Xiaomi Redmi 9 (32GB NFC) vs Samsung Galaxy S2 Plus (GT-i9105)

Side by side comparison between Xiaomi Redmi 9 vs Samsung Galaxy S2 Plus phones, differences, pros, cons with full specifications. What's the better?

11/28/2020 3:48 PM, updated: 11/28/2020 6:26 PM

Compare Samsung Galaxy S2 Plus XXiaomi Redmi 9 (32GB NFC)24Points

Specifications Compare Models

6.53"
IPS

1080x2340

13
MP

8mp

3GB
RAM

64bit Octa

5020
mAh

(Non removable)

06PointsSamsung Galaxy S2 Plus (GT-i9105)Compare Xiaomi Redmi 9 X

Specifications Compare Models

4.3"
AMOLED

480x800

8
MP

2mp

1GB
RAM

32bit Dual

1650
mAh

(Removable)

What's the better phone? Xiaomi Redmi 9 (32GB NFC)

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!

24 Advantages Xiaomi Redmi 9 (32GB NFC)	vs	6 Advantages Samsung Galaxy S2 Plus (GT-i9105)
+2Ghz 64bit Octa-Core190% More powerful processor, you can open your applications faster	vs	1.2Ghz 32bit Dual-Core
+3GB LPDDR4X2 times More RAM memory. Typically more responsive and better for multitasking.	vs	1GB LPDDR2
+32GB (20GB available)3 times More internal storage for applications and files	vs	8GB (5GB available)
+Until 512GB microSD, microSDXC7 times More external storage for files using memory cards	vs	Until 64GB microSD, microSDXC
+1080x2340 pixels6 times Higher resolution screen	vs	480x800 pixels
+395 PPI82% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	217 PPI
+6.53"52% Larger screen	vs	4.3"
+(quad camera) 13MP + 8MP + 5MP + 2MP2 times 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
+1/3.1" inches3% The larger sensor camera lets you take photos with better depth.	vs	1/3.2" inches
+f/2.2 (aperture)18% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.	vs	f/2.6 (aperture)
+(front) 8MP3 times Higher resolution secondary camera to take pictures and selfies	vs	(front) 2MP
+Android 10Advantage Android 10 is newer and safer	vs	Android 4.2.2 Jelly Bean
+4G+ LTE-AAdvantage The 4G+ LTE-A network is newer and faster	vs	3G+ HSPA+
+(4G+ LTE-A) 300 Mbps13 times Faster for surfing the internet and download files	vs	(3G+ HSPA+) 21 Mbps
+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device	vs	Not supported
+Face unlockAdvantage Sensors help you use the device	vs	Not supported
+5020 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 It's more advantageous to have more than one phone operator in the same device	vs	1 slot (Single-SIM) (dedicated slot)
+802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMOAdvantage WiFi 802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO is newer and faster	vs	802.11 a/b/g/n (2.4Ghz, 5Ghz) + MIMO
+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster	vs	3.0 + A2DP
+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
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
198 grams (6.93 ounces)	vs	+121 grams (4.24 ounces)64% Lighter
9.1 millimeters (0.36 inches)	vs	+8.5 millimeters (0.33 inches)7% 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
Not supported	vs	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.

21 Common items in both devices

16 million

LED flash

Only digital zoom

PDAF: phase detection autofocus / Autofocus

EIS: Digital stabilization

Full HD (1920x1080)

