Asus Zenfone Selfie (ZD551KL 16GB) vs HTC U11 (Dual 64GB)

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Side by side comparison between Asus Zenfone Selfie vs HTC U11 phones, differences, pros, cons and full specifications. What's the better?

10/19/2017 6:42 PM, updated: 5/11/2020 10:22 AM

Compare HTC U11 X Asus Zenfone Selfie (ZD551KL 16GB) 06Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

13mp

2GB
RAM

Octa-core

3000
mAh

(Removable)

22Points HTC U11 (Dual 64GB) Compare Asus Zenfone Selfie X

Specifications Compare Models Pictures

5.5"
SLCD5

1440x2560

12.2
MP

16mp

4GB
RAM

Octa-core

3000
mAh

(Non removable)

What's the better phone? HTC U11 (Dual 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!

6 Advantages Asus Zenfone Selfie (ZD551KL 16GB)	vs	22 Advantages HTC U11 (Dual 64GB)
+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid	vs	TFT Super LCD 5
+(back) 13MP5% Higher resolution main camera	vs	(back) 12.2MP
+LiPo: li-ion polymer (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FM (RDS)Advantage The radio lets you listen to your songs and sports in general	vs	Not supported
1.7GHz 64bit Octa-core	vs	+2.45GHz 64bit Octa-core (10nm)77% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+4GB LPDDR4100% More RAM memory. Typically more responsive and better for multitasking.
16GB (12GB available)	vs	+64GB (54GB available)4 times 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	+169 grams (5.92 ounces)1% Lighter
10.8 millimeters (0.43 inches)	vs	+7.9 millimeters (0.31 inches)37% Thinner
1080x1920 pixels	vs	+1440x2560 pixels78% Higher resolution screen
401 PPI	vs	+534 PPI33% Crisper display of text, images and videos because it has more pixels per inch (ppi)
HDR photo only main camera	vs	+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.0 (aperture)	vs	+f/1.7 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 13MP	vs	+(front) 16MP25% Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
Android 6.0 Marshmallow	vs	+Android 8.0 OreoAdvantage Android 8.0 Oreo is newer and safer
(4G LTE) 150 Mbps	vs	+(4G LTE-A) 800 Mbps4 times Faster for surfing the internet and download files
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
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
4.0 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0	vs	+USB 3.1 Type-C reversible connectorAdvantage Newer and faster USB version for transferring photos, mp3 or data.
MicroUSB 2.0	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Waterproof (IP?)Advantage Protection against water allows you talk to your friends in the rain, for example

23 Common items in both devices

16 million

5.5"

Dual-LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

BSI sensor

(front) Full HD (1920x1080)

+16 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 Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Change model		Choose the model
Model	Zenfone Selfie (ZD551KL 16GB)	U11 (Dual 64GB)
Other model names	Asus Zenfone Selfie Dual Sim ZD551KL	HTC U11 Dual-Sim 4GB RAM U-3u, HTC Ocean
Country or region available	(Global, International)	(Global, International), Saudi Arabia, China, United Arab Emirates, (Europe), Philippines, Hong Kong, India, Malaysia, Russia, Singapore, Taiwan
Brand	Asus	HTC
Release date	7/1/2015	6/1/2017
Depth	10.8 millimeters (0.43 inches)	7.9 millimeters (0.31 inches)
Size (width x height)	77.2 x 156.5 millimeters (3.04 x 6.16 in)	75.9 x 153.9 millimeters (2.99 x 6.06 in)
Weight	170 grams (5.95 ounces)	169 grams (5.92 ounces)
Build, materials	feature not registered	feature not registered
Protection against water and others	Not supported	Waterproof (IP?)
📲 Display
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Display type	TFT IPS LCD	TFT Super LCD 5
Screen size	5.5" inches	5.5" inches
Screen-to-body ratio	~69% (screen-to-body ratio)	~71.4% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1440x2560 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	534 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass 5
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
System version	Android 5.0.2 Lollipop	Android 7.1 Nougat
Firmware update	Android 6.0 Marshmallow	Android 8.0 Oreo
User Interface	feature not registered	feature not registered
⚙️ Processor
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Chipset	64bit: Qualcomm Snapdragon 615 MSM8939 (28nm)	64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm)
CPU	Octa-core, 2 processors: 4x 1.7GHz ARM Cortex-A53 (Quad-core) 4x 1GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.45GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core)
GPU graphical controller	Qualcomm Adreno 405	Qualcomm Adreno 540 (670-710MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
RAM memory	2GB LPDDR3	4GB LPDDR4
Internal storage	16GB (12GB available)	64GB (54GB available)
External storage	Until 64GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Dual-SIM	Dual-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 card	2 slots (Dual-SIM) micro-SIM (3FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	150/50 Mbps	800/75 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	CDMA 800 (U-3w), GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	Global version (U-3u): UMTS 850/900/1900/2100 China version (U-3w): CDMA2000 EV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat4 800/850/900/1800/1900/2100/2600 (Bands 1,2,3,5,7,8,20)	LTE Cat15 Global version (U-3u): LTE (Bands 1,3,4,5,7,8,12,17,20,28,32) TD-LTE (Bands 39,40,38,41) China version (U-3w): LTE (Bands 1,3,4,5,7,8,12,17) TD-LTE (Bands 39,40,38,41)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, 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 Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Back camera (main camera)	13 megapixels	12.2 megapixels
Main camera resolution	4128x3096 pixels	4032x3024 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/1.7 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3.2" inches	feature not registered
Pixel size	feature not registered	1.4µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	feature not registered	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Supported
HDR	HDR photo only main camera	HDR photo/video on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Front camera (secondary)	13 megapixels	16 megapixels
Front camera resolution	4128x3096 pixels	4608x3456 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Loudspeaker	Supported	Supported
Active noise cancellation	Not supported	2 microphones or more
Radio	FM (RDS)	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.265, H.264, H.263, XviD
Audio formats	MP3, WAV, eAAC+	MP3, WAV, OGG, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
USB	MicroUSB 2.0	USB 3.1 Type-C reversible connector
Audio output	3.5mm jack	Type-C reversible connector
TV output	Micro-B USB MHL	USB Type-C (reversible)
Bluetooth	4.0 + A2DP	4.2 + A2DP
WiFi	802.11 b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Battery type	LiPo: li-ion polymer (Removable)	Li-Ion: lithium-ion (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	23 hours	24.5 hours (1 days)
Standby	255 hours (10.6 days)	336 hours (14 days)
➕ Other features
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 64GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
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: Pure White, Chic Pink, Aqua Blue • ASUS ZenUI • ASUS TruVivid • Oleophobic coating on screen • Laser autofocus camera • Toshiba sensor camera • 5GB ASUS WebStorage • Beidou GPS	• Colors: Black, White, Silver, Blue, Solar Red • USB OTG On-The-Go • Aluminum and glass body • 3D glass screen • Amazon Alexa • Plastic case included • HTC Sense UI • HTC BoomSound • Hi-Res audio • 24-bit/192kHz audio • Fast battery charging • Quick Charge 3.0 • Type-C to 3.5mm headphone jack adapter • Slow motion 1080p@120fps • Miracast • IP67 certified: dust and water resistant up to 1m and 30min
☢️ Radiation rate
	Asus Zenfone Selfie (ZD551KL 16GB)	HTC U11 (Dual 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