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Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) vs Xiaomi Redmi Note 9 Pro (64GB)

Side by side comparison between Samsung Galaxy A21s vs Xiaomi Redmi Note 9 Pro phones, differences, pros, cons and full specifications. What's the better?

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Compare Xiaomi Redmi Note 9 Pro X Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) 02Points
6.5"
PLS

720x1600

48
MP

13mp

4GB
RAM

Octa-core

5000
mAh

(Non removable)

vs
19Points Xiaomi Redmi Note 9 Pro (64GB) Compare Samsung Galaxy A21s X
6.67"
IPS

1080x2400

64
MP

16mp

6GB
RAM

Octa-core

5020
mAh

(Non removable)

What's the better phone? Xiaomi Redmi Note 9 Pro (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!

Galaxy A21s (SM-A217F/DS 64GB/4GB)} 2 Advantages Samsung Galaxy A21s (SM-A217F/DS 64GB/4GB) vs Redmi Note 9 Pro (64GB)} 19 Advantages Xiaomi Redmi Note 9 Pro (64GB)
+192 grams (6.72 ounces)9%
Lighter
vs209 grams (7.32 ounces)
+Android 12Advantage
Android 12 is newer and safer
vsAndroid 11
2GHz 64bit Octa-core (8nm)vs+2.3GHz 64bit Octa-core (8nm)16%
More powerful processor, you can open your applications faster
4GB LPDDR4Xvs+6GB LPDDR4X50%
More RAM memory. Typically more responsive and better for multitasking.
eMMC 5.1vs+UFS 2.1Advantage
Fastest write and read storage.
8.9 millimeters (0.35 inches)vs+8.8 millimeters (0.35 inches)1%
Thinner
TFT PLSvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
720x1600 pixelsvs+1080x2400 pixels125%
Higher resolution screen
270 PPIvs+395 PPI46%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.5"vs+6.67"3%
Larger screen
(quad camera) 48MP + 8MP + 2MP + 2MPvs+(quad camera) 64MP + 8MP + 5MP + 2MP32%
Higher resolution main camera
1/2" inchesvs+1/1.72" inches16%
The larger sensor camera lets you take photos with better depth.
f/2.0 (aperture)vs+f/1.9 (aperture)5%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 13MPvs+(front) 16MP25%
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
(4G LTE-A) 300 Mbpsvs+(4G LTE-A) 800 Mbps167%
Faster for surfing the internet and download files
Virtual ambient light sensorvs+Ambient light sensorAdvantage
Sensors help you use the device
5000 mAhvs+5020 mAh1%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
15Wvs+30W100%
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.
Not supportedvs+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys

30 Common items in both devices
64GB (48GB available) / 64GB (50GB available)
Until 512GB microSD, microSDXC
Plastic body, glass front / Plastic body, glass front/back
60Hz
16 million
LED flash
Only digital zoom
+23 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 Clear highlight

📱 Model features

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
ModelGalaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
Other model namesGalaxy A21s SM-A217F/Dual-Sim (64GB + 4GB RAM)Xiaomi Note 9 Pro (M2003J6B2G Global version) 6GB RAM
Country or region available(Global, International)AngolaSaudi ArabiaEgyptIndiaMoroccoMozambiquePakistan
(Global, International), Angola, Saudi Arabia, Egypt, India, Morocco, Mozambique, Pakistan
(Global, International)
(Global, International)
BrandSamsungXiaomi
Release date6/2/2020, Announced: 5/15/20205/5/2020, Announced: 4/30/2020
Depth8.9 millimeters (0.35 inches)8.8 millimeters (0.35 inches)
Size (width x height)75.3 x 163.7 millimeters (2.96 x 6.44 in)76.68 x 165.75 millimeters (3.02 x 6.53 in)
Weight192 grams (6.72 ounces)209 grams (7.32 ounces)
Build, materialsPlastic body, glass frontPlastic body, glass front/back
Protection against water and othersNot supportedNot supported

📲 Display

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
Display typeTFT PLSTFT IPS LCD
Screen size6.5" inches6.67" inches
Screen-to-body ratio~82.8% (screen-to-body ratio)~84.5% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)270 PPI395 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Refresh rate60Hz60Hz
Display featuresNot supported450nits[typ]

🤖 Operating System

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
System versionAndroid 10Android 10
Firmware updateAndroid 12Android 11
User InterfaceOne UI 2.0 / 3.1 / 4.1MIUI 11 / 12

