Xiaomi Redmi K20 (128GB) vs Samsung Galaxy A73 (SM-A736B 128GB/6GB)

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Side by side comparison between Xiaomi Redmi K20 vs Samsung Galaxy A73 phones, differences, pros, cons and full specifications. What's the better?

7/19/2022 11:47 AM, updated: 11/23/2022 3:46 PM

Compare Samsung Galaxy A73 X Xiaomi Redmi K20 (128GB) 07Points

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

20Points Samsung Galaxy A73 (SM-A736B 128GB/6GB) Compare Xiaomi Redmi K20 X

Specifications Compare Models Pictures

6.7"
AMOLED

1080x2400

108
MP

32mp

6GB
RAM

Octa-core

5000
mAh

(Non removable)

What's the better phone? Samsung Galaxy A73 (SM-A736B 128GB/6GB)

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!

7 Advantages Xiaomi Redmi K20 (128GB)	vs	20 Advantages Samsung Galaxy A73 (SM-A736B 128GB/6GB)
+Aluminum frame, glass front/backAdvantage More resistant material	vs	Plastic body, glass front
+403 PPI3% Crisper display of text, images and videos because it has more pixels per inch (ppi)	vs	393 PPI
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+Digital and optical zoomAdvantage The zoom allows for better focus and approach to take pictures	vs	Only digital zoom
+2 slots (Dual-SIM)Advantage You can have more mobile carriers/operators on the same device.	vs	1 slot (Single-SIM) (hybrid slot/shares the same microSD slot)
+3.5mm jackAdvantage Headsets with 3.5mm Jack size are more common and easy to find in stores	vs	Type-C reversible connector
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2.2GHz 64bit Octa-core (8nm)	vs	+2.4GHz 64bit Octa-core (6nm)14% More powerful processor, you can open your applications faster
UFS 2.1	vs	+UFS 2.2Advantage Fastest write and read storage.
Not supported	vs	+Until 1TB microSD, microSDXCAdvantage More external storage for files using memory cards
191 grams (6.69 ounces)	vs	+181 grams (6.34 ounces)6% Lighter
8.8 millimeters (0.35 inches)	vs	+7.6 millimeters (0.3 inches)16% Thinner
AMOLED	vs	+Super AMOLED PlusAdvantage Super AMOLED Plus display is brighter and more vivid
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
1080x2340 pixels	vs	+1080x2400 pixels3% Higher resolution screen
6.39"	vs	+6.7"5% Larger screen
(triple camera) 48MP + 8MP + 13MP	vs	+(quad camera) 108MP + 12MP + 5MP + 5MP88% Higher resolution main camera
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
(front) 20MP	vs	+(front) 32MP61% Higher resolution secondary camera to take pictures and selfies
(front) Full HD (1920x1080)	vs	+(front) 4K UHD (3840x2160)3 times More image quality for recording videos with the secondary camera
Android 10	vs	+Android 13Advantage Android 13 is newer and safer
4G LTE-A	vs	+5G SA/NSAAdvantage The 5G SA/NSA network is newer and faster
(4G LTE-A) 800 Mbps	vs	+(5G SA/NSA) 2000 Mbps150% Faster for surfing the internet and download files
4000 mAh	vs	+5000 mAh25% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18W	vs	+25W39% 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.
802.11 a/b/g/n/ac [wifi5]	vs	+802.11 a/b/g/n/ac/ax [wifi6]Advantage WiFi 802.11 a/b/g/n/ac/ax [wifi6] is newer and faster
Not supported	vs	+IP67 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

24 Common items in both devices

6GB LPDDR4X

128GB (109GB available) / 128GB (100GB available)

HDR10

16 million

PDAF: phase detection autofocus

HDR photo on both cameras

f/1.8 (aperture)

