vivo X21 vs Xiaomi Redmi Note 10S Specs Comparison

Availability

Officially announced
	Mar 04, 2021
Prices (MSRP)
	$229

Design

Dimensions
6.08 x 2.94 x 0.29 inches 154.45 x 74.78 x 7.37 mm	6.32 x 2.93 x 0.33 inches 160.46 x 74.5 x 8.29 mm
Weight
5.51 oz / 156.2 g	6.31 oz / 178.8 g
Materials
Back: Aluminum Frame: Aluminum
Resistance
	Splash; IP53
Biometrics
2D Face unlock, Optical in-screen fingerprint	2D Face unlock, Fingerprint (touch)
Keys
Right: Volume control, Lock/Unlock key	Right: Volume control, Lock/Unlock key
Colors
Black	Onyx Gray, Pebble White, Lake Green

Display

Size
6.3-inch, 85.36% screen-to-body	6.4-inch, 83.55% screen-to-body
Type
Super AMOLED	AMOLED, 1100 nits
Resolution
2280x1080px, 402 PPI	2400x1080px, 20:9 ratio, 409 PPI
Protection
	Corning Gorilla Glass 3

Hardware

System chip
Snapdragon 660 SDM660 (14 nm)	MediaTek Helio G95 (12 nm)
Processor
Octa-core 2200 MHz Kryo 260	Octa-core 2050 MHz Arm Cortex-A55 and Arm Cortex-A76
GPU
Adreno 512	Arm Mali-G76 MC4
Memory
6GB (LPDDR4)/128GB	6GB (LPDDR4)/64GB (UFS 2.2) 6GB/128GB 8GB/128GB
Storage expansion
microSDXC up to 256 GB	not expandable
OS
Android (8.1 Oreo)	Android (11)

Battery

Type
3200 mAh, Li - Ion	5000 mAh
Charging
Fast charging	Fast charging
Charge speed
	Wired: 33.0W

Camera

Rear
Dual camera	Quad camera
Main camera
12 MP (PDAF) Aperture size: F1.8 Sensor size: 1/2.8" Pixel size: 1.28 μm	64 MP (Autofocus) Aperture size: F1.8 Sensor size: 1/1.97” Pixel size: 0.7 μm
Second camera
5 MP (Depth information) Aperture size: F2.4	8 MP (Ultra-wide) Aperture size: F2.2
Third camera
	2 MP (Macro) Aperture size: F2.4
Fourth camera
	2 MP (Depth information) Aperture size: F2.4
Flash
LED	LED
Video recording
1080p (30 fps) Time-lapse video, Video calling, Video sharing	Yes
Front
12 MP Video capture: 1080p (30 fps)	13 MP

Connectivity & Features

Bluetooth
5.0	5.0
WLAN
dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac	dual-band Wi-Fi Direct, Hotspot 802.11 a, b, g, n, ac
USB
microUSB, USB 2.0	Type-C
Sensors
Accelerometer, Gyroscope, Compass, Ambient light sensor, Proximity sensor	Accelerometer, Ambient light sensor, Proximity sensor
Location
GPS, A-GPS, Glonass	GPS, A-GPS, Glonass, Galileo, BeiDou, QZSS, SBAS, Cell ID, Wi-Fi positioning
Other
VoIP, Tethering, Computer sync, OTA sync	NFC, Infrared

Multimedia

Headphones
3.5mm jack	3.5mm jack
Speakers
Earpiece, Loudspeaker	Earpiece, Loudspeaker, Multiple speakers
Features
Album art cover, Background playback
Screen mirroring
Wireless screen share	Wireless screen share
Radio
FM
Additional microphone(s)
Noise cancellation	Noise cancellation

Cellular

LTE Bands
1, 3, 5	1, 2, 3, 4, 5, 7, 8, 20, 28
TDD Bands
40, 41	38, 40, 41
3G Bands
5, 8, 1	1, 2, 4, 5, 8
Data Speed
LTE-A Cat 6 (300/50 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s	LTE-A Cat 12/13 (600/150 Mbit/s), HSDPA+ (4G) 42.2 Mbit/s, HSUPA 5.76 Mbit/s, UMTS
Dual SIM
Yes	Yes
SIM type
Nano SIM	Nano SIM

Regulatory Approval

FCC approval
	Date approved: Mar 28, 2021 FCC ID value: 2AFZZK7BG
Measured SAR
Head: 1.18 W/kg Body: 0.57 W/kg	Head: 1.07 W/kg Body: 0.81 W/kg Simultaneous Transmission: 1.58 W/kg Wireless Router: 1.00 W/kg

Alternative variants

With 128GB storage

Memory	128GB

With 8GB RAM and 128GB storage

Memory	8GB/128GB

Discover more

Full Specs vivo X21 Specs

Full Specs Xiaomi Redmi Note 10S Specs