HTC U11 (128GB) vs Acer Liquid S2 (S520)

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Side by side comparison between HTC U11 vs Acer Liquid S2 phones, differences, pros, cons and full specifications. What's the better?

10/19/2017 9:53 PM, updated: 5/10/2020 10:33 PM

Compare Acer Liquid S2 X HTC U11 (128GB) 19Points

Specifications Compare Models Pictures

5.5"
SLCD5

1440x2560

12.2
MP

16mp

6GB
RAM

Octa-core

3000
mAh

(Non removable)

07Points Acer Liquid S2 (S520) Compare HTC U11 X

Specifications Compare Models Pictures

6"
IPS

1080x1920

13
MP

2.1mp

2GB
RAM

Quad-core

3300
mAh

(Non removable)

What's the better phone? HTC U11 (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!

19 Advantages HTC U11 (128GB)	vs	7 Advantages Acer Liquid S2 (S520)
+2.45GHz 64bit Octa-core (10nm)63% More powerful processor, you can open your applications faster	vs	2.2GHz 32bit Quad-core
+6GB LPDDR42 times More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+128GB (115GB available)9 times More internal storage for applications and files	vs	16GB (12GB available)
+Until 256GB microSD, microSDXC3 times More external storage for files using memory cards	vs	Until 64GB microSD, microSDXC
+169 grams (5.92 ounces)37% Lighter	vs	231 grams (8.09 ounces)
+7.9 millimeters (0.31 inches)14% Thinner	vs	9 millimeters (0.35 inches)
+1440x2560 pixels78% Higher resolution screen	vs	1080x1920 pixels
+534 PPI46% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	367 PPI
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+HDR photo/video on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 16MP7 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2.1MP
+Android 8.0 OreoAdvantage Android 8.0 Oreo is newer and safer	vs	Android 4.2.2 Jelly Bean
+(4G LTE-A) 800 Mbps7 times Faster for surfing the internet and download files	vs	(4G LTE) 100 Mbps
+Fingerprint sensorAdvantage Sensors help you use the device	vs	Not supported
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster	vs	4.0 + A2DP
+USB 3.1 Type-C reversible connectorAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	MicroUSB 2.0
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
+Waterproof (IP?)Advantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
TFT Super LCD 5	vs	+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid
5.5"	vs	+6"9% Larger screen
(back) 12.2MP	vs	+(back) 13MP6% Higher resolution main camera
Dual-LED flash	vs	+Quad-LED flashAdvantage The Quad-LED flash helps in dark places or in low light
3000 mAh	vs	+3300 mAh10% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
Type-C reversible connector	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general

24 Common items in both devices

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

BSI sensor

4K UHD (3840x2160)

(front) Full HD (1920x1080)

4G LTE-A / 4G LTE

+17 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
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Change model
Model	U11 (128GB)	Liquid S2 (S520)
Other model names	HTC U11 Single-Sim 6GB RAM 601HT U-3f, HTC Ocean	Acer Liquid S520, Acer S520, Acer Hamingway
Country or region available	Canada, USA	(Global, International)
Brand	HTC	Acer
Release date	6/1/2017	12/1/2013
Depth	7.9 millimeters (0.31 inches)	9 millimeters (0.35 inches)
Size (width x height)	75.9 x 153.9 millimeters (2.99 x 6.06 in)	86 x 166 millimeters (3.39 x 6.54 in)
Weight	169 grams (5.92 ounces)	231 grams (8.09 ounces)
Build, materials	feature not registered	feature not registered
Protection against water and others	Waterproof (IP?)	Not supported
📲 Display
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Display type	TFT Super LCD 5	TFT IPS LCD
Screen size	5.5" inches	6" inches
Screen-to-body ratio	~71.4% (screen-to-body ratio)	~69.5% (screen-to-body ratio)
Display resolution	1440x2560 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	534 PPI	367 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 3
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	HTC U11 (128GB)	Acer Liquid S2 (S520)
System version	Android 7.1 Nougat	Android 4.2.2 Jelly Bean
Firmware update	Android 8.0 Oreo	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Chipset	64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm)	32bit: Qualcomm Snapdragon 800 MSM8974 (28nm)
CPU	Octa-core, 2 processors: 4x 2.45GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core)	Quad-core, 1 processor: 4x 2.2GHz Krait 400 (Quad-core)
GPU graphical controller	Qualcomm Adreno 540 (670-710MHz)	Qualcomm Adreno 330
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	HTC U11 (128GB)	Acer Liquid S2 (S520)
RAM memory	6GB LPDDR4	2GB LPDDR3
Internal storage	128GB (115GB available)	16GB (12GB available)
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 64GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	800/75 Mbps	100/50 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 850/900/1700/1900/2100	UMTS 900/2100
Primary 4G network	LTE Cat15 (Bands 1,2,3,4,5,7,8,12,13,20,25,26,28,66) TD-LTE (Bands 41) VoLTE	LTE Cat3 800/1800/2600 (Bands 3,7,20)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
📷 Camera
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Back camera (main camera)	12.2 megapixels	13 megapixels
Main camera resolution	4032x3024 pixels	4160x3120 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	Quad-LED flash
Focal aperture	f/1.7 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1.4µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital 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/video on both cameras	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Front camera (secondary)	16 megapixels	2.1 megapixels
Front camera resolution	4608x3456 pixels	1920x1080 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
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
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	Not supported
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD	MP4, H.264, H.263
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, WAV, eAAC+
🔌 Connectivity
	HTC U11 (128GB)	Acer Liquid S2 (S520)
USB	USB 3.1 Type-C reversible connector	MicroUSB 2.0
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	Not supported
Bluetooth	4.2 + A2DP	4.0 + A2DP
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) + MIMO WiFi Direct, hotspot
DLNA	Supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	HTC U11 (128GB)	Acer Liquid S2 (S520)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3000 mAh	3300 mAh
Charger, watts	Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	24.5 hours (1 days)	feature not registered
Standby	336 hours (14 days)	feature not registered
➕ Other features
	HTC U11 (128GB)	Acer Liquid S2 (S520)
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: 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	• Colors: Black, Red • Acer Float UI • DTS sound enhancement
☢️ Radiation rate
	HTC U11 (128GB)	Acer Liquid S2 (S520)
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