Samsung Galaxy A7 2017 (SM-A720F/DS 64GB) vs Xiaomi Redmi S2 (32GB)

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Side by side comparison between Samsung Galaxy A7 (2017) vs Xiaomi Redmi S2 phones, differences, pros, cons and full specifications. What's the better?

11/4/2018 9:49 PM, updated: 5/10/2020 5:28 PM

Compare Xiaomi Redmi S2 X Samsung Galaxy A7 2017 (SM-A720F/DS 64GB) 15Points

Specifications Compare Models Pictures

5.7"
AMOLED

1080x1920

16
MP

16mp

3GB
RAM

Octa-core

3600
mAh

(Non removable)

08Points Xiaomi Redmi S2 (32GB) Compare Samsung Galaxy A7 (2017) X

Specifications Compare Models Pictures

5.99"
IPS

720x1440

12
MP

16mp

3GB
RAM

Octa-core

3080
mAh

(Non removable)

What's the better phone? Samsung Galaxy A7 2017 (SM-A720F/DS 64GB)

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 Samsung Galaxy A7 2017 (SM-A720F/DS 64GB)	vs	8 Advantages Xiaomi Redmi S2 (32GB)
+3GB LPDDR4Advantage This RAM type is better and more efficient.	vs	3GB LPDDR3
+64GB (52GB available)148% More internal storage for applications and files	vs	32GB (21GB available)
+7.9 millimeters (0.31 inches)3% Thinner	vs	8.1 millimeters (0.32 inches)
+Super AMOLEDAdvantage Super AMOLED display is brighter and more vivid	vs	TFT IPS LCD
+1080x1920 pixels100% Higher resolution screen	vs	720x1440 pixels
+386 PPI43% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	269 PPI
+f/1.9 (aperture)16% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.2 (aperture)
+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera	vs	(front) HD (1280x720)
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+3600 mAh17% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	3080 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]
+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, USB OTG On-The-Go
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
+Waterproof (IP?)Advantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
1.9GHz 64bit Octa-core	vs	+2GHz 64bit Octa-core20% More powerful processor, you can open your applications faster
186 grams (6.51 ounces)	vs	+170 grams (5.95 ounces)9% Lighter
5.7"	vs	+5.99"5% Larger screen
(back) 16MP	vs	+(dual camera) 12MP + 5MP7% 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
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
Android 8.0 Oreo	vs	+Android 8.1 OreoAdvantage Android 8.1 Oreo is newer and safer
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device

29 Common items in both devices

Until 256GB microSD, microSDXC

16 million

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

(front) 16MP

Full HD (1920x1080)

+22 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 A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Change model		Choose the model
Model	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Other model names	Galaxy A7 SM-A720F/Dual-Sim 64GB, SM-A720FZKSZTO	红米自拍手机S2, Xiaomi S2, Xiaomi Ysl
Country or region available	Brazil	(Global, International), China
Brand	Samsung	Xiaomi
Release date	1/13/2017	5/1/2018
Depth	7.9 millimeters (0.31 inches)	8.1 millimeters (0.32 inches)
Size (width x height)	77.6 x 156.8 millimeters (3.06 x 6.17 in)	77.26 x 160.73 millimeters (3.04 x 6.33 in)
Weight	186 grams (6.51 ounces)	170 grams (5.95 ounces)
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Waterproof (IP?)	Not supported
📲 Display
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Display type	Super AMOLED	TFT IPS LCD
Screen size	5.7" inches	5.99" inches
Screen-to-body ratio	~73.6% (screen-to-body ratio)	~74.6% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1440 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	386 PPI	269 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Refresh rate	feature not registered	feature not registered
Display features	feature not registered	feature not registered
🤖 Operating System
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
System version	Android 6.0.1 Marshmallow	Android 7.1.2 Nougat
Firmware update	Android 8.0 Oreo	Android 8.1 Oreo
User Interface	feature not registered	feature not registered
⚙️ Processor
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Chipset	64bit: Samsung Exynos 7 Octa 7880 (14nm)	64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)
CPU	Octa-core, 1 processor: 8x 1.9GHz ARM Cortex-A53 (Octa-core)	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	ARM Mali-T830 MP3	Qualcomm Adreno 506 650Mhz
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
RAM memory	3GB LPDDR4	3GB LPDDR3
Internal storage	64GB (52GB available)	32GB (21GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 256GB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card (dedicated slot)	Dual-SIM Standby - Call active on one sim card (dedicated slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-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	GSM 850/900/1800/1900	CDMA 800 (China), GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	M1803E6G Global version: UMTS 850/900/1900/2100 M1803E6E, M1803E6C, M1803E6T versions: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat6 700/800/850/900/1700/1800/1900/2100/2600 (Bands 1,2,3,4,5,7,8,17,20,28) TD-LTE 2300/2500/2600 (Bands 38,40,41)	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)
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
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Back camera (main camera)	16 megapixels	(dual camera) 12 megapixels 5MP depth
Main camera resolution	4608x3456 pixels	4000x3000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash on both cameras
Focal aperture	f/1.9 (aperture)	f/2.2 (aperture)
Focal length	27mm (lens)	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1.25µm pixel
Autofocus	Autofocus	PDAF: phase detection 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 only main camera	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Front camera (secondary)	16 megapixels	16 megapixels
Front camera resolution	4608x3456 pixels	4608x3456 pixels
Video recording (secondary)	Full HD (1920x1080)	HD (1280x720)
Front flash	Not supported	LED
Focal aperture	f/1.9 (aperture)	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 A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Loudspeaker	Supported	Supported
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
USB	USB 2.0 Type-C reversible connector	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 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	Supported
🧭 Sensors
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3600 mAh	3080 mAh
Charger, watts	Wired charging	10W (5V/2A) Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	23 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
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, Gold, Blue, Pink • Metal body • Gorilla Glass on the back • Samsung Grace UX • Fast battery charging • ANT+ • IP68 certified: dust proof and water resistant over 1.5meter and 30min	• Colors: Gray, Gold, Rose Gold, Blue, Black • MIUI 10 • 18:9 screen
☢️ Radiation rate
	Galaxy A7 2017 (SM-A720F/DS 64GB)	Redmi S2 (32GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.21W/kg (head), 1.33W/kg (body)	feature not registered