Samsung Galaxy S2 LTE (SGH-i727R) vs Xiaomi Redmi 6A (16GB China)

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Side by side comparison between Samsung Galaxy S2 LTE vs Xiaomi Redmi 6A phones, differences, pros, cons and full specifications. What's the better?

8/21/2018 10:13 PM, updated: 6/19/2025 5:03 PM

Compare Xiaomi Redmi 6A X Samsung Galaxy S2 LTE (SGH-i727R) 06Points

Specifications Compare Models Pictures

4.5"
AMOLED

480x800

8
MP

2mp

1GB
RAM

Dual-core

1850
mAh

(Removable)

20Points Xiaomi Redmi 6A (16GB China) Compare Samsung Galaxy S2 LTE X

Specifications Compare Models Pictures

5.45"
IPS

720x1440

13
MP

5mp

2GB
RAM

Quad-core

3000
mAh

(Non removable)

What's the better phone? Xiaomi Redmi 6A (16GB China)

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 S2 LTE (SGH-i727R)	vs	20 Advantages Xiaomi Redmi 6A (16GB China)
+16GB (14GB available)40% More internal storage for applications and files	vs	16GB (10GB available)
+132 grams (4.62 ounces)10% Lighter	vs	145 grams (5.08 ounces)
+Super AMOLED PlusAdvantage Super AMOLED Plus display is brighter and more vivid	vs	TFT IPS LCD
+GyroscopeAdvantage Sensors help you use the device	vs	Not supported
+Li-Ion: lithium-ion (Removable)Advantage Removable battery can be replaced easily	vs	Li-Ion: lithium-ion (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
1.5GHz 32bit Dual-core (45nm)	vs	+2GHz 64bit Quad-core98% More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+2GB LPDDR3100% More RAM memory. Typically more responsive and better for multitasking.
Until 32GB microSD, microSDHC	vs	+Until 256GB microSD, microSDXC7 times More external storage for files using memory cards
9.4 millimeters (0.37 inches)	vs	+8.3 millimeters (0.33 inches)13% Thinner
480x800 pixels	vs	+720x1440 pixels170% Higher resolution screen
207 PPI	vs	+295 PPI43% Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.5"	vs	+5.45"21% Larger screen
(back) 8MP	vs	+(back) 13MP60% Higher resolution main camera
Not supported	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
f/2.6 (aperture)	vs	+f/2.2 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 2MP	vs	+(front) 5MP156% Higher resolution secondary camera to take pictures and selfies
(front) VGA (640x480)	vs	+(front) Full HD (1920x1080)6 times More image quality for recording videos with the secondary camera
Android 4.1.2 Jelly Bean	vs	+Android 8.1 OreoAdvantage Android 8.1 Oreo is newer and safer
(4G LTE) 75 Mbps	vs	+(4G LTE) 150 Mbps100% Faster for surfing the internet and download files
Not supported	vs	+Face unlock 2DAdvantage Sensors help you use the device
1850 mAh	vs	+3000 mAh62% 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.
Not supported	vs	+FMAdvantage The radio lets you listen to your songs and sports in general
3.0 + A2DP	vs	+4.2 + A2DPAdvantage Bluetooth 4.2 + A2DP is newer and faster
HTML, XHTML, Flash player	vs	+HTML, XHTML, HTML5Advantage Better sites viewing on the internet

22 Common items in both devices

Plastic body, glass front

16 million

LED flash

Only digital zoom

Autofocus / PDAF: phase detection autofocus

EIS: Digital stabilization

Full HD (1920x1080)

