Xiaomi Redmi S2 (32GB) vs Samsung Galaxy J7 Perx (SM-J727P)

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Side by side comparison between Xiaomi Redmi S2 vs Samsung Galaxy J7 Perx phones, differences, pros, cons and full specifications. What's the better?

4/11/2020 9:45 PM, updated: 5/10/2020 5:28 PM

Compare Samsung Galaxy J7 Perx X Xiaomi Redmi S2 (32GB) 15Points

Specifications Compare Models Pictures

5.99"
IPS

720x1440

12
MP

16mp

3GB
RAM

Octa-core

3080
mAh

(Non removable)

07Points Samsung Galaxy J7 Perx (SM-J727P) Compare Xiaomi Redmi S2 X

Specifications Compare Models Pictures

5.5"
IPS

720x1280

8
MP

5mp

2GB
RAM

Octa-core

3300
mAh

(Removable)

What's the better phone? Xiaomi Redmi S2 (32GB)

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!

15 Advantages Xiaomi Redmi S2 (32GB)	vs	7 Advantages Samsung Galaxy J7 Perx (SM-J727P)
+3GB LPDDR350% More RAM memory. Typically more responsive and better for multitasking.	vs	2GB LPDDR3
+32GB (21GB available)110% More internal storage for applications and files	vs	16GB (10GB available)
+8.1 millimeters (0.32 inches)6% Thinner	vs	8.6 millimeters (0.34 inches)
+720x1440 pixels13% Higher resolution screen	vs	720x1280 pixels
+269 PPI1% 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"
+(dual camera) 12MP + 5MP113% Higher resolution main camera	vs	(back) 8MP
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	HDR photo only main camera
+(front) 16MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 5MP
+Android 8.1 OreoAdvantage Android 8.1 Oreo is newer and safer	vs	Android 7.0 Nougat
+Face unlock 2DAdvantage Sensors help you use the device	vs	Not supported
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+2 slots (Dual-SIM) (dedicated slot)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (dedicated slot)
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2GHz 64bit Octa-core	vs	+2.2GHz 64bit Octa-core10% More powerful processor, you can open your applications faster
170 grams (5.95 ounces)	vs	+167 grams (5.85 ounces)2% Lighter
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Not supported	vs	+ANT+Advantage Sensors help you use the device
3080 mAh	vs	+3300 mAh7% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily
802.11 b/g/n [wifi4]	vs	+802.11 a/b/g/n/ac [wifi5]Advantage WiFi 802.11 a/b/g/n/ac [wifi5] is newer and faster

27 Common items in both devices

eMMC 5.1

Until 256GB microSD, microSDXC

Plastic body, glass front

TFT IPS LCD

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

+20 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
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Change model
Model	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Other model names	红米自拍手机S2, Xiaomi S2, Xiaomi Ysl	Galaxy J7 Perx (Sprint, Boost, Virgin Mobile) SM-J727PZKASPR
Country or region available	(Global, International), China	USA
Brand	Xiaomi	Samsung
Release date	5/1/2018	3/1/2017
Depth	8.1 millimeters (0.32 inches)	8.6 millimeters (0.34 inches)
Size (width x height)	77.26 x 160.73 millimeters (3.04 x 6.33 in)	76.2 x 151.4 millimeters (3 x 5.96 in)
Weight	170 grams (5.95 ounces)	167 grams (5.85 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Display type	TFT IPS LCD	TFT IPS LCD
Screen size	5.99" inches	5.5" inches
Screen-to-body ratio	~74.6% (screen-to-body ratio)	~72.3% (screen-to-body ratio)
Display resolution	720x1440 pixels	720x1280 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	269 PPI	267 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
System version	Android 7.1.2 Nougat	Android 7.0 Nougat
Firmware update	Android 8.1 Oreo	feature not registered
User Interface	feature not registered	feature not registered
⚙️ Processor
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Chipset	64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)	64bit: Qualcomm Snapdragon 626 MSM8953 Pro (14nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)	Octa-core, 1 processor: 8x 2.2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	Qualcomm Adreno 506 650Mhz	Qualcomm Adreno 506 650Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
RAM memory	3GB LPDDR3	2GB LPDDR3
Internal storage	32GB (21GB available) eMMC 5.1	16GB (10GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 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 (China), GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	M1803E6G Global version: UMTS 850/900/1900/2100 M1803E6E, M1803E6C, M1803E6T versions: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat6 M1803E6G Global version: LTE (Bands 1,3,4,5,7,8,20) TD-LTE (Bands 38,40) M1803E6E, M1803E6C, M1803E6T versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41)	LTE Cat6 (Bands 2, 4, 5, 12, 25, 26) TD-LTE (Bands 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 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth	8 megapixels
Main camera resolution	4000x3000 pixels	3264x2448 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash on both cameras	LED flash
Focal aperture	f/2.2 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	1.25µm 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
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Front camera (secondary)	16 megapixels	5 megapixels
Front camera resolution	4608x3456 pixels	2560x1920 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	LED	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
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
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
USB	MicroUSB 2.0, USB OTG On-The-Go	MicroUSB 2.0, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + A2DP	4.2 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz) 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
NFC	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Sensors	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor ANT+ Compass Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	3080 mAh	3300 mAh
Charger, watts	10W (5V/2A) Wired charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	288 hours (12 days)
➕ Other features
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
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: Gray, Gold, Rose Gold, Blue, Black • MIUI 10 • 18:9 screen	• Colors: Black • HAC M3/T3
☢️ Radiation rate
	Redmi S2 (32GB)	Galaxy J7 Perx (SM-J727P)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	1.07W/kg (head), 0.71W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered