[ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]

6.2", 151.7 x 71.2 x 7.9 mm , 169 g
128GB 8GB RAM, 256GB 8GB RAM
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680
Triple: 12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video
Li-Ion 4000 mAh, non-removable

6.8", 165.1 x 75.6 x 8.9 mm , 227 g
128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) - USA/China
Quad: 108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Li-Ion 5000 mAh, non-removable

Display [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
		Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
inches		6.2 inches	6.8 inches
——	screen area	94.1 cm²	112.1 cm²
——	screen height	143.6 mm	157.5 mm
——	screen width	64.6 mm	70.9 mm
Screen-to-body		~87.2%	~89.8%
pixel		1080 x 2400 pixels	1440 x 3200 pixels
——	ratio	20:9	20:9
——	PPI	~421 ppi density	~515 ppi density
Refresh rate		120Hz	-
Screen Technology		Dynamic AMOLED 2X, 120Hz, HDR10+, 1300 nits (peak)	Dynamic AMOLED 2X, 120Hz, HDR10+, 1500 nits (peak)
Others		Always-on display	Always-on display

Body/Appearance [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
	Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
Dimensions	151.7 x 71.2 x 7.9 mm (5.97 x 2.80 x 0.31 in)	165.1 x 75.6 x 8.9 mm (6.5 x 2.98 x 0.35 in)
Weight	169 g (5.96 oz)	227 g (Sub6), 229 g (mmWave) (8.01 oz)
Build/Materials	Glass front (Gorilla Glass Victus), plastic back, aluminum frame	Glass front (Gorilla Glass Victus), glass back (Gorilla Glass Victus), aluminum frame
Colors	Phantom Gray, Phantom White, Phantom Violet, Phantom Pink	Phantom Black, Phantom Silver, Phantom Titanium, Phantom Navy, Phantom Brown, Navy
Keys	Right: Volume control, Lock/Unlock key	-
More features	IP68 dust/water resistant (up to 1.5m for 30 mins)	IP68 dust/water resistant (up to 1.5m for 30 mins) Stylus support

Performance [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
	Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
Operating system OS	Android 11, One UI 3.1	Android 11, One UI 3.1
Chipset	Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm)	Exynos 2100 (5 nm) - InternationalQualcomm SM8350 Snapdragon 888 5G (5 nm) - USA/China
Processor CPU	Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680	Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - InternationalOcta-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680) - USA/China
GPU	Mali-G78 MP14 - InternationalAdreno 660	Mali-G78 MP14 - InternationalAdreno 660 - USA/China
Internal memory	128GB 8GB RAM, 256GB 8GB RAM	128GB 12GB RAM, 256GB 12GB RAM, 512GB 12GB RAM, 512GB 16GB RAM
External memoryCard slot	No	No
Score	-	AnTuTu: 657150 (v8) GeekBench: 3518 (v5.1) GFXBench: 33fps (ES 3.1 onscreen)

Camera and Video [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
	Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
Triple	12 MP, f/1.8, 26mm (wide), 1/1.76", 1.8µm, Dual Pixel PDAF, OIS 64 MP, f/2.0, 29mm (telephoto), 1/1.72", 0.8µm, PDAF, OIS, 1.1x optical zoom, 3x hybrid zoom 12 MP, f/2.2, 13mm, 120˚ (ultrawide), 1/2.55" 1.4µm, Super Steady video	-
Features	LED flash, auto-HDR, panorama	LED flash, auto-HDR, panorama
Video	[email protected], [email protected]/60fps, 1080[email protected]/60/240fps, [email protected], HDR10+, stereo sound rec., gyro-EIS	[email protected], [email protected]/60fps, 1080[email protected]/60/240fps, [email protected], HDR10+, stereo sound rec., gyro-EIS
Quad	-	108 MP, f/1.8, 24mm (wide), 1/1.33", 0.8µm, PDAF, Laser AF, OIS 10 MP, f/4.9, 240mm (periscope telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 10x optical zoom 10 MP, f/2.4, 72mm (telephoto), 1/3.24", 1.22µm, dual pixel PDAF, OIS, 3x optical zoom 12 MP, f/2.2, 13mm (ultrawide), 1/2.55", 1.4µm, dual pixel PDAF, Super Steady video
Single	10 MP, f/2.2, 26mm (wide), 1/3.24", 1.22µm, Dual Pixel PDAF	40 MP, f/2.2, 26mm (wide), 1/2.8", 0.7µm, PDAF
Features	Dual video call, Auto-HDR	Dual video call, Auto-HDR
Video	[email protected]/60fps, [email protected]	[email protected]/60fps, [email protected]

Communication and Connectivity [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
	Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
SIM	Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)	Single SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
Wi-Fi	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot	Wi-Fi 802.11 a/b/g/n/ac/6e, dual-band, Wi-Fi Direct, hotspot
Bluetooth	5.0, A2DP, LE	5.2, A2DP, LE
GPS	Yes, with A-GPS, GLONASS, BDS, GALILEO	Yes, with A-GPS, GLONASS, BDS, GALILEO
NFC	Yes	Yes
Radio	FM radio (Snapdragon model only; market/operator dependent)	FM radio (Snapdragon model only; market/operator dependent)
USB	USB Type-C 3.2, USB On-The-Go	USB Type-C 3.2, USB On-The-Go
Loudspeaker	Yes, with stereo speakers	Yes, with stereo speakers
Headphone jack	No	No
Technology	GSM / CDMA / HSPA / EVDO / LTE	GSM / CDMA / HSPA / EVDO / LTE / 5G
2G bands	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA 800 / 1900 & TD-SCDMA	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA 800 / 1900 & TD-SCDMA
3G bands	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO
4G bands	LTE	1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G998U1
5G bands	-	2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G998U1
Speed	HSPA 42.2/5.76 Mbps, LTE-A (CA)	HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Harmful irradiation	-	Array

Battery [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
	Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
Charging	Fast charging 25W USB Power Delivery 3.0 Fast Qi/PMA wireless charging 15W Reverse wireless charging 4.5W	Fast charging 25W USB Power Delivery 3.0 Fast Qi/PMA wireless charging 15W Reverse wireless charging 4.5W
Type	Li-Ion 4000 mAh, non-removable	Li-Ion 5000 mAh, non-removable

MORE FEATURES [ Samsung Galaxy S21 ] VS [ Samsung Galaxy S21 Ultra 5G ]
	Samsung Galaxy S21	Samsung Galaxy S21 Ultra 5G
Sensors	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer	Fingerprint (under display, ultrasonic), accelerometer, gyro, proximity, compass, barometer
All versions	Also available with 5G. Also known as Samsung Galaxy S21 4G	SM-G998B, SM-G998B/DS (International); SM-G998U (USA); SM-G998U1 (USA unlocked); SM-G998W (Canada); SM-G998N (Korea); SM-G9980 (China)
Models	SM-G990F, SM-G990F/DS	SM-G998B, SM-G998B/DS, SM-G998U, SM-G998U1, SM-G998W, SM-G998N, SM-G9980
Others	-	-
Display test	-	Contrast ratio: Infinite (nominal)