Compare vivo U3 with 4224 devices. You can see which you should buy through this compiled table

Color:/, Dimensions (width x height x thickness):2.7 inches (69.5 mm) x 5.6 inches (142 mm) x 0.3 inches (6.8 mm), Weight:122 oz (122 g), Display type:IPS, Screen resolution (width x height):720 x 1280, Pixel density:293 ppi, Display size:5 inch, OS:Android, Chipset:MT6735, CPU specs:1.3GHz×4(Quad core), RAM size:2GB, Storage size:16GB, Battery capacity:2200 mAh, Rear-camera resolution:13 MP, Front-camera resolution:5 MP

Color:-111, Dimensions (width x height x thickness):2.6 inches (67 mm) x 5.2 inches (133 mm) x 0.4 inches (10.4 mm), Weight:125 oz (125 g), Display type:IPS, Screen resolution (width x height):480 x 854, Pixel density:217 ppi, Display size:4.5 inch, OS:Android, Chipset:MediaTek MT6735A, CPU specs:1.3GHz×4(Quad core), RAM size:2GB, Storage size:16GB, Battery capacity:2200 mAh, Rear-camera resolution:5 MP, Front-camera resolution:5 MP

Color:Midnight Blue/Meteor Silver, Dimensions (width x height x thickness):3.0 inches (75.7 mm) x 6.0 inches (153 mm) x 0.3 inches (7.9 mm), Weight:165 oz (165 g), Display type:IPS LCD, Screen resolution (width x height):1080 x 2246, Pixel density:401 ppi, Display size:6.2 inch, OS:Android, Chipset:Qualcomm SDM845 Snapdragon 845, CPU specs:2.7GHz+1.7GHz×8(OctaCore), RAM size:8GB, Storage size:256GB, Battery capacity:3300 mAh, Rear-camera resolution:12 MP, Front-camera resolution:8 MP

Color:Deepsea Black/Sunlight Gold/Ruby Red, Dimensions (width x height x thickness):2.8 inches (70.9 mm) x 5.8 inches (147.3 mm) x 0.3 inches (8.7 mm), Weight:150 oz (150 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1440, Pixel density:292 ppi, Display size:5.5 inch, OS:Android, Chipset:Qualcomm MSM8917 Snapdragon 425 ,Qualcomm MSM8937 Snapdragon 430, CPU specs:1.4GHz×4(Quad core), RAM size:3GB, Storage size:32GB, Battery capacity:4000 mAh, Rear-camera resolution:13 MP, Front-camera resolution:13 MP

Color:Gunmetal Gray/Gold/Silver+Gold, Dimensions (width x height x thickness):2.7 inches (69.7 mm) x 5.7 inches (144.6 mm) x 0.4 inches (9.6 mm), Weight:158 oz (158 g), Display type:Super LCD3, Screen resolution (width x height):1080 x 1920, Pixel density:440 ppi, Display size:5 inch, OS:Android, Chipset:Mediatek MT6795T Helio X10, CPU specs:2.2GHz×8(OctaCore), RAM size:2GB, Storage size:16GB, Battery capacity:2840 mAh, Rear-camera resolution:13 MP, Front-camera resolution:4 MP

Color:Quite Black/Very Silver/Really Blue, Dimensions (width x height x thickness):3.0 inches (75.7 mm) x 6.1 inches (154.7 mm) x 0.3 inches (8.5 mm), Weight:168 oz (168 g), Display type:AMOLED, Screen resolution (width x height):1440 x 2560, Pixel density:534 ppi, Display size:5.5 inch, OS:Android, Chipset:Qualcomm MSM8996 Snapdragon 821, CPU specs:2.15GHz+1.6GHz×4(Quad core), RAM size:4GB, Storage size:128GB, Battery capacity:3450 mAh, Rear-camera resolution:3 MP, Front-camera resolution:8 MP

Color:Black, Dimensions (width x height x thickness):2.9 inches (73 mm) x 5.7 inches (145 mm) x 0.3 inches (8.3 mm), Weight:155 oz (155 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1280, Pixel density:293 ppi, Display size:5 inch, OS:Android, Chipset:Cortex-A53, CPU specs:1.0GHz×4(Quad core), RAM size:1GB, Storage size:8GB, Battery capacity:3050 mAh, Rear-camera resolution:8 MP, Front-camera resolution:2 MP

Color:Deep Sea Blue/White, Dimensions (width x height x thickness):3.0 inches (75 mm) x 5.8 inches (148 mm) x 0.4 inches (10.9 mm), Weight:169 oz (169 g), Display type:IPS LCD, Screen resolution (width x height):1080 x 1920, Pixel density:400 ppi, Display size:5.5 inch, OS:Android, Chipset:Qualcomm MSM8939 Snapdragon 615, CPU specs:1.7GHz+1.0GHz×8(OctaCore), RAM size:2GB, Storage size:16GB, Battery capacity:3630 mAh, Rear-camera resolution:21 MP, Front-camera resolution:5 MP

