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Asus ROG Phone 2 (128GB) vs Samsung Galaxy M21s (SM-F415F/DS)

Side by side comparison between Asus ROG Phone 2 vs Samsung Galaxy M21s phones, differences, pros, cons with full specifications. What's the better?

,
Asus ROG Phone 2 (128GB)
6.59"
AMOLED

1080x2340

48
MP

24mp

12GB
RAM

64bit Octa

6000
mAh

(Non removable)

vs
09PointsSamsung Galaxy M21s (SM-F415F/DS)Compare Asus ROG Phone 2 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? Asus ROG Phone 2 (128GB)

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!

ROG Phone 2 (128GB)17 Advantages Asus ROG Phone 2 (128GB)vsGalaxy M21s (SM-F415F/DS)9 Advantages Samsung Galaxy M21s (SM-F415F/DS)
+2.96Ghz 64bit Octa-Core32%
More powerful processor, you can open your applications faster
vs2.3Ghz 64bit Octa-Core
+12GB LPDDR4X2 times
More RAM memory. Typically more responsive and better for multitasking.
vs4GB LPDDR4X
+128GB (107GB available)118%
More internal storage for applications and files
vs64GB (49GB available)
+UFS 3.0Advantage
Fastest write and read storage.
vseMMC 5.1
+Aluminum frame, glass front/backAdvantage
More resistant material
vsPlastic body, glass front
+HDR10Advantage
The HDR10 display provides vibrant colors and more details
vsNot supported
+120Hz100%
The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
vs60Hz
+1 billion62 times
More colors on the screen is better quality images and videos
vs16 million
+6.59"3%
Larger screen
vs6.4"
+Dual-LED flashAdvantage
The Dual-LED flash helps in dark places or in low light
vsLED flash
+(4G+ LTE-A) 1200 Mbps3 times
Faster for surfing the internet and download files
vs(4G+ LTE-A) 300 Mbps
+Proximity sensorAdvantage
Sensors help you use the device
vsNot supported
+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.
vs15W
+802.11 a/b/g/n/ac/ad (2.4Ghz, 5Ghz, 60Ghz) + MIMOAdvantage
WiFi 802.11 a/b/g/n/ac/ad (2.4Ghz, 5Ghz, 60Ghz) + MIMO is newer and faster
vs802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+USB 3.1 Type-C reversible connectorAdvantage
Newer and faster USB version for transferring photos, mp3 or data.
vsUSB 2.0 Type-C reversible connector
+Gorilla Glass 6Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
Not supportedvs+Until 512GB microSD, microSDXCAdvantage
More external storage for files using memory cards
240 grams (8.4 ounces)vs+191 grams (6.69 ounces)26%
Lighter
9.78 millimeters (0.39 inches)vs+8.9 millimeters (0.35 inches)10%
Thinner
AMOLEDvs+Super AMOLEDAdvantage
Super AMOLED display is brighter and more vivid
391 PPIvs+403 PPI3%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
(dual camera) 48MP + 13MPvs+(triple camera) 64MP + 8MP + 5MP26%
Higher resolution main camera
1/2" inchesvs+1/1.72" inches16%
The larger sensor camera lets you take photos with better depth.
(front) 24MPvs+(front) 32MP34%
Higher resolution secondary camera to take pictures and selfies
Not supportedvs+FM (RDS)Advantage
The radio lets you listen to your songs and sports in general

