Asus Zenfone 2 (ZE551ML 32GB) vs Asus Zenfone 4 Selfie (ZD553KL 64GB)

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Side by side comparison between Asus Zenfone 2 vs Asus Zenfone 4 Selfie phones, differences, pros, cons and full specifications. What's the better?

11/23/2017 8:47 PM, updated: 3/16/2020 9:02 PM

Compare Asus Zenfone 4 Selfie X Asus Zenfone 2 (ZE551ML 32GB) 05Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

5mp

4GB
RAM

Quad-core

3000
mAh

(Non removable)

13Points Asus Zenfone 4 Selfie (ZD553KL 64GB) Compare Asus Zenfone 2 X

Specifications Compare Models Pictures

5.5"
IPS

720x1280

16
MP

20mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? Asus Zenfone 4 Selfie (ZD553KL 64GB)

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 Asus Zenfone 2 (ZE551ML 32GB)	vs	13 Advantages Asus Zenfone 4 Selfie (ZD553KL 64GB)
+2.3GHz 64bit Quad-core42% More powerful processor, you can open your applications faster	vs	1.4GHz 64bit Octa-core
+1080x1920 pixels125% Higher resolution screen	vs	720x1280 pixels
+401 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
32GB (28GB available)	vs	+64GB (54GB available)93% More internal storage for applications and files
Until 64GB microSD, microSDXC	vs	+Until 256GB microSD, microSDXC3 times More external storage for files using memory cards
170 grams (5.95 ounces)	vs	+144 grams (5.04 ounces)18% Lighter
10.9 millimeters (0.43 inches)	vs	+7.9 millimeters (0.31 inches)38% Thinner
(back) 13MP	vs	+(back) 16MP25% Higher resolution main camera
Dual-LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 5MP	vs	+(dual front camera) 20MP + 8MP5 times Higher resolution secondary camera to take pictures and selfies
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 6.0 Marshmallow	vs	+Android 7.0 NougatAdvantage Android 7.0 Nougat is newer and safer
Not supported	vs	+Fingerprint sensorAdvantage Sensors help you use the device
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
4.0 + A2DP	vs	+4.1 + A2DPAdvantage Bluetooth 4.1 + A2DP is newer and faster

28 Common items in both devices

4GB LPDDR3

TFT IPS LCD

16 million

5.5"

Only digital zoom

Autofocus / PDAF: phase detection autofocus

Full HD (1920x1080)

+21 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 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Change model		Choose the model
Model	Zenfone 2 (ZE551ML 32GB)	Zenfone 4 Selfie (ZD553KL 64GB)
Other model names	Asus Zenfone 2 ZE551ML Dual-sim (32GB + 4GB RAM)	Asus Zenfone 4 Selfie ZD553KL-5G091BR (4GB RAM)
Country or region available	feature not registered	Brazil
Brand	Asus	Asus
Release date	3/1/2015	10/1/2017
Depth	10.9 millimeters (0.43 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	77.2 x 152.5 millimeters (3.04 x 6 in)	75.9 x 155.66 millimeters (2.99 x 6.13 in)
Weight	170 grams (5.95 ounces)	144 grams (5.04 ounces)
Build, materials	feature not registered	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.5" inches	5.5" inches
Screen-to-body ratio	~70.8% (screen-to-body ratio)	~70.6% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1280 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	401 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 4
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
System version	Android 5.0 Lollipop	Android 7.0 Nougat
Firmware update	Android 6.0 Marshmallow	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Chipset	64bit: Intel Atom Z3580	64bit: Qualcomm Snapdragon 430 MSM8937 (28nm)
CPU	Quad-core, 1 processor: 4x 2.3GHz Intel Silvermont (Quad-core)	Octa-core, 2 processors: 4x 1.4GHz ARM Cortex-A53 (Quad-core) 4x 1.1GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	PowerVR G6430 MP4	Qualcomm Adreno 505 450Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
RAM memory	4GB LPDDR3	4GB LPDDR3
Internal storage	32GB (28GB available)	64GB (54GB available)
External storage	Until 64GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	150/50 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	UMTS 850/900/1900/2100	UMTS 800/850/900/1700/1900/2100
Primary 4G network	LTE Cat4 800/850/900/1700/1800/1900/2100/2600 Bands (1,2,3,4,5,7,8,20) - USA: 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,17,20)	LTE Cat4 (Bands 1,3,5,7,8,18,19,26,28) TD-LTE (Bands 38,41)
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
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 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Back camera (main camera)	13 megapixels	16 megapixels
Main camera resolution	4128x3096 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash on both cameras
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	26mm (lens)
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	feature not registered	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 only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Front camera (secondary)	5 megapixels	(dual front camera) 20 megapixels 8MP 12mm120°
Front camera resolution	2560x1920 pixels	5472x3648 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	31mm (lens)
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM (RDS)	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.264, H.263
Audio formats	MP3, WAV, eAAC+	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
USB	MicroUSB 2.0	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	4.1 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	3000 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
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: Black, Gold, Gray, Red, White • Asus ZenUI • Fast battery charging: 60% in 40min • 5GB free ASUS WebStorage • OpenGL 3.0 • Asus BoostMaster 18W adapter included	• Colors: Black, Green, Rose pink, Sunlight Gold • 2.5D glass screen • ASUS ZenUI 4.0 • PixelMaster 4.0
☢️ Radiation rate
	Asus Zenfone 2 (ZE551ML 32GB)	Asus Zenfone 4 Selfie (ZD553KL 64GB)
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

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Asus Zenfone 2 (ZE551ML 32GB) vs Asus Zenfone 4 Selfie (ZD553KL 64GB)

Side by side comparison between Asus Zenfone 2 vs Asus Zenfone 4 Selfie phones, differences, pros, cons and full specifications. What's the better?

What's the better phone? Asus Zenfone 4 Selfie (ZD553KL 64GB)

📱 Model features

📲 Display

🤖 Operating System

⚙️ Processor

💽 Memory and storage

📶 Mobile networks

📷 Camera

📸 Front camera

🔉 Sound and multimedia

🔌 Connectivity

🧭 Sensors

🔋 Battery

➕ Other features

☢️ Radiation rate