+17 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

📱 Model features
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Change model		Choose the model
Model	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Other model names	Xiaomi Redmi K20 M1903F10A, M1903F10C, MZB7754IN, MZB7755IN	Galaxy A73 5G SM-A736B Single-SIM
Country or region available	China, India	Australia, New Zealand
Brand	Xiaomi	Samsung
Release date	6/1/2019	4/22/2022, Announced: 3/17/2022
Depth	8.8 millimeters (0.35 inches)	7.6 millimeters (0.3 inches)
Size (width x height)	74.3 x 156.7 millimeters (2.93 x 6.17 in)	76.1 x 163.7 millimeters (3 x 6.44 in)
Weight	191 grams (6.69 ounces)	181 grams (6.34 ounces)
Build, materials	Aluminum frame, glass front/back	Plastic body, glass front
Protection against water and others	Not supported	IP67 certified: dust proof and waterproof over 1 meter and 30min
📲 Display
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Display type	AMOLED	Super AMOLED Plus
Screen size	6.39" inches	6.7" inches
Screen-to-body ratio	~86.1% (screen-to-body ratio)	~87% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1080x2400 pixels (20:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch
Pixel density (dot pitch)	403 PPI	393 PPI
Colors	16 million	16 million
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass 5
Refresh rate	60Hz	120Hz
Display features	600nits[typ] HDR10	800nits[typ] HDR10 Always-On Display
🤖 Operating System
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
System version	Android 9.0 Pie	Android 12
Firmware update	Android 10	Android 13
User Interface	feature not registered	One UI 4.1 / 5.0
⚙️ Processor
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Chipset	64bit: Qualcomm Snapdragon 730 (SM7150-AA) (8nm)	64bit: Qualcomm Snapdragon 778G (SM7325) (6nm)
CPU	Octa-core, 2 processors: 2x 2.2GHz Kryo 470 Gold (Dual-core) 6x 1.8GHz Kryo 470 Silver (Hexa-core)	Octa-core, 3 processors: 1x 2.4GHz ARM Cortex-A78 (Single-core) 3x 2.2GHz ARM Cortex-A78 (Triple-core) 4x 1.8GHz ARM Cortex-A55 (Quad-core)
GPU graphical controller	Qualcomm Adreno 618 (610MHz)	Qualcomm Adreno 642L (550MHz)
Performance (benchmark)	feature not registered	AnTuTu: 490043 (v9) Geekbench: 2878 (v5.4)
💽 Memory and storage
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
RAM memory	6GB LPDDR4X	6GB LPDDR4X
Internal storage	128GB (109GB available) UFS 2.1	128GB (100GB available) UFS 2.2
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Not supported
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	1 slot (Single-SIM) nano-SIM (4FF)
Maximum Download / Upload	800/150 Mbps	2000/1024 Mbps
Network technology	2G, 3G, 4G	2G, 3G, 4G, 5G
Frequency, bands	Expand band details Collapse details
GSM MHz band	Quad-Band 850/900/1800/1900	Quad-Band 850/900/1800/1900
Primary 2G network	CDMA 800 (China), GSM 850/900/1800/1900	GSM 850/900/1800/1900
Primary 3G network	MZB7754IN, MZB7755IN, MZB7756IN version: UMTS 850/900/1900/2100 M1903F10A, M1903F10C, M1903F10T version: CDMA2000 1xEV-DO TD-SCDMA 1900/2000 UMTS 850/900/1900/2100	UMTS 850/900/1700/1900/2100
Primary 4G network	LTE Cat15/13 VoLTE MZB7754IN, MZB7755IN, MZB7756IN version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 38, 40, 41) M1903F10A, M1903F10C, M1903F10T version: LTE (Bands 1, 3, 5, 7, 8) TD-LTE (Bands 34, 38, 39, 40, 41)	LTE Cat16 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 20, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE
Primary 5G network	Not supported	SA/NSA (1, 3, 5, 7, 28, 40, 41, 66, 78)
Primary data network	GPRS, EDGE, CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, TD-SCDMA, UMTS, TD-HSDPA, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
Secondary 2G network	GSM 850/900/1800/1900	Not supported
Secondary 3G network	Not supported	Not supported
