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?

9/27/2020 11:44 PM, updated: 9/28/2020 12:22 AM

Compare Samsung Galaxy A21 XNokia Lumia 830 (RM-983)08Points

Specifications Compare Models

5"
IPS

720x1280

10.1
MP

1mp

1GB
RAM

32bit Quad

2200
mAh

(Removable)

20PointsSamsung Galaxy A21 (SM-A215U)Compare Nokia Lumia 830 X

Specifications Compare Models

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!

8 Advantages Nokia Lumia 830 (RM-983)	vs	20 Advantages Samsung Galaxy A21 (SM-A215U)
+150 grams (5.25 ounces)29% Lighter	vs	193 grams (6.76 ounces)
+TFT IPS LCDAdvantage TFT IPS LCD display is brighter and more vivid	vs	TFT PLS
+294 PPI9% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	270 PPI
+BSI sensorAdvantage The BSI sensor allows the entry of more light generating photos with more detail and brightness	vs	Not supported
+Li-Ion: Lithium-Ion (Removable)Advantage Removable battery can be replaced easily	vs	LiPo: Li-Ion polymer (Non removable)
+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.	vs	Not supported
+NFCAdvantage NFC allows you to make payments by approach quickly and securely	vs	Not supported
+Gorilla Glass 3Advantage Protection against scratches on the screen lets you carry your phone with your keys	vs	Not supported
1.2Ghz 32bit Quad-Core	vs	+2.3Ghz 64bit Octa-Core168% More powerful processor, you can open your applications faster
1GB LPDDR2	vs	+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, microSDXC	vs	+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 pixels	vs	+720x1600 pixels25% Higher resolution screen
5"	vs	+6.5"30% Larger screen
(back) 10.1MP	vs	+(quad camera) 16MP + 8MP + 2MP + 2MP175% Higher resolution main camera
HDR photo only main camera	vs	+HDR photo on both camerasAdvantage The HDR technology produced photos with more detail in dark areas
1/3.4" inches	vs	+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) 1MP	vs	+(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 supported	vs	+Fingerprint sensor (rear-mounted)Advantage Sensors help you use the device
Not supported	vs	+Face unlockAdvantage Sensors help you use the device
2200 mAh	vs	+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 + A2DP	vs	+5.0 + A2DP/LEAdvantage Bluetooth 5.0 + A2DP/LE is newer and faster
MicroUSB 2.0	vs	+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 differences

Physical features	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Model	Lumia 830 (RM-983)	Galaxy A21 (SM-A215U)
Other model names	AT&T Nokia Lumia 830 4G RM-983, Nokia Tesla	Galaxy A21 SM-A215U (Sprint, T-Mobile, US Cellular, Verizon)
Country or region available	USA	USA
Brand	Nokia	Samsung
Release date	September, 2014	June, 2020
Depth	8.5 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)
Weight	150 grams (5.25 ounces)	193 grams (6.76 ounces)
Qwerty physical keyboard	Not supported	Not supported
Antenna	Internal antenna	Internal antenna
Build, materials	feature not registered	Plastic body, glass front
Protection against water and others	Not supported	Not supported
System (OS)	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Operating system	Windows Phone 8.1	Android 10
Firmware update	Windows 10 Mobile	feature not registered
Hardware	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Chipset	32bit - Qualcomm Snapdragon 400 MSM8926 (28nm)	64bit - MediaTek MT6765 Helio P35 (12nm)
CPU processor	1.2Ghz Quad-Core ARM Cortex-A7	Octa-Core, 2 processors: 2.3Ghz Quad-Core ARM Cortex-A53 1.8Ghz Quad-Core ARM Cortex-A53
GPU graphical controller	Qualcomm Adreno 305 400Mhz	PowerVR GE8320 680Mhz
RAM memory	1GB LPDDR2	3GB LPDDR3
Internal storage	16GB (14GB available)	32GB (20GB available) eMMC 5.1
External storage	Until 256GB microSD, microSDXC (dedicated slot)	Until 512GB microSD, microSDXC (dedicated slot)
Display	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Display type	TFT IPS LCD	TFT PLS
Screen size	5" inches	6.5" inches
Screen-to-body ratio	~69.9% (screen-to-body ratio)	~79.3% (screen-to-body ratio)
Display resolution	720x1280 pixels	720x1600 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	294 PPI	270 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 3	Not supported
Display features	feature not registered	60Hz
Mobile networks	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Dual-SIM	Not supported	Not supported
SIM card	1 slot (Single-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum download/upload	150/50 Mbps	150/50 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G
Frequency, bands	Expand band detailsCollapse details
GSM Mhz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	GSM 850/900/1800/1900	CDMA 800/1900, GSM 850/900/1800/1900
Primary 3G network	UMTS 850/900/1900/2100	CDMA2000 1xEV-DO UMTS 850/900/1700/1900/2100
Primary 4G network	LTE 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 network	Not supported	Not supported
Primary data network	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, LTE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE
Secondary 2G network	Not supported	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	Not supported	Not supported
Calling	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Speakerphone	Supported	Supported
Video calling	Supported	Supported
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Camera	Nokia 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 resolution	3840x2640 pixels	4608x3456 pixels
Video recording (primary)	Full HD (1920x1080) 30 fps	Full HD (1920x1080) 30 fps
Flash	LED flash	LED flash
Focal aperture	f/2.2 (aperture)	f/1.8 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	1/3.4" inches	1/3.06" inches
Pixel size	feature not registered	1µm pixel
Autofocus	Autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	feature not registered	EIS: Digital stabilization
Zoom	Only digital zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Supported	Not supported
HDR	HDR photo only main camera	HDR photo on both cameras
2ª camera	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Front camera (secondary)	1 megapixels	13 megapixels
Front camera resolution	1280x720 pixels	4128x3096 pixels
Video recording (secondary)	HD (1280x720)	Full HD (1920x1080)
Front flash	Not supported	Not supported
Focal aperture	feature not registered	f/2.0 (aperture)
Focal length	feature not registered	feature not registered
Sensor size	feature not registered	feature not registered
Pixel size	feature not registered	1.12µm pixel
Multimedia	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Radio	FM	FM
TV	Not supported	Not supported
Video formats	MP4, H.264, H.263, WMV	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+	MP3, WAV, WMA, eAAC+, FLAC
Connectivity	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
USB	MicroUSB 2.0	USB 2.0 Type-C reversible connector
TV output	Not supported	Not supported
Audio output	3.5mm jack	3.5mm jack
Bluetooth	4.0 + A2DP	5.0 + A2DP/LE
WiFi	802.11 b/g/n (2.4Ghz)	802.11 a/b/g/n/ac (2.4Ghz, 5Ghz) + MIMO
DLNA	Supported	Not supported
NFC	Supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, BeiDou	A-GPS, GeoTagging, GLONASS
Infrared port	Not supported	Not supported
Other functions	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Active noise cancellation	Supported	Supported
Vibrating alert	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Sensors	Accelerometer 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 supply	Nokia Lumia 830 (RM-983)	Samsung Galaxy A21 (SM-A215U)
Battery	Li-Ion: Lithium-Ion (Removable) BV-L4A	LiPo: Li-Ion polymer (Non removable)
Battery capacity	2200 mAh	4000 mAh
Charger, watts	Standard charging	15W Fast battery charging
Talk time autonomy	900 minutes \| 15 hours \| 0.6 day	feature not registered
Standby	31800 minutes \| 530 hours \| 22.1 days	feature not registered
Radiation rate	Nokia 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