Both iKall Z3 and iKall Z7 (4GB RAM + 32 GB) comes with same RAM. In terms of display resolution, iKall Z7 (4GB RAM + 32 GB) has better resolution of 1520 x 720 than iKall Z3 which has resolution of 960 x 480. Both have the same amount of internal memory.
| Name | iKall Z3 | iKall Z7 (4GB RAM + 32 GB) | 
| RAM | 4 GB | 4 GB | 
|---|---|---|
| Display | 6 in | 6.26 in | 
| Internal Memory | 32 GB | 32 GB | 
| Battery | 4000 mAh | 4000 mAh | 
| Camera | 8 MP | 13 MP | 
| Price | Rs. 4999 | Rs. 5199 | 
The cost of iKall Z3 is Rs. 4999. The launch Date of the second phone is December 14, 2021 . The cost of iKall Z7 (4GB RAM + 32 GB) is Rs. 5199.
iKall Z7 (4GB RAM + 32 GB) has larger screen size of 6.26 inches in comparison to iKall Z3's 6 inch screen. iKall Z3 has IPS Screen type where as iKall Z7 (4GB RAM + 32 GB) has IPS LCD Screen type. iKall Z7 (4GB RAM + 32 GB) has display density of 269 PPI & iKall Z3 has only 179 PPI display density. iKall Z3 has 18:9 aspect ratio where as iKall Z7 (4GB RAM + 32 GB) has 19:9 aspect ratio.
Both mobiles come with 4 GB RAM and both have same Internal Memory of 32 GB.
iKall Z7 (4GB RAM + 32 GB)'s 13 MP Rear Camera outclasses iKall Z3's 8 MP Rear Camera in terms of resolution. iKall Z7 (4GB RAM + 32 GB) will be better choice if you're looking to click lot of selfies as it has better 8 MP Front Camera in comparison to iKall Z3's 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 10.0 and the second one on 10 version.
| Name | iKall Z3 | iKall Z7 (4GB RAM + 32 GB) | 
| General | ||
| Model | Z3 | Z7 | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | |
| Device Type | Smartphone | Smartphone | 
| Release Date | December 14, 2021 | |
| Design | ||
| Weight | 300 g | |
| Display | ||
| Type | Color IPS Screen | Color IPS LCD Screen (16M Colors) | 
| Touch | Yes | Yes | 
| Size | 6 inches, 480 x 960 pixels | 6.26 inches, 720 x 1520 pixels | 
| Aspect Ratio | 18:9 | 19:9 | 
| PPI | ~ 179 PPI | ~ 269 PPI | 
| Notch | Yes, Water Drop Notch | |
| Memory | ||
| RAM | 4 GB | 4 GB | 
| Storage | 32 GB | 32 GB | 
| Card Slot | Yes, upto 64 GB | Yes, upto 128 GB | 
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| VoLTE | Yes | Yes | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Bluetooth | Yes | Yes | 
| USB | Yes, microUSB | Yes, microUSB | 
| USB Features | USB Charging | |
| Extra | ||
| GPS | Yes | Yes with A-GPS | 
| Face Unlock | Yes | |
| 3.5mm Headphone Jack | Yes | Yes | 
| Camera | ||
| Rear Camera | 8 MP | 13 MP | 
| Auto Focus | Yes | Yes | 
| Features | Low light sensor, Continuous shots | Digital Zoom, Auto Flash | 
| Video Recording | Yes | 1080p | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 5 MP | 8 MP LED Flash  | 
| Front Video Recording | 1080p | |
| Technical | ||
| OS | Android v10.0 | Android v10 | 
| CPU | 1.3 GHz, Quad Core Processor | 1.3 GHz, Quad Core Processor | 
| Java | No | No | 
| Browser | Yes | Yes | 
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes | 
| Video | Yes | Yes | 
| FM Radio | Yes | No | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Removable Battery | Non-Removable Battery | 
| Size | 4000 mAh | 4000 mAh, Li-ion Battery |