Side-by-side technical data

Samsung Galaxy S20 Ultra vs Samsung Galaxy S21 Ultra 5G

Comparison between Samsung Galaxy S20 Ultra and Samsung Galaxy S21 Ultra 5G: camera, battery, fast charging, display, performance and colors, side by side. More phones from Samsung.

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Samsung

Galaxy S20 Ultra

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Galaxy S21 Ultra 5G

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The verdict

Neither runs away with it: each wins something.

Category
Category	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Design & display	8.0	7.9
Performance & hardware	6.5	6.9
Camera	8.6	8.2
Connectivity	6.7	7.7
Battery & charging	8.4	8.1

Which one is for you?

Samsung Galaxy S20 Ultra, if you care about…

Weight: 220 g; against 229 g
Fast Charge Power: 45 W; against 25 W
Expandable Storage: Yes; against No
Touch Sampling Rate: 240 Hz; against 120 Hz

Samsung Galaxy S21 Ultra 5G, if you care about…

Wi-Fi Standards: Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E; against Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Bluetooth Version: Bluetooth 5.2; against Bluetooth 5.0
Peak Display Brightness: 1,500 nits; against 1,400 nits
SIM Configurations: Nano-SIM + eSIM, Dual Nano-SIM + eSIM, Dual Nano-SIM, Dual SIM Dual Standby; against Nano-SIM + eSIM, Dual Nano-SIM, Dual SIM Dual Standby

Specification comparison

Show differences only

Performance

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Processor Model	Samsung Exynos 990	Samsung Exynos 2100
Processor Process Size	7 nm	5 nm Best value
Graphics GPU	ARM Mali-G77 MP11	Mali-G78 MP14
Storage Type	UFS 3.0	UFS 3.1
Maximum CPU Clock	2.73 GHz	2.91 GHz Best value
Maximum Storage Capacity	512 GB	512 GB
AnTuTu Score	623,915	749,000
Geekbench 6 Single-Core	840	1,334 Best value
Geekbench 6 Multi-Core	2,670	3,339 Best value
CPU Description	Octa-core CPU with 2x Exynos M5 at 2.73 GHz, 2x Cortex-A76 at 2.50 GHz, and 4x Cortex-A55 at 2.00 GHz.	Octa-core processor with Cortex-X1, Cortex-A78, and Cortex-A55 cores.
Processor Type	Octa-Core	Octa-Core
64-Bit Processor	Yes	Yes
RAM Capacity	16 GB	16 GB
RAM Type	LPDDR5	LPDDR5
Expandable Storage	Yes Best value	No
AnTuTu version	v9	v10

Design

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Body Colors	Grey, Black, White	Black, Silver, Titanium, Navy, Brown, Grey
Body Thickness	8.8 mm Best value	8.9 mm
Body Width	76 mm	75.6 mm
Body Height	166.9 mm	165.1 mm
Weight	220 g Best value	229 g
Usable Surface	89.9 % Best value	89.8 %
Body Materials	Glass, Aluminium Alloy	Glass, Aluminium Alloy
Resistance Features	IP68	IP68, Stylus Support
Waterproof Depth	1.5 m	1.5 m

Battery

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Battery Capacity	5,000 mAh	5,000 mAh
Battery Type	Li-Ion	Li-Ion
Fast Charge Power	45 W Best value	25 W
Battery Features	Fast Charging, Wireless Charging, Reverse Wireless Charging, Reverse Charging, Non-Removable, Rechargeable, Battery Level Indicator	Non-Removable, Fast Charging, Wireless Charging, Reverse Wireless Charging, Reverse Charging, Rechargeable, Battery Level Indicator
Wireless charging power	15 W	15 W
Reverse wireless charging power	4.5 W	4.5 W

Display

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Display Aspect Ratio	20:9	20:9
Display Technology	Dynamic AMOLED 2X	Dynamic AMOLED 2X
Peak Display Brightness	1,400 nits	1,500 nits Best value
Display Diagonal	6.9″ Best value	6.8″
Display Horizontal Resolution	1,440 px	1,440 px
Display Vertical Resolution	3,200 px	3,200 px
Display Pixel Density	511 ppi	515 ppi Best value
Display Refresh Rate	120 Hz	120 Hz
Touch Sampling Rate	240 Hz Best value	120 Hz
Display Contrast Ratio	2,000,000 :1	3,000,000 :1 Best value
Display Features	Hole-Punch Notch, Gorilla Glass 6, HDR10+, Always-On Display, TÜV Rheinland Eye Comfort Certification, DCI-P3, Scratch Resistant, Dual-Edge Display, Capacitive Touch, Multi-Touch, Frameless, Touchscreen, Variable Refresh Rate	Gorilla Glass Victus, HDR10+, Always-On Display, Hole-Punch Notch, Scratch Resistant, Dual-Edge Display, LTPO, Capacitive Touch, Multi-Touch, Frameless

