Oppo Find X (256GB) vs Asus Zenfone 3 Ultra (ZU680KL 128GB)

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

7/16/2018 2:47 PM, updated: 6/9/2025 11:20 PM

Compare Asus Zenfone 3 Ultra X Oppo Find X (256GB) 16Points

Specifications Compare Models Pictures

6.42"
AMOLED

1080x2340

16
MP

25mp

8GB
RAM

Octa-core

3730
mAh

(Non removable)

07Points Asus Zenfone 3 Ultra (ZU680KL 128GB) Compare Oppo Find X X

Specifications Compare Models Pictures

6.8"
IPS+

1080x1920

23
MP

8mp

4GB
RAM

Octa-core

4600
mAh

(Non removable)

What's the better phone? Oppo Find X (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!

16 Advantages Oppo Find X (256GB)	vs	7 Advantages Asus Zenfone 3 Ultra (ZU680KL 128GB)
+2.8GHz 64bit Octa-core (10nm)55% More powerful processor, you can open your applications faster	vs	1.8GHz 64bit Octa-core
+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	4GB LPDDR4
+256GB (243GB available)106% More internal storage for applications and files	vs	128GB (118GB available)
+186 grams (6.51 ounces)25% Lighter	vs	233 grams (8.16 ounces)
+AMOLEDAdvantage AMOLED display is brighter and more vivid	vs	TFT Super IPS+
+1080x2340 pixels22% Higher resolution screen	vs	1080x1920 pixels
+401 PPI24% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	324 PPI
+(dual camera) 16MP + 20MP57% Higher resolution main camera	vs	(back) 23MP
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+(front) 25MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+Android 10Advantage Android 10 is newer and safer	vs	Android 8.0 Oreo
+(4G LTE-A) 1024 Mbps2 times Faster for surfing the internet and download files	vs	(4G LTE-A) 300 Mbps
+Face unlock 3DAdvantage Sensors help you use the device	vs	Not supported
+50W178% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.	vs	18W
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.2 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
Not supported	vs	+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards
9.4 millimeters (0.37 inches)	vs	+6.8 millimeters (0.27 inches)38% Thinner
6.42"	vs	+6.8"6% Larger screen
Not supported	vs	+Fingerprint sensorAdvantage Sensors help you use the device
3730 mAh	vs	+4600 mAh23% 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

29 Common items in both devices

16 million

Dual-LED flash

Only digital zoom

PDAF: phase detection autofocus / LDAF/PDAF: laser/phase detection autofocus

OIS: Optical stabilization / OIS (4-axis): Optical stabilization

HDR photo on both cameras

1/2.6" inches

+22 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
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Change model		Choose the model
Model	Find X (256GB)	Zenfone 3 Ultra (ZU680KL 128GB)
Other model names	BBK Oppo Find X PAFM00, PAFT00	Asus Zenfone 3 Ultra 4GB/128GB ZU680KL DualSim, Asus Mercury
Country or region available	(Global, International), China, Hong Kong	(Global, International)
Brand	Oppo	Asus
Release date	7/1/2018	8/1/2016
Depth	9.4 millimeters (0.37 inches)	6.8 millimeters (0.27 inches)
Size (width x height)	74.2 x 156.7 millimeters (2.92 x 6.17 in)	93.9 x 186.4 millimeters (3.7 x 7.34 in)
Weight	186 grams (6.51 ounces)	233 grams (8.16 ounces)
Build, materials	Aluminum frame, glass front/back Back: Gorilla Glass 5	feature not registered
Protection against water and others	Not supported	Not supported
📲 Display
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Display type	AMOLED	TFT Super IPS+
Screen size	6.42" inches	6.8" inches
Screen-to-body ratio	~87% (screen-to-body ratio)	~72.8% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x1920 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	401 PPI	324 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 4
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
System version	Android 8.1 Oreo	Android 6.0.1 Marshmallow
Firmware update	Android 10	Android 8.0 Oreo
User Interface	ColorOS 5.1 / 7.0	feature not registered
⚙️ Processor
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Chipset	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)	64bit: Qualcomm Snapdragon 652 MSM8976 (28nm)
CPU	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)	Octa-core, 2 processors: 4x 1.8GHz ARM Cortex-A72 (Quad-core) 4x 1.4GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 630 (710MHz)	Qualcomm Adreno 510 600Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
RAM memory	8GB LPDDR4X	4GB LPDDR4
Internal storage	256GB (243GB available) UFS 2.1	128GB (118GB available)
External storage	Not supported	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF) and nano-SIM (4FF)
Maximum Download / Upload	1024/150 Mbps	300/50 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100	Global version: UMTS 800/850/900/1900/2100 China version: CDMA2000, TD-SCDMA 1900/2000 UMTS 800/850/900/1900/2100
Primary 4G network	LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41)	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)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE
📷 Camera
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Back camera (main camera)	(dual camera) 16 megapixels 20MP f/2.01/2.8"1.0µm	23 megapixels
Main camera resolution	4608x3456 pixels	5520x4140 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 24 fps
Flash	Dual-LED flash	Dual-LED flash
Focal aperture	f/2.0 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2.6" inches	1/2.6" inches
Pixel size	1.22µm pixel	1.12µm pixel
Autofocus	PDAF: phase detection autofocus	LDAF/PDAF: laser/phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS: Optical stabilization	OIS (4-axis): Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Front camera (secondary)	25 megapixels *Motorized pop-up camera (slider)	8 megapixels
Front camera resolution	5760x4320 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	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
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones	2 microphones or more
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD	MP4, H.264, H.263
Audio formats	MP3, OGG, eAAC+, FLAC	MP3, WAV, eAAC+, FLAC
🔌 Connectivity
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
Audio output	Type-C reversible connector	3.5mm jack
TV output	USB Type-C (reversible)	USB Type-C SlimPort®
Bluetooth	5.0 + A2DP/LE	4.2 + 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) WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 3D Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	3730 mAh	4600 mAh
Charger, watts	50W Wired fast charging VOOC 3.0	18W (9V/2A) Wired fast charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	feature not registered	34 hours (1.4 days)
Standby	feature not registered	feature not registered
➕ Other features
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
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: Bordeaux Red, Glacier Blue	• 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
☢️ Radiation rate
	Oppo Find X (256GB)	Asus Zenfone 3 Ultra (ZU680KL 128GB)
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