Quantum Sky vs Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)

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

10/18/2017 7:26 PM, updated: 6/23/2023 8:41 AM

Compare Asus Zenfone 4 X Quantum Sky 04Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

16mp

4GB
RAM

Octa-core

4010
mAh

(Non removable)

16Points Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) Compare Quantum Sky X

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

12.2
MP

8mp

4GB
RAM

Octa-core

3300
mAh

(Non removable)

What's the better phone? Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)

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 Quantum Sky	vs	16 Advantages Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+(front) 16MP99% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+PedometerAdvantage Sensors help you use the device	vs	Not supported
+4010 mAh22% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3300 mAh
2GHz 64bit Octa-core (28nm)	vs	+2.2GHz 64bit Octa-core44% More powerful processor, you can open your applications faster
4GB LPDDR3	vs	+4GB LPDDR4XAdvantage This RAM type is better and more efficient.
182 grams (6.37 ounces)	vs	+165 grams (5.78 ounces)10% Lighter
8.3 millimeters (0.33 inches)	vs	+7.5 millimeters (0.3 inches)11% Thinner
(back) 13MP	vs	+(dual camera) 12.2MP + 8MP58% Higher resolution main camera
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.
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times 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 7.0 Nougat	vs	+Android 7.1.1 NougatAdvantage Android 7.1.1 Nougat is newer and safer
(4G LTE) 300 Mbps	vs	+(4G LTE-A) 600 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
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 + 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, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

32 Common items in both devices

64GB (53GB available) / 64GB (52GB available)

Until 256GB microSD, microSDXC

Aluminum body, glass front, aluminum back with plastic ends / Aluminum frame, glass front/back

TFT IPS LCD

16 million

1080x1920 pixels

401 PPI

+25 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
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Change model		Choose the model
Model	Quantum Sky	Zenfone 4 (ZE554KL 64GB/4GB NFC)
Other model names	Positivo Quantum Sky 4G 64GB, Quantum Sky QX1	Asus Zenfone 4 (NFC version) Snapdragon 630 (4GB RAM)
Country or region available	Brazil	(Europe), South Africa, China, USA, Hong Kong, Taiwan
Brand	Quantum	Asus
Release date	8/29/2017	10/1/2017
Depth	8.3 millimeters (0.33 inches)	7.5 millimeters (0.3 inches)
Size (width x height)	76.5 x 154.5 millimeters (3.01 x 6.08 in)	75.2 x 155.4 millimeters (2.96 x 6.12 in)
Weight	182 grams (6.37 ounces)	165 grams (5.78 ounces)
Build, materials	Aluminum body, glass front, aluminum back with plastic ends	Aluminum frame, glass front/back
Protection against water and others	Not supported	Not supported
📲 Display
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.5" inches	5.5" inches
Screen-to-body ratio	~70.6% (screen-to-body ratio)	~71.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	401 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 3
Refresh rate	60Hz	feature not registered
Display features	2.5D glass	feature not registered
🤖 Operating System
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
System version	Android 7.0 Nougat	Android 7.1.1 Nougat
Firmware update	feature not registered	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Chipset	64bit: MediaTek Helio P10 (MT6755) (28nm)	64bit: Qualcomm Snapdragon 630 SDM630 (14nm)
CPU	Octa-core, 2 processors: 4x 2GHz ARM Cortex-A53 (Quad-core) 4x 1.2GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	ARM Mali-T860 MP2 (700MHz)	Qualcomm Adreno 508
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
RAM memory	4GB LPDDR3	4GB LPDDR4X
Internal storage	64GB (53GB available) eMMC 5.1	64GB (52GB available)
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
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 (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	600/150 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Tri-Band 850/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/1800/1900	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	China version: UMTS 850/900/1900/2100 North America version: UMTS 800/850/900/1700/1900/2100 Taiwan version: UMTS 800/850/900/1800/1900/2100
Primary 4G network	LTE Cat6 (1, 2, 3, 4, 5, 7, 28)	LTE Cat12 China version: LTE (Bands 1,2,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) North America version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan version: LTE (Bands 1,2,3,5,7,8,18,19,28) TD-LTE (Bands 38,39,40,41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/1800/1900	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
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Back camera (main camera)	13 megapixels	(dual camera) 12.2 megapixels 8MP 12mm
Main camera resolution	4128x3096 pixels	4032x3024 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/2.0 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	25mm (lens)
Sensor size	feature not registered	1/2.55" inches
Pixel size	feature not registered	1.4µm pixel
Autofocus	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	Sony IMX258 (back) Samsung S5K3P3 (front)	feature not registered
📸 Front camera
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Front camera (secondary)	16 megapixels	8 megapixels
Front camera resolution	4608x3456 pixels	3264x2448 pixels
Video recording (secondary)	HD (1280x720)	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	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	Not supported	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, WAV, OGG, eAAC+
🔌 Connectivity
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + 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	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Pedometer Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4010 mAh	3300 mAh
Charger, watts	10W Wired charging	10W (5V/2A) Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	28 hours (1.2 days)	30 hours (1.3 days)
Standby	feature not registered	552 hours (23 days)
➕ Other features
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
Call control	Voice dialing, Voice recorder	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: Silver, Gold • Screen protector included • Silicon case included	• Colors: Moonlight white, Mint green, Midnight black • Asus ZenUI 4.0 • 2.5D glass screen • Sony IMX362 back camera sensor • Fast battery charging: 50% in 36min • 24-bit/192kHz audio • DTS surround sound • VoLTE
☢️ Radiation rate
	Quantum Sky	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)
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