Samsung Galaxy J4+ vs. LG K40

Phone Comparison, Reviews and Tests

Detailed comparison and review of Samsung Galaxy J4+ and LG K40. With our comprehensive overview, you can simply compare sizes, functions, but also other key features of both phones and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the phone that best fits your needs and expectations.

Phone Specifications Comparison

Samsung Galaxy J4+ vs. LG K40 Comparison Chart
DESIGN AND DIMENSIONS Samsung Galaxy J4+ LG K40
Product Type Smartphone Smartphone
Manufacturer Model Number SM-J415F/DS LM-X420EMW
Form Factor Touch Touch
Height 161.4 mm 153 mm Samsung Galaxy J4+ has greater height than LG K40.
Width 76.9 mm 71.9 mm Samsung Galaxy J4+ has greater width than LG K40.
Depth 7.9 mm 8.3 mm Samsung Galaxy J4+ is narrower than Samsung Galaxy J4+.
Weight 178 g 145 g LG K40 is lighter than Samsung Galaxy J4+.
Body Colour Black New Aurora Black | Moroccan blue
Waterproof (Water-resistant) - -
SAR Value 1.463 W/kg (body), 0.315 W/kg (head) 1.597 W/kg (body), 0.518 W/kg (head)
Integrated Components - FM radio
Connector Type Micro-USB
Headset jack - mini-phone 3.5mm
Headset jack - mini-phone 3.5mm
Micro-USB - 5 pin Micro-USB Type B
SIM Card Type (Size) Nano SIM -
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY Samsung Galaxy J4+ LG K40
Display Type LCD display LCD display
Display Technology TFT IPS
Screen Size (Display Size) 6" 5.7" Samsung Galaxy J4+ has larger screen size than LG K40.
Screen Resolution (Display Resolution) 1480 x 720 pixels 1440 x 720 pixels Samsung Galaxy J4+ has better screen resolution than LG K40.
Display Format HD+ HD
Pixel Density - 282 ppi
Aspect Ratio 18.5:9 18:9
Colour Depth 16.7 million colours -
Display Features Infinity Display Curved glass, FullVision display
PROCESSOR Samsung Galaxy J4+ LG K40
Processor Type (CPU) - MediaTek
Processor Number - MT6762
Clock Speed 1.4 GHz 2 GHz LG K40 has higher clock speed than Samsung Galaxy J4+.
Processor Core Qty Quad-core 8-core LG K40 has higher processor core quantity than Samsung Galaxy J4+.
64-bit Architecture - Yes LG K40 has 64-bit architecture.
Graphics System (GPU) - PowerVR GE8320
MEMORY Samsung Galaxy J4+ LG K40
RAM 2 GB 2 GB Both phones have the same RAM size.
Internal Memory Size (Storage Capacity) 16 GB 32 GB LG K40 has more internal memory than Samsung Galaxy J4+.
User Memory 9.6 GB 20.2 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC, microSDXC - up to 512 GB microSDHC, microSDXC - up to 2 TB
CAMERA Samsung Galaxy J4+ LG K40
MAIN CAMERA
Number of Main Cameras 1 1
Sensor Resolution 13 Megapixel 16 Megapixel LG K40 has better camera resolution than Samsung Galaxy J4+.
Sensor Size - 1/3"
Lens Aperture F/1.9 F/2.0 Samsung Galaxy J4+ has better lens aperture than Samsung Galaxy J4+.
Pixel Size - 1 μm
Focus Adjustment Automatic Automatic
Light Source Flash LED flash
Video Resolutions 1920 x 1080 (1080p) at 30 fps -
Camera Features (Functions) - Phase Detect Auto-Focus (PDAF), GIF Creation, 8 different scenes
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 8 Megapixel LG K40 has better front camera resolution than Samsung Galaxy J4+.
Sensor Size (Front) - 1/4"
Lens Aperture (Front) F/2.2 F/2.0 LG K40 has better front lens aperture than Samsung Galaxy J4+.
Pixel Size (Front) - 1.12 μm
Camera Modes (Front) - Portrait mode
Light Source (Front) Flash LED flash
BATTERY AND CHARGING Samsung Galaxy J4+ LG K40
Battery Capacity (Battery Size) 3300 mAh 3000 mAh Samsung Galaxy J4+ has larger battery capacity than LG K40.
Standby Time - 100 hours
Talk Time 1380 minutes 480 minutes Samsung Galaxy J4+ has longer battery life when making calls than LG K40.
Run Time Details Active online usage (3G): up to 14 hrs
Active online usage (LTE): up to 16 hrs
Active online usage (Wi-Fi): up to 16 hrs
Playback (video): up to 15 hrs
Playback (audio): up to 88 hrs
Talk (WCDMA): up to 1380 min
Talk: up to 480 min
Standby: up to 100 hrs
Battery Technology - Lithium Ion
CELLULAR Samsung Galaxy J4+ LG K40
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
Operating System Google Android Android 8.1 Oreo
Intelligent Assistant - Google Assistant
Navigation GPS, GLONASS, BeiDou GPS
COMMUNICATIONS Samsung Galaxy J4+ LG K40
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE GPRS, EDGE, HSDPA, HSUPA, HSPA+, FDD-LTE, TDD-LTE
2G Band 850 GSM, 900 GSM, 1800 GSM, 1900 GSM 850 GSM, 900 GSM, 1800 GSM, 1900 GSM
3G UMTS Band Band 1, Band 2, Band 5, Band 8 -
3G UMTS Frequency 2100, 1900, 850, 900 -
4G LTE Band Band 1, Band 3, Band 5, Band 7, Band 8, Band 20, Band 38, Band 40, Band 41 Band 1, Band 3, Band 7, Band 8, Band 20, Band 38
4G LTE Frequency FDD 2100, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, TDD 2600, TDD 2300, TDD 2500 FDD 2100, FDD 1800+, FDD 2600, FDD 900, FDD 800 DD, TDD 2600
Wireless Interface IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 4.2 Bluetooth 5.0 LE
NFC - Yes LG K40 has NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA Samsung Galaxy J4+ LG K40
Supported Digital Audio Standards WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID WMA, AAC, PCM, MP3, FLAC, AAC +, eAAC+, OPUS, AMR-WB, AMR-NB, Vorbis
Supported Digital Video Standards MKV, FLV, AVI, MPEG-4, WMV, ASF, 3GP, M4V, WebM, 3G2 -
Sound Enhancements Dolby Atmos sound technology DTS: X 3D Premium Sound
FEATURES Samsung Galaxy J4+ LG K40
Phone Functions Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor Ambient light sensor, proximity sensor
Security Devices Face recognition Face recognition, fingerprint reader
Additional Phone Features Face Unlock, Dual Messenger, Secure Folder function, Samsung Knox Configure Google Lens, Google Assistant Key, AI Cam
OTHERS Samsung Galaxy J4+ LG K40
Included Accessories Power adapter Power adapter
Compliant Standards - MIL-STD 810G
Other projects: