LG K30 vs. Samsung Galaxy A21s

Phone Comparison, Reviews and Tests

In depth comparison and review of LG K30 and Samsung Galaxy A21s. Compare sizes, cameras, batteries, memory, and other important specifications and features to easily choose the right phone for you. Our goal is to help you uncover differences between the products and find the phone that will best fit your needs.

Phone Specifications Comparison

LG K30 vs. Samsung Galaxy A21s Comparison Chart
DESIGN AND DIMENSIONS LG K30 Samsung Galaxy A21s
Product Type Smartphone Smartphone
Manufacturer Model Number LMX320EMW SM-A217F/DSN
Form Factor Touch Touch
Height 147 mm 163.7 mm Samsung Galaxy A21s has greater height than LG K30.
Width 71.5 mm 75.3 mm Samsung Galaxy A21s has greater width than LG K30.
Depth 8.2 mm 8.9 mm LG K30 is narrower than LG K30.
Weight 148 g 192 g LG K30 is lighter than LG K30.
Body Colour Aurora black White | Blue | Black
Protection Drop-proof, vibration-resistant, temperature protection -
Waterproof (Water-resistant) - -
SAR Value 1.466 W/kg (body), 0.464 W/kg (head) 1.544 W/kg (body), 0.422 W/kg (head), 2.21 W/kg (limb)
Connector Type Micro-USB - 5 pin Micro-USB Type B
Headset jack - mini-phone 3.5mm
USB Type-C - 24 pin USB-C
Headset jack - mini-phone 3.5mm
SIM Card Type (Size) Nano SIM Nano SIM
SIM Card Qty Dual-SIM Dual-SIM
DISPLAY LG K30 Samsung Galaxy A21s
Display Type LCD display LCD display
Display Technology IPS PLS TFT
Screen Size (Display Size) 5.45" 6.5" Samsung Galaxy A21s has larger screen size than LG K30.
Screen Resolution (Display Resolution) 1440 x 720 pixels 1600 x 720 pixels Samsung Galaxy A21s has better screen resolution than LG K30.
Display Format HD+ HD+
Aspect Ratio 18:9 20:9
Colour Depth - 16.7 million colours
Display Features FullVision display Infinity O display
PROCESSOR LG K30 Samsung Galaxy A21s
Processor Number MSM8917 -
Clock Speed 1.4 GHz 2 GHz Samsung Galaxy A21s has higher clock speed than LG K30.
Processor Core Qty Quad-core 8-core Samsung Galaxy A21s has higher processor core quantity than LG K30.
MEMORY LG K30 Samsung Galaxy A21s
RAM 2 GB 3 GB Samsung Galaxy A21s has more RAM than LG K30.
Internal Memory Size (Storage Capacity) 16 GB 32 GB Samsung Galaxy A21s has more internal memory than LG K30.
User Memory - 19.5 GB
Supported Flash Memory Cards (Expandable Memory) microSDHC - up to 32 GB microSDHC, microSDXC - up to 512 GB
CAMERA LG K30 Samsung Galaxy A21s
MAIN CAMERA
Number of Main Cameras 1 4
Sensor Resolution 8 Megapixel 48 Megapixel Samsung Galaxy A21s has better camera resolution than LG K30.
Lens Type - Wide-angle lens
Lens Aperture F/2.0 F/2.0 Both phones have the same camera lens aperture.
Field of View (FoV) - 80 degree(s)
Pixel Size 1.12 μm -
Focus Adjustment Automatic Automatic
Digital Zoom - 8x
Camera Modes Low Light NR mode Live Focus mode
Light Source LED flash LED flash
Video Resolutions - 1920 x 1080 (1080p) at 30 fps
Camera Features (Functions) Quick Share, GIF Creation Live Focus
SECOND CAMERA
Sensor Resolution (2nd Camera) - 8 Megapixel
Lens Type (2nd Camera) - Ultra wide-angle lens
Lens Aperture (2nd Camera) - F/2.2
