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Samsung Galaxy A21 (SM-A215U1) vs Realme 6 Pro (128GB/8GB)

Side by side comparison between Samsung Galaxy A21 vs Realme 6 Pro phones, differences, pros, cons with full specifications. What's the better?

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Compare Realme 6 Pro XSamsung Galaxy A21 (SM-A215U1)02Points
Samsung Galaxy A21 (SM-A215U1)
6.5"
PLS

720x1600

16
MP

13mp

3GB
RAM

64bit Octa

4000
mAh

(Non removable)

vs
23PointsRealme 6 Pro (128GB/8GB)Compare Samsung Galaxy A21 X
Realme 6 Pro (128GB/8GB)
6.6"
IPS

1080x2400

64
MP

16mp

8GB
RAM

64bit Octa

4300
mAh

(Non removable)

What's the better phone? Realme 6 Pro (128GB/8GB)

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 A21 (SM-A215U1)2 Advantages Samsung Galaxy A21 (SM-A215U1)vs6 Pro (128GB/8GB)23 Advantages Realme 6 Pro (128GB/8GB)
+193 grams (6.76 ounces)5%
Lighter
vs202 grams (7.07 ounces)
+8.1 millimeters (0.32 inches)10%
Thinner
vs8.9 millimeters (0.35 inches)
2.3Ghz 64bit Octa-Corevs+2.3Ghz 64bit Octa-Core16%
More powerful processor, you can open your applications faster
3GB LPDDR3vs+8GB LPDDR4X167%
More RAM memory. Typically more responsive and better for multitasking.
32GB (20GB available)vs+128GB (108GB available)4 times
More internal storage for applications and files
eMMC 5.1vs+UFS 2.1Advantage
Fastest write and read storage.
Until 512GB microSD, microSDXCvs+Until 1TB microSD, microSDXC100%
More external storage for files using memory cards
TFT PLSvs+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
60Hzvs+90Hz50%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
720x1600 pixelsvs+1080x2400 pixels125%
Higher resolution screen
270 PPIvs+399 PPI48%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.5"vs+6.6"2%
Larger screen
(quad camera) 16MP + 8MP + 2MP + 2MPvs+(quad camera) 64MP + 12MP + 8MP + 2MP2 times
Higher resolution main camera
Only digital zoomvs+Digital and optical zoomAdvantage
The zoom allows for better focus and approach to take pictures
1/3.06" inchesvs+1/1.72" inches78%
The larger sensor camera lets you take photos with better depth.
(front) 13MPvs+(dual front camera) 16MP + 8MP87%
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) 150 Mbpsvs+(4G+ LTE-A) 300 Mbps100%
Faster for surfing the internet and download files
4000 mAhvs+4300 mAh8%
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.
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
Not supportedvs+DLNAAdvantage
With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
5.0 + A2DP/LEvs+5.1 + A2DP/LEAdvantage
Bluetooth 5.1 + A2DP/LE is newer and faster
Not supportedvs+Gorilla Glass 5Advantage
Protection against scratches on the screen lets you carry your phone with your keys
Not supportedvs+Water repellent nano-coating (don't immerse)Advantage
Protection against water allows you talk to your friends in the rain, for example

