Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB) vs Asus Zenfone 6 (ZS630KL 128GB)

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Side by side comparison between Asus Zenfone 4 Selfie Pro vs Asus Zenfone 6 phones, differences, pros, cons and full specifications. What's the better?

11/9/2019 9:12 PM, updated: 10/26/2021 8:34 AM

Compare Asus Zenfone 6 X Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB) 04Points

Specifications Compare Models Pictures

5.5"
AMOLED

1080x1920

16
MP

12mp

3GB
RAM

Octa-core

3000
mAh

(Non removable)

20Points Asus Zenfone 6 (ZS630KL 128GB) Compare Asus Zenfone 4 Selfie Pro X

Specifications Compare Models Pictures

6.4"
IPS

1080x2340

48
MP

48mp

6GB
RAM

Octa-core

5000
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!

4 Advantages Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	vs	20 Advantages Asus Zenfone 6 (ZS630KL 128GB)
+147 grams (5.15 ounces)29% Lighter	vs	190 grams (6.65 ounces)
+6.85 millimeters (0.27 inches)34% Thinner	vs	9.2 millimeters (0.36 inches)
+AMOLEDAdvantage AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+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
2GHz 64bit Octa-core	vs	+2.84GHz 64bit Octa-core (7nm)29% More powerful processor, you can open your applications faster
3GB LPDDR3	vs	+6GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
64GB (54GB available)	vs	+128GB (109GB available)102% More internal storage for applications and files
eMMC 5.1	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
1080x1920 pixels	vs	+1080x2340 pixels22% Higher resolution screen
401 PPI	vs	+403 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+6.4"16% Larger screen
(back) 16MP	vs	+(dual camera) 48MP + 13MP3 times Higher resolution main camera
(dual front camera) 12MP + 8MP	vs	+(dual front camera) 48MP + 13MP2 times Higher resolution secondary camera to take pictures and selfies
Android 7.0 Nougat	vs	+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 1200 Mbps7 times Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
3000 mAh	vs	+5000 mAh67% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
10W	vs	+18W80% 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.
2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)	vs	+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.
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
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

27 Common items in both devices

16 million

Only digital zoom

PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus

EIS: Digital stabilization

HDR photo on both cameras

4K UHD (3840x2160)

(front) 4K UHD (3840x2160)

+20 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
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Change model		Choose the model
Model	Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Zenfone 6 (ZS630KL 128GB)
Other model names	Asus Zenfone 4 Selfie Pro ZD552KL (64GB + 3GB RAM)	Asus Zenfone 6 2019 (6GB RAM) ASUS_I01WD, ZS630KL, I01WD
Country or region available	(Europe), Thailand	(Global, International)
Brand	Asus	Asus
Release date	9/14/2017	5/16/2019
Depth	6.85 millimeters (0.27 inches)	9.2 millimeters (0.36 inches)
Size (width x height)	74.8 x 154 millimeters (2.94 x 6.06 in)	75.4 x 159.1 millimeters (2.97 x 6.26 in)
Weight	147 grams (5.15 ounces)	190 grams (6.65 ounces)
Build, materials	feature not registered	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Display type	AMOLED	TFT IPS LCD
Screen size	5.5" inches	6.4" inches
Screen-to-body ratio	~72.4% (screen-to-body ratio)	~83.8% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	401 PPI	403 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 6
Refresh rate	feature not registered	60Hz
Display features	feature not registered	600nits[peak] HDR10
🤖 Operating System
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
System version	Android 7.0 Nougat	Android 9.0 Pie
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Chipset	64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)	64bit: Qualcomm Snapdragon 855 (SM8150) (7nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)	Octa-core, 3 processors: 1x 2.84GHz Kryo 485 (Single-core) 3x 2.42GHz Kryo 485 (Triple-core) 4x 1.78GHz Kryo 485 (Quad-core)
GPU graphical controller	Qualcomm Adreno 506 650Mhz	Qualcomm Adreno 640 (585MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
RAM memory	3GB LPDDR3	6GB LPDDR4X
Internal storage	64GB (54GB available) eMMC 5.1	128GB (109GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	1200/150 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	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	Global version: UMTS 850/900/2100 USA/Brazil version: UMTS 850/900/1700/1900/2100 Taiwan/Japan/Hong Kong version: UMTS 800/850/900/1900/2100	A version: UMTS 850/900/1900/2100 B, C version: UMTS 800/850/900/1700/1900/2100
Primary 4G network	LTE Cat4 Global version: LTE (Bands 1,3,5,7,8,20) TD-LTE (Bands 40) USA/Brazil version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan/Japan/Hong Kong version: LTE (Bands 1,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,41)	LTE 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)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Back camera (main camera)	16 megapixels	(dual camera) 48 megapixels 13MP ultrawide f/2.411mm
Main camera resolution	4608x3456 pixels	8000x6000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 60 fps
Flash	Dual-LED on main camera and LED on front camera	Dual-LED flash
Focal aperture	feature not registered	f/1.8 (aperture)
Focal length	26mm (lens)	26mm (lens)
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm pixel
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	EIS: Digital 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
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Front camera (secondary)	(dual front camera) 12 megapixels 8MP 12mm120°	Uses the back motorized camera (flip-up/rotating)
Front camera resolution	4000x3000 pixels	8000x6000 pixels
Video recording (secondary)	4K UHD (3840x2160)	4K UHD (3840x2160)
Front flash	LED	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	25mm (lens)	26mm (lens)
Sensor size	1/2.55" inches	1/2" inches
Pixel size	1.4µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 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.264, H.263	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
USB	MicroUSB 2.0	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	5000 mAh
Charger, watts	10W (5V/2A) Wired charging	18W (9V/2A) Wired fast charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	30 hours (1.3 days)	33 hours (1.4 days)
Standby	feature not registered	624 hours (26 days)
➕ Other features
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 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: Rouge Red, Sunlight Gold, Deepsea Black • Metal body • ASUS ZenUI 4.0 • 2.5D screen glass • DTS sound enhancement • Hi-Res audio • 24-bit/192kHz audio • Slow motion 720p@120fps • Sony IMX362 sensor front camera • DuoPixel 24MP (2x12MP) front camera • Fast battery charging • VoLTE	• 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
☢️ Radiation rate
	Asus Zenfone 4 Selfie Pro (ZD552KL 64GB/3GB)	Asus Zenfone 6 (ZS630KL 128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered