Samsung Galaxy Note 9 512GB vs Vivo Y21

Key Specs
Display6.4
Battery4000 mAh
Camera12 MP + 12 MP
Storage512 GB 8 GB RAM
Network
TechnologyGSM / CDMA / HSPA / EVDO / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only)
CDMA 800 / 1900 - USA
3G bandsHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
CDMA2000 1xEV-DO - USA
4G bandsLTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100), 71(600) - Global
LTE band 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 14(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 29(700), 30(2300), 38(2600), 39(1900), 40(2300), 41(2500), 46(5200), 66(1700/2100), 71(600) - USA
SpeedHSPA 42.2/5.76 Mbps, LTE-A (5CA) Cat18 1200/200 Mbps
Launch
Announced2018, August
StatusAvailable. Released 2018, August
Body
Dimensions161.9 x 76.4 x 8.8 mm (6.37 x 3.01 x 0.35 in)
Weight201 g (7.09 oz)
BuildGlass front (Gorilla Glass 5), glass back (Gorilla Glass 5), aluminum frame
SIMSingle SIM (Nano-SIM) or Hybrid Dual SIM (Nano-SIM, dual stand-by)
Samsung Pay (Visa, MasterCard certified)
IP68 dust/water resistant (up to 1.5m for 30 mins)
Stylus (Bluetooth integration)
Display for Samsung Galaxy Note 9 512GB
TypeSuper AMOLED capacitive touchscreen, 16M colors
Size6.4 inches, 103.2 cm2 (~83.4% screen-to-body ratio)
Resolution1440 x 2960 pixels, 18.5:9 ratio (~516 ppi density)
ProtectionCorning Gorilla Glass 5
HDR10
Always-on display
Platform
OSAndroid 8.1 (Oreo), upgradable to Android 10.0; One UI 2.0
ChipsetExynos 9810 (10 nm) - EMEA
Qualcomm SDM845 Snapdragon 845 (10 nm) - USA/LATAM, China
CPUOcta-core (4x2.7 GHz Mongoose M3 & 4x1.8 GHz Cortex-A55) - EMEA
Octa-core (4x2.8 GHz Kryo 385 Gold & 4x1.7 GHz Kryo 385 Silver) - USA/LATAM, China
GPUMali-G72 MP18 - EMEA
Adreno 630 - USA/LATAM, China
Memory
Card slotmicroSD, up to 1 TB (uses shared SIM slot) - dual SIM model only
Internal512GB 8GB RAM
Main Camera
Dual12 MP, f/1.5-2.4, 26mm (wide), 1/2.55", 1.4µm, dual pixel PDAF, OIS
12 MP, f/2.4, 52mm (telephoto), 1/3.4", 1.0µm, AF, OIS, 2x optical zoom
FeaturesLED flash, auto-HDR, panorama
Video2160p@60fps (no OIS/EIS), 2160p@30fps, 1080p@30/60/240fps, 720p@960fps, HDR, dual-video rec., stereo sound rec., gyro-EIS & OIS
Selfie camera
Single8 MP, f/1.7, 25mm (wide), 1/3.6", 1.22µm, AF
FeaturesDual video call, Auto-HDR
Video1440p@30fps
Sound
LoudspeakerYes, with stereo speakers
3.5mm jackYes
32-bit/384kHz audio
Active noise cancellation with dedicated mic
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE, aptX
GPSYes, with A-GPS, GLONASS, BDS, GALILEO
NFCYes
RadioNo
USB3.1, Type-C 1.0 reversible connector
Features
SensorsIris scanner, fingerprint (rear-mounted), accelerometer, gyro, proximity, compass, barometer, heart rate, SpO2
Samsung DeX (desktop experience support)
ANT+
Bixby natural language commands and dictation
Battery
Non-removable Li-Ion 4000 mAh battery
ChargingFast battery charging 15W
Qi/PMA wireless charging (market dependent)
Tests
PerformanceBasemark OS II: 3377 / Basemark OS II 2.0: 3064
Basemark X: 41994
DisplayContrast ratio: Infinite (nominal), 4.531 (sunlight)
CameraPhoto / Video
LoudspeakerVoice 71dB / Noise 74dB / Ring 80dB
Audio qualityNoise -93.7dB / Crosstalk -94.1dB
Battery life
Endurance rating 97h
space

VIVO Y21

Rs. 59,699

Vivo Y21
Key Specs
Display6.51"
Battery5000 mAh
Camera13 MP + 2 MP
Storage128GB Built-in
Network
TechnologyGSM / HSPA / LTE
2G bandsGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2
3G bandsHSDPA 850 / 900 / 2100
4G bands1, 3, 5, 8, 38, 40, 41
SpeedHSPA 42.2/5.76 Mbps, LTE
Launch
Announced2021, August 20
StatusAvailable. Released 2021, August 20
Body
Dimensions164.3 x 76.1 x 8 mm (6.47 x 3.00 x 0.31 in)
Weight182 g (6.42 oz)
SIMDual SIM (Nano-SIM, dual stand-by)
Display for Vivo Y21
TypeIPS LCD
Size6.51 inches, 102.3 cm2 (~81.8% screen-to-body ratio)
Resolution720 x 1600 pixels, 20:9 ratio (~270 ppi density)
Platform
OSAndroid 11, Funtouch 11.1
ChipsetMediatek MT6765 Helio P35 (12nm)
CPUOcta-core (4x2.35 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
GPUPowerVR GE8320
Memory
Card slotmicroSDXC (dedicated slot)
Internal64GB 4GB RAM, 128GB 4GB RAM
Main Camera
Dual13 MP, f/2.2, (wide), PDAF
2 MP, f/2.4, (macro)
FeaturesLED flash
Video1080p@30fps
Selfie camera
Single8 MP, f/2.0, (wide)
Video1080p@30fps
Sound
LoudspeakerYes
3.5mm jackYes
Comms
WLANWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct, hotspot
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
NFCNo
RadioFM radio
USBUSB Type-C 2.0, USB On-The-Go
Features
SensorsFingerprint (side-mounted), accelerometer, gyro, proximity, compass
Battery
TypeLi-Po 5000 mAh, non-removable
ChargingFast charging 18W

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