Color:Black Onyx/Silver Titanium/Gold Platinum/Coral Blue, Dimensions (width x height x thickness):2.9 inches (72.6 mm) x 5.9 inches (150.9 mm) x 0.3 inches (7.7 mm), Weight:157 oz (157 g), Display type:Super AMOLED, Screen resolution (width x height):1440 x 2560, Pixel density:534 ppi, Display size:5.5 inch, OS:Android, Chipset:Qualcomm MSM8996 Snapdragon 820, CPU specs:2.15GHz+1.6GHz×4(Quad core), RAM size:4GB, Storage size:32GB, Battery capacity:3600 mAh, Rear-camera resolution:12 MP, Front-camera resolution:5 MP

Color:True Black/Bleen/Blue/Rubi Red/Gold/Rose Gold, Dimensions (width x height x thickness):2.9 inches (72.7 mm) x 5.7 inches (145 mm) x 0.4 inches (9.2 mm), Weight:159 oz (159 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1280, Pixel density:293 ppi, Display size:5 inch, OS:Android, Chipset:Qualcomm MSM8909v2 Snapdragon 212, CPU specs:1.3GHz×4(Quad core), RAM size:1GB, Storage size:8GB, Battery capacity:2500 mAh, Rear-camera resolution:8 MP, Front-camera resolution:5 MP

Color:Blue,red,white, Dimensions (width x height x thickness):2.6 inches (67.2 mm) x 5.3 inches (135.8 mm) x 0.3 inches (7.2 mm), Weight:120 oz (120 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1280, Pixel density:312 ppi, Display size:4.7 inch, OS:Android, Chipset:Qualcomm MSM8212 Snapdragon 200, CPU specs:1.2GHz×4(Quad core), RAM size:1GB, Storage size:8GB, Battery capacity:1780 mAh, Rear-camera resolution:8 MP, Front-camera resolution:2 MP

Color:Dark Blue & White, Dimensions (width x height x thickness):2.4 inches (61 mm) x 4.6 inches (118 mm) x 0.5 inches (11.8 mm), Weight:103.8 oz (103.8 g), Display type:TFT, Screen resolution (width x height):320 x 480, Pixel density:164 ppi, Display size:3.5 inch, OS:Android, Chipset:Mediatek MT6572, CPU specs:1.0GHz×2(Dual core), RAM size:256.0MB, Storage size:2GB, Battery capacity:1400 mAh, Rear-camera resolution:2 MP

Color:White Pearl/Black Sapphire/Gold Platinum/Blue Topaz, Dimensions (width x height x thickness):2.8 inches (70.5 mm) x 5.6 inches (143.4 mm) x 0.3 inches (6.8 mm), Weight:138 oz (138 g), Display type:Super AMOLED, Screen resolution (width x height):1440 x 2560, Pixel density:575 ppi, Display size:5.1 inch, OS:Android, Chipset:Exynos 7420 Octa, CPU specs:2.1GHz+1.5GHz×8(OctaCore), RAM size:3GB, Storage size:128GB, Battery capacity:2550 mAh, Rear-camera resolution:16 MP, Front-camera resolution:5 MP

Color:Crystal Black, Dimensions (width x height x thickness):2.8 inches (70.9 mm) x 5.9 inches (148.6 mm) x 0.3 inches (7.4 mm), Weight:148.8 oz (148.8 g), Display type:IPS LCD, Screen resolution (width x height):1080 x 1920, Pixel density:423 ppi, Display size:5.2 inch, OS:Android, Chipset:Qualcomm MSM8953 Snapdragon 625, CPU specs:2.0GHz×8(OctaCore), RAM size:3GB, Storage size:32GB, Battery capacity:2620 mAh, Rear-camera resolution:12 MP, Front-camera resolution:8 MP

Color:Deepsea Black/Sunlight Gold, Dimensions (width x height x thickness):2.8 inches (70.9 mm) x 5.8 inches (147.3 mm) x 0.3 inches (8.7 mm), Weight:150 oz (150 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1440, Pixel density:295 ppi, Display size:5.45 inch, OS:Android, Chipset:Qualcomm MSM8937 Snapdragon 430, CPU specs:1.4GHz×8(OctaCore), RAM size:3GB, Storage size:32GB, Battery capacity:4000 mAh, Rear-camera resolution:13 MP, Front-camera resolution:8 MP

Color:Black, Dimensions (width x height x thickness):3.1 inches (78 mm) x 6.4 inches (163 mm) x 0.5 inches (13 mm), Weight:250 oz (250 g), Display type:IPS LCD, Screen resolution (width x height):1080 x 1920, Pixel density:423 ppi, Display size:5.2 inch, OS:Android, Chipset:Qualcomm SDM630 Snapdragon 630, CPU specs:2.2GHz×8(OctaCore), RAM size:4GB, Storage size:64GB, Battery capacity:4500 mAh, Rear-camera resolution:16 MP, Front-camera resolution:8 MP