Capacitive

+14 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

Physical features	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Model	Redmi 9 (32GB NFC)	Galaxy S2 Plus (GT-i9105)
Other model names	Xiaomi Redmi 9 (Global) M2004J19G, M2004J19C	Samsung Galaxy S ii Plus i9105, Samsung GT-i9105
Country or region available	(Europe)	feature not registered
Brand	Xiaomi	Samsung
Release date	June, 2020	February, 2013
Depth	9.1 millimeters (0.36 inches)	8.5 millimeters (0.33 inches)
Size (width x height)	77.01 x 163.32 millimeters (3.03 x 6.43 in)	66.1 x 125.3 millimeters (2.6 x 4.93 in)
Weight	198 grams (6.93 ounces)	121 grams (4.24 ounces)
Qwerty physical keyboard	Not supported	Not supported
Antenna	Internal antenna	Internal antenna
Build, materials	Plastic body, glass front	feature not registered
Protection against water and others	Not supported	Not supported
System (OS)	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Operating system	Android 10	Android 4.1.2 Jelly Bean
Firmware update	feature not registered	Android 4.2.2 Jelly Bean
Hardware	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Chipset	64bit - Mediatek Helio G80 (12nm)	32bit - Broadcom BCM28155 (40nm)
CPU processor	Octa-Core, 2 processors: 2Ghz Dual-Core ARM Cortex-A75 1.8Ghz Hexa-Core ARM Cortex-A55	1.2Ghz Dual-Core ARM Cortex-A9
GPU graphical controller	ARM Mali-G52 MC2 950Mhz	Broadcom VideoCore IV
RAM memory	3GB LPDDR4X	1GB LPDDR2
Internal storage	32GB (20GB available) eMMC 5.1	8GB (5GB available)
External storage	Until 512GB microSD, microSDXC (dedicated slot)	Until 64GB microSD, microSDXC (dedicated slot)
Display	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Display type	TFT IPS LCD	Super AMOLED Plus
Screen size	6.53" inches	4.3" inches
Screen-to-body ratio	~83.2% (screen-to-body ratio)	~63.5% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	480x800 pixels
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	395 PPI	217 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Display features	60Hz, 400 nits	feature not registered
Mobile networks	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
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	300/50 Mbps	21/5.76 Mbps
Network technology	2G, 3G, 4G	2G, 3G
Frequency, bands	Expand band detailsCollapse 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 850/900/1900/2100
Primary 4G network	LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28) TD-LTE (38, 40, 41) VoLTE	Not supported
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+
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
Calling	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (Swype), MMS, E-mail, Push mail
Speakerphone	Supported	Supported
Video calling	Supported	Supported
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Camera	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Back camera (main camera)	(quad camera) 13 megapixels 8MP ultrawidef/2.2118º1/4.0"1.12µm 5MP macrof/2.4 2MP depthf/2.4	8 megapixels
Main camera resolution	4128x3096 pixels	3264x2448 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/2.6 (aperture)
Focal length	28mm lens	feature not registered
Sensor size	1/3.1" inches	1/3.2" inches
Pixel size	1.12µm 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	Not supported
2ª camera	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
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	27mm lens	feature not registered
Sensor size	1/4" inches	feature not registered
Pixel size	1.12µm pixel	feature not registered
Multimedia	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Radio	FM	FM (RDS)
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD, MKV	MP4, H.264, H.263, DivX, XviD, WMV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, eAAC+, AC3, FLAC
Connectivity	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
USB	USB 2.0 Type-C, USB OTG On-The-Go	MicroUSB 2.0
TV output	USB Type-C (reversible)	Micro-B USB MHL
Audio output	3.5mm jack	3.5mm jack
Bluetooth	5.0 + A2DP/LE	3.0 + A2DP
WiFi	802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO	802.11 a/b/g/n (2.4Ghz, 5Ghz) + MIMO
DLNA	Not supported	Supported
NFC	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS
Infrared port	Supported	Not supported
Other functions	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Active noise cancellation	Supported	Supported
Vibrating alert	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Sensors	Accelerometer Proximity sensor Compass Ambient Light sensor Face unlock Fingerprint sensor (rear-mounted)	Accelerometer Proximity sensor Compass Ambient Light sensor Gyroscope
Other features	- Colors: Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue - MIUI 11 - 10W charger included - WiFi direct, hotspot - AnTuTu: 201829 (v8)	- Colors: Chic White, Dark Blue - Samsung TouchWiz UI 5.0 - WiFi direct, hotspot
Power supply	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
Battery	LiPo: Li-Ion polymer (Non removable)	Li-Ion: Lithium-Ion (Removable)
Battery capacity	5020 mAh	1650 mAh
Charger, watts	18W Fast battery charging	Standard charging
Talk time autonomy	1860 minutes \| 31 hours \| 1.3 days	feature not registered
Standby	feature not registered	feature not registered
Radiation rate	Xiaomi Redmi 9 (32GB NFC)	Samsung Galaxy S2 Plus (GT-i9105)
SAR 1.6W/kg (USA, Mexico, etc.)	0.91W/kg (head) \| 1W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	0.71W/kg (head) \| 1.06W/kg (body)	feature not registered