Samsung Galaxy A02 (SM-A022M/DS 64GB) vs LG K31 (K300QM)

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Side by side comparison between Samsung Galaxy A02 vs LG K31 phones, differences, pros, cons and full specifications. What's the better?

5/10/2021 3:41 AM, updated: 11/2/2021 11:11 AM

Compare LG K31 X Samsung Galaxy A02 (SM-A022M/DS 64GB) 10Points

Specifications Compare Models Pictures

6.5"
PLS

720x1600

13
MP

5mp

3GB
RAM

Quad-core

5000
mAh

(Non removable)

10Points LG K31 (K300QM) Compare Samsung Galaxy A02 X

Specifications Compare Models Pictures

5.7"
IPS

720x1520

13
MP

5mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A02 (SM-A022M/DS 64GB)

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!

10 Advantages Samsung Galaxy A02 (SM-A022M/DS 64GB)	vs	10 Advantages LG K31 (K300QM)
+3GB LPDDR350% More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+64GB (50GB available)194% More internal storage for applications and files	vs	32GB (17GB available)
+720x1600 pixels5% Higher resolution screen	vs	720x1520 pixels
+6.5"14% Larger screen	vs	5.7"
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+Virtual proximity sensorAdvantage Sensors help you use the device	vs	Not supported
+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
+5.1 + A2DP/LEAdvantage Bluetooth 5.1 + A2DP/LE is newer and faster	vs	5.0 + A2DP/LE
1.5GHz 64bit Quad-core (28nm)	vs	+2GHz 64bit Octa-core (12nm)59% More powerful processor, you can open your applications faster
206 grams (7.21 ounces)	vs	+146 grams (5.11 ounces)41% Lighter
9.1 millimeters (0.36 inches)	vs	+8.6 millimeters (0.34 inches)6% Thinner
TFT PLS	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
270 PPI	vs	+295 PPI9% Crisper display of text, images and videos because it has more pixels per inch (ppi)
(dual camera) 13MP + 2MP	vs	+(dual camera) 13MP + 5MP20% Higher resolution main camera
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Not supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
Not supported	vs	+Panda King GlassAdvantage Protection against scratches on the screen lets you carry your phone with your keys
Not supported	vs	+MIL-STD-810G military certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

25 Common items in both devices

eMMC 5.1

Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC

Plastic body, glass front

60Hz

16 million

LED flash

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
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Change model		Choose the model
Model	Galaxy A02 (SM-A022M/DS 64GB)	K31 (K300QM)
Other model names	Galaxy A02 SM-A022M/Dual-SIM (64GB + 3GB RAM)	LG K31 (Unlocked), LMK300QMAUSASV, LM-K300Q
Country or region available	(Latin America), Chile, Panama, Uruguay	USA
Brand	Samsung	LG
Release date	1/27/2021	8/21/2020
Depth	9.1 millimeters (0.36 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	75.9 x 164 millimeters (2.99 x 6.46 in)	71.12 x 147.83 millimeters (2.8 x 5.82 in)
Weight	206 grams (7.21 ounces)	146 grams (5.11 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
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Display type	TFT PLS	TFT IPS LCD
Screen size	6.5" inches	5.7" inches
Screen-to-body ratio	~81.9% (screen-to-body ratio)	~77.1% (screen-to-body ratio)
Display resolution	720x1600 pixels (20:9)	720x1520 pixels (19:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	270 PPI	295 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Panda King Glass
Refresh rate	60Hz	60Hz
Display features	Not supported	Not supported
🤖 Operating System
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
System version	Android 10	Android 10
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Chipset	64bit: MediaTek MT6739 (28nm)	64bit: MediaTek Helio P22 (MT6762) (12nm)
CPU	Quad-core, 1 processor: 4x 1.5GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.5GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	PowerVR GE8100 MP1 (570MHz)	PowerVR GE8320 (650MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
RAM memory	3GB LPDDR3	2GB LPDDR3
Internal storage	64GB (50GB available) eMMC 5.1	32GB (17GB available) eMMC 5.1
External storage	Until 1TB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 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	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 17, 28, 66) VoLTE	LTE Cat4 (2, 4, 5, 12, 13, 25, 26, 66, 71) TD-LTE (41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Back camera (main camera)	(dual camera) 13 megapixels 2MP macro f/2.4	(dual camera) 13 megapixels 5MP ultrawide f/2.2120°1/5.0"1.12µm
Main camera resolution	4128x3096 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.9 (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	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Front camera (secondary)	5 megapixels	5 megapixels
Front camera resolution	2560x1920 pixels	2560x1920 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	24mm lens
Sensor size	feature not registered	1/5" inches
Pixel size	feature not registered	1.12µm pixel
🔉 Sound and multimedia
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.1 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Sensors	Accelerometer Face unlock Virtual proximity sensor	Accelerometer Fingerprint sensor (rear-mounted)
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	5000 mAh	3000 mAh
Charger, watts	10W Wired charging	Wired charging
Inductive / wireless charging	Not supported	Not supported
Talk time autonomy	feature not registered	11 hours
Standby	feature not registered	528 hours (22 days)
➕ Other features
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
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, Blue, Red • One UI 2.0 • Mono sound (not stereo)	• Colors: Silver • LG UX 9.1
☢️ Radiation rate
	Galaxy A02 (SM-A022M/DS 64GB)	LG K31 (K300QM)
SAR 1.6W/kg (USA, Mexico, etc.)	0.53W/kg (head), 0.74W/kg (body)	0.61W/kg (head), 1.13W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered