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Xiaomi Redmi 9T (Global 128GB/4GB) vs Samsung Galaxy M21s (SM-F415F/DS)

Side by side comparison between Xiaomi Redmi 9T vs Samsung Galaxy M21s phones, differences, pros, cons and full specifications. What's the better?

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Compare Samsung Galaxy M21s XXiaomi Redmi 9T (Global 128GB/4GB)07Points
Xiaomi Redmi 9T (Global 128GB/4GB)
6.53"
IPS

1080x2340

48
MP

8mp

4GB
RAM

64bit Octa

6000
mAh

(Non removable)

vs
11PointsSamsung Galaxy M21s (SM-F415F/DS)Compare Xiaomi Redmi 9T X
Samsung Galaxy M21s (SM-F415F/DS)
6.4"
AMOLED

1080x2340

64
MP

32mp

4GB
RAM

64bit Octa

6000
mAh

(Non removable)

What's the better phone? Samsung Galaxy M21s (SM-F415F/DS)

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!

Redmi 9T (Global 128GB/4GB)7 Advantages Xiaomi Redmi 9T (Global 128GB/4GB)vsGalaxy M21s (SM-F415F/DS)11 Advantages Samsung Galaxy M21s (SM-F415F/DS)
+128GB (106GB available)116%
More internal storage for applications and files
vs64GB (49GB available)
+UFS 2.2Advantage
Fastest write and read storage.
vsUFS 2.1
+6.53"2%
Larger screen
vs6.4"
+(4G+ LTE-A) 400 Mbps33%
Faster for surfing the internet and download files
vs(4G+ LTE-A) 300 Mbps
+Proximity sensorAdvantage
Sensors help you use the device
vsNot supported
+18W20%
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.
vs15W
+Water repellent nano-coating (don't immerse)Advantage
Protection against water allows you talk to your friends in the rain, for example
vsNot supported
2GHz 64bit Octa-Corevs+2.3GHz 64bit Octa-Core3%
More powerful processor, you can open your applications faster
198 grams (6.93 ounces)vs+191 grams (6.69 ounces)4%
Lighter
9.6 millimeters (0.38 inches)vs+8.9 millimeters (0.35 inches)8%
Thinner
TFT IPS LCDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
395 PPIvs+403 PPI2%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(quad camera) 48MP + 8MP + 2MP + 2MPvs+(triple camera) 64MP + 8MP + 5MP28%
Higher resolution main camera
1/2" inchesvs+1/1.72" inches16%
The larger sensor camera lets you take photos with better depth.
(front) 8MPvs+(front) 32MP3 times
Higher resolution secondary camera to take pictures and selfies
Full HD (1920x1080)vs+4K UHD (3840x2160)3 times
More image quality for recording videos with the primary camera
Android 10vs+Android 11Advantage
Android 11 is newer and safer
Not supportedvs+GyroscopeAdvantage
Sensors help you use the device

36 Common items in both devices
4GB LPDDR4X
Until 1TB microSD, microSDXC / Until 512GB microSD, microSDXC
Plastic body, glass front
60Hz
16 million
1080x2340 pixels
LED flash
+29 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

📱 Model features

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
ModelRedmi 9T (Global 128GB/4GB)Galaxy M21s (SM-F415F/DS)
Other model names红米9T M2010J19SG (Global 128GB + 4GB RAM)Galaxy M21s SM-F415F/Dual-Sim (4GB RAM)
Country or region available(Global, International)
(Global, International)
(Latin America)Brazil
(Latin America), Brazil
BrandXiaomiSamsung
Release date1/18/202111/6/2020
Depth9.6 millimeters (0.38 inches)8.9 millimeters (0.35 inches)
Size (width x height)77.3 x 162.3 millimeters (3.04 x 6.39 in)75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight198 grams (6.93 ounces)191 grams (6.69 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front
Protection against water and othersWater repellent nano-coating (don't immerse)Not supported

🤖 Operating System

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
System versionAndroid 10Android 10
Firmware updatefeature not registeredAndroid 11
User Interfacefeature not registeredfeature not registered

⚙️ Processor

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Chipset64bit - Qualcomm Snapdragon 662 SM6115 (11nm)64bit - Samsung Exynos 9611 (10nm)
CPUOcta-Core, 2 processors:
2GHz Quad-Core Kryo 260 Gold
1.8GHz Quad-Core Kryo 260 Silver
Octa-Core, 2 processors:
2.3GHz Quad-Core ARM Cortex-A73
1.7GHz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 610 950MhzARM Mali-G72 MP3 (850MHz)
Performance (benchmark)feature not registeredfeature not registered

💽 Memory and storage

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
RAM memory4GB LPDDR4X4GB LPDDR4X
Internal storage128GB (106GB available)
UFS 2.2
64GB (49GB available)
UFS 2.1
External storageUntil 1TB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)

📲 Display

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Display typeTFT IPS LCDSuper AMOLED
Screen size6.53" inches6.4" inches
Screen-to-body ratio~83.4% (screen-to-body ratio)~84.1% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)395 PPI403 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Gorilla Glass 3
Refresh rate60Hz60Hz
Display features400nits[typ]420nits[peak]

📶 Mobile networks

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Dual-SIMDual-SIM Standby - Call active on one sim card
(dedicated slot)
Dual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card2 slots (Dual-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload400/150 Mbps300/50 Mbps
Network technology2G, 3G, 4G2G, 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 850/900/1700/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat13 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
LTE Cat6 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A
Secondary 2G networkGSM 850/900/1800/1900GSM 850/900/1800/1900
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkGPRS, EDGEGPRS, EDGE

📷 Camera

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawidef/2.2120°1/4"1.12µm
2MP macrof/2.4
2MP depthf/2.4
(triple camera)
64 megapixels
8MP ultrawidef/2.2123°12mm1/4"1.12µm
5MP depthf/2.2
Main camera resolution8000x6000 pixels10120x6328 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/1.8 (aperture)f/1.8 (aperture)
Focal length26mm lens26mm lens
Sensor size1/2" inches1/1.72" inches
Pixel size0.8µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: 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
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registeredfeature not registered

📸 Front camera

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Front camera (secondary)8 megapixels32 megapixels
Front camera resolution3264x2448 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.1 (aperture)f/2.0 (aperture)
Focal length27mm lens26mm lens
Sensor size1/4" inches1/2.8" inches
Pixel size1.12µm pixel0.8µm pixel

🔉 Sound and multimedia

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
LoudspeakerSupportedSupported
Active noise cancellation2 microphones or more2 microphones or more
RadioFMFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviD, MKVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC

🔌 Connectivity

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
USBUSB 2.0 Type-C, USB OTG On-The-GoUSB 2.0 Type-C reversible connector
Audio output3.5mm jack3.5mm jack
TV outputUSB Type-C (reversible)Not supported
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedNot supported
Infrared portSupportedNot supported

🧭 Sensors

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
SensorsAccelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Proximity sensor
Accelerometer
Ambient Light sensor
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Vibrating alertSupportedSupported

🔋 Battery

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Battery typeLi-Ion: Lithium-Ion (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity6000 mAh6000 mAh
Charger, watts18W Fast battery charging
2.5W Reverse charging USB between devices
15W Fast battery charging
Talk time autonomy56 hours (2.3 days)48 hours (2 days)
Standby672 hours (28 days)feature not registered

➕ Other features

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
Call controlVoice dialing, Voice recorder, Voice commandsVoice dialing, Voice recorder, Voice commands
MessagingSMS (T9), MMS, E-mail, Push mailSMS (T9), MMS, E-mail, Push mail
Hands-free callingSupportedSupported
Video callingSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
AntennaInternal antennaInternal antenna
Qwerty physical keyboardNot supportedNot supported
Miscellaneous- Colors: Carbon Gray, Twilight Blue, Sunrise Orange, Ocean Green
- MIUI 12
- Hi-Res audio
- 24-bit/192kHz audio
- Stereo dual speakers
- Colors: Black, Blue
- One UI 2.5, 3.1
- Stereo sound not supported
- DeX not supported

☢️ Radiation rate

Xiaomi Redmi 9T (Global 128GB/4GB)Samsung Galaxy M21s (SM-F415F/DS)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.383W/kg (head)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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