Xiaomi Redmi 8A (64GB) vs Samsung Galaxy S2 (SGH-i777 16GB)

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Side by side comparison between Xiaomi Redmi 8A vs Samsung Galaxy S2 (SGH-i777) phones, differences, pros, cons and full specifications. What's the better?

11/19/2019 7:59 PM, updated: 7/8/2020 9:02 PM

Compare Samsung Galaxy S2 (SGH-i777) X Xiaomi Redmi 8A (64GB) 21Points

Specifications Compare Models Pictures

6.2"
IPS

720x1520

12
MP

8mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

05Points Samsung Galaxy S2 (SGH-i777 16GB) Compare Xiaomi Redmi 8A X

Specifications Compare Models Pictures

4.3"
AMOLED

480x800

8
MP

2mp

1GB
RAM

Dual-core

1650
mAh

(Removable)

What's the better phone? Xiaomi Redmi 8A (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!

21 Advantages Xiaomi Redmi 8A (64GB)	vs	5 Advantages Samsung Galaxy S2 (SGH-i777 16GB)
+2GHz 64bit Octa-core2 times More powerful processor, you can open your applications faster	vs	1.2GHz 32bit Dual-core
+4GB LPDDR33 times More RAM memory. Typically more responsive and better for multitasking.	vs	1GB LPDDR2
+64GB (51GB available)3 times More internal storage for applications and files	vs	16GB (13GB available)
+Until 512GB microSD, microSDXC15 times More external storage for files using memory cards	vs	Until 32GB microSD, microSDHC
+720x1520 pixels185% Higher resolution screen	vs	480x800 pixels
+271 PPI25% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	217 PPI
+6.2"44% Larger screen	vs	4.3"
+(back) 12MP50% Higher resolution main camera	vs	(back) 8MP
+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas	vs	Not supported
+(front) 8MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2MP
+Android 9.0 PieAdvantage Android 9.0 Pie is newer and safer	vs	Android 2.3.6 Gingerbread
+4G LTEAdvantage The 4G LTE network is newer and faster	vs	3G+ HSPA+
+(4G LTE) 150 Mbps6 times Faster for surfing the internet and download files	vs	(3G+ HSPA+) 21 Mbps
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+5000 mAh2 times Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use	vs	1650 mAh
+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
+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster	vs	3.0 + A2DP
+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
+HTML, XHTML, HTML5Advantage Better sites viewing on the internet	vs	HTML, XHTML, Flash player
+Water repellent nano-coating (don't immerse)Advantage Protection against water allows you talk to your friends in the rain, for example	vs	Not supported
188 grams (6.58 ounces)	vs	+122 grams (4.27 ounces)54% Lighter
9.4 millimeters (0.37 inches)	vs	+8.9 millimeters (0.35 inches)6% Thinner
TFT IPS LCD	vs	+Super AMOLED PlusAdvantage Super AMOLED Plus display is brighter and more vivid
Not supported	vs	+GyroscopeAdvantage Sensors help you use the device
LiPo: li-ion polymer (Non removable)	vs	+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily

18 Common items in both devices

Plastic body, glass front

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

Full HD (1920x1080)

