vivo iQOO U3 vs Samsung Galaxy S21 5G

General Info

Manufacturer
vivo	Samsung
Announced
2020, December 14	2021, January 14
Status
Coming Soon - December 2020	Coming soon. Exp. release 2021, January 29
Price
-	Rs. 69,999 ($799.99) [Similarly Priced]
Colors
White, Gray, Aurora	Phantom Gray, Phantom White, Phantom Violet, Phantom Pink
Form Factor
Candybar	Candybar
Dimension
164.2 x 75.4 x 8.4 mm (6.46 x 2.97 x 0.33 in)	151.7 x 71.2 x 7.9 mm (5.97 x 2.8 x 0.31 in)
Weight
185.5 g (6.53.0.18 oz)	169 g (5.96 oz)
SIM Type
Dual SIM (Nano-SIM, dual stand-by)	Single SIM (Nano-SIM and/or eSIM), Hybrid Dual SIM (Nano-SIM, dual stand-by)
2G Network
GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800	GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) CDMA2000 1xEV-DO
3G Network
HSDPA 850 / 900 / 1700(AWS) / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network
1, 3, 4, 5, 8, 34, 38, 39, 40, 41	LTE
5G Network
-	SA/NSA/Sub6/mmWave
Messaging

Build Features
- Fingerprint Sensor (side-mounted)	- Fingerprint Sensor (under display, ultrasonic) Samsung Pay (Visa, MasterCard certified) IP68 dust/water resistant (up to 1.5m for 30 mins) Samsung DeX, Samsung Wireless DeX (desktop experience support) ANT+

OS
Android 10	Android 11
User Interface
IQOO UI 1.5	One UI 3.1
Processor
Octa-core (2x2.4 GHz Cortex-A76 & 6x2.0 GHz Cortex-A55), MediaTek Dimensity 800U 5G (7 nm) [Similar]	Octa-core (1x2.9 GHz Cortex-X1 & 3x2.80 GHz Cortex-A78 & 4x2.2 GHz Cortex-A55) - International / Octa-core (1x2.84 GHz Kryo 680 & 3x2.42 GHz Kryo 680 & 4x1.80 GHz Kryo 680 - USA/China/Korea, Exynos 2100 - International / Qualcomm Snapdragon 888 - USA/China/Korea [Similar]
GPU
Mali-G57 MC3 [Similar]	Mali-G78 MP14 - International / Adreno 660 - USA/China/Korea [Similar]
RAM
8 GB [Browse Similar]	8 GB [Browse Similar]
Internal Memory
128 GB	256 GB
External Memory
No	microSDXC (uses shared SIM slot)

Type
IPS LCD Screen 90Hz Refresh Rate 460 nits (typ)	FHD+ Dynamic AMOLED 2X Display 120Hz Refresh Rate HDR10+ 1300 nits (peak) Corning Gorilla Glass Victus Always-on display
Colors
16M Colour	16M Colour
Size
6.58 inches [Similar]	6.2 inches [Similar]
Resolution
1080 x 2400 pixels (400 ppi)	1080 x 2400 pixels (424 ppi)
Screen-to-Body Ratio
84.42%	86.12%
Multi-Touch

Rear Camera
48 MP + 2 MP [Similar]	12 MP + 64 MP + 12 MP [Similar]
Flash
LED Flash	LED Flash
Features
48 MP, f/1.8, 25mm (wide), 1/2.0", 0.8µm, PDAF 2 MP, f/2.4, (depth) HDR, Panorama	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 (ultrawide), 1.4µm, Super Steady video Auto-HDR, Panorama
Video
4K@30fps, 1080p@30fps	8K@24/30fps, 4K@30/60fps, 1080p@30/60/240fps, 720p@960fps, HDR10+, stereo sound rec., gyro-EIS & OIS
Front Camera
20 MP, f/2.0, (wide) HDR 1080p@30fps [Similar]	10 MP, f/2.2, 26mm (wide), 1/3.2", 1.22Âµm, Dual Pixel PDAF, Dual video call, Auto-HDR, 4K@30/60fps, 1080p@30fps [Similar]

3.5mm Jack

Radio
No	FM radio (Snapdragon model only; market/operator dependent)
Games
Yes + Downloadable	Yes + Downloadable
Loud Speaker

GPRS
Yes	Yes
Edge
Yes	Yes
3G
HSPA 42.2/5.76 Mbps, LTE-A, 5G	HSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
Bluetooth
Yes	5.0, A2DP, LE
Wi-Fi
Yes	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct, hotspot
USB
USB Type-C 2.0, USB On-The-Go	USB Type-C 3.2, USB On-The-Go
GPS
Yes, with A-GPS, GLONASS, BDS, GALILEO	Yes, with A-GPS, GLONASS, BDS, GALILEO
Browser
Yes	Yes

Internal
128 GB, 8 GB RAM or 128 GB, 6 GB RAM (UFS 2.2)	256 GB, 8 GB RAM or 128 GB, 8 GB RAM UFS 3.1
Expandable Storage
No	microSDXC (uses shared SIM slot)
USB OTG
Supported	Supported

Fingerprint

Proximity Sensor

Accelerometer Sensor

Magnetic-field Sensor (Compass)

Gyroscope Sensor

Barometer Sensor

NFC

Type
Non-removable Li-Po Battery Fast battery charging 18W	Non-removable Li-Po Battery Fast battery charging 25W USB Power Delivery 3.0 Fast Qi/PMA wireless charging 15W Power bank/Reverse wireless charging 4.5W
Capacity
5000 mAh	4000 mAh
Stand by
-	-
Talk Time
-	-