Display
Oppo K3: 6.5-inch full-HD+ (1080×2340 pixels) AMOLED display Vivo Z1 Pro: 6.53-inch Full-HD+ LCD display with a hole-punch design, protected with Corning Gorilla Glass 5 Redmi Note 7 Pro: 6.3-inch FHD+ Dot Notch display, protected with Corning Gorilla Glass 5
Processor
Oppo K3: Qualcomm‘s Snapdragon 710 SoC Vivo Z1 Pro: Qualcomm’s Snapdragon 712 AIE chipset Redmi Note 7 Pro: Qualcomm’s Snapdragon 675 processor
Rear camera(s)
Oppo K3: Dual rear camera setup with a 16MP sensor and a 2MP sensor Vivo Z1 Pro: Triple rear camera setup with a 16MP sensor, an 8MP sensor and a 2MP sensor. Redmi Note 7 Pro: Dual rear camera setups with a 48MP and a 5MP sensor.
Selfie camera
Oppo K3: 16MP pop-up selfie camera Vivo Z1 Pro: 32MP selfie camera Redmi Note 7 Pro: 13MP AI front camera
RAM and storage
Oppo K3: 6GB RAM/64GB internal storage, 8GB of RAM/128GB of internal storage Vivo Z1 Pro: 4GB RAM/64GB internal storage, 6GB RAM/64GB onboard storage and 6GB RAM/128GB storage. Redmi Note 7 Pro: 4GB RAM/64GB onboard storage and 6GB RAM/128GB internal storage.
Battery
Oppo K3: 3,765mAh battery Vivo Z1 Pro: 5,000mAh battery Redmi Note 7 Pro: 4,000mAh battery
Operating system
Oppo K3: Android 9.0 Pie shinned with ColorOS 6.0 Vivo Z1 Pro: Android 9 Pie skinned with FunTouch OS 9.0 Redmi Note 7 Pro: Android 9 Pie skinned with MIUI 10
Price
Oppo K3: Rs 16990 for the 6GB/64GB storage, Rs 19,990 for the 8GB/128GB storage Vivo Z1 Pro: Rs 14,990 for the 4GB RAM/64GB storage, Rs 16,990 for 6GB RAM/64GB, Rs 17,990 for 6GB RAM/128GB storage Redmi Note 7 Pro: Rs 13,999 for the 4GB RAM/ 64GB storage and Rs 16,999 for the 6GB RAM/ 128GB storage.
Our Take
Among Oppo K3, Vivo Z1 Pro and Redmi Note 7 Pro, the choice can be made easy depending on what your preferences are. If you want a good camera and gaming performance, go for Oppo K3. Opt for Vivo Z1 Pro for a good battery and Redmi Note 7 Pro outperforms others in terms of the primary camera sensor. For the latest gadget and tech news, and gadget reviews, follow us on Twitter, Facebook and Instagram. For newest tech & gadget videos subscribe to our YouTube Channel. You can also stay up to date using the Gadget Bridge Android App.