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LG K71 (Q730HA) vs LG Optimus Black (P970)

Side by side comparison between LG K71 vs LG Optimus Black phones, differences, pros, cons and full specifications. What's the better?

,
6.8"
IPS

1080x2460

48
MP

32mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

vs
04Points LG Optimus Black (P970) Compare LG K71 X
4"
IPS

480x800

5
MP

2mp

512MB
RAM

Single-core

1500
mAh

(Removable)

What's the better phone? LG K71 (Q730HA)

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!

K71 (Q730HA)} 25 Advantages LG K71 (Q730HA) vs Optimus Black (P970)} 4 Advantages LG Optimus Black (P970)
+2.3GHz 64bit Octa-core (12nm)4 times
More powerful processor, you can open your applications faster
vs1GHz 32bit Single-core (45nm)
+4GB LPDDR4X7 times
More RAM memory. Typically more responsive and better for multitasking.
vs512MB LPDDR
+128GB (107GB available)106 times
More internal storage for applications and files
vs2GB (1GB available)
+Until 1TB microSD, microSDXC31 times
More external storage for files using memory cards
vsUntil 32GB microSD, microSDHC
+8.7 millimeters (0.34 inches)6%
Thinner
vs9.2 millimeters (0.36 inches)
+1080x2460 pixels6 times
Higher resolution screen
vs480x800 pixels
+395 PPI70%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs233 PPI
+6.8"70%
Larger screen
vs4"
+(triple camera) 48MP + 5MP + 5MP11 times
Higher resolution main camera
vs(back) 5MP
+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
vsNot supported
+(front) 32MP16 times
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 4.0.4 Ice Cream Sandwich ICS
+4G LTE-AAdvantage
The 4G LTE-A network is newer and faster
vs3G HSUPA
+(4G LTE-A) 300 Mbps41 times
Faster for surfing the internet and download files
vs(3G HSUPA) 7.2 Mbps
+Face unlock 2DAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+4000 mAh167%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs1500 mAh
+Active noise cancellationAdvantage
More noise-canceling microphones allow for better quality in calls and audio for recorded videos
vsNot supported
+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
vs802.11 b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
vs2.1 + A2DP
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
+HTML, XHTML, HTML5Advantage
Better sites viewing on the internet
vsHTML, XHTML, Flash player
+IP68 certified, MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
220 grams (7.7 ounces)vs+109 grams (3.82 ounces)102%
Lighter
Not supportedvs+CompassAdvantage
Sensors help you use the device
LiPo: li-ion polymer (Non removable)vs+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

21 Common items in both devices
Plastic body, glass front
TFT IPS LCD / TFT NOVA IPS
60Hz
16 million
LED flash
Only digital zoom
PDAF: phase detection autofocus / Autofocus
+14 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

📱 Model features

LG K71 (Q730HA)LG Optimus Black (P970)
 
ModelK71 (Q730HA)Optimus Black (P970)
Other model namesLG K71 LMQ730HA, LM-Q730HA (Single-SIM)LG Optimus P970H, LG Ignite, LG Schwarz
Country or region available(Latin America)
(Latin America)
(Global, International)GermanyUSA
(Global, International), Germany, USA
BrandLGLG
Release date9/21/20205/9/2011
Depth8.7 millimeters (0.34 inches)9.2 millimeters (0.36 inches)
Size (width x height)77.7 x 171.4 millimeters (3.06 x 6.75 in)64 x 122 millimeters (2.52 x 4.8 in)
Weight220 grams (7.7 ounces)109 grams (3.82 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersIP68 certified: dust/waterproof over 1.5 meters and 30min.
MIL-STD-810G military certified: salt, dust, humidity, rain, vibration, solar radiation, transport and thermal shock resistant.
Not supported

📲 Display

LG K71 (Q730HA)LG Optimus Black (P970)
Display typeTFT IPS LCDTFT NOVA IPS
Screen size6.8" inches4" inches
Screen-to-body ratio~82.5% (screen-to-body ratio)~58.3% (screen-to-body ratio)
Display resolution1080x2460 pixels (20.5:9)480x800 pixels
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)395 PPI233 PPI
Colors16 million16 million
Scratch-resistant glassCristal Dinorex (NEG)Gorilla Glass
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

🤖 Operating System

LG K71 (Q730HA)LG Optimus Black (P970)
System versionAndroid 10Android 2.2.1 Froyo
Firmware updatefeature not registeredAndroid 4.0.4 Ice Cream Sandwich ICS
User Interfacefeature not registeredOptimus 2.0 Gesture UI

⚙️ Processor

LG K71 (Q730HA)LG Optimus Black (P970)
Chipset64bit: MediaTek Helio P35 (MT6765) (12nm)32bit: Texas Instruments OMAP 3630 (45nm)
CPUOcta-core, 2 processors:
4x 2.3GHz ARM Cortex-A53 (Quad-core)
4x 1.8GHz ARM Cortex-A53 (Quad-core)
Single-core, 1 processor:
1x 1GHz ARM Cortex-A8 (Single-core)
GPU graphical controllerPowerVR GE8320 MP2 (680MHz)PowerVR SGX530 MP1
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

LG K71 (Q730HA)LG Optimus Black (P970)
RAM memory4GB LPDDR4X512MB LPDDR
Internal storage128GB (107GB available)
eMMC 5.1
2GB (1GB available)
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 32GB microSD, microSDHC
(dedicated slot)

📶 Mobile networks

LG K71 (Q730HA)LG Optimus Black (P970)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
Standard mini-SIM (2FF)
Maximum Download / Upload300/50 Mbps7.2/5.76 Mbps
Network technology2G, 3G, 4G2G
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 850/900/1700/1900/2100Not supported
Primary 4G networkLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66)
TD-LTE (38, 40)
VoLTE
Not supported
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported

📷 Camera

LG K71 (Q730HA)LG Optimus Black (P970)
Back camera (main camera)(triple camera)
48 megapixels
5MP ultrawide f/2.2120°1/5"1.12μm
5MP depth f/2.480.6°1/5"1.12μm
5 megapixels
Main camera resolution8000x6000 pixels2592x1944 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsHD (1280x720) 24 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/2" inchesfeature not registered
Pixel size0.8µm pixelfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasNot supported
Camera extrasfeature not registeredfeature not registered

📸 Front camera

LG K71 (Q730HA)LG Optimus Black (P970)
Front camera (secondary)32 megapixels2 megapixels
Front camera resolution6528x4896 pixels1600x1200 pixels
Video recording (secondary)Full HD (1920x1080)Not supported
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)feature not registered
Focal lengthfeature not registeredfeature not registered
Sensor size1/2.8" inchesfeature not registered
Pixel size0.8µm pixelfeature not registered

🔉 Sound and multimedia

LG K71 (Q730HA)LG Optimus Black (P970)
LoudspeakerSupportedMono sound (not stereo)
Active noise cancellation2 microphones or more1 microphone
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, DivX, Xvid, H.264, H.263, WMV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+

🔌 Connectivity

LG K71 (Q730HA)LG Optimus Black (P970)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.0 + A2DP/LE2.1 + A2DP
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi hotspot
DLNANot supportedSupported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

LG K71 (Q730HA)LG Optimus Black (P970)
SensorsAccelerometer
Ambient light sensor
Face unlock 2D
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Accelerometer
Ambient light sensor
Compass
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

LG K71 (Q730HA)LG Optimus Black (P970)
Battery typeLiPo: li-ion polymer (Non removable)
BL-T48
Li-Ion: lithium-ion (Removable)
BL-44JN
Battery capacity4000 mAh1500 mAh
Charger, watts10W Wired chargingWired charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy19 hours6 hours
Standby700 hours (29.2 days)350 hours (14.6 days)

➕ Other features

LG K71 (Q730HA)LG Optimus Black (P970)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
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, Flash player
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Titan, White
• Stylus Pen
• DTS:X 3D stereo sound
• Google Assistant button
• In some cases includes wireless earphones (LG TONE Free)
• Colors: Black, Pink, Silver, White, Brown
• Java framework

☢️ Radiation rate

LG K71 (Q730HA)LG Optimus Black (P970)
SAR 1.6W/kg (USA, Mexico, etc.)0.74W/kg (head), 1.12W/kg (body)feature not registered
SAR 2W/kg (Europe, UK, etc.)feature not registered1.27W/kg (head), 1.43W/kg (body)
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