Compare Galaxy A21 with 4352 devices. You can see which you should buy through this compiled table

Color:White Knight/Black Ninja, Dimensions (width x height x thickness):3.0 inches (75.4 mm) x 6.4 inches (162.3 mm) x 0.4 inches (9.4 mm), Weight:191 oz (191 g), Display type:IPS LCD, Screen resolution (width x height):1080 x 2400, Pixel density:404 ppi, Display size:6.5 inch, OS:Android, Chipset:Mediatek Helio G95, CPU specs:2.05GHz+2.0GHz×8(OctaCore), RAM size:8GB, Storage size:128GB, Rear-camera resolution:48 MP, Front-camera resolution:16 MP

Color:Glory Silver/Victory Blue, Dimensions (width x height x thickness):3.0 inches (75.9 mm) x 6.5 inches (164.5 mm) x 0.4 inches (9.8 mm), Weight:208 oz (208 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1600, Pixel density:269 ppi, Display size:6.5 inch, OS:Android, Chipset:MediaTek Helio G85, CPU specs:2.0GHz+1.8GHz×8(OctaCore), RAM size:4GB, Storage size:128GB, Rear-camera resolution:48 MP, Front-camera resolution:8 MP

Color:Glory Silver/Victory Blue, Dimensions (width x height x thickness):3.0 inches (75.4 mm) x 6.5 inches (164.4 mm) x 0.4 inches (8.9 mm), Weight:195 oz (195 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1600, Pixel density:269 ppi, Display size:6.5 inch, OS:Android, Chipset:Qualcomm SDM665 Snapdragon 665, CPU specs:2.0GHz+1.8GHz×8(OctaCore), RAM size:4GB, Storage size:64GB, Rear-camera resolution:12 MP, Front-camera resolution:8 MP

Color:Navy Blue/Lake Green, Dimensions (width x height x thickness):3.0 inches (75.5 mm) x 6.5 inches (164.1 mm) x 0.4 inches (8.9 mm), Weight:188 oz (188 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1600, Pixel density:269 ppi, Display size:6.5 inch, OS:Android, Chipset:Qualcomm SM4250 Snapdragon 460, CPU specs:1.8GHz+1.6GHz×8(OctaCore), RAM size:6GB, Storage size:128GB, Rear-camera resolution:13 MP, Front-camera resolution:8 MP

Color:Aurora Green/Polar Blue, Dimensions (width x height x thickness):3.0 inches (75.5 mm) x 6.5 inches (164.1 mm) x 0.4 inches (8.9 mm), Weight:188 oz (188 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1600, Pixel density:269 ppi, Display size:6.5 inch, OS:Android, Chipset:Qualcomm SM6115 Snapdragon 662, CPU specs:2.0GHz+1.8GHz×8(OctaCore), RAM size:8GB, Storage size:128GB, Rear-camera resolution:64 MP, Front-camera resolution:16 MP

Color:Mist Blue/Mist White, Dimensions (width x height x thickness):3.0 inches (75.4 mm) x 6.4 inches (162.3 mm) x 0.4 inches (9.4 mm), Weight:196.5 oz (196.5 g), Display type:IPS LCD, Screen resolution (width x height):1080 x 2400, Pixel density:404 ppi, Display size:6.5 inch, OS:Android, Chipset:Mediatek Helio G95, CPU specs:2.05GHz+2.0GHz×8(OctaCore), RAM size:8GB, Storage size:128GB, Rear-camera resolution:64 MP, Front-camera resolution:16 MP

Color:Cloud Lavender/Cloud Mint/Cloud Navy/Cloud White/Cloud Red/Cloud Orange, Dimensions (width x height x thickness):2.9 inches (74.5 mm) x 6.3 inches (159.8 mm) x 0.3 inches (8.4 mm), Weight:190 oz (190 g), Display type:Super AMOLED, Screen resolution (width x height):1080 x 2400, Pixel density:404 ppi, Display size:6.5 inch, OS:Android, Chipset:Qualcomm SM8250 Snapdragon 865, CPU specs:2.84GHz+2.42GHz+1.8GHz×8(OctaCore), RAM size:8GB, Storage size:256GB, Rear-camera resolution:12 MP, Front-camera resolution:32 MP

Color:Cloud Lavender/Cloud Mint/Cloud Navy/Cloud White/Cloud Red/Cloud Orange, Dimensions (width x height x thickness):2.9 inches (74.5 mm) x 6.3 inches (159.8 mm) x 0.3 inches (8.4 mm), Weight:190 oz (190 g), Display type:Super AMOLED, Screen resolution (width x height):1080 x 2400, Pixel density:404 ppi, Display size:6.5 inch, OS:Android, Chipset:Exynos 990, CPU specs:2.73GHz+2.5GHz+2.0GHz×8(OctaCore), RAM size:8GB, Storage size:256GB, Rear-camera resolution:12 MP, Front-camera resolution:32 MP

Color:Black/Grey/Blue/Pink, Dimensions (width x height x thickness):2.7 inches (68 mm) x 6.2 inches (158 mm) x 0.3 inches (8 mm), Weight:163 oz (163 g), Display type:OLED, Screen resolution (width x height):1080 x 2520, Pixel density:449 ppi, Display size:6.1 inch, OS:Android, Chipset:Qualcomm SM8250 Snapdragon 865, CPU specs:2.84GHz+2.42GHz+1.8GHz×8(OctaCore), RAM size:8GB, Storage size:256GB, Rear-camera resolution:12 MP, Front-camera resolution:8 MP

Color:Nebula Black, Dimensions (width x height x thickness):3 inches (76.2 mm) x 6.5 inches (165.4 mm) x 0.4 inches (9.4 mm), Display type:IPS LCD, Screen resolution (width x height):1080 x 2340, Pixel density:394 ppi, Display size:6.53 inch, OS:Android, Chipset:Qualcomm SDM765 Snapdragon 765, CPU specs:2.4GHz+2.2GHz+1.8GHz×8(OctaCore), RAM size:6GB, Storage size:128GB, Rear-camera resolution:48 MP, Front-camera resolution:16 MP

Color:Graphite, Dimensions (width x height x thickness):3.0 inches (76 mm) x 6.3 inches (159 mm) x 0.3 inches (8.1 mm), Display type:IPS LCD, Screen resolution (width x height):720 x 1520, Pixel density:270 ppi, Display size:6.22 inch, OS:Android, Chipset:Mediatek MT6761 Helio A22, CPU specs:2.0GHz×4(Quad core), RAM size:2GB, Storage size:32GB, Rear-camera resolution:13 MP, Front-camera resolution:5 MP

Color:Ocean Blue/Comet Black/Dynamic Orabge/Misty Violet, Dimensions (width x height x thickness):3.0 inches (77.3 mm) x 6.7 inches (170.8 mm) x 0.4 inches (9.2 mm), Display type:IPS LCD, Screen resolution (width x height):720 x 1640, Pixel density:263 ppi, Display size:6.8 inch, OS:Android, Chipset:Mediatek Helio G70, CPU specs:2.0GHz+1.7GHz×8(OctaCore), RAM size:4GB, Storage size:64GB, Rear-camera resolution:16 MP, Front-camera resolution:8 MP