Realme C21Y (4GB RAM + 64GB) vs Realme C63
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Overview
| Specs Score | 64 / 100 | 71 / 100 Better Specs |
| Storage | 64 GB | 128 GB More Storage |
| Rear Camera | 13 MP + 2 MP + 2 MP Triple | 50 MP Dual Better Camera Resolution |
| Front Camera | 5 MP | 8 MP Better Front Camera Resolution |
| Weight | 200 g | 189 g Lighter |
| Thickness | 9.1 mm | 7.7 mm Slimmer |
| Unique Features | No No No | Fast Charging Water Resistant Reverse Charging |
General
| Model | C21Y | C63, RMX3939 |
| 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 | August 23, 2021 | May 31, 2024 |
| In The Box | Handset, Type-C Data Cable, Charger, Sim Ejector Tool, Protective Case, Safety Guide, Quick Guide |
Design
| Dimensions | 76 x 164.5 x 9.1 mm | 76.7 x 167.3 x 7.7 mm |
| Weight | 200 g | 189 g |
| Bezel less | No | |
| Colors | Leather Blue, Jade Green |
Display
| Type | Color IPS LCD Screen (16.7M) | Color IPS Screen (16M Colors) |
| Touch | Yes | Yes, 180 Hz Touch Sampling Rate |
| Size | 6.5 inches, 720 x 1600 pixels, 60 Hz | 6.75 inches, 720 x 1600 pixels, 90 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 269 PPI | ~ 260 PPI |
| Screen to Body Ratio | ~ 88.7% | ~ 90.3% |
| Features | Sunlight Screen Support, COG Sealing Process | Color Gamut: 83.5% NTSC, Contrast Ratio: 1500:1, Supports Sunshine Screen, Brightness: 450 Nits, Sunlight Screen: 560 Nits |
| 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 | 128 GB |
| Card Slot | Yes, upto 256 GB | Yes, upto 2 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 | 802.11 a/b/g/n/ac, Wi-Fi 5 (802.11 ac), 802.11 a/b/g/n (WLAN 2.4 GHz|WLAN 5.1 GHz|WLAN 5.8 GHz) | |
| Bluetooth | Yes, v5.0 | Yes, v5.0 |
| USB | Yes, microUSB | Yes, USB-C v2.0 |
| USB Features | USB Tethering, USB on-the-go, USB Charging | USB on-the-go, USB Charging |
Extra
| GPS | With A-GPS, Beidou, Glonass | with AGPS, BEIDOU, GALILEO |
| Fingerprint Sensor | Yes, Rear | Yes, Side |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Accelerometer, Gyro, Proximity, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
| Water Resistance | Yes | |
| IP Rating | IP54 | |
| Dust Resistant | Yes | |
| Extra Features | Mono Speaker |
Camera
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Portrait | 50 MP ƒ/1.8 (Wide Angle) 1/2.5", PDAF Auxiliary Lens |
| Camera Sensor | CMOS Sensor | OV50C40-GA5A-002A |
| Auto Focus | Yes | Yes |
| Features | Beauty, Filter, HDR, Panoramic View, Refocus, Timelapse, Slo-mo, NightScape, Expert | Photo, Video, Night, 50 MP, Manual, Panorama, Portrait, Timelapse, Slow Motion, QR Code, Google Lens |
| Video Recording | 1080p @ 30 fps FHD, 720P | 1080p @ 30 fps FHD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 Screen Flash | 8 MP ƒ/2 (Wide Angle) Screen Flash |
| Front Video Recording | 720p | 720p @ 30 fps HD |
Technical
| OS | Android v11 | Android v14 |
| Custom UI | Realme UI 5 | |
| Chipset | Unisoc T610 | Unisoc T612 |
| CPU | 1.8 GHz, Octa Core Processor | 1.8 GHz, Octa Core Processor |
| Core Details | 2x 1.8 GHz – Cortex-A75& 6x 1.8 GHz – Cortex-A55 | |
| GPU | Mali-G52 | Mali-G57 |
| Java | No | No |
| Browser | Yes | Yes |
Multimedia
| Yes | Yes | |
| Music | MPEG, AMRNB, AMRWB, AAC, G711.ALAW, G711.MLAW, VORBIS, OPUS, FLAC | AAC, APE, FLAC, AMR, MID, MP3, OGG, WAV, WMA, MKA |
| Video | H.264, MPEG-4, H.263, Sorenson Spark, VP8, VP9, H.265 | H.264, MPEG4, DIVX/XVID, H.263, SORENSEN SPARK, VP8, VP9, H.265, AV1 |
| FM Radio | No | No |
| Document Reader | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 5000 mAh, Li-ion Battery |
| Fast Charging | Yes, 45W Fast Charging | |
| Reverse Charging | Yes |
Discuss
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