LG K4 (K120E) vs LG K8+ 2018 (X210ULMA)

Share page: Facebook Twitter WhatsApp Share page:

Side by side comparison between LG K4 vs LG K8+ (2018) phones, differences, pros, cons and full specifications. What's the better?

7/15/2018 9:15 PM, updated: 6/4/2025 10:55 AM

Compare LG K8+ (2018) X LG K4 (K120E) 01Point

Specifications Compare Models Pictures

4.5"
IPS

480x854

5
MP

2mp

1GB
RAM

Quad-core

1940
mAh

(Removable)

19Points LG K8+ 2018 (X210ULMA) Compare LG K4 X

Specifications Compare Models Pictures

5"
IPS

720x1280

8
MP

5mp

2GB
RAM

Octa-core

2500
mAh

(Removable)

What's the better phone? LG K8+ 2018 (X210ULMA)

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!

1 Advantage LG K4 (K120E)	vs	19 Advantages LG K8+ 2018 (X210ULMA)
+120 grams (4.2 ounces)17% Lighter	vs	140 grams (4.9 ounces)
1GHz 64bit Quad-core (28nm)	vs	+1.5GHz 64bit Octa-core54% More powerful processor, you can open your applications faster
1GB LPDDR3	vs	+2GB LPDDR3100% More RAM memory. Typically more responsive and better for multitasking.
8GB (3.88GB available)	vs	+16GB (9GB available)132% More internal storage for applications and files
Until 32GB microSD, microSDHC	vs	+Until 128GB microSD, microSDXC3 times More external storage for files using memory cards
8.9 millimeters (0.35 inches)	vs	+8.1 millimeters (0.32 inches)10% Thinner
480x854 pixels	vs	+720x1280 pixels125% Higher resolution screen
218 PPI	vs	+294 PPI35% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.5"	vs	+5"11% Larger screen
(back) 5MP	vs	+(back) 8MP59% Higher resolution main camera
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.8 (aperture)	vs	+f/2.0 (aperture)40% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 2MP	vs	+(front) 5MP156% 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) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 5.1.1 Lollipop	vs	+Android 7.1.2 NougatAdvantage Android 7.1.2 Nougat is newer and safer
Not supported	vs	+CompassAdvantage Sensors help you use the device
1940 mAh	vs	+2500 mAh29% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
4.0 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster
Not supported	vs	+Cristal Dinorex (NEG)Advantage Protection against scratches on the screen lets you carry your phone with your keys

24 Common items in both devices

Plastic body, glass front

TFT IPS LCD

16 million

LED flash

Only digital zoom

Autofocus

EIS: Digital stabilization

+17 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 K4 (K120E)	LG K8+ 2018 (X210ULMA)
Change model		Choose the model
Model	LG K4 (K120E)	K8+ 2018 (X210ULMA)
Other model names	LG K4 K120E, LG-K120E, LGK120E	ACG LG K8 Plus LMX210ULMA, LM-X210ULMA, LG K8 2018
Country or region available	(Europe), South Africa	USA
Brand	LG	LG
Release date	2/1/2016	5/1/2018
Depth	8.9 millimeters (0.35 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	66.7 x 131.9 millimeters (2.63 x 5.19 in)	71.882 x 144.78 millimeters (2.83 x 5.7 in)
Weight	120 grams (4.2 ounces)	140 grams (4.9 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	4.5" inches	5" inches
Screen-to-body ratio	~63.4% (screen-to-body ratio)	~66.2% (screen-to-body ratio)
Display resolution	480x854 pixels	720x1280 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	218 PPI	294 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Cristal Dinorex (NEG)
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
System version	Android 5.1.1 Lollipop	Android 7.1.2 Nougat
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Chipset	64bit: MediaTek MT6735M (28nm)	64bit: MediaTek MT6750 (28nm)
CPU	Quad-core, 1 processor: 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 1.5GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-T720 MP1 (450MHz)	ARM Mali-T860 MP2 520Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
RAM memory	1GB LPDDR3	2GB LPDDR3
Internal storage	8GB (3.88GB available)	16GB (9GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 128GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
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	GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO UMTS 850/1700/1900/2100
Primary 4G network	LTE Cat4 (Bands 1, 3, 7, 8, 20)	LTE Cat4 (Bands 2, 4, 5, 12, 13, 25, 26) TD-LTE (Bands 41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, 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
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Back camera (main camera)	5 megapixels	8 megapixels
Main camera resolution	2592x1944 pixels	3264x2448 pixels
Video recording (primary)	HD (1280x720) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.8 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
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	Not supported	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Front camera (secondary)	2 megapixels	5 megapixels
Front camera resolution	1600x1200 pixels	2560x1920 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.8 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/5" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	Not supported
Radio	FM (RDS)	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, XviD	MP4, H.265, H.264, H.263, MKV, XviD
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
USB	MicroUSB 2.0	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	4.2 + A2DP
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	A-GPS, GeoTagging, GLONASS
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Sensors	Accelerometer Ambient light sensor Proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
Battery type	Li-Ion: lithium-ion (Removable) BL-49JH	Li-Ion: lithium-ion (Removable) BL-45F1F
Battery capacity	1940 mAh	2500 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	9 hours	15 hours
Standby	500 hours (20.8 days)	395 hours (16.5 days)
➕ Other features
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
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: White, Blue • Knock Code	• Colors: Urban Titan • HAC M4/T3
☢️ Radiation rate
	LG K4 (K120E)	LG K8+ 2018 (X210ULMA)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.09W/kg (head), 1.17W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	0.604W/kg (head), 1.19W/kg (body)	feature not registered