Asus Zenfone 3 Ultra (ZU680KL 128GB) vs Sony Xperia Z3 (16GB)

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Side by side comparison between Asus Zenfone 3 Ultra vs Sony Xperia Z3 phones, differences, pros, cons and full specifications. What's the better?

11/5/2016 8:05 PM, updated: 5/11/2020 11:47 AM

Compare Sony Xperia Z3 X Asus Zenfone 3 Ultra (ZU680KL 128GB) 17Points

Specifications Compare Models Pictures

6.8"
IPS+

1080x1920

23
MP

8mp

4GB
RAM

Octa-core

4600
mAh

(Non removable)

08Points Sony Xperia Z3 (16GB) Compare Asus Zenfone 3 Ultra X

Specifications Compare Models Pictures

5.2"
IPS

1080x1920

20.7
MP

2.1mp

3GB
RAM

Quad-core

3100
mAh

(Non removable)

What's the better phone? Asus Zenfone 3 Ultra (ZU680KL 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!

17 Advantages Asus Zenfone 3 Ultra (ZU680KL 128GB)	vs	8 Advantages Sony Xperia Z3 (16GB)
+4GB LPDDR433% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR3
+128GB (118GB available)9 times More internal storage for applications and files	vs	16GB (12GB available)
+Until 256GB microSD, microSDXC100% More external storage for files using memory cards	vs	Until 128GB microSD, microSDXC
+6.8 millimeters (0.27 inches)7% Thinner	vs	7.3 millimeters (0.29 inches)
+6.8"31% Larger screen	vs	5.2"
+(back) 23MP11% Higher resolution main camera	vs	(back) 20.7MP
+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	HDR photo/video only main camera
+(front) 8MP3 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 6.0.1 Marshmallow
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Fingerprint sensorAdvantage Sensors help you use the device	vs	Not supported
+4600 mAh48% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3100 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)
+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster	vs	4.0 + A2DP
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
1.8GHz 64bit Octa-core	vs	+2.5GHz 32bit Quad-core4% More powerful processor, you can open your applications faster
233 grams (8.16 ounces)	vs	+152 grams (5.32 ounces)53% Lighter
324 PPI	vs	+424 PPI31% Crisper display of text, images and videos because it has more pixels per inch (ppi)
1/2.6" inches	vs	+1/2.3" inches13% The larger sensor camera lets you take photos with better depth.
Not supported	vs	+BarometerAdvantage Sensors help you use the device
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
Not supported	vs	+Waterproof (IP?)Advantage Protection against water allows you talk to your friends in the rain, for example

24 Common items in both devices

TFT Super IPS+ / TFT IPS LCD

16 million

1080x1920 pixels

Only digital zoom

LDAF/PDAF: laser/phase detection autofocus / Autofocus

f/2.0 (aperture)

4K UHD (3840x2160)

+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
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Change model		Choose the model
Model	Zenfone 3 Ultra (ZU680KL 128GB)	Xperia Z3 (16GB)
Other model names	Asus Zenfone 3 Ultra 4GB/128GB ZU680KL DualSim, Asus Mercury	Sony Xperia Z3 D6603, Sony Xperia Z3 D6653, Sony Pegasus
Country or region available	(Global, International)	(Global, International), South Africa, Canada, (Europe), Taiwan
Brand	Asus	Sony
Release date	8/1/2016	9/1/2014
Depth	6.8 millimeters (0.27 inches)	7.3 millimeters (0.29 inches)
Size (width x height)	93.9 x 186.4 millimeters (3.7 x 7.34 in)	72 x 146 millimeters (2.83 x 5.75 in)
Weight	233 grams (8.16 ounces)	152 grams (5.32 ounces)
Build, materials	feature not registered	feature not registered
Protection against water and others	Not supported	Waterproof (IP?)
📲 Display
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Display type	TFT Super IPS+	TFT IPS LCD
Screen size	6.8" inches	5.2" inches
Screen-to-body ratio	~72.8% (screen-to-body ratio)	~70.9% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x1920 pixels
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch 10-points
Pixel density (dot pitch)	324 PPI	424 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Scratch-resistant glass
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
System version	Android 6.0.1 Marshmallow	Android 4.4.4 KitKat
Firmware update	Android 8.0 Oreo	Android 6.0.1 Marshmallow
User Interface	feature not registered	feature not registered
⚙️ Processor
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Chipset	64bit: Qualcomm Snapdragon 652 MSM8976 (28nm)	32bit: Qualcomm Snapdragon 801 MSM8974-AC (28nm)
CPU	Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core)	Quad-core, 1 processor: 4x 2.5GHz Krait 400 (Quad-core)
GPU graphical controller	Qualcomm Adreno 510 600Mhz	Qualcomm Adreno 330 578Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
RAM memory	4GB LPDDR4	3GB LPDDR3
Internal storage	128GB (118GB available)	16GB (12GB available)
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Until 128GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
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) nano-SIM (4FF)
Maximum Download / Upload	300/50 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	Global version: UMTS 800/850/900/1900/2100 China version: CDMA2000, TD-SCDMA 1900/2000 UMTS 800/850/900/1900/2100	D6603 model: UMTS 850/900/1700/1900/2100 D6653 model: UMTS 850/900/1900/2100
Primary 4G network	LTE Cat6 Global version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,40,41) China version: LTE (Bands 1,3,5,7,8,18,19,20,26,28) TD-LTE (Bands 38,39,40,41)	LTE Cat4 D6603 model: LTE 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,13,17,20) D6653 model: LTE 700/850/900/1800/2100/2600 (Bands 1,3,5,7,8,28) TD-LTE 2300 (Bands 40)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, 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 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Back camera (main camera)	23 megapixels	20.7 megapixels
Main camera resolution	5520x4140 pixels	5248x3936 pixels
Video recording (primary)	4K UHD (3840x2160) 24 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	25mm lens
Sensor size	1/2.6" inches	1/2.3" inches
Pixel size	1.12µm pixel	1.12µm pixel
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, Smile detection
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	HDR photo/video only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Front camera (secondary)	8 megapixels	2.1 megapixels
Front camera resolution	3264x2448 pixels	1920x1080 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	f/2.8 (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 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM (RDS)	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263	MP4, XviD, H.264, H.263, MKV
Audio formats	MP3, WAV, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
USB	USB 2.0 Type-C reversible connector	MicroUSB 2.0
Audio output	3.5mm jack	3.5mm jack
TV output	USB Type-C SlimPort®	Micro-B USB MHL-3
Bluetooth	4.2 + 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) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Supported
Infrared port	Supported	Not supported
🧭 Sensors
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	4600 mAh	3100 mAh
Charger, watts	18W (9V/2A) Wired fast charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	34 hours (1.4 days)	16 hours
Standby	feature not registered	740 hours (30.8 days)
➕ Other features
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
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
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Titanium Gray, Glacier Silver, Rose Gold • USB OTG On-The-Go • Asus ZenUI 3.0 • Sony IMX318 sensor camera • DTS headphone • Hi-Res audio 192kHz/24bit • Quick Charge 3.0 • Fast charging battery: 60% in 45min • Miracast	• Colors: Black, White, Copper, Silver Green • USB OTG On-The-Go • Sony TRILUMINOS display • Sony Exmor RS sensor • PlayStation PS4 remote play • S-Force front Surround speakers • ANT+ support • Miracast • HAC M3/T3 • IP68 certified: dust proof and water resistant over 1 meter and 30 minutes
☢️ Radiation rate
	Asus Zenfone 3 Ultra (ZU680KL 128GB)	Sony Xperia Z3 (16GB)
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