LG K40 (X420ZM) vs Vivo Y90 (32GB)

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Side by side comparison between LG K40 vs Vivo Y90 phones, differences, pros, cons and full specifications. What's the better?

8/23/2019 9:00 PM, updated: 3/16/2020 6:36 AM

Compare Vivo Y90 X LG K40 (X420ZM) 13Points

Specifications Compare Models Pictures

5.7"
IPS

720x1440

16
MP

8mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

06Points Vivo Y90 (32GB) Compare LG K40 X

Specifications Compare Models Pictures

6.22"
IPS

720x1520

8
MP

5mp

2GB
RAM

Quad-core

4030
mAh

(Non removable)

What's the better phone? LG K40 (X420ZM)

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!

13 Advantages LG K40 (X420ZM)	vs	6 Advantages Vivo Y90 (32GB)
+2GHz 64bit Octa-core (12nm)8% More powerful processor, you can open your applications faster	vs	2GHz 64bit Quad-core
+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards	vs	Until 256GB microSD, microSDXC
+150 grams (5.25 ounces)9% Lighter	vs	164 grams (5.74 ounces)
+282 PPI4% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+(back) 16MP99% Higher resolution main camera	vs	(back) 8MP
+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) 8MP63% 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)
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+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]
+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
8.3 millimeters (0.33 inches)	vs	+8.28 millimeters (0.33 inches)1% Thinner
720x1440 pixels	vs	+720x1520 pixels6% Higher resolution screen
5.7"	vs	+6.22"9% Larger screen
Not supported	vs	+CompassAdvantage Sensors help you use the device
3000 mAh	vs	+4030 mAh34% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
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.

25 Common items in both devices

2GB LPDDR3

32GB (20GB available) / 32GB (21GB available)

eMMC 5.1

Plastic body, glass front

TFT IPS LCD

16 million

Only digital zoom

+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 K40 (X420ZM)	Vivo Y90 (32GB)
Change model		Choose the model
Model	K40 (X420ZM)	Y90 (32GB)
Other model names	LG K40 LMX420ZM, LM-X420ZM, LG-LMX420ZM	Vivo Y90 1908
Country or region available	South Africa	Myanmar, Nigeria, Pakistan, Kenya, Sri Lanka, (Global, International)
Brand	LG	Vivo
Release date	3/31/2019	7/1/2019
Depth	8.3 millimeters (0.33 inches)	8.28 millimeters (0.33 inches)
Size (width x height)	71.9 x 153 millimeters (2.83 x 6.02 in)	75.09 x 155.11 millimeters (2.96 x 6.11 in)
Weight	150 grams (5.25 ounces)	164 grams (5.74 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
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 (X420ZM)	Vivo Y90 (32GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.7" inches	6.22" inches
Screen-to-body ratio	~76.2% (screen-to-body ratio)	~82.9% (screen-to-body ratio)
Display resolution	720x1440 pixels	720x1520 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	282 PPI	270 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 (X420ZM)	Vivo Y90 (32GB)
System version	Android 8.1 Oreo	Android 8.1 Oreo
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	LG K40 (X420ZM)	Vivo Y90 (32GB)
Chipset	64bit: MediaTek Helio P22 (MT6762) (12nm)	64bit: MediaTek MT6761 Helio A22 (12nm)
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 2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	PowerVR GE8320 (650MHz)	PowerVR GE8320
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	LG K40 (X420ZM)	Vivo Y90 (32GB)
RAM memory	2GB LPDDR3	2GB LPDDR3
Internal storage	32GB (20GB available) eMMC 5.1	32GB (21GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	LG K40 (X420ZM)	Vivo Y90 (32GB)
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	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, 40)	LTE Cat4 (Bands 1, 3, 5, 8) TD-LTE (Bands 40)
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	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 K40 (X420ZM)	Vivo Y90 (32GB)
Back camera (main camera)	16 megapixels	8 megapixels
Main camera resolution	4608x3456 pixels	3264x2448 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)	f/2.0 (aperture)
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 (X420ZM)	Vivo Y90 (32GB)
Front camera (secondary)	8 megapixels	5 megapixels
Front camera resolution	3264x2448 pixels	2560x1920 pixels
Video recording (secondary)	Full HD (1920x1080)	HD (1280x720)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
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 (X420ZM)	Vivo Y90 (32GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, XviD, MKV	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	LG K40 (X420ZM)	Vivo Y90 (32GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
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	Not supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, GALILEO
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	LG K40 (X420ZM)	Vivo Y90 (32GB)
Sensors	Accelerometer Ambient light sensor Fingerprint sensor (rear-mounted) Proximity sensor	Accelerometer Ambient light sensor Compass Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	LG K40 (X420ZM)	Vivo Y90 (32GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	4030 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 (X420ZM)	Vivo Y90 (32GB)
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, Moroccan Blue, Platinum Gray • 18:9 ratio FullVision display • LED notification • DTS-X Surround sound	• Colors: Black, Gold • Funtouch OS 4.5
☢️ Radiation rate
	LG K40 (X420ZM)	Vivo Y90 (32GB)
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