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LG K31 (K300WM) vs Blu Studio 5.3 II (D550 Dual)

Side by side comparison between LG K31 vs Blu Studio 5.3 II phones, differences, pros, cons and full specifications. What's the better?

,
5.7"
IPS

720x1520

13
MP

5mp

2GB
RAM

Octa-core

3000
mAh

(Non removable)

vs
08Points Blu Studio 5.3 II (D550 Dual) Compare LG K31 X
5.3"
IPS

540x960

8
MP

2mp

512MB
RAM

Dual-core

2200
mAh

(Removable)

What's the better phone? LG K31 (K300WM)

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!

K31 (K300WM)} 22 Advantages LG K31 (K300WM) vs Studio 5.3 II (D550 Dual)} 8 Advantages Blu Studio 5.3 II (D550 Dual)
+2GHz 64bit Octa-core (12nm)2 times
More powerful processor, you can open your applications faster
vs1GHz 32bit Dual-core
+2GB LPDDR33 times
More RAM memory. Typically more responsive and better for multitasking.
vs512MB LPDDR2
+32GB (17GB available)8 times
More internal storage for applications and files
vs4GB (2GB available)
+Until 512GB microSD, microSDXC15 times
More external storage for files using memory cards
vsUntil 32GB microSD, microSDHC
+146 grams (5.11 ounces)44%
Lighter
vs210 grams (7.35 ounces)
+8.6 millimeters (0.34 inches)26%
Thinner
vs10.8 millimeters (0.43 inches)
+720x1520 pixels111%
Higher resolution screen
vs540x960 pixels
+295 PPI42%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs208 PPI
+5.7"8%
Larger screen
vs5.3"
+(dual camera) 13MP + 5MP123%
Higher resolution main camera
vs(back) 8MP
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsNot supported
+(front) 5MP156%
Higher resolution secondary camera to take pictures and selfies
vs(front) 2MP
+Full HD (1920x1080)125%
More image quality for recording videos with the primary camera
vsHD (1280x720)
+Android 10Advantage
Android 10 is newer and safer
vsAndroid 4.1.2 Jelly Bean
+4G LTEAdvantage
The 4G LTE network is newer and faster
vs3G HSUPA
+(4G LTE) 150 Mbps20 times
Faster for surfing the internet and download files
vs(3G HSUPA) 7.2 Mbps
+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
vsNot supported
+3000 mAh36%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs2200 mAh
+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
vsNot supported
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs3.0
+Panda King GlassAdvantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
+MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
LED flashvs+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
Not supportedvs+Ambient light sensorAdvantage
Sensors help you use the device
Not supportedvs+CompassAdvantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
Not supportedvs+Proximity sensorAdvantage
Sensors help you use the device
Li-Ion: lithium-ion (Non removable)vs+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
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 supportedvs+FMAdvantage
The radio lets you listen to your songs and sports in general

15 Common items in both devices
TFT IPS LCD
16 million
Only digital zoom
PDAF: phase detection autofocus / Autofocus
Capacitive
Multitouch
Accelerometer
+8 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 Clear highlight

๐Ÿ“ฑ Model features

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
ModelK31 (K300WM)Studio 5.3 II (D550 Dual)
Other model namesLG K31 (Spectrum Mobile), LMK300WM.ACANSV, LM-K300WMBLU Studio 5.3 2 Dual Sim D550a, Blu Studio 5.3 II D550i
Country or region availableCanada
Canada
feature not registered
BrandLGBlu
Release date8/21/20202/1/2013
Depth8.6 millimeters (0.34 inches)10.8 millimeters (0.43 inches)
Size (width x height)71.12 x 147.83 millimeters (2.8 x 5.82 in)77 x 150 millimeters (3.03 x 5.91 in)
Weight146 grams (5.11 ounces)210 grams (7.35 ounces)
Build, materialsPlastic body, glass frontfeature not registered
Protection against water and othersMIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.Not supported