⚙️ Processor

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
Chipset64bit: Samsung Exynos 850 (8nm)64bit: Qualcomm Snapdragon 720G (SM7125) (8nm)
CPUOcta-core, 1 processor:
8x 2GHz ARM Cortex-A55 (Octa-core)
Octa-core, 2 processors:
2x 2.3GHz Kryo 465 Gold (Dual-core)
6x 1.8GHz Kryo 465 Silver (Hexa-core)
GPU graphical controllerARM Mali-G52 MP1Qualcomm Adreno 618 (750MHz)
Performance (benchmark)AnTuTu: 124232 (v8)AnTuTu: 279625 (v8)
Geekbench: 1785 (v5.1)
GFXBench: 15fps (ES 3.1 onscreen)

💽 Memory and storage

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
RAM memory4GB LPDDR4X6GB LPDDR4X
Internal storage64GB (48GB available)
eMMC 5.1
64GB (50GB available)
UFS 2.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)

📶 Mobile networks

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
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 / Upload300/150 Mbps800/150 Mbps
Network technology2G, 3G, 4G2G, 3G, 4G
Frequency, bands Expand band details Collapse 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 networkLTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
LTE Cat15/13 (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+, 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 networkUMTS 850/900/1900/2100UMTS 850/900/1700/1900/2100
Secondary 4G networkLTE Cat7/13 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
LTE Cat15/13 (1, 2, 3, 4, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Secondary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-AGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A

📷 Camera

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
Back camera (main camera)(quad camera)
48 megapixels
8MP ultrawide f/2.21/4"1.12µm123°
2MP macro f/2.4
2MP depth f/2.4
(quad camera)
64 megapixels
8MP ultrawide f/2.213mm1/4"1.12µm119°
5MP macro f/2.41/5"1.12µmAF
2MP depth f/2.4
Main camera resolution8000x6000 pixels10120x6328 pixels
Video recording (primary)Full HD (1920x1080) 30 fps4K UHD (3840x2160) 30 fps
FlashLED flashLED flash
Focal aperturef/2.0 (aperture)f/1.9 (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 supportedSupported
HDRHDR photo on both camerasHDR photo on both cameras
Camera extrasfeature not registered4K@30fps
1080p@30/60fps
1080p@120fps (slow motion)
720p@960fps (slow motion)

📸 Front camera

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
Front camera (secondary)13 megapixels16 megapixels
Front camera resolution4128x3096 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.2 (aperture)f/2.5 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.1" inches1/3.06" inches
Pixel size1.12µm pixel1µm pixel

🔉 Sound and multimedia

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
LoudspeakerMono sound (not stereo)Mono sound (not stereo)
Active noise cancellation2 microphones or more2 microphones or more
RadioFMFM
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

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
Audio output3.5mm jack3.5mm jack
TV outputNot supportedUSB Type-C (reversible)
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO
WiFi Direct, hotspot
DLNANot supportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDouA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
NFCNot supportedSupported
Infrared portNot supportedSupported

🧭 Sensors

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
SensorsAccelerometer
Compass
Face unlock
Fingerprint sensor (rear-mounted)
Gyroscope
Proximity sensor
Virtual ambient light sensor
Accelerometer
Ambient light sensor
Compass
Face unlock
Fingerprint sensor (side-mounted)
Gyroscope
Proximity sensor
Vibrating alertSupportedSupported

🔋 Battery

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
Battery typeLiPo: li-ion polymer (Non removable)LiPo: li-ion polymer (Non removable)
Battery capacity5000 mAh5020 mAh
Charger, watts15W (9V/1.67A) Wired fast charging30W Wired fast charging
Inductive / wireless chargingNot supportedNot supported
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered

➕ Other features

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
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: Black, White, Blue, Red• Colors: Tropical Green, Glacier White, Interstellar Gray
• 33W charger (30W phone support)

☢️ Radiation rate

Galaxy A21s (SM-A217F/DS 64GB/4GB)Redmi Note 9 Pro (64GB)
SAR 1.6W/kg (USA, Mexico, etc.)feature not registered0.87W/kg (head), 0.71W/kg (body)
SAR 2W/kg (Europe, UK, etc.)0.422W/kg (head), 1.544W/kg (body)0.66W/kg (head), 1.02W/kg (body)
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