Samsung Galaxy Halo (SM-J727AZ) vs Oppo Find X (128GB)

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Side by side comparison between Samsung Galaxy Halo vs Oppo Find X phones, differences, pros, cons and full specifications. What's the better?

4/11/2020 10:05 PM, updated: 6/9/2025 11:20 PM

Compare Oppo Find X X Samsung Galaxy Halo (SM-J727AZ) 06Points

Specifications Compare Models Pictures

5.5"
IPS

720x1280

8
MP

5mp

2GB
RAM

Octa-core

3300
mAh

(Removable)

25Points Oppo Find X (128GB) Compare Samsung Galaxy Halo 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 (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!

6 Advantages Samsung Galaxy Halo (SM-J727AZ)	vs	25 Advantages Oppo Find X (128GB)
+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards	vs	Not supported
+167 grams (5.85 ounces)11% Lighter	vs	186 grams (6.51 ounces)
+8.6 millimeters (0.34 inches)9% Thinner	vs	9.4 millimeters (0.37 inches)
+ANT+Advantage 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)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
1.6GHz 64bit Octa-core (14nm)	vs	+2.8GHz 64bit Octa-core (10nm)79% More powerful processor, you can open your applications faster
2GB LPDDR3	vs	+8GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.
16GB (10GB available)	vs	+128GB (110GB available)10 times More internal storage for applications and files
eMMC 5.1	vs	+UFS 2.1Advantage Fastest write and read storage.
Plastic body, glass front	vs	+Aluminum frame, glass front/backAdvantage More resistant material
TFT IPS LCD	vs	+AMOLEDAdvantage AMOLED display is brighter and more vivid
720x1280 pixels	vs	+1080x2340 pixels174% Higher resolution screen
267 PPI	vs	+401 PPI50% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.5"	vs	+6.42"17% Larger screen
(back) 8MP	vs	+(dual camera) 16MP + 20MP3 times Higher resolution main camera
LED flash	vs	+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
Not supported	vs	+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
(front) 5MP	vs	+(front) 25MP4 times Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)	vs	+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera
Android 7.0 Nougat	vs	+Android 10Advantage Android 10 is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 1024 Mbps2 times 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
1 slot (Single-SIM) (dedicated slot)	vs	+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.
4.1 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
Not supported	vs	+NFCAdvantage NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supported	vs	+Gorilla Glass 5Advantage Protection against scratches on the screen lets you carry your phone with your keys

20 Common items in both devices

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

(front) Full HD (1920x1080)

4G LTE-A

Capacitive

Multitouch

+13 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 Halo (SM-J727AZ)	Oppo Find X (128GB)
Change model		Choose the model
Model	Galaxy Halo (SM-J727AZ)	Find X (128GB)
Other model names	Galaxy J7 2017 (Cricket Wireless) SM-J727AZKZAIO	BBK Oppo Find X PAFM00, PAFT00
Country or region available	USA	(Global, International), China, Hong Kong
Brand	Samsung	Oppo
Release date	3/1/2017	7/1/2018
Depth	8.6 millimeters (0.34 inches)	9.4 millimeters (0.37 inches)
Size (width x height)	76.2 x 151.4 millimeters (3 x 5.96 in)	74.2 x 156.7 millimeters (2.92 x 6.17 in)
Weight	167 grams (5.85 ounces)	186 grams (6.51 ounces)
Build, materials	Plastic body, glass front	Aluminum frame, glass front/back Back: Gorilla Glass 5
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Display type	TFT IPS LCD	AMOLED
Screen size	5.5" inches	6.42" inches
Screen-to-body ratio	~72.3% (screen-to-body ratio)	~87% (screen-to-body ratio)
Display resolution	720x1280 pixels	1080x2340 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	267 PPI	401 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
System version	Android 7.0 Nougat	Android 8.1 Oreo
Firmware update	feature not registered	Android 10
User Interface	feature not registered	ColorOS 5.1 / 7.0
⚙️ Processor
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Chipset	64bit: Samsung Exynos 7870 (14nm)	64bit: Qualcomm Snapdragon 845 (SDM845) (10nm)
CPU	Octa-core, 1 processor: 8x 1.6GHz ARM Cortex-A53 (Octa-core)	Octa-core, 2 processors: 4x 2.8GHz Kryo 385 Gold (Quad-core) 4x 1.7GHz Kryo 385 Silver (Quad-core)
GPU graphical controller	ARM Mali-T830 MP1 (700MHz)	Qualcomm Adreno 630 (710MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
RAM memory	2GB LPDDR3	8GB LPDDR4X
Internal storage	16GB (10GB available) eMMC 5.1	128GB (110GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Not supported
📶 Mobile networks
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 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	UMTS 850/1700/1900	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 (Bands 2, 3, 4, 5, 7, 12)	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+, 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	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	GPRS, EDGE
📷 Camera
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Back camera (main camera)	8 megapixels	(dual camera) 16 megapixels 20MP f/2.01/2.8"1.0µm
Main camera resolution	3264x2448 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	Dual-LED flash
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	1/2.6" inches
Pixel size	feature not registered	1.22µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital 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 only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Front camera (secondary)	5 megapixels	25 megapixels *Motorized pop-up camera (slider)
Front camera resolution	2560x1920 pixels	5760x4320 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
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 Halo (SM-J727AZ)	Oppo Find X (128GB)
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, XviD, MKV	MP4, H.265, H.264, H.263, DivX, XviD
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	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	4.1 + A2DP	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	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Sensors	Accelerometer Ambient light sensor ANT+ Compass Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 3D Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
Battery type	Li-Ion: lithium-ion (Removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3300 mAh	3730 mAh
Charger, watts	Wired charging	20W Wired fast charging VOOC 3.0
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	288 hours (12 days)	feature not registered
➕ Other features
	Galaxy Halo (SM-J727AZ)	Oppo Find X (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: Black • HAC M3/T3	• Colors: Bordeaux Red, Glacier Blue
☢️ Radiation rate
	Galaxy Halo (SM-J727AZ)	Oppo Find X (128GB)
SAR 1.6W/kg (USA, Mexico, etc.)	0.62W/kg (head), 1.25W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered