BlackBerry Z10 (4G LTE) vs LG K42 (K420YMW)

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Side by side comparison between BlackBerry Z10 vs LG K42 phones, differences, pros, cons and full specifications. What's the better?

3/7/2021 7:46 PM, updated: 6/19/2025 8:54 AM

Compare LG K42 X BlackBerry Z10 (4G LTE) 06Points

Specifications Compare Models Pictures

4.2"
IPS

768x1280

8
MP

2mp

2GB
RAM

Dual-core

1800
mAh

(Removable)

22Points LG K42 (K420YMW) Compare BlackBerry Z10 X

Specifications Compare Models Pictures

6.6"
IPS

720x1600

13
MP

8mp

3GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? LG K42 (K420YMW)

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 BlackBerry Z10 (4G LTE)	vs	22 Advantages LG K42 (K420YMW)
+138 grams (4.83 ounces)33% Lighter	vs	184 grams (6.44 ounces)
+355 PPI33% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	266 PPI
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+LiPo: li-ion polymer (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1.5GHz 32bit Dual-core	vs	+2GHz 64bit Octa-core (12nm)114% More powerful processor, you can open your applications faster
2GB LPDDR2	vs	+3GB LPDDR4X50% More RAM memory. Typically more responsive and better for multitasking.
16GB (11GB available)	vs	+64GB (45GB available)3 times More internal storage for applications and files
Until 64GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC15 times More external storage for files using memory cards
9 millimeters (0.35 inches)	vs	+8.4 millimeters (0.33 inches)7% Thinner
768x1280 pixels	vs	+720x1600 pixels17% Higher resolution screen
4.2"	vs	+6.6"57% Larger screen
(back) 8MP	vs	+(quad camera) 13MP + 5MP + 2MP + 2MP173% 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
f/2.2 (aperture)	vs	+f/1.8 (aperture)22% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 2MP	vs	+(front) 8MP3 times Higher resolution secondary camera to take pictures and selfies
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
70000 apps (BlackBerry App World)	vs	+3500000 apps (Google Play Store)49 times More apps available to download and use
(4G LTE) 100 Mbps	vs	+(4G LTE) 150 Mbps50% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
Not supported	vs	+Fingerprint sensor (side-mounted)Advantage Sensors help you use the device
1800 mAh	vs	+4000 mAh122% 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.
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
4.0 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

26 Common items in both devices

Plastic body, glass front

TFT IPS LCD

60Hz

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

+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
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Change model		Choose the model
Model	Z10 (4G LTE)	K42 (K420YMW)
Other model names	BlackBerry Z10 STL100-2, STL100-3, STL100-4, RIM Liverpool	LG K42 LMK420YMW, LM-K420YMW Dual-SIM
Country or region available	feature not registered	(Global, International), United Arab Emirates, India, Israel, Taiwan
Brand	BlackBerry	LG
Release date	1/31/2013	9/21/2020
Depth	9 millimeters (0.35 inches)	8.4 millimeters (0.33 inches)
Size (width x height)	65.6 x 130 millimeters (2.58 x 5.12 in)	76.7 x 165 millimeters (3.02 x 6.5 in)
Weight	138 grams (4.83 ounces)	184 grams (6.44 ounces)
Build, materials	Plastic 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
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	4.2" inches	6.6" inches
Screen-to-body ratio	~58.9% (screen-to-body ratio)	~83.1% (screen-to-body ratio)
Display resolution	768x1280 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	355 PPI	266 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
System version	BlackBerry OS 10	Android 10
Firmware update	BlackBerry OS 10.2	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Chipset	32bit: Qualcomm Snapdragon S4 Plus MSM8960 (28nm)	64bit: MediaTek Helio P22 (MT6762) (12nm)
CPU	Dual-core, 1 processor: 2x 1.5GHz Krait (Dual-core)	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 225	PowerVR GE8320 (650MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
RAM memory	2GB LPDDR2	3GB LPDDR4X
Internal storage	16GB (11GB available)	64GB (45GB available) eMMC 5.1
External storage	Until 64GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	100/50 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 STL100-2:850/900/2100, STL100-3: 800/850/1700/1900/2100, STL100-4: 900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat3 STL100-2 model: LTE (3, 7, 8, 20) STL100-3: LTE (2, 4, 5, 17) STL100-4: LTE (13)	LTE Cat4 (1, 3, 5, 7, 8, 20, 28) TD-LTE (38, 39, 40) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	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
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Back camera (main camera)	8 megapixels	(quad camera) 13 megapixels 5MP ultrawide f/2.2115°1/5.0"1.12µm 2MP macro f/2.41.75μm 2MP depth f/2.41.75μm
Main camera resolution	3264x2448 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	27mm (lens)
Sensor size	feature not registered	1/3.1" inches
Pixel size	feature not registered	1.12µm pixel
Autofocus	Autofocus	PDAF: phase detection 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	Supported	Not supported
HDR	HDR photo only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Front camera (secondary)	2 megapixels	8 megapixels
Front camera resolution	1600x1200 pixels	3264x2448 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (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
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, DivX, Xvid, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
USB	MicroUSB 2.0	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Micro HDMI Type D	USB Type-C (reversible)
Bluetooth	4.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (side-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
Battery type	LiPo: li-ion polymer (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1800 mAh	4000 mAh
Charger, watts	Wired charging	10W (5V/2A) Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	10 hours	16 hours
Standby	312 hours (13 days)	180 hours (7.5 days)
➕ Other features
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
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 • BBM 6 • Java framework	• Colors: Titan, Green, Red • Silicon case included • LG 3D Sound Engine
☢️ Radiation rate
	BlackBerry Z10 (4G LTE)	LG K42 (K420YMW)
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