+11 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 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Change model		Choose the model
Model	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Other model names	Xiaomi Redmi 8A M1908C3KG, M1908C3KE, M1908C3KC	AT&T Samsung Galaxy S II i777, Samsung Attain
Country or region available	(Global, International), China	USA
Brand	Xiaomi	Samsung
Release date	9/1/2019	10/2/2011
Depth	9.4 millimeters (0.37 inches)	8.9 millimeters (0.35 inches)
Size (width x height)	75.4 x 156.3 millimeters (2.97 x 6.15 in)	66 x 126 millimeters (2.6 x 4.96 in)
Weight	188 grams (6.58 ounces)	122 grams (4.27 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Water repellent nano-coating (don't immerse)	Not supported
📲 Display
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Display type	TFT IPS LCD	Super AMOLED Plus
Screen size	6.2" inches	4.3" inches
Screen-to-body ratio	~81.4% (screen-to-body ratio)	~63.3% (screen-to-body ratio)
Display resolution	720x1520 pixels (19:9)	480x800 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	271 PPI	217 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass
Refresh rate	60Hz	feature not registered
Display features	400nits[typ]	feature not registered
🤖 Operating System
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
System version	Android 9.0 Pie	Android 2.3.4 Gingerbread
Firmware update	feature not registered	Android 2.3.6 Gingerbread
User Interface	feature not registered	feature not registered
⚙️ Processor
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Chipset	64bit: Qualcomm Snapdragon 439 SDM439 (12nm)	32bit: Samsung Exynos 4 Dual 4210 (45nm)
CPU	Octa-core, 2 processors: 2x 2GHz ARM Cortex-A53 (Dual-core) 6x 1.45GHz ARM Cortex-A53 (Hexa-core)	Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core)
GPU graphical controller	Qualcomm Adreno 505 650Mhz	ARM Mali-400 MP4
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
RAM memory	4GB LPDDR3	1GB LPDDR2
Internal storage	64GB (51GB available) eMMC 5.1	16GB (13GB available)
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Until 32GB microSD, microSDHC (dedicated slot)
📶 Mobile networks
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
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) Standard mini-SIM (2FF)
Maximum Download / Upload	150/50 Mbps	21/5.76 Mbps
Network technology	2G, 3G, 4G	2G, 3G
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	Global, India version: UMTS 850/900/1900/2100 China version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/1900/2100
Primary 4G network	LTE Cat4 VoLTE Global version: LTE (Bands 1, 2, 3, 4, 5, 7, 8, 20) TD-LTE (Bands 38, 40) India version: LTE (Bands 1, 3, 5, 8) TD-LTE (Bands 40, 41) China version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41)	Not supported
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	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+
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 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Back camera (main camera)	12 megapixels	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	LED flash
Focal aperture	f/1.8 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/2.55" inches	feature not registered
Pixel size	1.4µm 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
BSI sensor	Not supported	Not supported
HDR	HDR photo on both cameras	Not supported
Camera extras	feature not registered	feature not registered
📸 Front camera
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Front camera (secondary)	8 megapixels	2 megapixels
Front camera resolution	3264x2448 pixels	1600x1200 pixels
Video recording (secondary)	Full HD (1920x1080)	Not supported
Front flash	Not supported	Not supported
Focal aperture	f/2.0 (aperture)	feature not registered
Focal length	feature not registered	feature not registered
Sensor size	1/4" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
🔉 Sound and multimedia
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
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
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
USB	USB 2.0 Type-C, 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	Micro-B USB MHL
Bluetooth	4.2 + A2DP	3.0 + A2DP
WiFi	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot
DLNA	Not supported	feature not registered
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging
NFC	Not supported	Not supported
Infrared port	Not supported	feature not registered
🧭 Sensors
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Proximity sensor	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Battery type	LiPo: li-ion polymer (Non removable)	Li-Ion: lithium-ion (Removable)
Battery capacity	5000 mAh	1650 mAh
Charger, watts	18W (9V/2A) Wired fast charging	Wired charging
Inductive / wireless charging	feature not registered	feature not registered
Talk time autonomy	42 hours (1.8 days)	8 hours
Standby	feature not registered	400 hours (16.7 days)
➕ Other features
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
Call control	Voice dialing, Voice recorder	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (Swype), 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, Flash player
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Midnight Black, Ocean Blue, Sunset Red • MIUI 11 • Sony IMX363 back camera sensor • Quick Charge 3.0	• Colors: Black • Samsung TouchWiz 4.0 UI • Java framework
☢️ Radiation rate
	Redmi 8A (64GB)	Galaxy S2 (SGH-i777 16GB)
SAR 1.6W/kg (USA, Mexico, etc.)	feature not registered	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered