Both Poco C51 (6GB RAM + 128 GB) and Xiaomi Redmi A3 (6GB RAM + 128GB) comes with same RAM. In terms of display resolution, Xiaomi Redmi A3 (6GB RAM + 128GB) has better resolution of 1650 x 720 than Poco C51 (6GB RAM + 128 GB) which has resolution of 1600 x 720. Both have the same amount of internal memory.
| Name | Poco C51 (6GB RAM + 128 GB) | Xiaomi Redmi A3 (6GB RAM + 128GB) | 
| RAM | 6 GB | 6 GB | 
|---|---|---|
| Display | 6.52 in | 6.71 in | 
| Internal Memory | 128 GB | 128 GB | 
| Battery | 5000 mAh | 5000 mAh | 
| Camera | 8 MP + 0.08 MP Dual | 8 MP Dual | 
| Price | Rs. 7899 | Rs. 7930 | 
The launch Date of the first phone is April 07, 2023. The cost of Poco C51 (6GB RAM + 128 GB) is Rs. 7899. The launch Date of the second phone is February 14, 2024. The cost of Xiaomi Redmi A3 (6GB RAM + 128GB) is Rs. 7930.
Xiaomi Redmi A3 (6GB RAM + 128GB) has larger screen size of 6.71 inches in comparison to Poco C51 (6GB RAM + 128 GB)'s 6.52 inch screen. There is IPS Screen Type in both the phones. Poco's phone has display density of 269 PPI & Xiaomi's phone has only 263 PPI display density. In terms of screen to body ratio, Xiaomi's phone has better screen to body ratio of ~ 90% than Poco's phone ~ 81%. Poco C51 (6GB RAM + 128 GB) has 20:9 aspect ratio where as Xiaomi Redmi A3 (6GB RAM + 128GB) has 20.5:9 aspect ratio.
Both phones come with 6 GB RAM and both have same Internal Memory of 128 GB.
They both have the same 8 MP + 0.08 MP Dual Rear Camera. Both of them stand equal in terms of Front Camera Resolution as both have 5 MP Front Camera.
Both the phones run on Android Operating System Version 13.
| Name | Poco C51 (6GB RAM + 128 GB) | Xiaomi Redmi A3 (6GB RAM + 128GB) | 
| General | ||
| Model | C51 | Redmi A3 | 
| Sim Type | Dual Sim, GSM+GSM | Dual Sim, GSM+GSM | 
| Dual Sim | Yes | Yes | 
| Sim Size | Nano SIM | Nano+Nano SIM | 
| Device Type | Smartphone | Smartphone | 
| Release Date | April 07, 2023 | February 14, 2024 | 
| In The Box | Handset, Adapter, USB Type-C Cable, Sim Eject Tool, Quick Start Guide, Warranty Card | |
| Design | ||
| Dimensions | 76.75 x 164.9 x 9.09 mm | 76.3 x 168.3 x 8.32 mm | 
| Weight | 192 g | 199 g | 
| Colors | Power Black, Royal Blue | Olive Green, Midnight Black, Lake Blue | 
| Display | ||
| Type | Color IPS Screen (16M Colors) | Color IPS Screen (16M Colors) | 
| Touch | Yes, 120 Hz Touch Sampling Rate | Yes | 
| Size | 6.52 inches, 720 x 1600 pixels, 60 Hz | 6.71 inches, 720 x 1650 pixels, 90 Hz | 
| Aspect Ratio | 20:9 | 20.5:9 | 
| PPI | ~ 269 PPI | ~ 263 PPI | 
| Screen to Body Ratio | ~ 81% | ~ 90% | 
| Glass Type | Corning Gorilla Glass 3 | |
| Features | 400 nits (Typ.) Brightness, Scratch Resistant Display | Brightness: 500 nits | 
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch | 
| Memory | ||
| RAM | 6 GB | 6 GB | 
| Expandable RAM | Upto 5 GB Extra Virtual RAM | Upto 6 GB Extra Virtual RAM | 
| Storage | 128 GB | 128 GB | 
| Card Slot | Yes, upto 1 TB | Yes, upto 1 TB | 
| Connectivity | ||
| GPRS | Yes | Yes | 
| EDGE | Yes | Yes | 
| 3G | Yes | Yes | 
| 4G | Yes | Yes | 
| VoLTE | Yes, Dual Stand-By | Yes, Dual Stand-By | 
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot | 
| Wifi Version | Wi-Fi 802.11 a/b/g/n | 802.11 a/b/g/n/ac, 2.4GHz/5GHz | 
| Bluetooth | Yes, v5.0 | Yes, v5.3 | 
| USB | Yes, microUSB v2.0 | Yes, USB-C v2.0 | 
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging | 
| IR Blaster | No | No | 
| Extra | ||
| GPS | Yes, with A-GPS, AGPS, GLONASS, BEIDOU | Yes, with GPS, AGPS, Glonass, Beidou | 
| Fingerprint Sensor | Yes, Rear | Yes, Side | 
| Face Unlock | Yes | Yes | 
| Sensors | Accelerometer | Ambient Light Sensor, Proximity Sensor, Accelerometer | 
| 3.5mm Headphone Jack | Yes | Yes | 
| Splash Resistant | Yes | Yes | 
| Extra Features | SAR Limit: 1.6 W/kg, Head: 0.839 W/kg, Body: 0.773 W/kg, Speaker : Mono | |
| Camera | ||
| Rear Camera | 8 MP ƒ/2 (Wide Angle) 0.08 MP (Depth Sensor) | 8 MP ƒ/2 (Wide Angle) AI Lens | 
| Auto Focus | Yes | Yes | 
| Features | HDR | HDR Mode, Photo Mode, Video Mode, Portrait Mode, Film Filters, Timelapse, Timed Burst, Voice Shutter, Palm Shutter, Watermark, Google Lens | 
| Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD | 
| Flash | Yes, Dual LED | Yes, Dual LED | 
| Front Camera | 5 MP ƒ/2.2 | 5 MP ƒ/2.2 | 
| Front Video Recording | 1080p @ 30 fps FHD | 1080p @ 30 fps FHD | 
| Technical | ||
| OS | Android v13 | Android v13 | 
| Chipset | Mediatek Helio G36 | Mediatek Helio G36 | 
| CPU | 2.2 GHz, Octa Core Processor | 2.2 GHz, Octa Core Processor | 
| Core Details | 4x Cortex-A53@2.2 GHz & 4x Cortex-A53@1.7 GHz | 4x Cortex-A53@2.2 GHz & 4x Cortex-A53@1.7 GHz | 
| GPU | PowerVR GE8320 | PowerVR GE8320 | 
| Java | No | No | 
| Browser | Yes, supports HTML5 | Yes, supports HTML5 | 
| Multimedia | ||
| Yes | Yes | |
| Music | MP3, AMR, FLAC, APE | MP3, AMR, FLAC, APE | 
| Video | MP4, M4V. MKV, XVID | MP4, M4V. MKV, XVID | 
| FM Radio | Yes, with FM Recording | Yes | 
| Document Reader | Yes | Yes | 
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery | 
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery | 
| Fast Charging | Yes, 10W Fast Charging | Yes, 10W Fast Charging |