Sensors

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Fingerprint Sensor Placement	Under Display	Under Display

Sensor

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Sensor Features	Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer, Hall Sensor, Light Sensor, RGB Sensor, Cooling System	Fingerprint Sensor, Accelerometer, Gyroscope, Proximity Sensor, Compass, Barometer, Light Sensor, Hall Sensor

Software

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Operating System	Android 10	Android 11
OS Family	Android	Android
OS Version	10	11 Best value
OS Update Support	2 years	2 years
Google Services	Yes	Yes
Widevine L1	Yes	Yes

Connectivity

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
SIM Configurations	Nano-SIM + eSIM, Dual Nano-SIM, Dual SIM Dual Standby	Nano-SIM + eSIM, Dual Nano-SIM + eSIM, Dual Nano-SIM, Dual SIM Dual Standby Best value
Cellular Bands	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 3G UMTS B1, 3G UMTS B2, 3G UMTS B4, 3G UMTS B5, 3G UMTS B6, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B32, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B66, 5G NR n1, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n28a, 5G NR n28b, 5G NR n40, 5G NR n77, 5G NR n78	2G GSM 850, 2G GSM 900, 2G GSM 1800, 2G GSM 1900, 3G UMTS B850, 3G UMTS B900, 3G UMTS 1700 AWS, 3G UMTS 1900, 3G UMTS 2100, 3G UMTS B1, 3G UMTS B2, 3G UMTS B3, 3G UMTS B4, 3G UMTS B5, 3G UMTS B8, 4G LTE B1, 4G LTE B2, 4G LTE B3, 4G LTE B4, 4G LTE B5, 4G LTE B7, 4G LTE B8, 4G LTE B12, 4G LTE B13, 4G LTE B14, 4G LTE B17, 4G LTE B18, 4G LTE B19, 4G LTE B20, 4G LTE B25, 4G LTE B26, 4G LTE B28A, 4G LTE B28B, 4G LTE B30, 4G LTE B38, 4G LTE B39, 4G LTE B40, 4G LTE B41, 4G LTE B46, 4G LTE B48, 4G LTE B66, 4G LTE B71, 5G NR n1, 5G NR n2, 5G NR n3, 5G NR n5, 5G NR n7, 5G NR n8, 5G NR n20, 5G NR n25, 5G NR n26, 5G NR n28a, 5G NR n28b, 5G NR n38, 5G NR n40, 5G NR n41, 5G NR n66, 5G NR n71, 5G NR n77, 5G NR n78, 5G NR n260, 5G NR n261
Cellular Technologies	GSM, CDMA, HSPA, EVDO, LTE, 5G	GSM, CDMA, HSPA, EVDO, LTE, 5G
Wi-Fi Standards	Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)	Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E Best value
Wi-Fi Features	Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO	Dual Band, Wi-Fi Hotspot, Wi-Fi Direct, Wi-Fi Display, MIMO
Bluetooth Version	Bluetooth 5.0	Bluetooth 5.2 Best value
Bluetooth Profiles	A2DP, LE	A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, ANT+
Navigation Systems	GPS, A-GPS, GLONASS, BeiDou, Galileo	GPS, A-GPS, GLONASS, BeiDou, Galileo
Connectivity Features	Samsung DeX, ANT+, NFC, FM Radio, USB Type-C, USB OTG, USB Mass Storage, Computer Sync, OTA Sync, Tethering, VoLTE, USB Host 3.1, USB Charging	Samsung DeX, UWB, NFC, FM Radio, USB Charging, USB Mass Storage, USB Host 3.1, USB Host, USB OTG, USB Type-C, OTA Sync, Tethering, ANT+
USB Version	USB 3.2	USB 3.2
SAR American Head	0.94 W/kg	0.77 W/kg Best value
SAR American Body	0.95 W/kg Best value	1.02 W/kg
SAR (EU) head	0.32 W/kg Best value	0.71 W/kg
SAR (EU) body	1.56 W/kg Best value	1.58 W/kg
Max. download speed	2,000 Mbps	3,000 Mbps Best value
Max. upload speed	318 Mbps	422 Mbps Best value

Audio

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Microphone Count	2	2
Audio Features	Stereo Speakers, A2DP, LE, Dolby Atmos, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, ANT+	Stereo Speakers, Dolby Atmos, Hi-Res Audio, Noise-Cancellation Microphone, A2DP, LE, AVRCP, DIP, HFP, HID, HSP, MAP, PAN, OPP, PBAP/PAB, ANT+

Technical

Specification	Galaxy S20 Ultra	Galaxy S21 Ultra 5G
Model numbers	SM-G988B/DS	SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980