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Asus Zenfone 6 (ZS630KL 128GB) vs Asus Zenfone 5Z (ZS620KL 128GB)

Side by side comparison between Asus Zenfone 6 vs Asus Zenfone 5Z phones, differences, pros, cons with full specifications. What's the better?

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Compare Asus Zenfone 5Z XAsus Zenfone 6 (ZS630KL 128GB)09Points
Asus Zenfone 6 (ZS630KL 128GB)
6.4"
IPS

1080x2340

48
MP

6GB
RAM

64bit Octa

5000
mAh

(Non removable)

vs
04PointsAsus Zenfone 5Z (ZS620KL 128GB)Compare Asus Zenfone 6 X
Asus Zenfone 5Z (ZS620KL 128GB)
6.2"
IPS

1080x2246

12
MP

8mp

6GB
RAM

64bit Octa

3300
mAh

(Non removable)

What's the better phone? Asus Zenfone 6 (ZS630KL 128GB)

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!


40 Common items in both devices
6GB LPDDR4X
128GB (109GB available) / 128GB (111GB available)
UFS 2.1
Until 1TB microSD, microSDXC
Aluminum frame, glass front/back
TFT IPS LCD
60Hz
+33 specs and more in the table below

Check the comparison table below for more items that are not evaluated in comparison score above.

Highlight differencesClear highlight
Physical featuresAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
ModelZenfone 6 (ZS630KL 128GB)Zenfone 5Z (ZS620KL 128GB)
Other model namesAsus Zenfone 6 2019 (6GB RAM) ASUS_I01WD, ZS630KL, I01WDAsus Zenfone 5z 6GB RAM, ASUS_Z01RD
Country or region available(Global, International)
(Global, International)
(Global, International)
(Global, International)
BrandAsusAsus
Release dateMay, 2019June, 2018
Depth9.2 millimeters (0.36 inches)7.9 millimeters (0.31 inches)
Size (width x height)75.4 x 159.1 millimeters (2.97 x 6.26 in)75.65 x 153 millimeters (2.98 x 6.02 in)
Weight190 grams (6.65 ounces)165 grams (5.78 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, glass front/backAluminum frame, glass front/back
Protection against water and othersNot supportedNot supported
System (OS)Asus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Operating systemAndroid 9.0 PieAndroid 8.0 Oreo
Firmware updatefeature not registeredAndroid 10
HardwareAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Chipset64bit - Qualcomm Snapdragon 855 SDM855 (7nm)64bit - Qualcomm Snapdragon 845 MSM8998 (10nm)
CPU processorOcta-Core, 3 processors:
2.84Ghz Single-Core Kryo 485
2.42Ghz 3-Cores Kryo 485
1.78Ghz Quad-Core Kryo 485
Octa-Core, 2 processors:
2.7Ghz Quad-Core Kryo 385 Gold
1.7Ghz Quad-Core Kryo 385 Silver
GPU graphical controllerQualcomm Adreno 640Qualcomm Adreno 630 710Mhz
RAM memory6GB LPDDR4X6GB LPDDR4X
Internal storage128GB (109GB available)
UFS 2.1
128GB (111GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(hybrid slot/shares the same SIM-2 slot)
DisplayAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Display typeTFT IPS LCDTFT IPS LCD
Screen size6.4" inches6.2" inches
Screen-to-body ratio~83.8% (screen-to-body ratio)~83.7% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1080x2246 pixels (18.7:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch 10-points
Pixel density (dot pitch)403 PPI402 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 6Gorilla Glass
Display features60Hz, 600 nits, HDR1060Hz, 550 nits
Mobile networksAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(hybrid slot/shares the same microSD slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload1200/150 Mbps1200/100 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse 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 networkA version:
UMTS 850/900/1900/2100

B, C version:
UMTS 800/850/900/1700/1900/2100
A version:
UMTS 800/850/900/1800/1900/2100

B version (USA):
UMTS 800/850/900/1800/1900/2100

C version:
UMTS 850/900/2100
Primary 4G networkLTE Cat18
VoLTE

A version:
LTE (Bands 1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (Bands 38, 40, 41)

B version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 18, 19, 26, 28)
TD-LTE (Bands 38, 39, 41, 46)

C version:
LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 26, 28)
TD-LTE (Bands 38, 39, 41, 46)
LTE Cat15/Cat18

A version:
LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28,32)
TD-LTE (Bands 34,38,39,40,41)

B version (USA):
LTE Cat18 (Bands 1,2,3,5,7,8,18,19,28)
TD-LTE (Bands 38,39,41)

C version:
LTE Cat18 (Bands 1,3,5,7,8,20)
TD-LTE (Band 40)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE
CallingAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorderVoice dialing, Voice recorder
CameraAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Back camera (main camera)(dual camera)
48 megapixels
13MP ultrawidef/2.411mm
(dual camera)
12 megapixels
8MP ultrawidef/2.012mm1/4"1.12µmFF
Main camera resolution8000x6000 pixels4000x3000 pixels
Video recording (primary)4K UHD (3840x2160) 60 fps4K UHD (3840x2160) 30 fps
FlashDual-LED flashDual-LED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length26mm lens24mm lens
Sensor size1/2" inches1/2.55" inches
Pixel size0.8µm pixel1.4µm pixel
AutofocusLDAF/PDAF: laser/phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationOIS (4-axis): Optical stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Front camera (secondary)Uses the back motorized camera (flip-up/rotating)8 megapixels
Front camera resolutionNot supported3264x2448 pixels
Video recording (secondary)Not supportedFull HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registered24mm lens
Sensor sizefeature not registered1/4" inches
Pixel sizefeature not registered1.12µm pixel
MultimediaAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, OGG, eAAC+, FLAC
ConnectivityAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz)
DLNANot supportedNot supported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, BeiDou
Infrared portNot supportedNot supported
Other functionsAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Midnight Black, Twilight Silver
- 19.5:9, HDR10, DCI-P3 100% display
- Quick Charge 4.0
- 24-bit/192kHz audio
- DTS Headphone X
- Motorized flip-up main/selfie camera
- Google Pay
- WiFi direct, hotspot
- Colors: Midnight Blue, Meteor Silver
- 2.5D curved glass screen
- 95% DCI-P3 coverage
- Supports glove touch
- ASUS ZenUI 5.0
- 24-bit/192kHz audio
- DTS sound (only headphones)
- WiFi direct, hotspot
Power supplyAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
BatteryLiPo: Li-Ion polymer (Non removable)Li-Ion: Lithium-Ion (Non removable)
Battery capacity5000 mAh3300 mAh
Charger, watts18W (9V/2A) Fast battery charging18W (9V/2A) Fast battery charging
Talk time autonomy1980 minutes | 33 hours | 1.4 days1500 minutes | 25 hours | 1 days
Standby37440 minutes | 624 hours | 26 daysfeature not registered
Radiation rateAsus Zenfone 6 (ZS630KL 128GB)Asus Zenfone 5Z (ZS620KL 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered1.16W/kg (head) | 0.89W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered1.16W/kg (head) | 1.59W/kg (body)
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