Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) vs Oppo Find X (256GB)

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Side by side comparison between Asus Zenfone 4 vs Oppo Find X 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 Oppo Find X X Asus Zenfone 4 (ZE554KL 64GB/4GB NFC) 08Points

Specifications Compare Models Pictures

5.5"
IPS

1080x1920

12.2
MP

8mp

4GB
RAM

Octa-core

3300
mAh

(Non removable)

15Points Oppo Find X (256GB) Compare Asus Zenfone 4 X

Specifications Compare Models Pictures

6.42"
AMOLED

1080x2340

16
MP

25mp

8GB
RAM

Octa-core

3730
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!

8 Advantages Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	vs	15 Advantages Oppo Find X (256GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+165 grams (5.78 ounces)13% Lighter	vs	186 grams (6.51 ounces)
+7.5 millimeters (0.3 inches)25% Thinner	vs	9.4 millimeters (0.37 inches)
+1/2.55" inches2% The larger sensor camera lets you take photos with better depth.	vs	1/2.6" inches
+f/1.8 (aperture)11% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.0 (aperture)
+Fingerprint sensorAdvantage Sensors help you use the device	vs	Not supported
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2.2GHz 64bit Octa-core	vs	+2.8GHz 64bit Octa-core (10nm)24% More powerful processor, you can open your applications faster
4GB LPDDR4X	vs	+8GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.
64GB (52GB available)	vs	+256GB (243GB available)4 times More internal storage for applications and files
TFT IPS LCD	vs	+AMOLEDAdvantage AMOLED display is brighter and more vivid
1080x1920 pixels	vs	+1080x2340 pixels22% Higher resolution screen
5.5"	vs	+6.42"17% Larger screen
(dual camera) 12.2MP + 8MP	vs	+(dual camera) 16MP + 20MP78% Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
(front) 8MP	vs	+(front) 25MP2 times Higher resolution secondary camera to take pictures and selfies
Android 7.1.1 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 600 Mbps	vs	+(4G LTE-A) 1024 Mbps71% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 3DAdvantage Sensors help you use the device
3300 mAh	vs	+3730 mAh13% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
10W	vs	+50W4 times 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.

30 Common items in both devices

Aluminum frame, glass front/back

16 million

401 PPI

Only digital zoom

PDAF: phase detection autofocus

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

HDR photo on both cameras

+23 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 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Change model		Choose the model
Model	Zenfone 4 (ZE554KL 64GB/4GB NFC)	Find X (256GB)
Other model names	Asus Zenfone 4 (NFC version) Snapdragon 630 (4GB RAM)	BBK Oppo Find X PAFM00, PAFT00
Country or region available	(Europe), South Africa, China, USA, Hong Kong, Taiwan	(Global, International), China, Hong Kong
Brand	Asus	Oppo
Release date	10/1/2017	7/1/2018
Depth	7.5 millimeters (0.3 inches)	9.4 millimeters (0.37 inches)
Size (width x height)	75.2 x 155.4 millimeters (2.96 x 6.12 in)	74.2 x 156.7 millimeters (2.92 x 6.17 in)
Weight	165 grams (5.78 ounces)	186 grams (6.51 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back Back: Gorilla Glass 5
Protection against water and others	Not supported	Not supported
📲 Display
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Display type	TFT IPS LCD	AMOLED
Screen size	5.5" inches	6.42" inches
Screen-to-body ratio	~71.4% (screen-to-body ratio)	~87% (screen-to-body ratio)
Display resolution	1080x1920 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch 10-points	Capacitive Multitouch
Pixel density (dot pitch)	401 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
System version	Android 7.1.1 Nougat	Android 8.1 Oreo
Firmware update	feature not registered	Android 10
User Interface	feature not registered	ColorOS 5.1 / 7.0
⚙️ Processor
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Chipset	64bit: Qualcomm Snapdragon 630 SDM630 (14nm)	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)
CPU	Octa-core, 2 processors: 4x 2.2GHz ARM Cortex-A53 (Quad-core) 4x 1.8GHz ARM Cortex-A53 (Quad-core)	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)
GPU graphical controller	Qualcomm Adreno 508	Qualcomm Adreno 630 (710MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
RAM memory	4GB LPDDR4X	8GB LPDDR4X
Internal storage	64GB (52GB available)	256GB (243GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)	Not supported
📶 Mobile networks
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)	Dual-SIM Standby - Call active on one sim card
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	600/150 Mbps	1024/150 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	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	China version: UMTS 850/900/1900/2100 North America version: UMTS 800/850/900/1700/1900/2100 Taiwan version: UMTS 800/850/900/1800/1900/2100	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat12 China version: LTE (Bands 1,2,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) North America version: LTE (Bands 1,2,3,4,5,7,8,12,17,28) Taiwan version: LTE (Bands 1,2,3,5,7,8,18,19,28) TD-LTE (Bands 38,39,40,41)	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)
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	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
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
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Back camera (main camera)	(dual camera) 12.2 megapixels 8MP 12mm	(dual camera) 16 megapixels 20MP f/2.01/2.8"1.0µm
Main camera resolution	4032x3024 pixels	4608x3456 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	f/1.8 (aperture)	f/2.0 (aperture)
Focal length	25mm (lens)	feature not registered
Sensor size	1/2.55" inches	1/2.6" inches
Pixel size	1.4µm pixel	1.22µm pixel
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	OIS (4-axis): Optical stabilization	OIS: Optical stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Front camera (secondary)	8 megapixels	25 megapixels *Motorized pop-up camera (slider)
Front camera resolution	3264x2448 pixels	5760x4320 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	24mm (lens)	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263	MP4, H.265, H.264, H.263, DivX, XviD
Audio formats	MP3, WAV, OGG, eAAC+	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
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) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Sensors	Accelerometer Ambient light sensor Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 3D Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3300 mAh	3730 mAh
Charger, watts	10W (5V/2A) Wired charging	50W Wired fast charging VOOC 3.0
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	30 hours (1.3 days)	feature not registered
Standby	552 hours (23 days)	feature not registered
➕ Other features
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
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: Moonlight white, Mint green, Midnight black • Asus ZenUI 4.0 • 2.5D glass screen • Sony IMX362 back camera sensor • Fast battery charging: 50% in 36min • 24-bit/192kHz audio • DTS surround sound • VoLTE	• Colors: Bordeaux Red, Glacier Blue
☢️ Radiation rate
	Asus Zenfone 4 (ZE554KL 64GB/4GB NFC)	Oppo Find X (256GB)
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