Secondary 4G network	Not supported	Not supported
Secondary data network	GPRS, EDGE	Not supported
📷 Camera
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Back camera (main camera)	(triple camera) 48 megapixels 8MP telephoto f/2.453mm1/4"1.12µmPDAF2x-optical-zoom 13MP ultrawide f/2.412mm1/3"1.12µm	(quad camera) 108 megapixels 12MP ultrawide f/2.2 5MP macro f/2.4 5MP depth f/2.4
Main camera resolution	8000x6000 pixels	12000x9000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 30 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.8 (aperture)
Focal length	26mm lens	feature not registered
Sensor size	1/2" inches	feature not registered
Pixel size	0.8µm pixel	feature not registered
Autofocus	PDAF: phase detection autofocus	PDAF: phase detection autofocus
Touch focus	Supported	Supported
Image stabilization	EIS: Digital stabilization	OIS: Optical stabilization
Zoom	Digital and optical zoom	Only digital zoom
Face/smile detection	Face detection, Smile detection	Face detection, Smile detection
BSI sensor	Not supported	Supported
HDR	HDR photo on both cameras	HDR photo on both cameras
Camera extras	feature not registered	1080p@60fps
📸 Front camera
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Front camera (secondary)	20 megapixels *Motorized pop-up camera (slider)	32 megapixels
Front camera resolution	5184x3840 pixels	6528x4896 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.2 (aperture)
Focal length	feature not registered	26mm lens
Sensor size	feature not registered	1/2.8" inches
Pixel size	0.8µm pixel	0.8µm pixel
🔉 Sound and multimedia
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Loudspeaker	Supported	Stereo sound Dolby Atmos
Active noise cancellation	2 microphones or more	2 microphones or more
Radio	FM	Not supported
TV	Not supported	Not supported
Video formats	MP4, H.265, H.264, H.263, XviD	MP4, H.265, H.264, H.263, XviD, MKV
Audio formats	MP3, WAV, WMA, eAAC+, FLAC	MP3, WAV, WMA, eAAC+, FLAC
🔌 Connectivity
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 2.0 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	Type-C reversible connector
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.0 + A2DP/LE
WiFi	802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot	802.11 a/b/g/n/ac/ax [wifi6] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot
DLNA	Not supported	Not supported
GPS	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou	A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS
NFC	Supported	Supported
Infrared port	Not supported	Not supported
🧭 Sensors
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	5000 mAh
Charger, watts	18W (9V/2A) Wired fast charging	25W Wired fast charging
Inductive / wireless charging	feature not registered	Not supported
Talk time autonomy	feature not registered	45 hours (1.9 days)
Standby	feature not registered	feature not registered
➕ Other features
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
Call control	Voice dialing, Voice recorder, Voice commands	Voice dialing, Voice recorder, Voice commands
Messaging	SMS (T9), MMS, E-mail, Push mail	SMS (T9), MMS, E-mail, Push mail
Hands-free calling	Supported	Supported
Video calling	Supported	Supported
Ringtones	Polyphonic and customized	Polyphonic and customized
Web browser	HTML, XHTML, HTML5	HTML, XHTML, HTML5
Antenna	Internal antenna	Internal antenna
Qwerty physical keyboard	Not supported	Not supported
Miscellaneous	• Colors: Carbon black, Flame red, Glacier blue • MIUI 10 • HDR display • 24-bit/192kHz audio • Quick Charge 4+	• Colors: Gray, White, Mint
☢️ Radiation rate
	Redmi K20 (128GB)	Galaxy A73 (SM-A736B 128GB/6GB)
SAR 1.6W/kg (USA, Mexico, etc.)	1.07W/kg (head), 0.72W/kg (body)	0.68W/kg (head), 0.55W/kg (body)
SAR 2W/kg (Europe, UK, etc.)	feature not registered	1.285W/kg (head), 1.42W/kg (body)