Samsung Galaxy A7 2017 (SM-A720F) vs Xiaomi Mi A3 (128GB)

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Side by side comparison between Samsung Galaxy A7 (2017) vs Xiaomi Mi A3 phones, differences, pros, cons and full specifications. What's the better?

7/28/2019 11:06 PM, updated: 11/22/2021 5:20 PM

Compare Xiaomi Mi A3 X Samsung Galaxy A7 2017 (SM-A720F) 06Points

Specifications Compare Models Pictures

5.7"
AMOLED

1080x1920

16
MP

16mp

3GB
RAM

Octa-core

3600
mAh

(Non removable)

17Points Xiaomi Mi A3 (128GB) Compare Samsung Galaxy A7 (2017) X

Specifications Compare Models Pictures

6.088"
AMOLED

720x1560

48
MP

32mp

4GB
RAM

Octa-core

4030
mAh

(Non removable)

What's the better phone? Xiaomi Mi A3 (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 A7 2017 (SM-A720F)	vs	17 Advantages Xiaomi Mi A3 (128GB)
+7.9 millimeters (0.31 inches)8% Thinner	vs	8.5 millimeters (0.33 inches)
+1080x1920 pixels85% Higher resolution screen	vs	720x1560 pixels
+386 PPI37% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	282 PPI
+BarometerAdvantage Sensors help you use the device	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	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-core (11nm)25% More powerful processor, you can open your applications faster
3GB LPDDR4	vs	+4GB LPDDR4X33% More RAM memory. Typically more responsive and better for multitasking.
32GB (22GB available)	vs	+128GB (109GB available)4 times More internal storage for applications and files
Until 256GB microSD, microSDXC	vs	+Until 512GB microSD, microSDXC100% More external storage for files using memory cards
186 grams (6.51 ounces)	vs	+174 grams (6.09 ounces)7% Lighter
5.7"	vs	+6.088"7% Larger screen
(back) 16MP	vs	+(triple camera) 48MP + 8MP + 2MP3 times Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/1.9 (aperture)	vs	+f/1.8 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 16MP	vs	+(front) 32MP101% 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 8.0 Oreo	vs	+Android 11Advantage Android 11 is newer and safer
(4G LTE-A) 300 Mbps	vs	+(4G LTE-A) 450 Mbps50% Faster for surfing the internet and download files
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
3600 mAh	vs	+4030 mAh12% 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) (hybrid slot/shares the same microSD slot)Advantage You can have more mobile carriers/operators on the same device.
4.2 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster

24 Common items in both devices

Super AMOLED

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

(front) Full HD (1920x1080)

+17 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)	Xiaomi Mi A3 (128GB)
Change model		Choose the model
Model	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Other model names	Samsung Galaxy A7 SM-A720F Single-Sim	Xiaomi Mi A3 (Android One), M1906F9SH, M1906F9SI
Country or region available	(Global, International), Algeria, Australia, Israel, Turkey	(Global, International)
Brand	Samsung	Xiaomi
Release date	1/13/2017	7/24/2019, Announced: 7/17/2019
Depth	7.9 millimeters (0.31 inches)	8.5 millimeters (0.33 inches)
Size (width x height)	77.6 x 156.8 millimeters (3.06 x 6.17 in)	71.85 x 153.48 millimeters (2.83 x 6.04 in)
Weight	186 grams (6.51 ounces)	174 grams (6.09 ounces)
Build, materials	feature not registered	Aluminum frame, glass front/back
Protection against water and others	Waterproof (IP?)	Not supported
📲 Display
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Display type	Super AMOLED	Super AMOLED
Screen size	5.7" inches	6.088" inches
Screen-to-body ratio	~73.6% (screen-to-body ratio)	~82.5% (screen-to-body ratio)
Display resolution	1080x1920 pixels	720x1560 pixels (19.5:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	386 PPI	282 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Gorilla Glass 5
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
System version	Android 6.0.1 Marshmallow	Android 9.0 Pie
Firmware update	Android 8.0 Oreo	Android 11
User Interface	feature not registered	Android One
⚙️ Processor
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Chipset	64bit: Samsung Exynos 7 Octa 7880 (14nm)	64bit: Qualcomm Snapdragon 665 (SM6125) (11nm)
CPU	Octa-core, 1 processor: 8x 1.9GHz ARM Cortex-A53 (Octa-core)	Octa-core, 2 processors: 4x 2GHz Kryo 260 Gold (Quad-core) 4x 1.8GHz Kryo 260 Silver (Quad-core)
GPU graphical controller	ARM Mali-T830 MP3	Qualcomm Adreno 610
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
RAM memory	3GB LPDDR4	4GB LPDDR4X
Internal storage	32GB (22GB available)	128GB (109GB available) UFS 2.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Dual-SIM	Not supported	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	300/50 Mbps	450/50 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	GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1700/1900/2100	UMTS 850/900/1700/1900/2100
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 Cat9 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G network	Not supported	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	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
📷 Camera
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Back camera (main camera)	16 megapixels	(triple camera) 48 megapixels 8MP ultrawide f/2.21/4.0"1.12µm 2MP depth f/2.4
Main camera resolution	4608x3456 pixels	8000x6000 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	4K UHD (3840x2160) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/1.9 (aperture)	f/1.8 (aperture)
Focal length	27mm lens	feature not registered
Sensor size	feature not registered	1/2" inches
Pixel size	feature not registered	0.8µm 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	1080p@120fps
📸 Front camera
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Front camera (secondary)	16 megapixels	32 megapixels
Front camera resolution	4608x3456 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	f/1.9 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2.8" inches
Pixel size	feature not registered	0.8µm pixel
🔉 Sound and multimedia
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Loudspeaker	Supported	Mono sound (not stereo)
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)	Xiaomi Mi A3 (128GB)
USB	USB 2.0 Type-C reversible connector	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	Not supported
Bluetooth	4.2 + 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, BeiDou	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Supported	Not supported
Infrared port	Not supported	Supported
🧭 Sensors
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Sensors	Accelerometer Ambient light sensor Barometer Compass Fingerprint sensor Gyroscope Hall effect Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
Battery type	Li-Ion: lithium-ion (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3600 mAh	4030 mAh
Charger, watts	Wired charging	18W (9V/2A) Wired fast charging Quick Charge 3
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	23 hours	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (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, 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, White, Blue
☢️ Radiation rate
	Galaxy A7 2017 (SM-A720F)	Xiaomi Mi A3 (128GB)
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