+15 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 S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Change model		Choose the model
Model	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Other model names	Rogers Galaxy S II 4G LTE SGH-i727R, Samsung Celox	红米6A, Xiaomi 6A 2GB RAM + 16GB (Hybrid slot), Xiaomi Cactus
Country or region available	Canada	China, Hong Kong
Brand	Samsung	Xiaomi
Release date	11/6/2011, Announced: 11/1/2011	6/1/2018
Depth	9.4 millimeters (0.37 inches)	8.3 millimeters (0.33 inches)
Size (width x height)	69.9 x 130.9 millimeters (2.75 x 5.15 in)	71.5 x 147.5 millimeters (2.81 x 5.81 in)
Weight	132 grams (4.62 ounces)	145 grams (5.08 ounces)
Build, materials	Plastic body, glass front	Plastic body, glass front
Protection against water and others	Not supported	Not supported
📲 Display
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Display type	Super AMOLED Plus	TFT IPS LCD
Screen size	4.5" inches	5.45" inches
Screen-to-body ratio	~63% (screen-to-body ratio)	~72.7% (screen-to-body ratio)
Display resolution	480x800 pixels	720x1440 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	207 PPI	295 PPI
Colors	16 million	16 million
Scratch-resistant glass	Not supported	Not supported
Refresh rate	60Hz	feature not registered
Display features	Not supported	feature not registered
🤖 Operating System
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
System version	Android 2.3.5 Gingerbread	Android 8.1 Oreo
Firmware update	Android 4.1.2 Jelly Bean	feature not registered
User Interface	TouchWiz 4.0 UI	feature not registered
⚙️ Processor
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Chipset	32bit: Qualcomm Snapdragon S3 (APQ8060) (45nm)	64bit: MediaTek MT6762M Helio A22 (12nm)
CPU	Dual-core, 1 processor: 2x 1.5GHz Scorpion (Dual-core)	Quad-core, 1 processor: 4x 2GHz ARM Cortex-A53 (Quad-core)
GPU graphical controller	Qualcomm Adreno 220 (266MHz)	PowerVR GE8300
Performance (benchmark)	feature not registered	feature not registered
💽 Memory and storage
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
RAM memory	1GB LPDDR2	2GB LPDDR3
Internal storage	16GB (14GB available)	16GB (10GB available) eMMC 5.1
External storage	Until 32GB microSD, microSDHC (dedicated slot)	Until 256GB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
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) Standard mini-SIM (2FF)	2 slots (Dual-SIM) nano-SIM (4FF)
Maximum Download / Upload	75/25 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	GSM 850/900/1800/1900	CDMA 800, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/1900/2100	M1804C3CC/M1804C3CE/M1804C3CT versions: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100
Primary 4G network	LTE Cat2 (1, 4, 7)	LTE Cat4 M1804C3CC/M1804C3CE/M1804C3CT versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) VoLTE
Primary 5G network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	Not supported	GSM 850/900/1800/1900
Secondary 3G network	Not supported	M1804C3CC/M1804C3CE/M1804C3CT versions: UMTS 850/900/1900/2100
Secondary 4G network	Not supported	LTE Cat4 M1804C3CC/M1804C3CE/M1804C3CT versions: LTE (Bands 1,3,5,7,8) TD-LTE (Bands 34,38,39,40,41) VoLTE
Secondary data network	Not supported	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
📷 Camera
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Back camera (main camera)	8 megapixels	13 megapixels
Main camera resolution	3264x2448 pixels	4128x3096 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.6 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3.2" inches	feature not registered
Pixel size	feature not registered	feature not registered
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	Not supported	HDR photo on both cameras
Camera extras	feature not registered	feature not registered
📸 Front camera
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Front camera (secondary)	2 megapixels	5 megapixels
Front camera resolution	1600x1200 pixels	2560x1920 pixels
Video recording (secondary)	VGA (640x480)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	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
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Loudspeaker	Mono sound (not stereo)	Supported
Active noise cancellation	2 microphones	2 microphones or more
Radio	Not supported	FM
TV	Not supported	Not supported
Video formats	MP4, DivX, XviD, H.263, H.264, WMV	MP4, H.264, H.263, XviD
Audio formats	MP3, WAV, WMA, eAAC+, AC3, FLAC	MP3, OGG, eAAC+, FLAC
🔌 Connectivity
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
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	Micro-B USB MHL	Not supported
Bluetooth	3.0 + A2DP	4.2 + A2DP
WiFi	802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot	802.11 b/g/n [wifi4] (2.4GHz) WiFi Direct, hotspot
DLNA	Supported	Not supported
GPS	A-GPS, GeoTagging	A-GPS, GeoTagging, GLONASS, BeiDou
NFC	Not supported	Not supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Sensors	Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock 2D Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Battery type	Li-Ion: lithium-ion (Removable)	Li-Ion: lithium-ion (Non removable)
Battery capacity	1850 mAh	3000 mAh
Charger, watts	Wired charging	5W (5V/1A) Wired charging
Inductive / wireless charging	Not supported	feature not registered
Talk time autonomy	5 hours	feature not registered
Standby	250 hours (10.4 days)	feature not registered
➕ Other features
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder
Messaging	SMS (Swype), 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, Flash player	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Black, White HAC M3/T3 Java framework	• Colors: Black, Grey, Blue, Gold, Rose Gold • 2.5D curved glass screen • 18:9 screen • MIUI 9
☢️ Radiation rate
	Galaxy S2 LTE (SGH-i727R)	Redmi 6A (16GB China)
SAR 1.6W/kg (USA, Mexico, etc.)	0.3W/kg (head), 0.85W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.197W/kg (head)	feature not registered