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Samsung Galaxy S2 Plus (GT-i9105) vs Xiaomi Redmi 9 (64GB NFC)

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

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Compare Xiaomi Redmi 9 XSamsung Galaxy S2 Plus (GT-i9105)06Points
Samsung Galaxy S2 Plus (GT-i9105)
4.3"
AMOLED

480x800

8
MP

2mp

1GB
RAM

32bit Dual

1650
mAh

(Removable)

vs
Xiaomi Redmi 9 (64GB NFC)
6.53"
IPS

1080x2340

13
MP

8mp

4GB
RAM

64bit Octa

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi 9 (64GB 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!

Galaxy S2 Plus (GT-i9105)6 Advantages Samsung Galaxy S2 Plus (GT-i9105)vsRedmi 9 (64GB NFC)24 Advantages Xiaomi Redmi 9 (64GB NFC)
+121 grams (4.24 ounces)64%
Lighter
vs198 grams (6.93 ounces)
+8.5 millimeters (0.33 inches)7%
Thinner
vs9.1 millimeters (0.36 inches)
+Super AMOLED PlusAdvantage
Super AMOLED Plus display is brighter and more vivid
vsTFT IPS LCD
+GyroscopeAdvantage
Sensors help you use the device
vsNot supported
+Li-Ion: Lithium-Ion (Removable)Advantage
Removable battery can be replaced easily
vsLiPo: Li-Ion polymer (Non removable)
+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
vsNot supported
1.2Ghz 32bit Dual-Corevs+2Ghz 64bit Octa-Core2 times
More powerful processor, you can open your applications faster
1GB LPDDR2vs+4GB LPDDR4X3 times
More RAM memory. Typically more responsive and better for multitasking.
8GB (5GB available)vs+64GB (49GB available)9 times
More internal storage for applications and files
Until 64GB microSD, microSDXCvs+Until 512GB microSD, microSDXC7 times
More external storage for files using memory cards
480x800 pixelsvs+1080x2340 pixels6 times
Higher resolution screen
217 PPIvs+395 PPI82%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
4.3"vs+6.53"52%
Larger screen
(back) 8MPvs+(quad camera) 13MP + 8MP + 5MP + 2MP2 times
Higher resolution main camera
Not supportedvs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
1/3.2" inchesvs+1/3.1" inches3%
The larger sensor camera lets you take photos with better depth.
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) 2MPvs+(front) 8MP3 times
Higher resolution secondary camera to take pictures and selfies
Android 4.2.2 Jelly Beanvs+Android 10Advantage
Android 10 is newer and safer
3G+ HSPA+vs+4G+ LTE-AAdvantage
The 4G+ LTE-A network is newer and faster
(3G+ HSPA+) 21 Mbpsvs+(4G+ LTE-A) 300 Mbps13 times
Faster for surfing the internet and download files
Not supportedvs+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
1650 mAhvs+5020 mAh2 times
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)
(dedicated slot)Advantage
It's more advantageous to have more than one phone operator in the same device
802.11 a/b/g/n (2.4Ghz, 5Ghz) + MIMOvs+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
3.0 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.
Not supportedvs+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys

21 Common items in both devices
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection 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 differencesClear highlight
Physical featuresSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
ModelGalaxy S2 Plus (GT-i9105)Redmi 9 (64GB NFC)
Other model namesSamsung Galaxy S ii Plus i9105, Samsung GT-i9105Xiaomi Redmi 9 (Global) M2004J19G, M2004J19C
Country or region availablefeature not registered(Europe)
(Europe)
BrandSamsungXiaomi
Release dateFebruary, 2013June, 2020
Depth8.5 millimeters (0.33 inches)9.1 millimeters (0.36 inches)
Size (width x height)66.1 x 125.3 millimeters (2.6 x 4.93 in)77.01 x 163.32 millimeters (3.03 x 6.43 in)
Weight121 grams (4.24 ounces)198 grams (6.93 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsfeature not registeredPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Samsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Operating systemAndroid 4.1.2 Jelly BeanAndroid 10
Firmware updateAndroid 4.2.2 Jelly Beanfeature not registered
HardwareSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Chipset32bit - Broadcom BCM28155 (40nm)64bit - Mediatek Helio G80 (12nm)
CPU processor1.2Ghz Dual-Core ARM Cortex-A9Octa-Core, 2 processors:
2Ghz Dual-Core ARM Cortex-A75
1.8Ghz Hexa-Core ARM Cortex-A55
GPU graphical controllerBroadcom VideoCore IVARM Mali-G52 MC2 950Mhz
RAM memory1GB LPDDR24GB LPDDR4X
Internal storage8GB (5GB available)64GB (49GB available)
eMMC 5.1
External storageUntil 64GB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Display typeSuper AMOLED PlusTFT IPS LCD
Screen size4.3" inches6.53" inches
Screen-to-body ratio~63.5% (screen-to-body ratio)~83.2% (screen-to-body ratio)
Display resolution480x800 pixels1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)217 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 3
Display featuresfeature not registered60Hz, 400 nits
Mobile networksSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
Standard mini-SIM (2FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload21/5.76 Mbps300/50 Mbps
Network technology2G, 3G2G, 3G, 4G
Frequency, bandsExpand band detailsCollapse details
GSM Mhz bandQuad-Band 850/900/1800/1900Quad-Band 850/900/1800/1900
Primary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkNot supportedLTE Cat6 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkNot supportedGSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedGPRS, EDGE
CallingSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
MessagingSMS (Swype), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
SpeakerphoneSupportedSupported
Video callingSupportedSupported
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
CameraSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Back camera (main camera)8 megapixels(quad camera)
13 megapixels
8MP ultrawidef/2.2118º1/4.0"1.12µm
5MP macrof/2.4
2MP depthf/2.4
Main camera resolution3264x2448 pixels4128x3096 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.6 (aperture)f/2.2 (aperture)
Focal lengthfeature not registered28mm lens
Sensor size1/3.2" inches1/3.1" inches
Pixel sizefeature not registered1.12µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRNot supportedHDR photo on both cameras
2ª cameraSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Front camera (secondary)2 megapixels8 megapixels
Front camera resolution1600x1200 pixels3264x2448 pixels
Video recording (secondary)Not supportedFull HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registered27mm lens
Sensor sizefeature not registered1/4" inches
Pixel sizefeature not registered1.12µm pixel
MultimediaSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
RadioFM (RDS)FM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, DivX, XviD, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, eAAC+, AC3, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivitySamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
USBMicroUSB 2.0USB 2.0 Type-C, USB OTG On-The-Go
TV outputMicro-B USB MHLUSB Type-C (reversible)
Audio output3.5mm jack3.5mm jack
Bluetooth3.0 + A2DP5.0 + A2DP/LE
WiFi802.11 a/b/g/n (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNASupportedNot supported
NFCNot supportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, BeiDou
Infrared portNot supportedSupported
Other functionsSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Chic White, Dark Blue
- Samsung TouchWiz UI 5.0
- WiFi direct, hotspot
- Colors: Carbon Gray, Sunset Purple, Ocean Green, Pink/Blue
- MIUI 11
- 10W charger included
- WiFi direct, hotspot
- AnTuTu: 201829 (v8)
Power supplySamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
BatteryLi-Ion: Lithium-Ion (Removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity1650 mAh5020 mAh
Charger, watts Standard charging18W Fast battery charging
Talk time autonomyfeature not registered1860 minutes | 31 hours | 1.3 days
Standbyfeature not registeredfeature not registered
Radiation rateSamsung Galaxy S2 Plus (GT-i9105)Xiaomi Redmi 9 (64GB NFC)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.91W/kg (head) | 1W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registered0.71W/kg (head) | 1.06W/kg (body)
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