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Unihertz Jelly (8GB) vs LG K42 (K420YMW)

Side by side comparison between Unihertz Jelly vs LG K42 phones, differences, pros, cons with full specifications. What's the better?

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Compare LG K42 XUnihertz Jelly (8GB)02Points
Unihertz Jelly (8GB)
2.45"
TFT

240x432

5
MP

2mp

1GB
RAM

32bit Quad

950
mAh

(Removable)

vs
LG K42 (K420YMW)
6.6"
IPS

720x1600

13
MP

8mp

3GB
RAM

64bit Octa

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!

Jelly (8GB)2 Advantages Unihertz Jelly (8GB)vsK42 (K420YMW)28 Advantages LG K42 (K420YMW)
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Li-Ion: Lithium-Ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: Li-Ion polymer (Non removable)
1.1Ghz 32bit Quad-Corevs+2Ghz 64bit Octa-Core139%
More powerful processor, you can open your applications faster
1GBvs+3GB LPDDR4X2 times
More RAM memory. Typically more responsive and better for multitasking.
8GB (2GB available)vs+64GB (45GB available)22 times
More internal storage for applications and files
Until 32GB microSD, microSDHCvs+Until 1TB microSD, microSDXC31 times
More external storage for files using memory cards
13.3 millimeters (0.52 inches)vs+8.4 millimeters (0.33 inches)58%
Thinner
TFT LCDvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
260 thousandvs+16 million61 times
More colors on the screen is better quality images and videos
240x432 pixelsvs+720x1600 pixels10 times
Higher resolution screen
202 PPIvs+266 PPI32%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
2.45"vs+6.6"169%
Larger screen
(back) 5MPvs+(quad camera) 13MP + 5MP + 2MP + 2MP3 times
Higher resolution main camera
Not supportedvs+PDAF: phase detection autofocusAdvantage
Best autofocus type for taking pictures
Not supportedvs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
(front) 2MPvs+(front) 8MP3 times
Higher resolution secondary camera to take pictures and selfies
VGA (640x480)vs+Full HD (1920x1080)6 times
More image quality for recording videos with the primary camera
(front) CIF (480x240)vs+(front) Full HD (1920x1080)17 times
More image quality for recording videos with the secondary camera
Android 7.0 Nougatvs+Android 10Advantage
Android 10 is newer and safer
Not supportedvs+Proximity sensorAdvantage
Sensors help you use the device
Not supportedvs+Ambient Light sensorAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
950 mAhvs+4000 mAh3 times
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Not supportedvs+Active noise cancellationAdvantage
Noise-canceling microphone allows better call quality
Not supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general
4.0 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

