Both Realme 3i (4GB RAM + 64GB) and Realme 3 Pro comes with same RAM. In terms of display resolution, Realme 3 Pro has better resolution of 2340 x 1080 than Realme 3i (4GB RAM + 64GB) which has resolution of 1520 x 720. Both have the same amount of internal memory.
| Name | Realme 3i (4GB RAM + 64GB) | Realme 3 Pro | 
| RAM | 4 GB | 4 GB | 
|---|---|---|
| Display | 6.22 in | 6.3 in | 
| Internal Memory | 64 GB | 64 GB | 
| Battery | 4230 mAh | 4045 mAh | 
| Camera | 13 MP + 2 MP Dual | 16 MP + 5 MP Dual | 
| Price | Rs. 8473 | Rs. 11990 | 
The launch Date of the first phone is July 15, 2019. The cost of Realme 3i (4GB RAM + 64GB) is Rs. 8473. The launch Date of the second phone is April 22, 2019. The cost of Realme 3 Pro is Rs. 11990.
Realme 3 Pro has larger screen size of 6.3 inches in comparison to Realme 3i (4GB RAM + 64GB)'s 6.22 inch screen. There is IPS LCD Screen Type in both the phones. Realme 3 Pro has display density of 409 PPI & Realme 3i (4GB RAM + 64GB) has only 270 PPI display density. In terms of screen to body ratio, Realme 3 Pro has better screen to body ratio of ~ 90.8% than Realme 3i (4GB RAM + 64GB)'s ~ 88.3%. Realme 3i (4GB RAM + 64GB) has 19:9 aspect ratio where as Realme 3 Pro has 19.5:9 aspect ratio.
Both phones come with 4 GB RAM and both have same Internal Memory of 64 GB.
Realme 3 Pro's 16 MP + 5 MP Dual Rear Camera outshines Realme 3i (4GB RAM + 64GB)'s 13 MP + 2 MP Dual Rear Camera in terms of resolution. Realme 3 Pro will be better choice if you're looking to click lot of selfies as it has better 25 MP Front Camera in comparison to Realme 3i (4GB RAM + 64GB)'s 13 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 9.0 and the second one on v9.0 (Pie) version.
| Name | Realme 3i (4GB RAM + 64GB) | Realme 3 Pro | 
| General | ||
| Model | Realme 3i | Realme 3 Pro | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano+Nano SIM | Nano+Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | July 15, 2019 | April 22, 2019 | 
| Design | ||
| Dimensions | 75.6 x 156.1 x 8.3 mm | 74.2 x 156.8 x 8.3 mm | 
| Weight | 175 g | 172 g | 
| Display | ||
| Type | Color IPS LCD Screen (16M Colors) | Color IPS LCD Screen (16M Colors) | 
| Touch | Yes | Yes | 
| Size | 6.22 inches, 720 x 1520 pixels | 6.3 inches, 1080 x 2340 pixels | 
| Aspect Ratio | 19:9 | 19.5:9 | 
| PPI | ~ 270 PPI | ~ 409 PPI | 
| Screen to Body Ratio | ~ 88.3% | ~ 90.8% | 
| Features | Corning Gorilla Glass 3 | Corning Glass 5 | 
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch | 
| Memory | ||
| RAM | 4 GB | 4 GB | 
| Storage | 64 GB | 64 GB | 
| Card Slot | Yes, upto 256 GB | Yes, upto 256 GB | 
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| VoLTE | Yes, Dual Stand-By | Yes | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Bluetooth | Yes, v4.2 | Yes, 5.0 | 
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 | 
| USB Features | USB on-the-go, USB Charging, USB Storage | USB Charging, USB Storage | 
| Extra | ||
| GPS | Yes, with A-GPS, GLONASS | yes with A-GPS | 
| Fingerprint Sensor | Yes, Rear | Yes, Rear | 
| Face Unlock | Yes | Yes | 
| Sensors | Accelerometer, Proximity, E-Compass, Light Sensor, Gravity Sensor | E-Compass, Light Sensor, Proximity Sensor, Gravity Sensor, Accelerometer Sensor | 
| 3.5mm Headphone Jack | Yes | Yes | 
| Camera | ||
| Rear Camera | 13 MP ƒ/1.8 (Main) 2 MP ƒ/2.4 (Depth Sensor) | 16 MP ƒ/1.7 (Main) 5 MP ƒ/2.4 (Depth Sensor) | 
| Auto Focus | Yes | Yes | 
| Features | Nightscape, Hybrid HDR, Chroma Boost, Portrait Mode | Nightscape, Ultra HD, Chroma Boost, Portrait Mode, Expert Mode, HDR | 
| Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | 1080p @ 120/30 fps FHD, 720p @ 960 fps HD, 2K @ 30 fps QHD | 
| Flash | Yes, LED | Yes, LED | 
| Front Camera | 13 MP ƒ/2 | 25 MP ƒ/2 | 
| Front Video Recording | 1080p @ 30 fps FHD, 720p @ 30 fps HD | |
| Technical | ||
| OS | Android v9.0 (Pie) | Android v9.0 (Pie) | 
| Chipset | Mediatek Helio P60 | Qualcomm Snapdragon 710 AIE | 
| CPU | 2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor | 
| Core Details | 4x2.0 GHz Cortex-A73 & 4x2.0 GHz Cortex-A53 | 2.2 GHz, Dual core, Kryo 360 + 1.7 GHz, Hexa Core, Kryo 360 | 
| GPU | Mali-G72 MP3 | Adreno 616 | 
| Java | No | Yes | 
| Browser | Yes, supports HTML5 | Yes, supports HTML5 | 
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AAC, APE, AMR, WAV, MID, OGG, FLAC, WMA | Yes | 
| Video | AVI, 3GP, MP4, WMV, MKV, MOV, ASF, FLV | Yes | 
| FM Radio | No | Yes | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 4230 mAh, Li-ion Battery | 4045 mAh, Li-ion Battery | 
| Fast Charging | Yes, VOOC 3.O Flash Charge | |