Oppo Reno 5 Z 5G has better RAM than Oppo Reno Z. In terms of display resolution, Oppo Reno 5 Z 5G has better resolution of 2400 x 1080 than Oppo Reno Z which has resolution of 2340 x 1080. Both have the same amount of internal memory.
| Name | Oppo Reno 5 Z 5G | Oppo Reno Z | 
| RAM | 8 GB | 4 GB | 
|---|---|---|
| Display | 6.43 in | 6.4 in | 
| Internal Memory | 128 GB | 128 GB | 
| Battery | 4310 mAh | 4035 mAh | 
| Camera | 48 MP Quad | 48 MP + 5 MP Dual | 
| Price | Rs. 29990 | Rs. 26999 | 
The launch Date of the first phone is April 07, 2021. The Expected cost of Oppo Reno 5 Z 5G is Rs. 29990. The launch Date of the second phone is July 5, 2019. The cost of Oppo Reno Z is Rs. 26999.
Oppo Reno 5 Z 5G has larger screen size of 6.43 inches in comparison to Oppo Reno Z's 6.4 inch screen. There is AMOLED Screen Type in both the phones. Oppo Reno Z has display density of 403 PPI & Oppo Reno 5 Z 5G has only 401 PPI display density. In terms of screen to body ratio, Oppo Reno 5 Z 5G has better screen to body ratio of ~ 90.8% than Oppo Reno Z's ~ 85.3%. Oppo Reno 5 Z 5G has 20:9 aspect ratio where as Oppo Reno Z has 19.5:9 aspect ratio.
Oppo Reno 5 Z 5G's larger 8 GB RAM is better for playing games and all with respect to Oppo Reno Z's lower 4 GB RAM. and both have same Internal Memory of 128 GB.
They both have the same 48 MP Quad Rear Camera. Oppo Reno Z will be better choice if you're looking to click lot of selfies as it has better 32 MP Front Camera in comparison to Oppo Reno 5 Z 5G's 16 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 11 and the second one on 9.0 (Pie) version.
| Name | Oppo Reno 5 Z 5G | Oppo Reno Z | 
| General | ||
| Model | Reno5 Z 5G | Reno Z | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | April 07, 2021 | July 5, 2019 | 
| Design | ||
| Dimensions | 73.4 x 160.1 x 7.8 mm | 74.9 x 157.3 x 9.1 mm | 
| Weight | 173 g | 186 g | 
| Display | ||
| Type | Color AMOLED Screen (16M Colors) | Color AMOLED Screen (16M Colors) | 
| Touch | Yes | Yes | 
| Size | 6.43 inches, 1080 x 2400 pixels, 120 Hz | 6.4 inches, 1080 x 2340 pixels | 
| Aspect Ratio | 20:9 | 19.5:9 | 
| PPI | ~ 401 PPI | ~ 403 PPI | 
| Screen to Body Ratio | ~ 90.8% | ~ 85.3% | 
| Glass Type | Corning Gorilla Glass 3 | |
| Features | HDR10 | |
| Notch | Yes, Punch Hole | Yes, Water Drop Notch | 
| Memory | ||
| RAM | 8 GB | 4 GB | 
| Storage | 128 GB | 128 GB | 
| Storage Type | UFS 2.1 | |
| Card Slot | Yes, upto 256 GB | |
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| 5G | Yes | |
| VoLTE | Yes, Dual Stand-By | Yes | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Bluetooth | Yes, v5.1, A2DP, LE | Yes, v5.0 | 
| USB | Yes, USB-C v2.0 | Yes, USB-C v1.0 | 
| USB Features | USB on-the-go, USB Charging | USB on-the-go | 
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS, BDS | Yes, with A-GPS, GLONASS, GALILEO, BDS | 
| Fingerprint Sensor | Yes, In Display | Yes, In Display | 
| Face Unlock | Yes | Yes | 
| Sensors | Accelerometer, Gyro, Proximity, Compass | Accelerometer, Gyro, Proximity, Compass | 
| 3.5mm Headphone Jack | Yes | Yes | 
| NFC | Yes | |
| Camera | ||
| Rear Camera | 48 MP ƒ/1.7 (Wide Angle) 8 MP ƒ/2.2 (Ultra Wide) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor)  | 48 MP ƒ/1.7 (Wide Angle) 5 MP ƒ/2.4 (Depth Sensor)  | 
| Auto Focus | Yes | Yes | 
| Features | HDR, Panorama | HDR, Panorama | 
| Video Recording | 4K @ 30 fps UHD, 1080p @ 30 fps FHD | 2160p @ 30 fps UHD, 1080p @ 30 fps FHD | 
| Flash | Yes, LED | Yes, Dual LED | 
| Front Camera | 16 MP ƒ/2 (Wide Angle) Punch Hole  | 32 MP ƒ/2 | 
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD | 
| Technical | ||
| OS | Android v11 | Android v9.0 (Pie) | 
| Chipset | MediaTek Dimensity 800U | Mediatek Helio P90 | 
| CPU | 2.4 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor | 
| Core Details | Octa-core 2.4 GHz | 2x2.0 GHz Cortex-A75 & 6x2.0 GHz Cortex-A55 | 
| GPU | Mali-G57 | PowerVR GM9446 | 
| Java | No | No | 
| Browser | Yes, supports HTML5 | Yes, supports HTML5 | 
| Multimedia | ||
| Yes | Yes | |
| Music | Yes | Yes | 
| Video | Yes | Yes | 
| FM Radio | No | No | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 4310 mAh, Li-Po Battery | 4035 mAh, Li-Po Battery | 
| Fast Charging | Yes, 30W Fast Charging | Yes, 20W VOOC 3.0 |