Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB) vs Samsung Galaxy S2 Skyrocket (SGH-i727)

Share page: Facebook Twitter WhatsApp Share page:

Side by side comparison between Asus Zenfone 3 Deluxe vs Samsung Galaxy S2 Skyrocket phones, differences, pros, cons and full specifications. What's the better?

11/5/2016 10:32 AM, updated: 6/19/2025 5:59 PM

Compare Samsung Galaxy S2 Skyrocket X Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB) 27Points

Specifications Compare Models Pictures

5.7"
AMOLED

1080x1920

23
MP

8mp

6GB
RAM

Quad-core

3000
mAh

(Non removable)

03Points Samsung Galaxy S2 Skyrocket (SGH-i727) Compare Asus Zenfone 3 Deluxe X

Specifications Compare Models Pictures

4.5"
AMOLED

480x800

8
MP

2mp

1GB
RAM

Dual-core

1850
mAh

(Removable)

What's the better phone? Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)

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!

27 Advantages Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	vs	3 Advantages Samsung Galaxy S2 Skyrocket (SGH-i727)
+2.35GHz 64bit Quad-core136% More powerful processor, you can open your applications faster	vs	1.5GHz 32bit Dual-core (45nm)
+6GB LPDDR45 times More RAM memory. Typically more responsive and better for multitasking.	vs	1GB LPDDR2
+256GB (246GB available)18 times More internal storage for applications and files	vs	16GB (13GB available)
+Until 256GB microSD, microSDXC7 times More external storage for files using memory cards	vs	Until 32GB microSD, microSDHC
+7.5 millimeters (0.3 inches)25% Thinner	vs	9.4 millimeters (0.37 inches)
+1080x1920 pixels4 times Higher resolution screen	vs	480x800 pixels
+386 PPI86% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	207 PPI
+5.7"27% Larger screen	vs	4.5"
+(back) 23MP186% 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
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+(front) 8MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(front) Full HD (1920x1080)6 times More image quality for recording videos with the secondary camera	vs	(front) VGA (640x480)
+Android 8.0 OreoAdvantage Android 8.0 Oreo is newer and safer	vs	Android 4.1.2 Jelly Bean
+(4G LTE-A) 600 Mbps7 times Faster for surfing the internet and download files	vs	(4G LTE) 75 Mbps
+Fingerprint sensorAdvantage Sensors help you use the device	vs	Not supported
+3000 mAh62% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1850 mAh
+2 slots (Dual-SIM) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+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 a/b/g/n [wifi4]
+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster	vs	3.0 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+USB 3.1 Type-C reversible connectorAdvantage Newer and faster USB version for transferring photos, mp3 or data.	vs	MicroUSB 2.0, USB OTG On-The-Go
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0, USB OTG On-The-Go
+HTML, XHTML, HTML5Advantage Better sites viewing on the internet	vs	HTML, XHTML, Flash player
+Gorilla Glass 4Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
192 grams (6.72 ounces)	vs	+131 grams (4.59 ounces)47% Lighter
Li-Ion: lithium-ion (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

18 Common items in both devices

Super AMOLED / Super AMOLED Plus

16 million

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / Autofocus

4G LTE-A / 4G LTE

Capacitive

Multitouch

+11 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 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Change model
Model	Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Other model names	Asus Zenfone 3 Deluxe ZS570KL 6GB/256GB 5.7", Asus Taurus	AT&T Samsung Galaxy S II Skyrocket i727
Country or region available	(Global, International), Brazil, Canada, USA, (Europe)	USA
Brand	Asus	Samsung
Release date	8/1/2016	11/6/2011
Depth	7.5 millimeters (0.3 inches)	9.4 millimeters (0.37 inches)
Size (width x height)	77.4 x 156.4 millimeters (3.05 x 6.16 in)	68.8 x 129.8 millimeters (2.71 x 5.11 in)
Weight	192 grams (6.72 ounces)	131 grams (4.59 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Display type	Super AMOLED	Super AMOLED Plus
Screen size	5.7" inches	4.5" inches
Screen-to-body ratio	~74% (screen-to-body ratio)	~64.5% (screen-to-body ratio)
Display resolution	1080x1920 pixels	480x800 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	386 PPI	207 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
System version	Android 6.0.1 Marshmallow	Android 2.3.5 Gingerbread
Firmware update	Android 8.0 Oreo	Android 4.1.2 Jelly Bean
User Interface	feature not registered	TouchWiz 4.0 UI
⚙️ Processor
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Chipset	64bit: Qualcomm Snapdragon 821 MSM8996AC Pro (14nm)	32bit: Qualcomm Snapdragon S3 (MSM8260) (45nm)
CPU	Quad-core, 2 processors: 2x 2.35GHz Kryo (Dual-core) 2x 2.2GHz Kryo (Dual-core)	Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core)
GPU graphical controller	Qualcomm Adreno 530 650Mhz	Qualcomm Adreno 220 (266MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
RAM memory	6GB LPDDR4	1GB LPDDR2
Internal storage	256GB (246GB available)	16GB (13GB available)
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Not supported
SIM card	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)	1 slot (Single-SIM) Standard mini-SIM (2FF)
Maximum Download / Upload	600/150 Mbps	75/25 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 800/850/900/1700/1900/2100	UMTS 850/1900/2100
Primary 4G network	LTE Cat12 LTE 700/800/850/900/1700/1800/1900/2100/2300/2600 (Bands 1,2,3,4,5,7,8,12,17,18,19,20,26,28,29,30) TD-LTE 1900/2300/2500/2600 (Bands 38,39,40,41)	LTE Cat2 (Bands 4, 17)
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	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Back camera (main camera)	23 megapixels	8 megapixels
Main camera resolution	5520x4140 pixels	3264x2448 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/2.6" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
Autofocus	LDAF/PDAF: laser/phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Front camera (secondary)	8 megapixels	2 megapixels
Front camera resolution	3264x2448 pixels	1600x1200 pixels
Video recording (secondary)	Full HD (1920x1080)	VGA (640x480)
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 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones
Radio	Not supported	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
USB	USB 3.1 Type-C reversible connector	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Micro-B USB MHL
Bluetooth	4.2 + A2DP	3.0 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging
NFC	Supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3000 mAh	1850 mAh
Charger, watts	18W (9V/2A) 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	256 hours (10.7 days)
➕ Other features
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (Swype), 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, Flash player
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Glacier Silver, Titanium Gray, Shimmer Gold • USB OTG On-The-Go • Asus ZenUI 3.0 • Sony IMX318 sensor camera • Quick Charge 3.0 • Fast battery charging: 60% in 40min	• Colors: Black, White HAC M3/T3 Java framework
☢️ Radiation rate
	Asus Zenfone 3 Deluxe (5.7 ZS570KL 256GB)	Galaxy S2 Skyrocket (SGH-i727)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.3W/kg (head), 0.85W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.197W/kg (head)