Realme C51 vs Realme C21Y (4GB RAM + 64GB)
Quick Comparison
Both Realme C51 and Realme C21Y (4GB RAM + 64GB) comes with same RAM. Both have the same amount of internal memory.
| Name | Realme C51 | Realme C21Y (4GB RAM + 64GB) |
| RAM | 4 GB | 4 GB |
|---|---|---|
| Display | 6.74 in | 6.5 in |
| Internal Memory | 64 GB | 64 GB |
| Battery | 5000 mAh | 5000 mAh |
| Camera | 50 MP + 0.08 MP Dual | 13 MP + 2 MP + 2 MP Triple |
| Price | Rs. 8999 | Rs. 8490 |
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Detailed Comparison
Price And Launch
The launch Date of the first phone is September 04, 2023. The cost of Realme C51 is Rs. 8999. The launch Date of the second phone is August 23, 2021. The cost of Realme C21Y (4GB RAM + 64GB) is Rs. 8490.
Display comparison
Realme C21Y (4GB RAM + 64GB) has screen size of 6.5 inches which falls short to Realme C51's 6.74 inch screen. Realme C51 has IPS Screen type where as Realme C21Y (4GB RAM + 64GB) has IPS LCD Screen type. Realme C21Y (4GB RAM + 64GB) has display density of 269 PPI & Realme C51 has only 262 PPI display density. In terms of screen to body ratio, Realme C51 has better screen to body ratio of ~ 90.3% than Realme C21Y (4GB RAM + 64GB)'s ~ 88.7%. Realme C51 has 20.1:9 aspect ratio where as Realme C21Y (4GB RAM + 64GB) has 20:9 aspect ratio.
Memory comparison
Both phones come with 4 GB RAM and both have same Internal Memory of 64 GB.
Camera comparison
Realme C51's 50 MP + 0.08 MP Dual Rear Camera outshines Realme C21Y (4GB RAM + 64GB)'s 13 MP + 2 MP + 2 MP Triple Rear Camera in terms of resolution. Both of them stand equal in terms of Front Camera Resolution as both have 5 MP Front Camera.
Technical comparison
Both the phones has Android Operating System but the first one runs on version 13 and the second one on 11 version.
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Full Comparison
| Name | Realme C51 | Realme C21Y (4GB RAM + 64GB) |
| General | ||
| Country of Origin | India | |
| Model | C51 | C21Y |
| 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 | September 04, 2023 | August 23, 2021 |
| Design | ||
| Dimensions | 76.67 x 167.16 x 7.99 mm | 76 x 164.5 x 9.1 mm |
| Weight | 186 g | 200 g |
| Colors | Carbon Black, Mint Green | |
| Display | ||
| Type | Color IPS Screen (16.7M) | Color IPS LCD Screen (16.7M) |
| Touch | Yes, 180 Hz Touch Sampling Rate | Yes |
| Size | 6.74 inches, 720 x 1600 pixels, 90 Hz | 6.5 inches, 720 x 1600 pixels, 60 Hz |
| Aspect Ratio | 20.1:9 | 20:9 |
| PPI | ~ 262 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 90.3% | ~ 88.7% |
| Features | Brightness: 560 nit, Color Saturation: 96% NTSC, Sunlight Screen Support, Screen Contrast: 1500:1, | Sunlight Screen Support, COG Sealing Process |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
| Memory | ||
| RAM | 4 GB | 4 GB |
| Expandable RAM | Upto 4 GB Extra Virtual RAM | |
| Storage | 64 GB | 64 GB |
| Card Slot | Yes, upto 2 TB | Yes, upto 256 GB |
| 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 | IEEE 802.11 a/b/g/n/ac (WiFi 4, WiFi 5) (2.4 GHz | 5 GHz) | |
| Bluetooth | Yes, v5.0 | Yes, v5.0 |
| USB | Yes, USB-C v2.0 | Yes, microUSB |
| USB Features | USB on-the-go, USB Charging | USB Tethering, USB on-the-go, USB Charging |
| Extra | ||
| GPS | with AGPS, BEIDOU, GALILEO | With A-GPS, Beidou, Glonass |
| Fingerprint Sensor | Yes, Side | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro Meter (Soft Gyroscope), Acceleration Sensor | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Water Resistance | No | |
| Extra Features | Mini Capsule, Press to Answer Calls, Wake Up Voice Assistant, Switch The Music, Night Shield Google Lens, Data Backup, Office Tools, World Time | |
| Camera | ||
| Rear Camera | 50 MP ƒ/1.8 (Wide Angle) 0.08 MP ƒ/3 Black and White | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Portrait |
| Camera Sensor | CMOS Sensor | |
| Auto Focus | Yes | Yes |
| Features | 50MP Mode, Video, Night Mode, Panoramic View, Expert, Timelapse, Portrait Mode, HDR, AI Scene Recognition, Filter, Slow Motion | Beauty, Filter, HDR, Panoramic View, Refocus, Timelapse, Slo-mo, NightScape, Expert |
| Video Recording | 1080p @ 30 fps FHD, 720p | 1080p @ 30 fps FHD, 720P |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2 (Wide Angle) Screen Flash | 5 MP ƒ/2.2 Screen Flash |
| Front Video Recording | 720p @ 30 fps HD, 480p | 720p |
| Technical | ||
| OS | Android v13 | Android v11 |
| Custom UI | Realme UI T-edition | |
| Chipset | Unisoc T612 | Unisoc T610 |
| CPU | 1.8 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor |
| GPU | Mali-G57 | Mali-G52 |
| Java | No | No |
| Browser | Yes | Yes |
| Multimedia | ||
| Yes | Yes | |
| Music | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA | MPEG, AMRNB, AMRWB, AAC, G711.ALAW, G711.MLAW, VORBIS, OPUS, FLAC |
| Video | MP4, 3GP, ASF, AVI, FLV, M2TS, MKV, MPG, TS, WEBM, WMV | H.264, MPEG-4, H.263, Sorenson Spark, VP8, VP9, H.265 |
| FM Radio | No | No |
| Document Reader | Yes | |
| Battery | ||
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-Po Battery |
| Fast Charging | Yes, 33W | |
| Reverse Charging | Yes | |