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Nokia Lumia 830 (RM-983) vs Samsung Galaxy A21 (SM-A215U)

Side by side comparison between Nokia Lumia 830 vs Samsung Galaxy A21 phones, differences, pros, cons with full specifications. What's the better?

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Compare Samsung Galaxy A21 XNokia Lumia 830 (RM-983)08Points
Nokia Lumia 830 (RM-983)
5"
IPS

720x1280

10.1
MP

1mp

1GB
RAM

32bit Quad

2200
mAh

(Removable)

vs
20PointsSamsung Galaxy A21 (SM-A215U)Compare Nokia Lumia 830 X
Samsung Galaxy A21 (SM-A215U)
6.5"
PLS

720x1600

16
MP

13mp

3GB
RAM

64bit Octa

4000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A21 (SM-A215U)

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!

Lumia 830 (RM-983)8 Advantages Nokia Lumia 830 (RM-983)vsGalaxy A21 (SM-A215U)20 Advantages Samsung Galaxy A21 (SM-A215U)
+150 grams (5.25 ounces)29%
Lighter
vs193 grams (6.76 ounces)
+TFT IPS LCDAdvantage
TFT IPS LCD display is brighter and more vivid
vsTFT PLS
+294 PPI9%
Crisper display of text, images and videos because it has more pixels per inch (ppi)
vs270 PPI
+BSI sensorAdvantage
The BSI sensor allows the entry of more light generating photos with more detail and brightness
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
+NFCAdvantage
NFC allows you to make payments by approach quickly and securely
vsNot supported
+Gorilla Glass 3Advantage
Protection against scratches on the screen lets you carry your phone with your keys
vsNot supported
1.2Ghz 32bit Quad-Corevs+2.3Ghz 64bit Octa-Core168%
More powerful processor, you can open your applications faster
1GB LPDDR2vs+3GB LPDDR32 times
More RAM memory. Typically more responsive and better for multitasking.
16GB (14GB available)vs+32GB (20GB available)43%
More internal storage for applications and files
Until 256GB microSD, microSDXCvs+Until 512GB microSD, microSDXC100%
More external storage for files using memory cards
8.5 millimeters (0.33 inches)vs+8.1 millimeters (0.32 inches)5%
Thinner
720x1280 pixelsvs+720x1600 pixels25%
Higher resolution screen
5"vs+6.5"30%
Larger screen
(back) 10.1MPvs+(quad camera) 16MP + 8MP + 2MP + 2MP175%
Higher resolution main camera
HDR photo only main cameravs+HDR photo on both camerasAdvantage
The HDR technology produced photos with more detail in dark areas
1/3.4" inchesvs+1/3.06" inches11%
The larger sensor camera lets you take photos with better depth.
f/2.2 (aperture)vs+f/1.8 (aperture)22%
Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(front) 1MPvs+(front) 13MP13 times
Higher resolution secondary camera to take pictures and selfies
(front) HD (1280x720)vs+(front) Full HD (1920x1080)125%
More image quality for recording videos with the secondary camera
700000 apps (Marketplace)vs+2500000 apps (Google Play Store)3 times
More apps available to download and use
Not supportedvs+Fingerprint sensor (rear-mounted)Advantage
Sensors help you use the device
Not supportedvs+Face unlockAdvantage
Sensors help you use the device
2200 mAhvs+4000 mAh82%
Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
802.11 b/g/n (2.4Ghz)vs+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
4.0 + A2DPvs+5.0 + A2DP/LEAdvantage
Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0vs+Type-CAdvantage
Reversible connector, you can stick in a USB-C cable any which way; either side is up.

23 Common items in both devices
16 million
LED flash
Only digital zoom
Autofocus / PDAF: phase detection autofocus
Full HD (1920x1080)
4G LTE
150 Mbps
+16 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 featuresNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
ModelLumia 830 (RM-983)Galaxy A21 (SM-A215U)
Other model namesAT&T Nokia Lumia 830 4G RM-983, Nokia TeslaGalaxy A21 SM-A215U (Sprint, T-Mobile, US Cellular, Verizon)
Country or region availableUSA
USA
USA
USA
BrandNokiaSamsung
Release dateSeptember, 2014June, 2020
Depth8.5 millimeters (0.33 inches)8.1 millimeters (0.32 inches)
Size (width x height)70.7 x 139.4 millimeters (2.78 x 5.49 in)76.7 x 167.8 millimeters (3.02 x 6.61 in)
Weight150 grams (5.25 ounces)193 grams (6.76 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)Nokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
Operating systemWindows Phone 8.1Android 10
Firmware updateWindows 10 Mobilefeature not registered
HardwareNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
Chipset32bit - Qualcomm Snapdragon 400 MSM8926 (28nm)64bit - MediaTek MT6765 Helio P35 (12nm)
CPU processor1.2Ghz Quad-Core ARM Cortex-A7Octa-Core, 2 processors:
2.3Ghz Quad-Core ARM Cortex-A53
1.8Ghz Quad-Core ARM Cortex-A53
GPU graphical controllerQualcomm Adreno 305 400MhzPowerVR GE8320 680Mhz
RAM memory1GB LPDDR23GB LPDDR3
Internal storage16GB (14GB available)32GB (20GB available)
eMMC 5.1
External storageUntil 256GB microSD, microSDXC
(dedicated slot)
Until 512GB microSD, microSDXC
(dedicated slot)
DisplayNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
Display typeTFT IPS LCDTFT PLS
Screen size5" inches6.5" inches
Screen-to-body ratio~69.9% (screen-to-body ratio)~79.3% (screen-to-body ratio)
Display resolution720x1280 pixels720x1600 pixels (20:9)
TouchscreenCapacitive MultitouchCapacitive Multitouch
Pixel density (dot pitch)294 PPI270 PPI
Colors16 million16 million
Scratch-resistant glassGorilla Glass 3Not supported
Display featuresfeature not registered60Hz
Mobile networksNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
Dual-SIMNot supportedNot supported
SIM card1 slot (Single-SIM)
nano-SIM (4FF)
1 slot (Single-SIM)
nano-SIM (4FF)
Maximum download/upload150/50 Mbps150/50 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 850/900/1800/1900CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G networkUMTS 850/900/1900/2100CDMA2000 1xEV-DO
UMTS 850/900/1700/1900/2100
Primary 4G networkLTE Cat4 700/850/1700/1900 (Bands 2,4,5,17)LTE Cat4 (1, 2, 3, 5, 7, 8, 20, 28)
TD-LTE (38, 40, 41)
VoLTE
Primary 5G networkNot supportedNot supported
Primary data networkGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTEGPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G networkNot supportedNot supported
Secondary 3G networkNot supportedNot supported
Secondary 4G networkNot supportedNot supported
Secondary data networkNot supportedNot supported
CallingNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
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
CameraNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
Back camera (main camera)10.1 megapixels(quad camera)
16 megapixels
8MP ultrawidef/2.21/4.0"1.12µm
2MP macrof/2.4
2MP depthf/2.4
Main camera resolution3840x2640 pixels4608x3456 pixels
Video recording (primary)Full HD (1920x1080) 30 fpsFull HD (1920x1080) 30 fps
FlashLED flashLED flash
Focal aperturef/2.2 (aperture)f/1.8 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor size1/3.4" inches1/3.06" inches
Pixel sizefeature not registered1µm pixel
AutofocusAutofocusPDAF: phase detection autofocus
Touch focusSupportedSupported
Image stabilizationfeature not registeredEIS: Digital stabilization
ZoomOnly digital zoomOnly digital zoom
Face/smile detectionFace detection, Smile detectionFace detection, Smile detection
BSI sensorSupportedNot supported
HDRHDR photo only main cameraHDR photo on both cameras
2ª cameraNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
Front camera (secondary)1 megapixels13 megapixels
Front camera resolution1280x720 pixels4128x3096 pixels
Video recording (secondary)HD (1280x720)Full HD (1920x1080)
Front flashNot supportedNot supported
Focal aperturefeature not registeredf/2.0 (aperture)
Focal lengthfeature not registeredfeature not registered
Sensor sizefeature not registeredfeature not registered
Pixel sizefeature not registered1.12µm pixel
MultimediaNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
RadioFMFM
TVNot supportedNot supported
Video formatsMP4, H.264, H.263, WMVMP4, H.265, H.264, H.263, XviD, MKV
Audio formatsMP3, WAV, WMA, eAAC+MP3, WAV, WMA, eAAC+, FLAC
ConnectivityNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
USBMicroUSB 2.0USB 2.0 Type-C reversible connector
TV outputNot supportedNot supported
Audio output3.5mm jack3.5mm jack
Bluetooth4.0 + A2DP5.0 + A2DP/LE
WiFi802.11 b/g/n (2.4Ghz)802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNASupportedNot supported
NFCSupportedNot supported
GPSA-GPS, GeoTagging, GLONASS, BeiDouA-GPS, GeoTagging, GLONASS
Infrared portNot supportedNot supported
Other functionsNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
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
Gyroscope
Face unlock
Fingerprint sensor (rear-mounted)
Other features- Colors: Black, Orange, Green, White
- Lumia Denim UI
- Nokia ClearBlack Display
- Dolby Digital Plus sound enhancement
- Carl Zeiss optics
- 15GB OneDrive
- Qi wireless charging
- WiFi hotspot
- Colors: Black
- One UI 2.0
- WiFi direct, hotspot
Power supplyNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
BatteryLi-Ion: Lithium-Ion (Removable)
BV-L4A
LiPo: Li-Ion polymer (Non removable)
Battery capacity2200 mAh4000 mAh
Charger, watts Standard charging15W Fast battery charging
Talk time autonomy900 minutes | 15 hours | 0.6 dayfeature not registered
Standby31800 minutes | 530 hours | 22.1 daysfeature not registered
Radiation rateNokia Lumia 830 (RM-983)Samsung Galaxy A21 (SM-A215U)
SAR 1.6W/kg (USA, Mexico, etc.)0.87W/kg (head) | 0.83W/kg (body)0.6W/kg (head) | 1.27W/kg (body)
SAR 2W/kg (Europe, UK, etc.)0.46W/kg (head) | 0.59W/kg (body)feature not registered
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