Field of View (2nd Camera) - 123 degree(s)
THIRD CAMERA
Sensor Resolution (3rd Camera) - 2 Megapixel
Lens Aperture (3rd Camera) - F/2.4
Camera Functions (3rd Camera) - Macro camera
Camera Features (3rd Camera) - 4cm macro photography
FOURTH CAMERA
Sensor Resolution (4th Camera) - 2 Megapixel
Lens Aperture (4th Camera) - F/2.4
Camera Functions (4th Camera) - Depth camera
FRONT CAMERA
Number of Front Cameras 1 1
Sensor Resolution (Front) 5 Megapixel 13 Megapixel Samsung Galaxy A21s has better front camera resolution than LG K30.
Lens Aperture (Front) F/2.2 F/2.2 Both phones have the same front camera lens aperture.
Pixel Size (Front) 1.12 μm -
Focus Adjustment Focus free Focus free
Camera Modes (Front) Gesture Shot, Gesture Interval Shot, Auto Shot, portrait mode -
Face Recognition (Face ID) Face detection - LG K30 has face detection.
Light Source (Front) LED flash -
BATTERY AND CHARGING LG K30 Samsung Galaxy A21s
Battery Capacity (Battery Size) 3000 mAh 5000 mAh Samsung Galaxy A21s has larger battery capacity than LG K30.
Talk Time - 3240 minutes
Run Time Details - Active online usage (4G): up to 23 hrs
Active online usage (Wi-Fi): up to 23 hrs
Playback (video): up to 21 hrs
Playback (audio): up to 109 hrs
Talk (4G): up to 3240 min
Battery Technology - Lithium Ion
CELLULAR LG K30 Samsung Galaxy A21s
Technology WCDMA (UMTS) / GSM WCDMA (UMTS) / GSM
Mobile Broadband Generation 4G 4G Both phones have the same mobile network generation.
User Interface - One UI
Intelligent Assistant Google Assistant -
Navigation A-GPS GPS, GLONASS, BeiDou, Galileo
COMMUNICATIONS LG K30 Samsung Galaxy A21s
Data Transmission GPRS, EDGE, HSDPA, HSUPA, HSPA+, 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 2, Band 3, Band 5, Band 7, Band 8, Band 20, Band 28, Band 38, Band 40, Band 41
4G LTE Frequency - FDD 2100, FDD 1900 PCS, FDD 1800+, FDD 850, FDD 2600, FDD 900, FDD 800 DD, FDD 700 APT, TDD 2600, TDD 2300, TDD 2500
Wireless Interface IEEE 802.11b/g/n IEEE 802.11a/b/g/n/ac
Bluetooth Bluetooth 5.0 Bluetooth 5.0 LE
NFC Yes Yes Both phones have an NFC reader for mobile payments.
Messaging Services SMS, MMS SMS, MMS
MEDIA LG K30 Samsung Galaxy A21s
Supported Digital Audio Standards - WAV, WMA, AAC, AMR, MP3, FLAC, XMF, OGG, MIDI, M4A, MXMF, OGA, 3GA, AWB, IMY, RTTTL, RTX, OTA, MID
Supported Digital Video Standards - MKV, FLV, AVI, WMV, ASF, 3GP, M4V, WebM, 3G2, MP4
Sound Enhancements - Dolby Atmos sound technology
FEATURES LG K30 Samsung Galaxy A21s
Phone Functions Speakerphone, call timer, conference call, flight mode, vibrating alert Speakerphone, voice control, call timer, conference call, flight mode, voice dialing, vibrating alert
Sensors Accelerometer, ambient light sensor, proximity sensor Accelerometer, proximity sensor, gyro sensor, geomagnetic sensor
Security Devices - Face recognition, fingerprint reader
Additional Phone Features Google Assistant Button Samsung KNOX, Virtual Light Sensing
OTHERS LG K30 Samsung Galaxy A21s
Included Accessories Power adapter Power adapter
Compliant Standards MIL-STD 810G -
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