LG K40 (X420EMW) vs ZTE Blade V8C

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Side by side comparison between LG K40 vs ZTE Blade V8C phones, differences, pros, cons and full specifications. What's the better?

4/4/2019 9:46 PM, updated: 5/18/2020 2:48 PM

Compare ZTE Blade V8C X LG K40 (X420EMW) 17Points

Specifications Compare Models Pictures

5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

08Points ZTE Blade V8C Compare LG K40 X

Specifications Compare Models Pictures

5"
IPS

720x1280

13
MP

5mp

3GB
RAM

Quad-core

2500
mAh

(Non removable)

What's the better phone? LG K40 (X420EMW)

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 LG K40 (X420EMW)	vs	8 Advantages ZTE Blade V8C
+2GHz 64bit Octa-core (12nm)62% More powerful processor, you can open your applications faster	vs	1.4GHz 64bit Quad-core
+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards	vs	Until 256GB microSD, microSDXC
+720x1440 pixels13% Higher resolution screen	vs	720x1280 pixels
+5.7"14% Larger screen	vs	5"
+(back) 16MP8% Higher resolution main camera	vs	(dual camera) 13MP + 2MP
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 8MP59% Higher resolution secondary camera to take pictures and selfies	vs	(front) 5MP
+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera	vs	(front) HD (1280x720)
+Android 8.1 OreoAdvantage Android 8.1 Oreo is newer and safer	vs	Android 7.1 Nougat
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+3000 mAh20% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	2500 mAh
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.1 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2GB LPDDR3	vs	+3GB LPDDR350% More RAM memory. Typically more responsive and better for multitasking.
32GB (20GB available)	vs	+32GB (22GB available)10% More internal storage for applications and files
145 grams (5.08 ounces)	vs	+133 grams (4.66 ounces)9% Lighter
8.3 millimeters (0.33 inches)	vs	+7.9 millimeters (0.31 inches)5% Thinner
282 PPI	vs	+294 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)
Not supported	vs	+CompassAdvantage Sensors help you use the device
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

19 Common items in both devices

TFT IPS LCD

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

Full HD (1920x1080)

4G LTE-A / 4G LTE

+12 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 K40 (X420EMW)	ZTE Blade V8C
Change model
Model	K40 (X420EMW)	Blade V8C
Other model names	LG K40 LMX420EMW NFC Dual-sim, LM-X420EMW, LG-LMX420EMW	ZTE Blade V8c 32GB
Country or region available	(Global, International), (Europe)	Russia
Brand	LG	ZTE
Release date	3/31/2019	11/1/2017
Depth	8.3 millimeters (0.33 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	71.9 x 153 millimeters (2.83 x 6.02 in)	70.7 x 145 millimeters (2.78 x 5.71 in)
Weight	145 grams (5.08 ounces)	133 grams (4.66 ounces)
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.	Not supported
📲 Display
	LG K40 (X420EMW)	ZTE Blade V8C
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.7" inches	5" inches
Screen-to-body ratio	~76.2% (screen-to-body ratio)	~67.2% (screen-to-body ratio)
Display resolution	720x1440 pixels	720x1280 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	282 PPI	294 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	LG K40 (X420EMW)	ZTE Blade V8C
System version	Android 8.1 Oreo	Android 7.1 Nougat
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG K40 (X420EMW)	ZTE Blade V8C
Chipset	64bit: MediaTek Helio P22 (MT6762) (12nm)	64bit: Qualcomm Snapdragon 425 MSM8917 (28nm)
CPU	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core)	Quad-core, 1 processor: 4x 1.4GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	PowerVR GE8320 (650MHz)	Qualcomm Adreno 308 500Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG K40 (X420EMW)	ZTE Blade V8C
RAM memory	2GB LPDDR3	3GB LPDDR3
Internal storage	32GB (20GB available) eMMC 5.1	32GB (22GB available)
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG K40 (X420EMW)	ZTE Blade V8C
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-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	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	UMTS 850/900/2100
Primary 4G network	LTE Cat6 (Bands 1, 3, 5, 7, 8, 20) TD-LTE (Bands 38)	LTE Cat4 800/850/900/1800/2100/2600 (Bands 1,3,5,7,8,20) TD-LTE 2600 (Bands 38)
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
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	LG K40 (X420EMW)	ZTE Blade V8C
Back camera (main camera)	16 megapixels	(dual camera) 13 megapixels 2MP
Main camera resolution	4608x3456 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/3" inches	feature not registered
Pixel size	1µm pixel	feature not registered
Autofocus	PDAF: phase detection 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 on both cameras	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	LG K40 (X420EMW)	ZTE Blade V8C
Front camera (secondary)	8 megapixels	5 megapixels
Front camera resolution	3264x2448 pixels	2592x1944 pixels
Video recording (secondary)	Full HD (1920x1080)	HD (1280x720)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
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
	LG K40 (X420EMW)	ZTE Blade V8C
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, XviD, MKV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, OGG, eAAC+, FLAC
🔌 Connectivity
	LG K40 (X420EMW)	ZTE Blade V8C
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	5.0 + A2DP/LE	4.1 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG K40 (X420EMW)	ZTE Blade V8C
Sensors	Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K40 (X420EMW)	ZTE Blade V8C
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	2500 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	8 hours	feature not registered
Standby	100 hours (4.2 days)	feature not registered
➕ Other features
	LG K40 (X420EMW)	ZTE Blade V8C
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, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound	• Colors: Black/gray • Aluminum body • 2.5D glass screen
☢️ Radiation rate
	LG K40 (X420EMW)	ZTE Blade V8C
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered