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Asus Zenfone 7 Pro (ZS671KS) vs LG K4 2017 (Dual X230K)

Side by side comparison between Asus Zenfone 7 Pro vs LG K4 (2017) phones, differences, pros, cons and full specifications. What's the better?

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Compare LG K4 (2017) X Asus Zenfone 7 Pro (ZS671KS) 35Points
6.67"
AMOLED

1080x2400

64
MP

64mp

8GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
05Points LG K4 2017 (Dual X230K) Compare Asus Zenfone 7 Pro X
5"
IPS

480x854

8
MP

5mp

1GB
RAM

Quad-core

2500
mAh

(Removable)

What's the better phone? Asus Zenfone 7 Pro (ZS671KS)

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!

Zenfone 7 Pro (ZS671KS)} 35 Advantages Asus Zenfone 7 Pro (ZS671KS) vs K4 2017 (Dual X230K)} 5 Advantages LG K4 2017 (Dual X230K)
+3.09GHz 64bit Octa-core (7nm)2 times
More powerful processor, you can open your applications faster
vs1.1GHz 64bit Quad-core
+8GB LPDDR57 times
More RAM memory. Typically more responsive and better for multitasking.
vs1GB LPDDR3
+256GB (222GB available)55 times
More internal storage for applications and files
vs8GB (4GB available)
+UFS 3.1Advantage
Fastest write and read storage.
vseMMC 4.5
+Until 1TB microSD, microSDXC31 times
More external storage for files using memory cards
vsUntil 32GB microSD, microSDXC
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
vsTFT IPS LCD
+HDR10+Advantage
The HDR10+ display provides vibrant colors and more details
vsNot supported
+90Hz50%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1080x2400 pixels5 times
Higher resolution screen
vs480x854 pixels
+395 PPI102%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs196 PPI
+6.67"33%
Larger screen
vs5"
+(triple camera) 64MP + 12MP + 8MP10 times
Higher resolution main camera
vs(back) 8MP
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
vsOnly digital zoom
+OIS: Optical stabilizationAdvantage
Image stabilization prevents blurry photos and helps in recording motion video
vsEIS: Digital stabilization
+f/1.8 (aperture)44%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
vsf/2.6 (aperture)
+(triple front camera) 64MP + 12MP + 8MP16 times
Higher resolution secondary camera to take pictures and selfies
vs(front) 5MP
+8K UHD (7680x4320)35 times
More image quality for recording videos with the primary camera
vsHD (1280x720)
+(front) 8K UHD (7680x4320)35 times
More image quality for recording videos with the secondary camera
vs(front) HD (1280x720)
+Android 12Advantage
Android 12 is newer and safer
vsAndroid 6.0.1 Marshmallow
+5G SA/NSAAdvantage
The 5G SA/NSA network is newer and faster
vs4G LTE
+(5G SA/NSA) 2000 Mbps12 times
Faster for surfing the internet and download files
vs(4G LTE) 150 Mbps
+Ambient light sensorAdvantage
Sensors help you use the device
vsNot supported
+CompassAdvantage
Sensors help you use the device
vsNot supported
+Face unlockAdvantage
Sensors help you use the device
vsNot supported
+Fingerprint sensor (side-mounted)Advantage
Sensors help you use the device
vsNot supported
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+5000 mAh100%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
vs2500 mAh
+Stereo soundAdvantage
Better sound quality for listening to music or clearer hands-free calls
vsMono sound (not stereo)
+802.11 a/b/g/n/ac/ax [wifi6]Advantage
WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
vs802.11 b/g/n [wifi4]
+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
vs4.1 + A2DP
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
vsMicroUSB 2.0
+Gorilla Glass 6Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
235 grams (8.23 ounces)vs+145 grams (5.08 ounces)62%
Lighter
9.6 millimeters (0.38 inches)vs+8.1 millimeters (0.32 inches)19%
Thinner
LiPo: li-ion polymer (Non removable)vs+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
Type-C jack with 3.5mm jack adaptervs+3.5mm jackAdvantage
Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general

11 Common items in both devices
16 million
PDAF: phase detection autofocus / Autofocus
HDR photo/video on both cameras / HDR photo on both cameras
Capacitive
Multitouch
Accelerometer
Proximity sensor
+4 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

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Change model 
ModelZenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Other model namesAsus Zenfone 7 Pro ZS671KS, ASUS_I002DDLG K4 X230K (LG K7 in Philippines), LG-X230K, LGX230K
Country or region available(Global, International)
(Global, International)
ChinaPhilippinesTaiwan
China, Philippines, Taiwan
BrandAsusLG
Release date9/1/2020, Announced: 8/26/20202/1/2017
Depth9.6 millimeters (0.38 inches)8.1 millimeters (0.32 inches)
Size (width x height)77.3 x 165.1 millimeters (3.04 x 6.5 in)74.13 x 145.8 millimeters (2.92 x 5.74 in)
Weight235 grams (8.23 ounces)145 grams (5.08 ounces)
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersNot supportedNot supported

