Realme C31 (4GB RAM + 64GB) has better RAM than Realme U1 (3GB RAM + 32GB). In terms of display resolution, Realme U1 (3GB RAM + 32GB) has better resolution of 2340 x 1080 than Realme C31 (4GB RAM + 64GB) which has resolution of 1600 x 720. Realme C31 (4GB RAM + 64GB) has more internal memory than Realme U1 (3GB RAM + 32GB)
| Name | Realme C31 (4GB RAM + 64GB) | Realme U1 (3GB RAM + 32GB) |
| RAM | 4 GB | 3 GB |
|---|---|---|
| Display | 6.52 in | 6.3 in |
| Internal Memory | 64 GB | 32 GB |
| Battery | 5000 mAh | 3500 mAh |
| Camera | 13 MP + 2 MP + 2 MP Triple | 13 MP + 2 MP Dual |
| Price | Rs. 11599 | Rs. 8490 |
The launch Date of the first phone is March 31, 2022 . The cost of Realme C31 (4GB RAM + 64GB) is Rs. 11599. The launch Date of the second phone is November, 2018. The cost of Realme U1 (3GB RAM + 32GB) is Rs. 8490.
Realme C31 (4GB RAM + 64GB) has larger screen size of 6.52 inches in comparison to Realme U1 (3GB RAM + 32GB)'s 6.3 inch screen. Realme C31 (4GB RAM + 64GB) has IPS LCD Screen type where as Realme U1 (3GB RAM + 32GB) has Screen type. Realme U1 (3GB RAM + 32GB) has display density of 409 PPI & Realme C31 (4GB RAM + 64GB) has only 270 PPI display density. In terms of screen to body ratio, Realme U1 (3GB RAM + 32GB) has better screen to body ratio of ~ 90.8% than Realme C31 (4GB RAM + 64GB)'s ~ 88.7%. Realme C31 (4GB RAM + 64GB) has 20:08 aspect ratio where as Realme U1 (3GB RAM + 32GB) has 19.5:9 aspect ratio.
Realme C31 (4GB RAM + 64GB)'s larger 4 GB RAM is better for playing games and all with respect to Realme U1 (3GB RAM + 32GB)'s lower 3 GB RAM. Realme C31 (4GB RAM + 64GB) has more Internal Memory (64 GB) than Realme U1 (3GB RAM + 32GB) (32 GB).
They both have the same 13 MP + 2 MP + 2 MP Triple Rear Camera. Realme U1 (3GB RAM + 32GB) 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 C31 (4GB RAM + 64GB)'s 5 MP Front Camera.
Both the phones has Android Operating System but the first one runs on version 11 and the second one on v8.1 version.
| Name | Realme C31 (4GB RAM + 64GB) | Realme U1 (3GB RAM + 32GB) |
| General | ||
| Model | C31 | Realme U1 |
| 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 | March 31, 2022 | November, 2018 |
| Design | ||
| Dimensions | 76.19 x 164.74 x 8.43 mm | 74 x 157 x 8 mm |
| Weight | 197 g | 168 g |
| Display | ||
| Type | Color IPS LCD Screen (16.7M) | Color LTPS IPS LCD (16M Colors) |
| Touch | Yes, 120 Hz Touch Sampling Rate | Yes |
| Size | 6.52 inches, 720 x 1600 pixels, 60 Hz | 6.3 inches, 1080 x 2340 pixels |
| Aspect Ratio | 20:08 | 19.5:9 |
| PPI | ~ 270 PPI | ~ 409 PPI |
| Screen to Body Ratio | ~ 88.7% | ~ 90.8% |
| Features | Screen Contrast: 1500:1, 400 nits Brightness, Color Saturation: 70%, Supports Sunlight Screen | Corning Gorilla Glass 3 |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 3 GB |
| Storage | 64 GB | 32 GB |
| Storage Type | UFS 2.2 | |
| Card Slot | Yes, upto 1 TB | Yes, upto 256 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, v5.0 | Yes, v4.2 |
| USB | Yes, microUSB v2.0 | Yes, microUSB v2.0 |
| USB Features | USB on-the-go | USB on-the-go |
| Extra | ||
| GPS | GPS, AGPS, GALILEO, BEIDOU | yes with A-GPS, Glonass |
| Fingerprint Sensor | Yes, Side | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Accelerometer, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Camera | ||
| Rear Camera | 13 MP ƒ/1.8 (Wide Angle) 2 MP (Macro) Macro 2 MP ƒ/2.4 (Depth Sensor) | 13 MP + 2 MP |
| Camera Sensor | Sony IMX258 | |
| Auto Focus | Yes | Yes, yes Phase Detection autofocus |
| Features | Mode, Burst, Filter, Timelapse, Pro, Panorama, Macro, Night Pro, Portrait, HDR, 20 Continuous Shots | Digital Zoom, Auto Flash, Face detection, Touch to focus |
| Video Recording | 1080p, 720p, 480p | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 | 25 MP Water Drop Notch |
| Front Video Recording | 1080p | |
| Technical | ||
| OS | Android v11 | Android v8.1 (Oreo) |
| Chipset | Unisoc Tiger T612 | MediaTek Helio P70 |
| CPU | 1.82 GHz, Octa Core Processor | 2.1 GHz, Octa Core Processor |
| Core Details | 2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | |
| GPU | Mali G52 | ARM Mali-G72 MP3 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MIDI, MP3, OGG, WAV, WMA, MKA | MP3/eAAC+/WAV |
| Video | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV | MP4/H.264/FLAC |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 3500 mAh, Li-ion Battery |