Xiaomi Redmi K20 (128GB) vs Sony Xperia 1 III

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Side by side comparison between Xiaomi Redmi K20 vs Sony Xperia 1 III phones, differences, pros, cons and full specifications. What's the better?

5/16/2021 11:05 AM, updated: 12/14/2022 10:17 AM

Compare Sony Xperia 1 III X Xiaomi Redmi K20 (128GB) 04Points

Specifications Compare Models Pictures

6.39"
AMOLED

1080x2340

48
MP

20mp

6GB
RAM

Octa-core

4000
mAh

(Non removable)

28Points Sony Xperia 1 III Compare Xiaomi Redmi K20 X

Specifications Compare Models Pictures

6.5"
OLED

1644x3840

12
MP

8mp

12GB
RAM

Octa-core

4500
mAh

(Non removable)

What's the better phone? Sony Xperia 1 III

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!

4 Advantages Xiaomi Redmi K20 (128GB)	vs	28 Advantages Sony Xperia 1 III
+(triple camera) 48MP + 8MP + 13MP90% Higher resolution main camera	vs	(quad camera) 12MP + 12MP + 12MP + 0.3MP
+Dual-LED flashAdvantage The Dual-LED flash helps in dark places or in low light	vs	LED flash
+(front) 20MP149% Higher resolution secondary camera to take pictures and selfies	vs	(front) 8MP
+FMAdvantage The radio lets you listen to your songs and sports in general	vs	Not supported
2.2GHz 64bit Octa-core (8nm)	vs	+2.84GHz 64bit Octa-core (5nm)25% More powerful processor, you can open your applications faster
6GB LPDDR4X	vs	+12GB LPDDR5100% More RAM memory. Typically more responsive and better for multitasking.
128GB (109GB available)	vs	+256GB (230GB available)111% More internal storage for applications and files
UFS 2.1	vs	+UFS 3.0Advantage 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	+186 grams (6.51 ounces)3% Lighter
8.8 millimeters (0.35 inches)	vs	+8.2 millimeters (0.32 inches)7% Thinner
HDR10	vs	+HDR10+Advantage The HDR10+ display provides vibrant colors and more details
60Hz	vs	+120Hz100% The display reproduces more frames per second because the frequency (Hertz) is higher, improves fluidity and tires your eyes less.
16 million	vs	+1 billion62 times More colors on the screen is better quality images and videos
1080x2340 pixels	vs	+1644x3840 pixels150% Higher resolution screen
403 PPI	vs	+643 PPI60% Crisper display of text, images and videos because it has more pixels per inch (ppi)
6.39"	vs	+6.5"2% Larger screen
EIS: Digital stabilization	vs	+OIS: Optical stabilizationAdvantage Image stabilization prevents blurry photos and helps in recording motion video
1/2" inches	vs	+1/1.7" inches18% The larger sensor camera lets you take photos with better depth.
f/1.8 (aperture)	vs	+f/1.7 (aperture)6% Diaphragm opening (Aperture) of the camera which has the smallest F number takes photos with better light exposure.
(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
Not supported	vs	+BarometerAdvantage Sensors help you use the device
4000 mAh	vs	+4500 mAh13% Battery - higher amperage (mAh) allows more device usage time, but it also depends on the hardware and use
18W	vs	+30W67% 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	+DLNAAdvantage With DLNA technology you can access and play media files on TV, tablet or DLNA compatible device.
5.0 + A2DP/LE	vs	+5.2 + A2DP/LEAdvantage Bluetooth 5.2 + A2DP/LE is newer and faster
USB 2.0 Type-C, USB OTG On-The-Go	vs	+USB 3.1 Type-C, USB OTG On-The-GoAdvantage Newer and faster USB version for transferring photos, mp3 or data.
Not supported	vs	+IP68 certifiedAdvantage Protection against water allows you talk to your friends in the rain, for example

22 Common items in both devices

Aluminum frame, glass front/back

AMOLED / OLED

Digital and optical zoom

PDAF: phase detection autofocus

HDR photo on both cameras / HDR photo/video on both cameras

4K UHD (3840x2160)

Capacitive

+15 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)	Sony Xperia 1 III
Change model
Model	Redmi K20 (128GB)	Xperia 1 III
Other model names	Xiaomi Redmi K20 M1903F10A, M1903F10C, MZB7754IN, MZB7755IN	Sony Xperia 1 III (XQBC52V.UKCX, XQBC62/V, SO-51B, SOG03)
Country or region available	China, India	(Global, International)
Brand	Xiaomi	Sony
Release date	6/1/2019	8/25/2021, Announced: 4/14/2021
Depth	8.8 millimeters (0.35 inches)	8.2 millimeters (0.32 inches)
Size (width x height)	74.3 x 156.7 millimeters (2.93 x 6.17 in)	71 x 165 millimeters (2.8 x 6.5 in)
Weight	191 grams (6.69 ounces)	186 grams (6.51 ounces)
Build, materials	Aluminum frame, glass front/back	Aluminum frame, glass front/back
Protection against water and others	Not supported	IP68 certified: water-resistant up to 1.5 meters for 30min and dust-resistant
📲 Display
	Redmi K20 (128GB)	Sony Xperia 1 III
Display type	AMOLED	OLED
Screen size	6.39" inches	6.5" inches
Screen-to-body ratio	~86.1% (screen-to-body ratio)	~84.2% (screen-to-body ratio)
Display resolution	1080x2340 pixels (19.5:9)	1644x3840 pixels (21:9)
Touchscreen	Capacitive Multitouch	Capacitive Multitouch 10-points
Pixel density (dot pitch)	403 PPI	643 PPI
Colors	16 million	1 billion
Scratch-resistant glass	Gorilla Glass 5	Gorilla Glass Victus
Refresh rate	60Hz	120Hz
Display features	600nits[typ] HDR10	HDR10+ HDR BT.2020
🤖 Operating System
	Redmi K20 (128GB)	Sony Xperia 1 III
System version	Android 9.0 Pie	Android 11
Firmware update	Android 10	Android 13
User Interface	feature not registered	feature not registered
⚙️ Processor
	Redmi K20 (128GB)	Sony Xperia 1 III
Chipset	64bit: Qualcomm Snapdragon 730 (SM7150-AA) (8nm)	64bit: Qualcomm Snapdragon 888 (SM8350) (5nm)
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 2.84GHz Kryo 680 (Single-core) 3x 2.42GHz Kryo 680 (Triple-core) 4x 1.8GHz Kryo 680 (Quad-core)
GPU graphical controller	Qualcomm Adreno 618 (610MHz)	Qualcomm Adreno 660 (840MHz)
Performance (benchmark)	feature not registered	AnTuTu: 607423 (v8) Geekbench: 3515 (v5.1) GFXBench: 54fps (ES 3.1 onscreen)
💽 Memory and storage
	Redmi K20 (128GB)	Sony Xperia 1 III
RAM memory	6GB LPDDR4X	12GB LPDDR5
Internal storage	128GB (109GB available) UFS 2.1	256GB (230GB available) UFS 3.0
External storage	Not supported	Until 1TB microSD, microSDXC (hybrid slot/shares the same SIM-2 slot)
📶 Mobile networks
	Redmi K20 (128GB)	Sony Xperia 1 III
Dual-SIM	Dual-SIM Standby - Call active on one sim card	Dual-SIM Standby - Call active on one sim card (hybrid slot/shares the same microSD slot)
SIM card	2 slots (Dual-SIM) nano-SIM (4FF)	2 slots (Dual-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 800/850/900/1700/1900/2100
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 Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 46, 48) Europe version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41, 46) Asia version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 66) TD-LTE (34, 38, 39, 40, 41, 46)
Primary 5G network	Not supported	America version: SA/NSA/Sub6 (1, 2, 3, 5, 7, 8, 20, 28, 38, 40, 41, 66, 71, 77, 78) Europe version: SA/NSA/Sub6 (1, 3, 5, 7, 8, 20, 28, 38, 40, 41, 77, 78) Asia version: SA/NSA/Sub6 (1, 3, 5, 7, 8, 28, 38, 40, 41, 77, 78, 79)
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	GSM 850/900/1800/1900
Secondary 3G network	Not supported	UMTS 800/850/900/1700/1900/2100