📲 Display

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Display typeSuper AMOLEDTFT IPS LCD
Screen size6.67" inches5" inches
Screen-to-body ratio~84.2% (screen-to-body ratio)~63.7% (screen-to-body ratio)
Display resolution1080x2400 pixels (20:9)480x854 pixels (16:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)395 PPI196 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Not supported
Refresh rate90Hz60Hz
Display features700nits[peak]
HDR10+
Not supported

🤖 Operating System

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
System versionAndroid 10Android 6.0.1 Marshmallow
Firmware updateAndroid 12feature not registered
User InterfaceZenUI 8LG UX 5.0

⚙️ Processor

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Chipset64bit: Qualcomm Snapdragon 865+ (SM8250-AB) (7nm)64bit: MediaTek MT6737M (28nm)
CPUOcta-core, 3 processors:
1x 3.09GHz Kryo 585 (Single-core)
3x 2.42GHz Kryo 585 (Triple-core)
4x 1.8GHz Kryo 585 (Quad-core)
Quad-core, 1 processor:
4x 1.1GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 650 (250-646MHz)ARM Mali-T720 MP2 550Mhz
Performance (benchmark)AnTuTu: 602934 (v8)
Geekbench: 3302 (v5.1)
GFXBench: 46fps (ES 3.1 onscreen)
feature not registered

💽 Memory and storage

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
RAM memory8GB LPDDR51GB LPDDR3
Internal storage256GB (222GB available)
UFS 3.1
8GB (4GB available)
eMMC 4.5
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 32GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload2000/1024 Mbps150/50 Mbps
Network technology2G, 3G, 4G, 5G2G, 3G, 4G
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 800/850/900/1700/1900/2100UMTS 850/900/2100
Primary 4G networkLTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29)
TD-LTE (38, 39, 40, 41)
VoLTE
LTE Cat4 (1, 3, 5, 7, 8, 28)
Primary 5G networkSA/NSA (1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 77, 78)Not supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSAGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkUMTS 800/850/900/1700/1900/2100Not supported
Secondary 4G networkLTE Cat19 (1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 29)
TD-LTE (38, 39, 40, 41)
VoLTE
Not supported
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE

📷 Camera

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Back camera (main camera)(triple camera)
64 megapixels
12MP ultrawide f/2.2113°17mm1/2.55"1.4µmPDAF
8MP telephoto f/2.480mmPDAFOIS3x-optical-zoom
8 megapixels
Main camera resolution10120x6328 pixels3264x2448 pixels
Video recording (primary)8K UHD (7680x4320) 30 fpsHD (1280x720) 30 fps
FlashDual-LED flashLED flash
Focal aperturef/1.8 (aperture)f/2.6 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/1.72" inchesfeature not registered
Pixel size0.8µm pixelfeature not registered
AutofocusPDAF: phase detection autofocusAutofocus
Touch focusSupportedSupported
Image stabilizationOIS: Optical stabilizationEIS: Digital stabilization
ZoomDigital and optical zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo/video on both camerasHDR photo on both cameras
Camera extras4K@120fps
1080p@240fps
720p@480fps
feature not registered

📸 Front camera

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Front camera (secondary)Uses the back motorized camera (flip-up/rotating)5 megapixels
Front camera resolution10120x6328 pixels2560x1920 pixels
Video recording (secondary)8K UHD (7680x4320)HD (1280x720)
Front flashDual-LED flashNot supported
Focal aperturef/1.8 (aperture)f/2.7 (aperture)
Focal length26mm lensfeature not registered
Sensor size1/1.72" inchesfeature not registered
Pixel size0.8µm pixelfeature not registered

🔉 Sound and multimedia

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
LoudspeakerStereo sound
24-bit/192kHz
Mono sound (not stereo)
Active noise cancellation2 microphones or moreNot supported
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.264, H.263, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+

🔌 Connectivity

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
USBUSB 2.0 Type-C, USB OTG On-The-GoMicroUSB 2.0
Audio outputType-C jack with 3.5mm jack adapter3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.1 + A2DP/LE4.1 + A2DP
WiFi802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 b/g/n [wifi4] (2.4GHz)
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS, NavICA-GPS, GeoTagging
NFCSupportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
SensorsAccelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Hall effect
Proximity sensor
Accelerometer
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
Battery typeLiPo: li-ion polymer (Non removable)Li-Ion: lithium-ion (Removable)
Battery capacity5000 mAh2500 mAh
Charger, watts30W Wired fast charging
Reverse charging by cable
Quick Charge 4
USB Power Delivery 3.0
Wired charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registered3.2 hours
Standbyfeature not registered310 hours (12.9 days)

➕ Other features

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
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
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Aurora Black, Pastel White
• Silicon case included
• Colors: Black, Titan, Gold, Chocolate
• Knock Code, Knock On
• Quick Share, Quick Selfie

☢️ Radiation rate

Asus Zenfone 7 Pro (ZS671KS)LG K4 2017 (Dual X230K)
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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