 X Samsung Galaxy C8 (SM-C7100 64GB) 17Points

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

13
MP

16mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

04Points LG K20 (X120HM) Compare Samsung Galaxy C8 X

Specifications Compare Models Pictures

5.45"
IPS

480x960

8
MP

5mp

1GB
RAM

Quad-core

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy C8 (SM-C7100 64GB)

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!

17 Advantages Samsung Galaxy C8 (SM-C7100 64GB)	vs	4 Advantages LG K20 (X120HM)
+2.6GHz 64bit Octa-core (16nm)90% More powerful processor, you can open your applications faster	vs	1.5GHz 64bit Quad-core (28nm)
+4GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.	vs	1GB LPDDR3
+64GB (51GB available)4 times More internal storage for applications and files	vs	16GB (11GB available)
+7.9 millimeters (0.31 inches)5% Thinner	vs	8.3 millimeters (0.33 inches)
+Aluminum body, glass frontAdvantage More resistant material	vs	Plastic body, glass front
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+1080x1920 pixels4 times Higher resolution screen	vs	480x960 pixels
+401 PPI104% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	197 PPI
+5.5"1% Larger screen	vs	5.45"
+(dual camera) 13MP + 5MP123% Higher resolution main camera	vs	(back) 8MP
+f/1.7 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+(front) 16MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 5MP
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+CompassAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (front-mounted)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
180 grams (6.3 ounces)	vs	+152 grams (5.32 ounces)18% Lighter
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Android 8.1 Oreo	vs	+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer
Not supported	vs	+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

29 Common items in both devices

eMMC 5.1

Until 256GB microSD, microSDXC

60Hz

16 million

LED flash on both cameras

Only digital zoom

Autofocus

+22 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 C8 (SM-C7100 64GB)	LG K20 (X120HM)
Change model		Choose the model
Model	Galaxy C8 (SM-C7100 64GB)	K20 (X120HM)
Other model names	盖乐世 C8 4GB RAM + 64GB, SM-C7100ZKGCHC	LG K20 2019 LMX120HM.ATCLBK (1-SIM) , LM-X120HM (TelCel)
Country or region available	China, Hong Kong	(Latin America), Chile, Mexico, Peru
Brand	Samsung	LG
Release date	9/1/2017	8/7/2019
Depth	7.9 millimeters (0.31 inches)	8.3 millimeters (0.33 inches)
Size (width x height)	74.7 x 152.4 millimeters (2.94 x 6 in)	71.9 x 148.6 millimeters (2.83 x 5.85 in)
Weight	180 grams (6.3 ounces)	152 grams (5.32 ounces)
Build, materials	Aluminum body, glass front	Plastic body, glass front
Protection against water and others	Not supported	MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
📲 Display
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Display type	Super AMOLED	TFT IPS LCD
Screen size	5.5" inches	5.45" inches
Screen-to-body ratio	~73.3% (screen-to-body ratio)	~71.7% (screen-to-body ratio)
Display resolution	1080x1920 pixels	480x960 pixels (18:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	197 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	60Hz	60Hz
Display features	Always-On Display	Not supported
🤖 Operating System
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
System version	Android 7.1.1 Nougat	Android 9.0 Pie
Firmware update	Android 8.1 Oreo	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Chipset	64bit: MediaTek Helio P25 (MT6757T) (16nm)	64bit: MediaTek MT6739 (28nm)
CPU	Octa-core, 2 processors: 4x 2.6GHz ARM Cortex-A53 (Quad-core) 4x 1.6GHz ARM Cortex-A53 (Quad-core)	Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-T880 MP2 (1GHz)	PowerVR GE8100 MP1 (570MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
RAM memory	4GB LPDDR4X	1GB LPDDR3
Internal storage	64GB (51GB available) eMMC 5.1	16GB (11GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 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 TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 39, 40, 41)	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 17, 28, 66) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	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	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Back camera (main camera)	(dual camera) 13 megapixels 5MP f/1.9	8 megapixels
Main camera resolution	4128x3096 pixels	3264x2448 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash on both cameras
Focal aperture	f/1.7 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	27mm (lens)
Sensor size	feature not registered	1/4" inches
Pixel size	feature not registered	1.12µm pixel
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 C8 (SM-C7100 64GB)	LG K20 (X120HM)
Front camera (secondary)	16 megapixels	5 megapixels
Front camera resolution	4608x3456 pixels	2560x1920 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	LED
Focal aperture	f/1.9 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	24mm (lens)
Sensor size	feature not registered	1/5" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, MKV	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + A2DP	4.2 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz)
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor (front-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable) BL-01
Battery capacity	3000 mAh	3000 mAh
Charger, watts	Wired charging	6W (5V/1.2A) Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	16 hours	17 hours
Standby	feature not registered	600 hours (25 days)
➕ Other features
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder
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, Gold, Pink	• Colors: Black, Blue, Platinum • Android Go edition • Google assistant • WiFi hotspot
☢️ Radiation rate
	Galaxy C8 (SM-C7100 64GB)	LG K20 (X120HM)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.719W/kg (head), 1.26W/kg (body)	feature not registered