Motorola Moto X4 (XT1900-07) vs Asus Zenfone 5Z (ZS621KL 128GB)

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Side by side comparison between Motorola Moto X4 vs Asus Zenfone 5Z phones, differences, pros, cons and full specifications. What's the better?

8/26/2018 9:18 AM, updated: 9/28/2020 10:56 PM

Compare Asus Zenfone 5Z X Motorola Moto X4 (XT1900-07) 05Points

Specifications Compare Models Pictures

5.2"
IPS

1080x1920

12
MP

16mp

3GB
RAM

Octa-core

3000
mAh

(Non removable)

15Points Asus Zenfone 5Z (ZS621KL 128GB) Compare Motorola Moto X4 X

Specifications Compare Models Pictures

6.2"
IPS

1080x2246

12
MP

8mp

6GB
RAM

Octa-core

3300
mAh

(Non removable)

What's the better phone? Asus Zenfone 5Z (ZS621KL 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!

5 Advantages Motorola Moto X4 (XT1900-07)	vs	15 Advantages Asus Zenfone 5Z (ZS621KL 128GB)
+163 grams (5.71 ounces)1% Lighter	vs	165 grams (5.78 ounces)
+424 PPI5% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	402 PPI
+Dual-LED on main camera and LED on front cameraAdvantage The Dual-LED on main camera and LED on front camera helps in dark places or in low light	vs	Dual-LED flash
+(front) 16MP99% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
2.2GHz 64bit Octa-core	vs	+2.7GHz 64bit Octa-core21% More powerful processor, you can open your applications faster
3GB LPDDR4	vs	+6GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
32GB (17GB available)	vs	+128GB (111GB available)6 times More internal storage for applications and files
eMMC	vs	+UFS 2.1Advantage Fastest write and read storage.
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
8 millimeters (0.31 inches)	vs	+7.9 millimeters (0.31 inches)1% Thinner
1080x1920 pixels	vs	+1080x2246 pixels17% Higher resolution screen
5.2"	vs	+6.2"19% Larger screen
EIS: Digital stabilization	vs	+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
f/2.0 (aperture)	vs	+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Android 9.0 Pie	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 450 Mbps	vs	+(4G LTE-A) 800 Mbps78% Faster for surfing the internet and download files
3000 mAh	vs	+3300 mAh10% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15W	vs	+18W20% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
1 slot (Single-SIM) (hybrid slot/shares the same microSD 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.

31 Common items in both devices

Aluminum frame, glass front/back

TFT IPS LCD

60Hz

16 million

(dual camera) 12MP + 8MP

Only digital zoom

PDAF: phase detection autofocus

+24 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

📱 Model features
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Change model		Choose the model
Model	Moto X4 (XT1900-07)	Zenfone 5Z (ZS621KL 128GB)
Other model names	Lenovo Moto X4 XT1900 32GB, Moto X4 Single-Chip (2017)	Asus Zenfone 5z 6GB RAM (ZS621KL), ASUS_Z01RD
Country or region available	Canada, USA	India
Brand	Motorola	Asus
Release date	10/1/2017	6/1/2018
Depth	8 millimeters (0.31 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	73.4 x 148.35 millimeters (2.89 x 5.84 in)	75.65 x 153 millimeters (2.98 x 6.02 in)
Weight	163 grams (5.71 ounces)	165 grams (5.78 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back
Protection against water and others	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant	Not supported
📲 Display
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.2" inches	6.2" inches
Screen-to-body ratio	~68.5% (screen-to-body ratio)	~83.7% (screen-to-body ratio)
Display resolution	1080x1920 pixels (16:9)	1080x2246 pixels (18.7:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	424 PPI	402 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass
Refresh rate	60Hz	60Hz
Display features	Not supported	550nits[typ]
🤖 Operating System
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
System version	Android 7.1.1 Nougat	Android 8.0 Oreo
Firmware update	Android 9.0 Pie	Android 10
User Interface	feature not registered	feature not registered
⚙️ Processor
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Chipset	64bit: Qualcomm Snapdragon 630 SDM630 (14nm)	64bit: Qualcomm Snapdragon 845 MSM8998 (10nm)
CPU	Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.7GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 508 650Mhz	Qualcomm Adreno 630 710Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
RAM memory	3GB LPDDR4	6GB LPDDR4X
Internal storage	32GB (17GB available) eMMC	128GB (111GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	450/50 Mbps	800/100 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800/1900, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 EV-DO RevA UMTS 850/900/1700/1900/2100	UMTS 800/850/900
Primary 4G network	LTE Cat9 700/800/850/900/1700/1800/1900/2100 (Bands 1,2,3,4,5,7,8,12,13,17,20,25,26,28,66) TD-LTE 2500/2600 (Bands 38,41)	LTE Cat15 (Bands 1,2,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Back camera (main camera)	(dual camera) 12 megapixels 8MP ultrawide f/2.213mm	(dual camera) 12 megapixels 8MP ultrawide f/2.012mm1/4"1.12µmFF
Main camera resolution	4000x3000 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED on main camera and LED on front camera	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	24mm lens
Sensor size	1/2.55" inches	1/2.55" inches
Pixel size	1.4µm pixel	1.4µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS (4-axis): Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Front camera (secondary)	16 megapixels	8 megapixels
Front camera resolution	4608x3456 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	24mm lens
Sensor size	1/3.1" inches	1/4" inches
Pixel size	1µm pixel	1.12µm pixel
🔉 Sound and multimedia
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263	MP4, H.265, H.264, H.263
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (front-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	3300 mAh
Charger, watts	15W Wired fast charging	18W (9V/2A) Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	25 hours (1 days)
Standby	feature not registered	feature not registered
➕ Other features
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Super Black, Sterling Blue, Silver • Android One • 3D glass back panel • TurboPower charging: 6h in 15min	• 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)
☢️ Radiation rate
	Moto X4 (XT1900-07)	Asus Zenfone 5Z (ZS621KL 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.04W/kg (head), 0.37W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.2W/kg (head), 1.477W/kg (body)