Secondary 4G network	Not supported	LTE Cat20 VoLTE America version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66, 71) TD-LTE (34, 38, 39, 40, 41, 46, 48) Europe version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 32, 66) TD-LTE (34, 38, 39, 40, 41, 46) Asia version: LTE (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 19, 20, 25, 26, 28, 29, 66) TD-LTE (34, 38, 39, 40, 41, 46)
Secondary data network	GPRS, EDGE	GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A, SA/NSA
📷 Camera
	Redmi K20 (128GB)	Sony Xperia 1 III
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) 12 megapixels 12MP telephoto f/2.3\|70mmf/2.8\|105mm1/2.9"PDAFOIS4.4x-optical-zoom 12MP ultrawide f/2.2124°16mm1/2.6"PDAF 0.3MP depth TOF3D
Main camera resolution	8000x6000 pixels	4000x3000 pixels
Video recording (primary)	4K UHD (3840x2160) 30 fps	4K UHD (3840x2160) 120 fps
Flash	Dual-LED flash	LED flash
Focal aperture	f/1.8 (aperture)	f/1.7 (aperture)
Focal length	26mm lens	24mm lens
Sensor size	1/2" inches	1/1.7" inches
Pixel size	0.8µm pixel	1.8µm pixel
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	Digital and optical 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/video on both cameras
Camera extras	feature not registered	4K@24/25/30/60/120fps 1080p@30/60/120fps Zeiss optics Exmor RS
📸 Front camera
	Redmi K20 (128GB)	Sony Xperia 1 III
Front camera (secondary)	20 megapixels *Motorized pop-up camera (slider)	8 megapixels
Front camera resolution	5184x3840 pixels	3264x2448 pixels
Video recording (secondary)	Full HD (1920x1080)	4K UHD (3840x2160)
Front flash	Not supported	Not supported
Focal aperture	f/2.2 (aperture)	f/2.0 (aperture)
Focal length	feature not registered	24mm lens
Sensor size	feature not registered	1/4" inches
Pixel size	0.8µm pixel	1.12µm pixel
🔉 Sound and multimedia
	Redmi K20 (128GB)	Sony Xperia 1 III
Loudspeaker	Supported	Stereo sound 24-bit/192kHz Dolby Atmos Dynamic vibration system
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)	Sony Xperia 1 III
USB	USB 2.0 Type-C, USB OTG On-The-Go	USB 3.1 Type-C, USB OTG On-The-Go
Audio output	3.5mm jack	3.5mm jack
TV output	Not supported	USB Type-C (reversible)
Bluetooth	5.0 + A2DP/LE	5.2 + 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	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)	Sony Xperia 1 III
Sensors	Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (under display) Gyroscope Proximity sensor	Accelerometer Ambient light sensor Barometer Compass Face unlock Fingerprint sensor (side-mounted) Gyroscope Hall effect Proximity sensor
Vibrating alert	Supported	Supported
🔋 Battery
	Redmi K20 (128GB)	Sony Xperia 1 III
Battery type	LiPo: li-ion polymer (Non removable)	LiPo: li-ion polymer (Non removable)
Battery capacity	4000 mAh	4500 mAh
Charger, watts	18W (9V/2A) Wired fast charging	30W Wired fast charging Reverse charging by cable USB Power Delivery 1.0
Inductive / wireless charging	feature not registered	Qi Wireless charging (Qi/WPC) Reverse wireless charging
Talk time autonomy	feature not registered	feature not registered
Standby	feature not registered	feature not registered
➕ Other features
	Redmi K20 (128GB)	Sony Xperia 1 III
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: Frosted Black, Gray, Purple • 60Hz display in 4K resolution • PS5 Remote Play • DUALSHOCK 4 compatibility
☢️ Radiation rate
	Redmi K20 (128GB)	Sony Xperia 1 III
SAR 1.6W/kg (USA, Mexico, etc.)	1.07W/kg (head), 0.72W/kg (body)	feature not registered
SAR 2W/kg (Europe, UK, etc.)	feature not registered	feature not registered