๐Ÿ“ฒ Display

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Display typeTFT IPS LCDTFT IPS LCD
Screen size5.7" inches5.3" inches
Screen-to-body ratio~77.1% (screen-to-body ratio)~67% (screen-to-body ratio)
Display resolution720x1520 pixels (19:9)540x960 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)295 PPI208 PPI
Colors16 million16 million
Scratch-resistant glassPanda King GlassNot supported
Refresh rate60Hzfeature not registered
Display featuresNot supportedfeature not registered

๐Ÿค– Operating System

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
System versionAndroid 10Android 4.1.2 Jelly Bean
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

โš™๏ธ Processor

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Chipset64bit: MediaTek Helio P22 (MT6762) (12nm)32bit: MediaTek MT6577
CPUOcta-core, 2 processors:
4x 2GHz ARM Cortex-A53 (Quad-core)
4x 1.5GHz ARM Cortex-A53 (Quad-core)
Dual-core, 1 processor:
2x 1GHz ARM Cortex-A9 (Dual-core)
GPU graphical controllerPowerVR GE8320 (650MHz)PowerVR SGX531
Performance (benchmark)feature not registeredfeature not registered

๐Ÿ’ฝ Memory and storage

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
RAM memory2GB LPDDR3512MB LPDDR2
Internal storage32GB (17GB available)
eMMC 5.1
4GB (2GB available)
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

๐Ÿ“ถ Mobile networks

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload150/50 Mbps7.2/5.76 Mbps
Network technology2G, 3G, 4G2G, 3G
Frequency, bands Expand band details Collapse 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 networkUMTS 850/900/1900/2100UMTS D550a: 850/1900 - D550i: 850/2100
Primary 4G networkLTE Cat4 (2, 4, 5, 12, 13, 66)Not supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

๐Ÿ“ท Camera

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Back camera (main camera)(dual camera)
13 megapixels
5MP ultrawide f/2.2120ยฐ1/5.0"1.12ยตm
8 megapixels
Main camera resolution4128x3096 pixels3264x2448 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsHD (1280x720) 30 fps
FlashLED flashDual-LED flash
Focal aperturef/1.8 (aperture)feature not registered
Focal length27mm (lens)feature not registered
Sensor size1/3.1" inchesfeature not registered
Pixel size1.12ยตm pixelfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationfeature not registered
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasNot supported
Camera extrasfeature not registeredfeature not registered

๐Ÿ“ธ Front camera

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Front camera (secondary)5 megapixels2 megapixels
Front camera resolution2560x1920 pixels1600x1200 pixels
Video recording (secondary)Full HD (1920x1080)Not supported
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)feature not registered
Focal length24mm (lens)feature not registered
Sensor size1/5" inchesfeature not registered
Pixel size1.12ยตm pixelfeature not registered

๐Ÿ”‰ Sound and multimedia

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or moreNot supported
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, DivX, XviD, H.263, H.264, WMV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, AAC

๐Ÿ”Œ Connectivity

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
USBMicroUSB 2.0MicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputNot supportedNot supported
Bluetooth5.0 + A2DP/LE3.0
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

๐Ÿงญ Sensors

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
SensorsAccelerometer
Fingerprint sensor (rear-mounted)
Accelerometer
Ambient light sensor
Compass
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

๐Ÿ”‹ Battery

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Battery typeLi-Ion: lithium-ion (Non removable)Li-Ion: lithium-ion (Removable)
C706043200L
Battery capacity3000 mAh2200 mAh
Charger, wattsWired chargingWired charging
Inductive / wireless chargingNot supportedfeature not registered
Talk time autonomy11 hours14 hours
Standby528 hours (22 days)820 hours (34.2 days)

โž• Other features

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5, Flash player
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneousโ€ข Colors: Silver
โ€ข LG UX 9.1
โ€ข Colors: Black, White
โ€ข Java framework

โ˜ข๏ธ Radiation rate

LG K31 (K300WM)Blu Studio 5.3 II (D550 Dual)
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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