Color:Black/White/Blue/Coral, Dimensions (width x height x thickness):2.7 inches (69.7 mm) x 5.8 inches (147.4 mm) x 0.3 inches (8.4 mm), Weight:141 oz (141 g), Display type:PLS TFT, Screen resolution (width x height):720 x 1560, Pixel density:296 ppi, Display size:5.8 inch, OS:Android, Chipset:Exynos 7884, CPU specs:1.6GHz+1.35GHz×8(OctaCore), RAM size:3GB, Storage size:32GB, Battery capacity:3000 mAh, Rear-camera resolution:13 MP, Front-camera resolution:8 MP

Color:Ink blue/Jade Red, Dimensions (width x height x thickness):3.0 inches (76.7 mm) x 6.3 inches (159.4 mm) x 0.4 inches (8.9 mm), Weight:190 oz (190 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1544, Pixel density:268 ppi, Display size:6.35 inch, OS:Android, Chipset:Mediatek MT6765 Helio P35, CPU specs:2.3GHz+1.8GHz×8(OctaCore), RAM size:4GB, Storage size:64GB, Battery capacity:5000 mAh, Rear-camera resolution:13 MP, Front-camera resolution:8 MP

Color:Blue/Black, Dimensions (width x height x thickness):2.9 inches (74.8 mm) x 6.1 inches (156.2 mm) x 0.3 inches (8.5 mm), Weight:170 oz (170 g), Display type:IPS LCD, Screen resolution (width x height):720 x 1520, Pixel density:271 ppi, Display size:6.2 inch, OS:Android, Chipset:Mediatek MT6762 Helio P22, CPU specs:2.0GHz×8(OctaCore), RAM size:3GB, Storage size:32GB, Battery capacity:3850 mAh, Rear-camera resolution:13 MP, Front-camera resolution:16 MP

Color:Yellow+Blue, Dimensions (width x height x thickness):3.0 inches (77 mm) x 6.5 inches (165 mm) x 0.4 inches (9.5 mm), Weight:195 oz (195 g), 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 765G, CPU specs:2.4GHz+2.2GHz+1.8GHz×8(OctaCore), RAM size:4GB, Storage size:64GB, Battery capacity:4000 mAh, Rear-camera resolution:48 MP, Front-camera resolution:16 MP

Color:Blue/White/Black/Green/Orange+Peach, Dimensions (width x height x thickness):2.9 inches (74.8 mm) x 6.5 inches (164 mm) x 0.3 inches (7.9 mm), Weight:192 oz (192 g), Display type:Super AMOLED, Screen resolution (width x height):1080 x 2400, Pixel density:400 ppi, Display size:6.57 inch, OS:Android, Chipset:Qualcomm SDM765 Snapdragon 765G, CPU specs:2.4GHz+2.2GHz+1.8GHz×8(OctaCore), RAM size:8GB, Storage size:256GB, Battery capacity:4160 mAh, Rear-camera resolution:48 MP, Front-camera resolution:16 MP

Color:Black/White/Blue/Pink/Green, Dimensions (width x height x thickness):2.9 inches (72.5 mm) x 6.3 inches (159.6 mm) x 0.3 inches (7.6 mm), Weight:172 oz (172 g), Display type:AMOLED, Screen resolution (width x height):1080 x 2400, Pixel density:401 ppi, Display size:6.55 inch, OS:Android, Chipset:Qualcomm SDM765 Snapdragon 765G, CPU specs:2.4GHz+2.2GHz+1.8GHz×8(OctaCore), RAM size:12GB, Storage size:256GB, Battery capacity:4000 mAh, Rear-camera resolution:48 MP, Front-camera resolution:32 MP

Color:Blue, Dimensions (width x height x thickness):2.9 inches (74 mm) x 6.6 inches (168 mm) x 0.4 inches (9 mm), Weight:207 oz (207 g), Display type:LTPS IPS LCD, Screen resolution (width x height):1080 x 2520, Pixel density:409 ppi, Display size:6.7 inch, OS:Android, Chipset:Qualcomm SDM765 Snapdragon 765, CPU specs:2.3GHz+2.2GHz+1.8GHz×8(OctaCore), RAM size:6GB, Storage size:128GB, Battery capacity:5000 mAh, Rear-camera resolution:48 MP, Front-camera resolution:16 MP

Color:Mystic Bronze/Mystic Black/Mystic White, Dimensions (width x height x thickness):3.0 inches (77.2 mm) x 6.5 inches (164.8 mm) x 0.3 inches (8.1 mm), Weight:208 oz (208 g), Display type:Dynamic AMOLED 2X, Screen resolution (width x height):1440 x 3088, Pixel density:493 ppi, Display size:6.9 inch, OS:Android, Chipset:Exynos 990, CPU specs:2.73GHz+2.5GHz+2.0GHz×8(OctaCore), RAM size:12GB, Storage size:512GB, Battery capacity:4500 mAh, Rear-camera resolution:108 MP, Front-camera resolution:10 MP