29 Common items in both devices
1080x2340 pixels
Only digital zoom
LDAF/PDAF: laser/phase detection autofocus / PDAF: phase detection autofocus
EIS: Digital stabilization
HDR photo on both cameras
f/1.8 (aperture)
4K UHD (3840x2160)
+22 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 featuresAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
ModelROG Phone 2 (128GB)Galaxy M21s (SM-F415F/DS)
Other model namesAsus ROG Phone II ZS660KL (128GB + 12GB RAM)Galaxy M21s SM-F415F/Dual-Sim (4GB RAM)
Country or region available(Global, International)
(Global, International)
(Latin America)Brazil
(Latin America), Brazil
BrandAsusSamsung
Release dateAugust, 2019November, 2020
Depth9.78 millimeters (0.39 inches)8.9 millimeters (0.35 inches)
Size (width x height)77.6 x 170.99 millimeters (3.06 x 6.73 in)75.1 x 159.2 millimeters (2.96 x 6.27 in)
Weight240 grams (8.4 ounces)191 grams (6.69 ounces)
Qwerty physical keyboardNot supportedNot supported
AntennaInternal antennaInternal antenna
Build, materialsAluminum frame, glass front/backPlastic body, glass front
Protection against water and othersNot supportedNot supported
System (OS)Asus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Operating systemAndroid 9.0 PieAndroid 10
Firmware updateAndroid 10feature not registered
HardwareAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Chipset64bit - Qualcomm Snapdragon 855 Plus SDM855 (7nm)64bit - Samsung Exynos 9 Octa 9611 (10nm)
CPU processorOcta-Core, 3 processors:
2.96Ghz Single-Core Kryo 485
2.42Ghz 3-Cores Kryo 485
1.8Ghz Quad-Core Kryo 485
Octa-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A73
1.7Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 640 672MhzARM Mali-G72 MP3
RAM memory12GB LPDDR4X4GB LPDDR4X
Internal storage128GB (107GB available)
UFS 3.0
64GB (49GB available)
eMMC 5.1
External storageNot supportedUntil 512GB microSD, microSDXC
(dedicated slot)
DisplayAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Display typeAMOLEDSuper AMOLED
Screen size6.59" inches6.4" inches
Screen-to-body ratio~80.3% (screen-to-body ratio)~84.1% (screen-to-body ratio)
Display resolution1080x2340 pixels (19.5:9)1080x2340 pixels (19.5:9)
TouchscreenCapacitive Multitouch 10-pointsCapacitive Multitouch
Pixel density (dot pitch)391 PPI403 PPI
Colors1 billion16 million
Scratch-resistant glassGorilla Glass 6Not supported
Display features120Hz, 600 nits, HDR1060Hz, 420 nits
Mobile networksAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Dual-SIMDual-SIM Standby - Call active on one sim cardDual-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/upload1200/150 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 850/900/1900/2100UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat18 (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 28, 29, 32, 34)
TD-LTE (Bands 38, 39, 40, 41, 46)
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
CallingAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
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
CameraAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Back camera (main camera)(dual camera)
48 megapixels
13MP ultrawidef/2.411mm125º
(triple camera)
64 megapixels
8MP ultrawidef/2.2123º12mm1/4.0"1.12µm
5MP depthf/2.2
Main camera resolution8000x6000 pixels10120x6328 pixels
Video recording (primary)4K UHD (3840x2160) 60 fps4K UHD (3840x2160) 30 fps
FlashDual-LED 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
AutofocusLDAF/PDAF: laser/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
2ª cameraAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Front camera (secondary)24 megapixels32 megapixels
Front camera resolution5632x4224 pixels6528x4896 pixels
Video recording (secondary)Full HD (1920x1080)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registered26mm lens
Sensor sizefeature not registered1/2.8" inches
Pixel sizefeature not registered0.8µm pixel
MultimediaAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
RadioNot supportedFM (RDS)
TVNot supportedNot supported
Video formatsMP4, H.265, H.264, H.263, XviDMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+, FLACMP3, WAV, WMA, eAAC+, FLAC
ConnectivityAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
USBUSB 3.1 Type-C reversible connectorUSB 2.0 Type-C reversible connector
TV outputUSB Type-C (reversible)Not supported
Audio output3.5mm jack3.5mm jack
Bluetooth5.0 + A2DP/LE5.0 + A2DP/LE
WiFi802.11 a/b/g/n/ac/ad (2.4Ghz, 5Ghz, 60Ghz) + MIMO802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNANot supportedNot supported
NFCSupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSSA-GPS, GeoTagging, GLONASS, GALILEO, BeiDou
Infrared portNot supportedNot supported
Other functionsAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
Active noise cancellationSupportedSupported
Vibrating alertSupportedSupported
RingtonesPolyphonic and customizedPolyphonic and customized
Web browserHTML, XHTML, HTML5HTML, XHTML, HTML5
SensorsAccelerometer
Proximity sensor
Compass
Ambient Light sensor
Gyroscope
Hall effect
Face unlock
Fingerprint sensor (under display)
Accelerometer
Compass
Ambient Light sensor
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Black
- Front/back Gorilla glass
- 120Hz display (1ms response time)
- DCI-P3 108% display
- ROG UI
- Sony IMX586 back camera sensor
- DTS:X Ultra sound
- 24-bit/192kHz audio
- WiFi direct, hotspot
- Colors: Black, Blue
- One UI 2.5
- Stereo sound not supported
- DeX not supported
- WiFi direct, hotspot
Power supplyAsus ROG Phone 2 (128GB)Samsung Galaxy M21s (SM-F415F/DS)
BatteryLiPo: Li-Ion polymer (Non removable)LiPo: Li-Ion polymer (Non removable)
Battery capacity6000 mAh6000 mAh
Charger, watts30W (10V/3A) Fast battery charging
10W Reverse charging USB between devices
Quick Charge 4
15W Fast battery charging
Talk time autonomyfeature not registered2880 minutes | 48 hours | 2 days
Standbyfeature not registeredfeature not registered
Radiation rateAsus ROG Phone 2 (128GB)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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