Xiaomi Mi Mix 2 (256GB) vs Samsung Galaxy J7 (SM-J700M/DS)

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Side by side comparison between Xiaomi Mi Mix 2 vs Samsung Galaxy J7 phones, differences, pros, cons and full specifications. What's the better?

11/15/2017 8:53 PM, updated: 6/6/2025 5:42 PM

Compare Samsung Galaxy J7 X Xiaomi Mi Mix 2 (256GB) 22Points

Specifications Compare Models Pictures

5.99"
IPS

1080x2160

12
MP

5mp

6GB
RAM

Octa-core

3400
mAh

(Non removable)

11Points Samsung Galaxy J7 (SM-J700M/DS) Compare Xiaomi Mi Mix 2 X

Specifications Compare Models Pictures

5.5"
AMOLED

720x1280

13
MP

5mp

1.5GB
RAM

Octa-core

3000
mAh

(Removable)

What's the better phone? Xiaomi Mi Mix 2 (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!

22 Advantages Xiaomi Mi Mix 2 (256GB)	vs	11 Advantages Samsung Galaxy J7 (SM-J700M/DS)
+2.45GHz 64bit Octa-core (10nm)86% More powerful processor, you can open your applications faster	vs	1.5GHz 64bit Octa-core (28nm)
+6GB LPDDR4X3 times More RAM memory. Typically more responsive and better for multitasking.	vs	1.5GB LPDDR3
+256GB (245GB available)21 times More internal storage for applications and files	vs	16GB (11GB available)
+eMMC 5.1Advantage Fastest write and read storage.	vs	eMMC 5.0
+Aluminum body, glass front, ceramic backAdvantage More resistant material	vs	Plastic body
+1080x2160 pixels153% Higher resolution screen	vs	720x1280 pixels
+403 PPI51% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	267 PPI
+5.99"9% Larger screen	vs	5.5"
+OIS (4-axis): Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video	vs	EIS: Digital stabilization
+4K UHD (3840x2160)3 times More image quality for recording videos with the primary camera	vs	Full HD (1920x1080)
+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer	vs	Android 7.1.1 Nougat
+(4G LTE-A) 600 Mbps3 times Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+CompassAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+3400 mAh13% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3000 mAh
+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster	vs	802.11 b/g/n [wifi4]
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	4.1 + A2DP
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	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
+Gorilla Glass 4Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
Not supported	vs	+Until 128GB microSD, microSDXCAdvantage More external storage for files using memory cards
185 grams (6.48 ounces)	vs	+171 grams (5.99 ounces)8% Lighter
7.7 millimeters (0.3 inches)	vs	+7.5 millimeters (0.3 inches)3% Thinner
TFT IPS LCD	vs	+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid
(back) 12MP	vs	+(back) 13MP7% Higher resolution main camera
Dual-LED flash	vs	+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light
f/2.0 (aperture)	vs	+f/1.9 (aperture)5% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
Not supported	vs	+ANT+Advantage Sensors help you use the device
Li-Ion: lithium-ion (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
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

20 Common items in both devices

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

HDR photo only main camera

(front) 5MP

(front) Full HD (1920x1080)

4G LTE-A / 4G LTE

+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
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Change model		Choose the model
Model	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Other model names	Xiaomi Mix 2 MDE5 (6GB RAM), Xiaomi Mi Mix Evo	Galaxy J7 (4G) SM-J700M/Dual-Sim
Country or region available	China, Hong Kong	Brazil
Brand	Xiaomi	Samsung
Release date	9/1/2017	7/16/2015, Announced: 6/19/2015
Depth	7.7 millimeters (0.3 inches)	7.5 millimeters (0.3 inches)
Size (width x height)	75.5 x 151.8 millimeters (2.97 x 5.98 in)	78.6 x 152.4 millimeters (3.09 x 6 in)
Weight	185 grams (6.48 ounces)	171 grams (5.99 ounces)
Build, materials	Aluminum body, glass front, ceramic back	Plastic body
Protection against water and others	Not supported	Not supported
📲 Display
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Display type	TFT IPS LCD	Super AMOLED
Screen size	5.99" inches	5.5" inches
Screen-to-body ratio	~80.8% (screen-to-body ratio)	~69.6% (screen-to-body ratio)
Display resolution	1080x2160 pixels	720x1280 pixels (16:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 4	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
System version	Android 7.1 Nougat	Android 5.1.1 Lollipop
Firmware update	Android 9.0 Pie	Android 7.1.1 Nougat
User Interface	feature not registered	TouchWiz UX
⚙️ Processor
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Chipset	64bit: Qualcomm Snapdragon 835 (MSM8998) (10nm)	64bit: Samsung Exynos 7580 (28nm)
CPU	Octa-core, 2 processors: 4x 2.45GHz Kryo 280 (Quad-core) 4x 1.9GHz Kryo 280 (Quad-core)	Octa-core, 1 processor: 8x 1.5GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	Qualcomm Adreno 540 (670-710MHz)	ARM Mali-T720 MP2 (668MHz)
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
RAM memory	6GB LPDDR4X	1.5GB LPDDR3
Internal storage	256GB (245GB available) eMMC 5.1	16GB (11GB available) eMMC 5.0
External storage	Not supported	Until 128GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
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	600/50 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	CDMA 800, GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 800/850/900/1700/1800/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat12 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 27, 28, 29, 30, 34) TD-LTE (Bands 38, 39, 40, 41) VoLTE	LTE Cat4 (1, 2, 3, 4, 5, 7, 17, 28)
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+, LTE
Secondary 2G network	GSM 850/900/1800/1900	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 850/900/1700/1900/2100
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Back camera (main camera)	12 megapixels	13 megapixels
Main camera resolution	4000x3000 pixels	4128x3096 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	Full HD (1920x1080) 30 fps
Flash	Dual-LED flash	LED flash on both cameras
Focal aperture	f/2.0 (aperture)	f/1.9 (aperture)
Focal length	feature not registered	28mm (lens)
Sensor size	1/2.9" inches	feature not registered
Pixel size	1.25µm pixel	feature not registered
Autofocus	PDAF: 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 only main camera	HDR photo only main camera
Camera extras	feature not registered	feature not registered
📸 Front camera
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Front camera (secondary)	5 megapixels	5 megapixels
Front camera resolution	2592x1944 pixels	2592x1944 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	LED
Focal aperture	f/2.0 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	23mm (lens)
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	feature not registered
🔉 Sound and multimedia
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Loudspeaker	Supported	Mono sound (not stereo)
Active noise cancellation	2 microphones or more	2 microphones
Radio	Not supported	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, MKV, XviD	MP4, H.264, H.263, WMV
Audio formats	MP3, WAV, OGG, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
Audio output	Type-C reversible connector	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	5.0 + A2DP/LE	4.1 + A2DP
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) 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	Not supported
🧭 Sensors
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Sensors	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor (rear-mounted) Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor ANT+ Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Battery type	Li-Ion: lithium-ion (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3400 mAh	3000 mAh
Charger, watts	18W (9V/2A) Wired fast charging	Wired charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	18 hours
Standby	feature not registered	feature not registered
➕ Other features
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
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, White • MIUI 9 • Quick Charge 3.0 • Type-C to 3.5mm headphone jack adapter • 720p@120fps slow motion • Miracast	• Colors: White, Black, Gold
☢️ Radiation rate
	Xiaomi Mi Mix 2 (256GB)	Galaxy J7 (SM-J700M/DS)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.14W/kg (head), 1.32W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	0.466W/kg (head), 0.348W/kg (body)