Xiaomi Redmi S2 (64GB) vs Samsung Galaxy A02s (SM-A025M 32GB)

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Side by side comparison between Xiaomi Redmi S2 vs Samsung Galaxy A02s phones, differences, pros, cons and full specifications. What's the better?

5/11/2021 6:23 AM, updated: 7/6/2022 7:31 AM

Compare Samsung Galaxy A02s X Xiaomi Redmi S2 (64GB) 14Points

Specifications Compare Models Pictures

5.99"
IPS

720x1440

12
MP

16mp

4GB
RAM

Octa-core

3080
mAh

(Non removable)

09Points Samsung Galaxy A02s (SM-A025M 32GB) Compare Xiaomi Redmi S2 X

Specifications Compare Models Pictures

6.5"
PLS

720x1600

13
MP

5mp

3GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi S2 (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!

14 Advantages Xiaomi Redmi S2 (64GB)	vs	9 Advantages Samsung Galaxy A02s (SM-A025M 32GB)
+2GHz 64bit Octa-core11% More powerful processor, you can open your applications faster	vs	1.8GHz 64bit Octa-core (14nm)
+4GB LPDDR333% More RAM memory. Typically more responsive and better for multitasking.	vs	3GB LPDDR3
+64GB (50GB available)138% More internal storage for applications and files	vs	32GB (21GB available)
+170 grams (5.95 ounces)15% Lighter	vs	196 grams (6.86 ounces)
+8.1 millimeters (0.32 inches)12% Thinner	vs	9.1 millimeters (0.36 inches)
+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid	vs	TFT PLS
+(dual camera) 12MP + 5MP1% Higher resolution main camera	vs	(triple camera) 13MP + 2MP + 2MP
+LED flash on both camerasAdvantage The LED flash on both cameras helps in dark places or in low light	vs	LED flash
+(front) 16MP2 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 5MP
+(4G LTE-A) 300 Mbps100% Faster for surfing the internet and download files	vs	(4G LTE) 150 Mbps
+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
+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)
Until 256GB microSD, microSDXC	vs	+Until 1TB microSD, microSDXC3 times More external storage for files using memory cards
720x1440 pixels	vs	+720x1600 pixels11% Higher resolution screen
269 PPI	vs	+270 PPI1% Crisper display of text, images and videos because it has more pixels per inch (ppi)
5.99"	vs	+6.5"9% Larger screen
(front) HD (1280x720)	vs	+(front) Full HD (1920x1080)125% More image quality for recording videos with the secondary camera
Android 8.1 Oreo	vs	+Android 12Advantage Android 12 is newer and safer
3080 mAh	vs	+5000 mAh62% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
10W	vs	+15W50% More power (watts) to charge the battery faster. Sometimes, the charger that comes with the device doesn't have the same power supported by the device. Check before you buy it.
MicroUSB 2.0, USB OTG On-The-Go	vs	+Type-CAdvantage Reversible connector, you can stick in a USB-C cable any which way; either side is up.

28 Common items in both devices

eMMC 5.1

Plastic body, glass front

16 million

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

HDR photo on both cameras

+21 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 (64GB)	Galaxy A02s (SM-A025M 32GB)
Change model		Choose the model
Model	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
Other model names	红米自拍手机S2, Xiaomi S2, Xiaomi Ysl	Galaxy A02S SM-A025M Single-SIM (32GB + 3GB RAM)
Country or region available	(Global, International), China	(Latin America), Peru
Brand	Xiaomi	Samsung
Release date	5/1/2018	1/4/2021, Announced: 11/24/2020
Depth	8.1 millimeters (0.32 inches)	9.1 millimeters (0.36 inches)
Size (width x height)	77.26 x 160.73 millimeters (3.04 x 6.33 in)	75.9 x 164.2 millimeters (2.99 x 6.46 in)
Weight	170 grams (5.95 ounces)	196 grams (6.86 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
Display type	TFT IPS LCD	TFT PLS
Screen size	5.99" inches	6.5" inches
Screen-to-body ratio	~74.6% (screen-to-body ratio)	~81.8% (screen-to-body ratio)
Display resolution	720x1440 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	269 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	feature not registered	60Hz
Display features	feature not registered	Not supported
🤖 Operating System
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
System version	Android 7.1.2 Nougat	Android 10
Firmware update	Android 8.1 Oreo	Android 12
User Interface	feature not registered	One UI 2.0 / 3.1 / 4.1
⚙️ Processor
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
Chipset	64bit: Qualcomm Snapdragon 625 MSM8953 (14nm)	64bit: Qualcomm Snapdragon 450 (SDM450) (14nm)
CPU	Octa-core, 1 processor: 8x 2GHz ARM Cortex-A53 (Octa-core)	Octa-core, 1 processor: 8x 1.8GHz ARM Cortex-A53 (Octa-core)
GPU graphical controller	Qualcomm Adreno 506 650Mhz	Qualcomm Adreno 506 (600MHz)
Performance (benchmark)	feature not registered	AnTuTu: 97624 (v8)
💽 Memory and storage
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
RAM memory	4GB LPDDR3	3GB LPDDR3
Internal storage	64GB (50GB available) eMMC 5.1	32GB (21GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 1TB microSD, microSDXC (dedicated slot)
📶 Mobile networks
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
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	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 (China), GSM 850/900/1800/1900	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	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 Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 17, 28, 66) VoLTE
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	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 (64GB)	Galaxy A02s (SM-A025M 32GB)
Back camera (main camera)	(dual camera) 12 megapixels 5MP depth	(triple camera) 13 megapixels 2MP macro f/2.4 2MP depth f/2.4
Main camera resolution	4000x3000 pixels	4128x3096 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)	f/2.2 (aperture)
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 on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
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)	f/2.2 (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
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
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, XviD, MKV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
USB	MicroUSB 2.0, USB OTG On-The-Go	USB 2.0 Type-C reversible connector
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 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	Not supported	Not supported
Infrared port	Supported	Not supported
🧭 Sensors
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (rear-mounted) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Face unlock Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	3080 mAh	5000 mAh
Charger, watts	10W (5V/2A) Wired charging	15W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
Call control	Voice dialing, Voice recorder	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: Gray, Gold, Rose Gold, Blue, Black • MIUI 10 • 18:9 screen	• Colors: Black, White, Red, Blue
☢️ Radiation rate
	Redmi S2 (64GB)	Galaxy A02s (SM-A025M 32GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	0.63W/kg (head), 1.09W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered