vivo Y21G vs Xiaomi Redmi Note 9 Pro Max

Phones Images
PHONES
Phone Names vivo Y21G Xiaomi Redmi Note 9 Pro Max
Network
2G bandsGSM 850 / 900 / 1800 / 1900GSM 850 / 900 / 1800 / 1900
3G bandsHSDPA 850 / 900 / 2100HSDPA 850 / 900 / 1900 / 2100
4G bands1, 3, 5, 8, 38, 40, 411, 3, 5, 8, 40, 41
SpeedHSPA, LTEHSPA, LTE
TechnologyGSM / HSPA / LTEGSM / HSPA / LTE
Launch
Announced2022, April 072020, March 12. Released 2020, May 12
StatusAvailable. Released 2022, April 07Discontinued
Body
BuildGlass front, plastic frame, plastic backGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), plastic frame
Dimensions164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)165.5 x 76.7 x 8.8 mm (6.52 x 3.02 x 0.35 in)
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM
Weight182 g (6.42 oz)209 g (7.37 oz)
 -Water-repellent coating
Display
Protection-Corning Gorilla Glass 5
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)1080 x 2400 pixels, 20:9 ratio (~395 ppi density)
Size6.51 inches, 102.3 cm2 (~81.8% screen-to-body ratio)6.67 inches, 107.4 cm2 (~84.6% screen-to-body ratio)
TypeIPS LCDIPS LCD, 450 nits (typ)
Platform
CPUOcta-core (2x2.0 GHz Cortex-A75 & 6x1.7 GHz Cortex-A55)Octa-core (2x2.3 GHz Kryo 465 Gold & 6x1.8 GHz Kryo 465 Silver)
ChipsetMediatek MT6769 Helio G70 (12 nm)Qualcomm SM7125 Snapdragon 720G (8 nm)
GPUMali-G52 2EEMC2Adreno 618
OSAndroid 11, Funtouch 11.1Android 10, upgradable to Android 12, MIUI 13
Memory
Card slotmicroSDXC (dedicated slot)microSDXC (dedicated slot)
Internal64GB 4GB RAM64GB 6GB RAM, 128GB 6GB RAM, 128GB 8GB RAM
 -UFS 2.1
Main Camera
Dual13 MP, f/2.2, (wide), PDAF 2 MP (macro)-
FeaturesLED flashLED flash, HDR, panorama
Quad-64 MP, f/1.9, 26mm (wide), 1/1.72", 0.8µm, PDAF 8 MP, f/2.2, 13mm (ultrawide), 1/4.0", 1.12µm 5 MP (macro) Auxiliary lens
Single8 MP, f/2.0, (wide)-
Video1080p@30fps4K@30fps, 1080p@30/60/120fps, 720p@960fps, gyro-EIS
Selfie camera
Features-HDR, panorama
Single8 MP, f/2.0, (wide)32 MP, (wide), 1/2.8", 0.8µm
Video1080p@30fps1080p@30fps
Sound
3.5mm jack YesYes
35mm jackYesYes
Loudspeaker YesYes
Comms
Bluetooth5.0, A2DP, LE5.0, A2DP, LE
Infrared port-Yes
NFCNoNo
PositioningGPS, GLONASS, GALILEO, BDSGPS, GLONASS, GALILEO, BDS, NavIC
RadioFM radioFM radio, recording
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
Features
SensorsFingerprint (side-mounted), accelerometer, proximity, compassFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
Charging18W wired33W wired, 50% in 30 min
Type5000 mAhLi-Po 5020 mAh
Misc
ColorsDiamond Glow, Midnight BlueAurora Blue, Glacier White, Interstellar Black
ModelsV2152M2003J6B1I
PriceAbout 170 EURAbout 180 EUR
SAR-0.88 W/kg (head)     0.47 W/kg (body)