31 Common items in both devices
Plastic body, glass front / Plastic body, glass front/back
16 million
LED flash
PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo on both cameras
f/1.8 (aperture)
+24 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 A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
ModelGalaxy A21 (SM-A215U1)6 Pro (128GB/8GB)
Other model namesGalaxy A21 SM-A215UZKAXAA (USA Unlocked)Realme 6 Pro (128GB + 8GB RAM) RMX2061
Country or region availableUSA
USA
(Global, International)
(Global, International)
BrandSamsungRealme
Release dateJune, 2020March, 2020
Depth8.1 millimeters (0.32 inches)8.9 millimeters (0.35 inches)
Size (width x height)76.7 x 167.8 millimeters (3.02 x 6.61 in)75.8 x 163.8 millimeters (2.98 x 6.45 in)
Weight193 grams (6.76 ounces)202 grams (7.07 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsPlastic body, glass frontPlastic body, glass front/back
Protection against water and othersNot supportedWater repellent nano-coating (don't immerse)
System (OS)Samsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Operating systemAndroid 10Android 10
Firmware updatefeature not registeredfeature not registered
HardwareSamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Chipset64bit - MediaTek MT6765 Helio P35 (12nm)64bit - Qualcomm Snapdragon 720G SM7125 (8nm)
CPU processorOcta-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A53
1.8Ghz Quad-Core ARM Cortex-A53
Octa-Core, 2 processors:
2.3Ghz Dual-Core Kryo 465 Gold
1.8Ghz Hexa-Core Kryo 465 Silver
GPU graphical controllerPowerVR GE8320 680MhzQualcomm Adreno 618
RAM memory3GB LPDDR38GB LPDDR4X
Internal storage32GB (20GB available)
eMMC 5.1
128GB (108GB available)
UFS 2.1
External storageUntil 512GB microSD, microSDXC
(dedicated slot)
Until 1TB microSD, microSDXC
(dedicated slot)
DisplaySamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Display typeTFT PLSTFT IPS LCD
Screen size6.5" inches6.6" inches
Screen-to-body ratio~79.3% (screen-to-body ratio)~84.7% (screen-to-body ratio)
Display resolution720x1600 pixels (20:9)1080x2400 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)270 PPI399 PPI
Colors16 million16 million
Scratch-resistant glassNot supportedGorilla Glass 5
Display features60Hz90Hz, 480 nits
Mobile networksSamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Dual-SIMNot supportedDual-SIM Standby - Call active on one sim card
(dedicated slot)
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
2 slots (Dual-SIM)
nano-SIM (4FF)
Maximum download/upload150/50 Mbps300/150 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 networkCDMA 800/1900, GSM 850/900/1800/1900GSM 850/900/1800/1900
Primary 3G networkCDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
UMTS 850/900/2100
Primary 4G networkLTE Cat4 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 25, 26, 28, 66, 71)
TD-LTE (38, 39, 40, 41)
VoLTE
LTE Cat6 (1, 3, 5, 8)
TD-LTE (38, 40, 41)
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTEGPRS, 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 A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
MessagingSMS (T9), 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 A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Back camera (main camera)(quad camera)
16 megapixels
8MP ultrawidef/2.21/4.0"1.12µm
2MP macrof/2.4
2MP depthf/2.4
(quad camera)
64 megapixels
12MP telephotof/2.554mm1/3.4"1.0µmPDAF2x-optical-zoom
8MP ultrawidef/2.313mm1/4.0"1.12µm
2MP macrof/2.422mm1/5.0"1.75µm
Main camera resolution4608x3456 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 lengthfeature not registered26mm lens
Sensor size1/3.06" inches1/1.72" inches
Pixel size1µm pixel0.8µm pixel
AutofocusPDAF: phase detection autofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationEIS: Digital stabilizationEIS: Digital stabilization
ZoomOnly digital zoomDigital and optical zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorNot supportedNot supported
HDRHDR photo on both camerasHDR photo on both cameras
2ª cameraSamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Front camera (secondary)13 megapixels(dual front camera)
16 megapixels
8MP ultrawidef/2.21/4.0"17mm1.12µm
Front camera resolution4128x3096 pixels4608x3456 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturef/2.0 (aperture)f/2.1 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/3.1" inches
Pixel size1.12µm pixel1µm pixel
MultimediaSamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
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
ConnectivitySamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
USBUSB 2.0 Type-C reversible connectorUSB 2.0 Type-C, USB OTG On-The-Go
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.1 + A2DP/LE
WiFi802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedSupported
NFCSupportedSupported
GPSA-GPS, GeoTagging, GLONASSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, NavIC
Infrared portNot supportedNot supported
Other functionsSamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Accelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (side-mounted)
Other features- Colors: Black
- One UI 2.0
- WiFi direct, hotspot
- Colors: Lightning Blue, Lightning Orange
- Realme UI
- Dolby Atmos
- 24-bit/192kHz audio
- WiFi direct, hotspot
Power supplySamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity4000 mAh4300 mAh
Charger, watts15W Fast battery charging30W (5V/6A) Fast battery charging
VOOC 4.0
Talk time autonomyfeature not registeredfeature not registered
Standbyfeature not registeredfeature not registered
Radiation rateSamsung Galaxy A21 (SM-A215U1)Realme 6 Pro (128GB/8GB)
SAR 1.6W/kg (USA, Mexico, etc.)0.6W/kg (head) | 1.27W/kg (body)1.19W/kg (head) | 0.92W/kg (body)
SAR 2W/kg (Europe, UK, etc.)feature not registeredfeature not registered
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