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ZTE Grand X Max (Z787) vs LG K71 (Q730BAW)

Side by side comparison between ZTE Grand X Max vs LG K71 phones, differences, pros, cons and full specifications. What's the better?

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Compare LG K71 X ZTE Grand X Max (Z787) 03Points
6"
TFT

720x1280

8
MP

1mp

1GB
RAM

Quad-core

3200
mAh

(Removable)

vs
6.8"
IPS

1080x2460

48
MP

32mp

4GB
RAM

Octa-core

4000
mAh

(Non removable)

What's the better phone? LG K71 (Q730BAW)

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!

Grand X Max (Z787)} 3 Advantages ZTE Grand X Max (Z787) vs K71 (Q730BAW)} 27 Advantages LG K71 (Q730BAW)
+172 grams (6.02 ounces)28%
Lighter
vs220 grams (7.7 ounces)
+7.9 millimeters (0.31 inches)10%
Thinner
vs8.7 millimeters (0.34 inches)
+Li-Ion: lithium-ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: li-ion polymer (Non removable)
1.2GHz 32bit Quad-core (28nm)vs+2.3GHz 64bit Octa-core (12nm)168%
More powerful processor, you can open your applications faster
1GB LPDDR2vs+4GB LPDDR4X3 times
More RAM memory. Typically more responsive and better for multitasking.
8GB (4GB available)vs+128GB (107GB available)26 times
More internal storage for applications and files
eMMC 4.5vs+eMMC 5.1Advantage
Fastest write and read storage.
Until 32GB microSD, microSDHCvs+Until 1TB microSD, microSDXC31 times
More external storage for files using memory cards
TFT LCDvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
720x1280 pixelsvs+1080x2460 pixels188%
Higher resolution screen
245 PPIvs+395 PPI61%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6"vs+6.8"13%
Larger screen
(back) 8MPvs+(triple camera) 48MP + 5MP + 5MP6 times
Higher resolution main camera
HDR photo only main cameravs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
(front) 1MPvs+(front) 32MP34 times
Higher resolution secondary camera to take pictures and selfies
HD (1280x720)vs+Full HD (1920x1080)125%
More image quality for recording videos with the primary camera
(front) HD (1280x720)vs+(front) Full HD (1920x1080)125%
More image quality for recording videos with the secondary camera
Android 4.4.2 KitKatvs+Android 10Advantage
Android 10 is newer and safer
3G+ HSPA+vs+4G LTE-AAdvantage
The 4G LTE-A network is newer and faster
(3G+ HSPA+) 21 Mbpsvs+(4G LTE-A) 300 Mbps13 times
Faster for surfing the internet and download files
Not supportedvs+Face unlock 2DAdvantage
Sensors help you use the device
Not supportedvs+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device
3200 mAhvs+4000 mAh25%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
1 slot (Single-SIM)
(dedicated slot)
vs+2 slots (Dual-SIM)
(hybrid slot/shares the same microSD 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
802.11 b/g/n [wifi4]vs+802.11 a/b/g/n/ac [wifi5]Advantage
WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster
4.0 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+IP68 certified, MIL-STD-810G military certifiedAdvantage
Protection against water allows you talk to your friends in the rain, for example

21 Common items in both devices
Plastic body, glass front
60Hz
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
EIS: Digital stabilization
+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

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Change model 
ModelGrand X Max (Z787)K71 (Q730BAW)
Other model namesCricket ZTE Grand Xmax Z787, ZTE Z787LG K71 LMQ730BAW, LM-Q730BAW (Dual-SIM)
Country or region available(Global, International)
(Global, International)
BrazilColombiaEcuador
Brazil, Colombia, Ecuador
BrandZTELG
Release date10/1/20149/21/2020
Depth7.9 millimeters (0.31 inches)8.7 millimeters (0.34 inches)
Size (width x height)83.1 x 162.1 millimeters (3.27 x 6.38 in)77.7 x 171.4 millimeters (3.06 x 6.75 in)
Weight172 grams (6.02 ounces)220 grams (7.7 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersNot supportedIP68 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.

📲 Display

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Display typeTFT LCDTFT IPS LCD
Screen size6" inches6.8" inches
Screen-to-body ratio~73.7% (screen-to-body ratio)~82.5% (screen-to-body ratio)
Display resolution720x1280 pixels1080x2460 pixels (20.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)245 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Cristal Dinorex (NEG)
Refresh rate60Hz60Hz
Display featuresNot supportedNot supported

🤖 Operating System

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
System versionAndroid 4.4.2 KitKatAndroid 10
Firmware updatefeature not registeredfeature not registered
User Interfacefeature not registeredfeature not registered

⚙️ Processor

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Chipset32bit: Qualcomm Snapdragon 200 (MSM8212) (28nm)64bit: MediaTek Helio P35 (MT6765) (12nm)
CPUQuad-core, 1 processor:
4x 1.2GHz ARM Cortex-A7 (Quad-core)
Octa-core, 2 processors:
4x 2.3GHz ARM Cortex-A53 (Quad-core)
4x 1.8GHz ARM Cortex-A53 (Quad-core)
GPU graphical controllerQualcomm Adreno 302 (400MHz)PowerVR GE8320 MP2 (680MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
RAM memory1GB LPDDR24GB LPDDR4X
Internal storage8GB (4GB available)
eMMC 4.5
128GB (107GB available)
eMMC 5.1
External storageUntil 32GB microSD, microSDHC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)

📶 Mobile networks

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card1 slot (Single-SIM)
micro-SIM (3FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum Download / Upload21/5.76 Mbps300/50 Mbps
Network technology2G, 3G2G, 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 850/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 28, 66)
TD-LTE (38, 40)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE

📷 Camera

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Back camera (main camera)8 megapixels(triple camera)
48 megapixels
5MP ultrawide f/2.2120°1/5"1.12μm
5MP depth f/2.480.6°1/5"1.12μm
Main camera resolution3264x2448 pixels8000x6000 pixels
Video recording (primary)HD (1280x720) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturefeature not registeredf/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/2" inches
Pixel sizefeature not registered0.8µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo only main cameraHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Front camera (secondary)1 megapixels32 megapixels
Front camera resolution1280x720 pixels6528x4896 pixels
Video recording (secondary)HD (1280x720)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel

🔉 Sound and multimedia

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones2 microphones or more
RadioNot supportedFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263MP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+MP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth4.0 + A2DP5.0 + A2DP/LE
WiFi802.11 b/g/n [wifi4] (2.4GHz)
WiFi hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTaggingA-GPS, GeoTagging
NFCNot supportedNot supported
Infrared portNot supportedNot supported

🧭 Sensors

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
SensorsAccelerometer
Ambient light sensor
Proximity sensor
Accelerometer
Ambient light sensor
Face unlock 2D
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Battery typeLi-Ion: lithium-ion (Removable)LiPo: li-ion polymer (Non removable)
BL-T48
Battery capacity3200 mAh4000 mAh
Charger, wattsWired charging
Quick Charge
10W Wired charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomy7 hours19 hours
Standby860 hours (35.8 days)700 hours (29.2 days)

➕ Other features

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
Call controlVoice dialing, Voice recorderVoice 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, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous• Colors: Black
• Java framework
• Colors: Titan, White
• Stylus Pen
• DTS:X 3D stereo sound
• Google Assistant button
• LG TONE Free is not included

☢️ Radiation rate

ZTE Grand X Max (Z787)LG K71 (Q730BAW)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.74W/kg (head), 1.12W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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