Samsung Galaxy Alpha (SM-G850A) vs Asus Zenfone Zoom (ZX551ML 32GB)

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

4/30/2020 8:04 AM, updated: 5/12/2020 9:07 PM

Compare Asus Zenfone Zoom (ZX551ML) X Samsung Galaxy Alpha (SM-G850A) 10Points

Specifications Compare Models Pictures

4.7"
AMOLED

720x1280

12
MP

2.1mp

2GB
RAM

Quad-core

1860
mAh

(Removable)

13Points Asus Zenfone Zoom (ZX551ML 32GB) Compare Samsung Galaxy Alpha X

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

13
MP

5mp

4GB
RAM

Quad-core

3000
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!

10 Advantages Samsung Galaxy Alpha (SM-G850A)	vs	13 Advantages Asus Zenfone Zoom (ZX551ML 32GB)
+115 grams (4.03 ounces)61% Lighter	vs	185 grams (6.48 ounces)
+6.7 millimeters (0.26 inches)79% Thinner	vs	12 millimeters (0.47 inches)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+f/2.2 (aperture)23% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.7 (aperture)
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera	vs	(front) HD (1280x720)
+Fingerprint sensorAdvantage Sensors help you use the device	vs	Not supported
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: li-ion polymer (Non removable)
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
2.5GHz 32bit Quad-core	vs	+2.5GHz 64bit Quad-core27% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+4GB LPDDR3100% More RAM memory. Typically more responsive and better for multitasking.
Not supported	vs	+Until 128GB microSD, microSDXCAdvantage More external storage for files using memory cards
720x1280 pixels	vs	+1080x1920 pixels125% Higher resolution screen
312 PPI	vs	+401 PPI29% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.7"	vs	+5.5"17% Larger screen
(back) 12MP	vs	+(back) 13MP7% Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Only digital zoom	vs	+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(front) 2.1MP	vs	+(front) 5MP137% Higher resolution secondary camera to take pictures and selfies
Android 5.0.2 Lollipop	vs	+Android 6.0 MarshmallowAdvantage Android 6.0 Marshmallow is newer and safer
1860 mAh	vs	+3000 mAh61% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use

24 Common items in both devices

32GB (25GB available) / 32GB (26GB available)

16 million

Autofocus / LDAF: laser detection autofocus

HDR photo/video only main camera / HDR photo only main camera

4G LTE-A / 4G LTE

150 Mbps

Capacitive

+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
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Change model		Choose the model
Model	Galaxy Alpha (SM-G850A)	Zenfone Zoom (ZX551ML 32GB)
Other model names	AT&T Samsung Galaxy Alpha S801 SM-G850A for USA	Asus Zenfone Zoom ZX551ML (4G), Asus ZX551ML
Country or region available	USA	(Latin America), (Europe)
Brand	Samsung	Asus
Release date	9/1/2014	12/1/2015
Depth	6.7 millimeters (0.26 inches)	12 millimeters (0.47 inches)
Size (width x height)	65.5 x 132.4 millimeters (2.58 x 5.21 in)	78.8 x 158.9 millimeters (3.1 x 6.26 in)
Weight	115 grams (4.03 ounces)	185 grams (6.48 ounces)
Build, materials	feature not registered	Aluminum frame, glass front, leather back
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Display type	Super AMOLED	TFT IPS LCD
Screen size	4.7" inches	5.5" inches
Screen-to-body ratio	~70.2% (screen-to-body ratio)	~66.6% (screen-to-body ratio)
Display resolution	720x1280 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	312 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Gorilla Glass 4
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
System version	Android 4.4.4 KitKat	Android 5.0.2 Lollipop
Firmware update	Android 5.0.2 Lollipop	Android 6.0 Marshmallow
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Chipset	32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm)	64bit: Intel Atom Z3590 (22nm)
CPU	Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core)	Quad-core, 1 processor: 4x 2.5GHz Intel Silvermont (Quad-core)
GPU graphical controller	Qualcomm Adreno 330 578Mhz	PowerVR G6430 MP4
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
RAM memory	2GB LPDDR3	4GB LPDDR3
Internal storage	32GB (25GB available)	32GB (26GB available)
External storage	Not supported	Until 128GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
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	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 850/900/1900/2100
Primary 4G network	LTE 700/850/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,17)	LTE Cat4 (Bands 1, 2, 3, 5, 7, 8, 9, 18, 19, 28)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, 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
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Back camera (main camera)	12 megapixels	13 megapixels
Main camera resolution	4608x2592 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/2.2 (aperture)	f/2.7 (aperture)
Focal length	feature not registered	28mm (lens)
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
Autofocus	Autofocus	LDAF: laser detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Digital and optical zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo/video only main camera	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Front camera (secondary)	2.1 megapixels	5 megapixels
Front camera resolution	1920x1080 pixels	2560x1920 pixels
Video recording (secondary)	Full HD (1920x1080)	HD (1280x720)
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
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	Not supported
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.264, H.263
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+
🔌 Connectivity
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
USB	MicroUSB 2.0	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.0 + A2DP	4.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	1860 mAh	3000 mAh
Charger, watts	Wired charging	18W Wired fast charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	11 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (Swype), 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, Silver, White, Gold, Blue • USB OTG On-The-Go • Dual Shot camera (video + photo) • Fingerprint sensor (PayPal certified) • Dropbox 50GB • ANT+ support	• 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
☢️ Radiation rate
	Galaxy Alpha (SM-G850A)	Asus Zenfone Zoom (ZX551ML 32GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.25W/kg (head), 1.05W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.4W/kg (head), 0.265W/kg (body)	feature not registered