19 Common items in both devices
Plastic body, glass front
LED flash
Only digital zoom
EIS: Digital stabilization
4G LTE
150 Mbps
Capacitive
+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 differencesClear highlight
Physical featuresUnihertz Jelly (8GB)LG K42 (K420YMW)
ModelJelly (8GB)K42 (K420YMW)
Other model namesUnihertz Jelly 1GB/8GB Dual-SimLG K42 LMK420YMW, LM-K420YMW Dual-SIM
Country or region availableChina
China
(Global, International)United Arab EmiratesIndiaIsraelTaiwan
(Global, International), United Arab Emirates, India, Israel, Taiwan
BrandUnihertzLG
Release dateApril, 2017September, 2020
Depth13.3 millimeters (0.52 inches)8.4 millimeters (0.33 inches)
Size (width x height)43 x 92.3 millimeters (1.69 x 3.63 in)76.7 x 165 millimeters (3.02 x 6.5 in)
Weightfeature not registered184 grams (6.44 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
System (OS)Unihertz Jelly (8GB)LG K42 (K420YMW)
Operating systemAndroid 7.0 NougatAndroid 10
Firmware updatefeature not registeredfeature not registered
HardwareUnihertz Jelly (8GB)LG K42 (K420YMW)
Chipset32bit64bit - MediaTek MT6762 Helio P22 (12nm)
CPU processor1.1Ghz Quad-Core ARM Cortex-A53Octa-Core, 2 processors:
2Ghz Quad-Core ARM Cortex-A53
1.5Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerfeature not registeredPowerVR GE8320 650Mhz
RAM memory1GB3GB LPDDR4X
Internal storage8GB (2GB available)64GB (45GB available)
eMMC 5.1
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplayUnihertz Jelly (8GB)LG K42 (K420YMW)
Display typeTFT LCDTFT IPS LCD
Screen size2.45" inches6.6" inches
Screen-to-body ratio~41.4% (screen-to-body ratio)~83.1% (screen-to-body ratio)
Display resolution240x432 pixels720x1600 pixels (20:9)
TouchscreenCapacitive Multitouch 5-pointsCapacitive Multitouch
Pixel density (dot pitch)202 PPI266 PPI
Colors260 thousand16 million
Scratch-resistant glassNot supportedNot supported
Display featuresfeature not registered60Hz
Mobile networksUnihertz Jelly (8GB)LG K42 (K420YMW)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload150/50 Mbps150/50 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkTD-SCDMA 1900/2000
UMTS 850/900/1900/2100
UMTS 850/900/1900/2100
Primary 4G networkLTE Cat4 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 19, 20)
TD-LTE (Bands 40)
LTE Cat4 (1, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 39, 40)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingUnihertz Jelly (8GB)LG K42 (K420YMW)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice recorderVoice dialing, Voice recorder, Voice commands
CameraUnihertz Jelly (8GB)LG K42 (K420YMW)
Back camera (main camera)5 megapixels(quad camera)
13 megapixels
5MP ultrawidef/2.2115º1/5.0"1.12µm
2MP macrof/2.41.75μm
2MP depthf/2.41.75μm
Main camera resolution2560x1920 pixels4128x3096 pixels
Video recording (primary)VGA (640x480) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registered27mm lens
Sensor sizefeature not registered1/3.1" inches
Pixel sizefeature not registered1.12µm pixel
AutofocusNot supportedPDAF: phase detection autofocus
Touch focusNot supportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedHDR photo on both cameras
2ª cameraUnihertz Jelly (8GB)LG K42 (K420YMW)
Front camera (secondary)2 megapixels8 megapixels
Front camera resolution1600x1200 pixels3264x2448 pixels
Video recording (secondary)CIF (480x240)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registeredfeature not registered
MultimediaUnihertz Jelly (8GB)LG K42 (K420YMW)
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+MP3, WAV, WMA, eAAC+, FLAC
ConnectivityUnihertz Jelly (8GB)LG K42 (K420YMW)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedUSB Type-C (reversible)
Audio output3.5mm jack3.5mm jack
Bluetooth4.0 + A2DP5.0 + A2DP/LE
WiFi802.11 a/b/g/n (2.4Ghz, 5Ghz)802.11 b/g/n (2.4Ghz)
DLNANot supportedNot supported
NFCNot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
Infrared portNot supportedNot supported
Other functionsUnihertz Jelly (8GB)LG K42 (K420YMW)
Active noise cancellationNot supportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Compass
Gyroscope
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Face unlock
Fingerprint sensor (side-mounted)
Other features- Colors: Black, White, Blue
- WiFi hotspot
- Colors: Titan, Green, Red
- Silicon case included
- LG 3D Sound Engine
- WiFi direct, hotspot
Power supplyUnihertz Jelly (8GB)LG K42 (K420YMW)
BatteryLi-Ion: Lithium-Ion (Removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity950 mAh4000 mAh
Charger, watts Standard charging10W (5V/2A) Standard charging
Talk time autonomy1440 minutes | 24 hours | 1 day960 minutes | 16 hours | 0.7 day
Standby10080 minutes | 168 hours | 7 days10800 minutes | 180 hours | 7.5 days
Radiation rateUnihertz Jelly (8GB)LG K42 (K420YMW)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registeredfeature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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