Xiaomi Mi 8 SE (64GB/6GB) vs Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)

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Side by side comparison between Xiaomi Mi 8 SE vs Samsung Galaxy J7 Duo phones, differences, pros, cons and full specifications. What's the better?

10/28/2018 11:19 PM, updated: 6/13/2022 6:34 PM

Compare Samsung Galaxy J7 Duo X Xiaomi Mi 8 SE (64GB/6GB) 19Points

Specifications Compare Models Pictures

5.88"
AMOLED

1080x2248

12
MP

20mp

6GB
RAM

Octa-core

3120
mAh

(Non removable)

08Points Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB) Compare Xiaomi Mi 8 SE X

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

8mp

3GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Xiaomi Mi 8 SE (64GB/6GB)

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!

19 Advantages Xiaomi Mi 8 SE (64GB/6GB)	vs	8 Advantages Samsung Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
+2.2GHz 64bit Octa-core27% More powerful processor, you can open your applications faster	vs	2.2GHz 64bit Octa-core (14nm)
+6GB LPDDR4X100% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR4
+64GB (51GB available)143% More internal storage for applications and files	vs	32GB (21GB available)
+164 grams (5.74 ounces)6% Lighter	vs	174 grams (6.09 ounces)
+7.5 millimeters (0.3 inches)9% Thinner	vs	8.2 millimeters (0.32 inches)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+1080x2248 pixels163% Higher resolution screen	vs	720x1280 pixels
+424 PPI59% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+5.88"7% Larger screen	vs	5.5"
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 20MP149% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+(4G LTE-A) 800 Mbps4 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+Ambient light sensorAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+3120 mAh4% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+Active noise cancellationAdvantage More noise-canceling microphones allow for better quality in calls and audio for recorded videos	vs	Not supported
+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.	vs	MicroUSB 2.0
Not supported	vs	+Until 256GB microSD, microSDXCAdvantage More external storage for files using memory cards
(dual camera) 12MP + 5MP	vs	+(dual camera) 13MP + 5MP5% Higher resolution main camera
LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
Android 9.0 Pie	vs	+Android 10Advantage Android 10 is newer and safer
Not supported	vs	+ANT+Advantage Sensors help you use the device
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
Type-C jack with 3.5mm jack adapter	vs	+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general

25 Common items in both devices

eMMC 5.1

Super AMOLED

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

f/1.9 (aperture)

+18 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
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Change model		Choose the model
Model	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Other model names	小米8 SE, Xiaomi Mi8 SE (64GB+6GB RAM) M1805E2A, Xiaomi Sirius	Galaxy J7 Duo (32GB + 3GB RAM) Dual-Sim, Samsung J720
Country or region available	China, Hong Kong, Taiwan, (Global, International)	(Europe), (Global, International), Singapore, Thailand, Vietnam
Brand	Xiaomi	Samsung
Release date	6/1/2018	4/1/2018
Depth	7.5 millimeters (0.3 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	73.09 x 147.28 millimeters (2.88 x 5.8 in)	77.2 x 153.5 millimeters (3.04 x 6.04 in)
Weight	164 grams (5.74 ounces)	174 grams (6.09 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.88" inches	5.5" inches
Screen-to-body ratio	~80.9% (screen-to-body ratio)	~70.4% (screen-to-body ratio)
Display resolution	1080x2248 pixels	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	424 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
System version	Android 8.1 Oreo	Android 8.0 Oreo
Firmware update	Android 9.0 Pie	Android 10
User Interface	feature not registered	One UI 2.0
⚙️ Processor
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Chipset	64bit: Qualcomm Snapdragon 710 SDM710 (10nm)	64bit: Samsung Exynos 7885 (14nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 360 Gold (Dual-core) 6x 1.7GHz Kryo 360 Silver (Hexa-core)	Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A73 (Dual-core) 6x 1.6GHz ARM Cortex-A53 (Hexa-core)
GPU graphical controller	Qualcomm Adreno 616 500Mhz	ARM Mali-G71 MP2
Performance (benchmark)	feature not registered	AnTuTu: 98104 (v7)
💽 Memory and storage
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
RAM memory	6GB LPDDR4X	3GB LPDDR4
Internal storage	64GB (51GB available) eMMC 5.1	32GB (21GB available) eMMC 5.1
External storage	Not supported	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) micro-SIM (3FF)
Maximum Download / Upload	800/150 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1900/2100
Primary 4G network	LTE Cat15 (Bands 1,3,5,7,8,20) TD-LTE (Bands 34,38,39,40,41) VoLTE	LTE Cat4 (1, 3, 5, 7, 8, 20) TD-LTE (38, 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, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth f/2.01.12µm	(dual camera) 13 megapixels 5MP depth f/1.9
Main camera resolution	4000x3000 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	f/1.9 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/2.55" inches	feature not registered
Pixel size	1.4µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	Autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital 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 only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Front camera (secondary)	20 megapixels	8 megapixels
Front camera resolution	5184x3840 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	f/2.0 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1µm pixel	feature not registered
🔉 Sound and multimedia
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	Not supported
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, DivX, XviD, WMV	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	Type-C jack with 3.5mm jack adapter	3.5mm jack
TV output	Not supported	Not supported
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, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer ANT+ Face unlock 2D Fingerprint sensor (front-mounted) Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3120 mAh	3000 mAh
Charger, watts	18W Wired fast charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	20 hours
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
Call control	Voice dialing, Voice recorder, Voice commands	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: Gray, Blue, Red, Gold • MIUI 9.5 • 18.7:9 / DCI-P3 / HDR10 display • Quick Charge 3.0 • WiFi display	• Colors: Black, Gold, Rose Gold, White • Samsung Pay
☢️ Radiation rate
	Xiaomi Mi 8 SE (64GB/6GB)	Galaxy J7 Duo (SM-J720F/DS 32GB/3GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.543W/kg (head), 1.397W/kg (body)