Asus Zenfone Zoom (ZX551ML 32GB) vs HTC One S (Z250E)

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Side by side comparison between Asus Zenfone Zoom (ZX551ML) vs HTC One S phones, differences, pros, cons and full specifications. What's the better?

4/30/2020 8:04 AM, updated: 6/19/2025 5:37 PM

Compare HTC One S X Asus Zenfone Zoom (ZX551ML 32GB) 19Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

5mp

4GB
RAM

Quad-core

3000
mAh

(Non removable)

08Points HTC One S (Z250E) Compare Asus Zenfone Zoom (ZX551ML) X

Specifications Compare Models Pictures

4.3"
AMOLED

540x960

8
MP

1.3mp

1GB
RAM

Dual-core

1650
mAh

(Non removable)

What's the better phone? Asus Zenfone Zoom (ZX551ML 32GB)

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 Asus Zenfone Zoom (ZX551ML 32GB)	vs	8 Advantages HTC One S (Z250E)
+2.5GHz 64bit Quad-core147% More powerful processor, you can open your applications faster	vs	1.5GHz 32bit Dual-core (45nm)
+4GB LPDDR33 times More RAM memory. Typically more responsive and better for multitasking.	vs	1GB LPDDR2
+32GB (26GB available)117% More internal storage for applications and files	vs	16GB (12GB available)
+Until 128GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+Aluminum frame, glass front, leather backAdvantage More resistant material	vs	Plastic body, glass front
+1080x1920 pixels3 times Higher resolution screen	vs	540x960 pixels
+401 PPI57% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	256 PPI
+5.5"28% Larger screen	vs	4.3"
+(back) 13MP60% Higher resolution main camera	vs	(back) 8MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+(front) 5MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 1.3MP
+Android 6.0 MarshmallowAdvantage Android 6.0 Marshmallow is newer and safer	vs	Android 4.1.1 Jelly Bean
+4G LTEAdvantage The 4G LTE network is newer and faster	vs	3G+ HSPA+
+(4G LTE) 150 Mbps3 times Faster for surfing the internet and download files	vs	(3G+ HSPA+) 42 Mbps
+3000 mAh82% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1650 mAh
+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
185 grams (6.48 ounces)	vs	+120 grams (4.2 ounces)54% Lighter
12 millimeters (0.47 inches)	vs	+7.8 millimeters (0.31 inches)54% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
f/2.7 (aperture)	vs	+f/2.0 (aperture)35% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Not supported	vs	+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos
Not supported	vs	+FM (RDS)Advantage The radio lets you listen to your songs and sports in general
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

22 Common items in both devices

16 million

LDAF: laser detection autofocus / Autofocus

HDR photo only main camera

Full HD (1920x1080)

(front) HD (1280x720)

Capacitive

Multitouch

+15 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 Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Change model		Choose the model
Model	Zenfone Zoom (ZX551ML 32GB)	One S (Z250E)
Other model names	Asus Zenfone Zoom ZX551ML (4G), Asus ZX551ML	HTC One S Z250E, Z320E, HTC Ville
Country or region available	(Latin America), (Europe)	(Europe), (Global, International), Canada, USA
Brand	Asus	HTC
Release date	12/1/2015	3/30/2012
Depth	12 millimeters (0.47 inches)	7.8 millimeters (0.31 inches)
Size (width x height)	78.8 x 158.9 millimeters (3.1 x 6.26 in)	65 x 130.9 millimeters (2.56 x 5.15 in)
Weight	185 grams (6.48 ounces)	120 grams (4.2 ounces)
Build, materials	Aluminum frame, glass front, leather back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Display type	TFT IPS LCD	Super AMOLED
Screen size	5.5" inches	4.3" inches
Screen-to-body ratio	~66.6% (screen-to-body ratio)	~59.9% (screen-to-body ratio)
Display resolution	1080x1920 pixels	540x960 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	256 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
System version	Android 5.0.2 Lollipop	Android 4.0.3 Ice Cream Sandwich ICS
Firmware update	Android 6.0 Marshmallow	Android 4.1.1 Jelly Bean
User Interface	feature not registered	HTS Sense 4.0 UI
⚙️ Processor
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Chipset	64bit: Intel Atom Z3590 (22nm)	32bit: Qualcomm Snapdragon S3 (MSM8260) (45nm)
CPU	Quad-core, 1 processor: 4x 2.5GHz Intel Silvermont (Quad-core)	Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core)
GPU graphical controller	PowerVR G6430 MP4	Qualcomm Adreno 220 (266MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
RAM memory	4GB LPDDR3	1GB LPDDR2
Internal storage	32GB (26GB available)	16GB (12GB available)
External storage	Until 128GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) micro-SIM (3FF)	1 slot (Single-SIM) micro-SIM (3FF)
Maximum Download / Upload	150/50 Mbps	42/5.76 Mbps
Network technology	2G, 3G, 4G	2G, 3G
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	USA model: UMTS 850/1700/1900/2100 International model: UMTS 850/900/2100
Primary 4G network	LTE Cat4 (Bands 1, 2, 3, 5, 7, 8, 9, 18, 19, 28)	Not supported
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
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
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Back camera (main camera)	13 megapixels	8 megapixels
Main camera resolution	4128x3096 pixels	3264x2448 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.7 (aperture)	f/2.0 (aperture)
Focal length	28mm (lens)	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	LDAF: laser detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	EIS: Digital stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo only main camera	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Front camera (secondary)	5 megapixels	1.3 megapixels
Front camera resolution	2560x1920 pixels	1280x1024 pixels
Video recording (secondary)	HD (1280x720)	HD (1280x720)
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
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Loudspeaker	Supported	Mono sound (not stereo) HTC Beats Audio
Active noise cancellation	Not supported	2 microphones
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	AVI, 3GP, 3G2, MP4, WMV
Audio formats	MP3, WAV, eAAC+	AAC, AMR, OGG, M4A, MID, MP3, WAV, WMA
🔌 Connectivity
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro-B USB MHL
Bluetooth	4.0 + A2DP	4.0 + 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 hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging
NFC	Supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3000 mAh	1650 mAh
Charger, watts	18W Wired fast charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	7 hours
Standby	feature not registered	430 hours (17.9 days)
➕ Other features
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
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, Flash player
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, White • Asus ZenUI • Hoya camera sensor • Laser autofocus camera (0.03 seconds) • 3x optical zoom camera • Dual tone flash • Fast battery charging: 60% in 40min • Beidou GPS • 5GB Asus Webstorage	• Colors: Black HAC (M3/T3)
☢️ Radiation rate
	Asus Zenfone Zoom (ZX551ML 32GB)	HTC One S (Z250E)
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