SCREEN Injoo i1s: 5 inches Lumia 530: 4 inches MEMORY Injoo i1s: 8GB, plus micro SD card slot Lumia 530: 4GB (expandable to 128GB) CAMERA Injoo i1s: 5MP back with LED flash, 0.3MP front-facing Lumia 530: 5MP (no front facing camera) OPERATING SYSTEM Injoo i1s: Android 4.4.2 KitKat Lumia 530:Windows 8.1 PROCESSOR Injoo i1s: Mediatex MT6592 Lumia 530: 1.2 GHz Qualcomm Snapdragon 200 4G READY Injoo i1s: NO Lumia 530: NO STREET PRICE Injoo i1s: ₦14,000 Lumia 530:₦19,500 Overall, the Injoo i1s trumps the Lumia 530 despite coming at a cheaper price and even access to much more applications on the Android platform but if you care about the brand and after sales service and support you get by buying from a recognized manufacturer, you might as well stick with the Lumia 530.