Realme C21Y vs Realme C15 (4GB RAM + 64GB)
Here you can compare Realme C21Y and Realme C15 (4GB RAM + 64GB). Comparing Realme C21Y vs Realme C15 (4GB RAM + 64GB) on Smartprix enables you to check their respective specs scores and unique features. It would potentially help you understand how Realme C21Y stands against Realme C15 (4GB RAM + 64GB) and which one should you buy The current lowest price found for Realme C21Y is ₹10,990 and for Realme C15 (4GB RAM + 64GB) is ₹12,999. The details of both of these products were last updated on Oct 04, 2026.
| Specification | Realme C21Y | Realme C15 (4GB RAM + 64GB) |
|---|---|---|
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Portrait | 13 MP ƒ/2.2 (Main) 8 MP ƒ/2.25 (Ultra Wide) 2 MP ƒ/2.4 Mono 2 MP ƒ/2.4 Retro |
| Internal Memory | 32 GB | 64 GB |
| OS | Android v11 | Android v10, upgradable to v11 |
| RAM | 3 GB | 4 GB |
| CPU | 1.8 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Price | ₹10,990 | ₹12,999 |
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Overview
| Specs Score | 37 / 100 | 43 / 100 Better Specs |
| RAM | 3 GB | 4 GB More RAM |
| Storage | 32 GB | 64 GB More Storage |
| CPU Clock Speed | 1.8 GHz | 2.3 GHz Faster Clock Speed |
| Front Camera | 5 MP | 8 MP Better Front Camera Resolution |
| Thickness | 9.1 mm Slimmer | 9.8 mm |
| Battery | 5000 mAh | 6000 mAh Bigger Battery |
| Unique Features | No No | Fast Charging FM Radio |
General
| Model | C21Y | C15 |
| 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 | August 18, 2020 |
Design
| Dimensions | 76 x 164.5 x 9.1 mm | 75.9 x 164.5 x 9.8 mm |
| Weight | 200 g | 209 g |
Display
| Type | Color IPS LCD Screen (16.7M) | Color IPS LCD Screen (16.7M) |
| Touch | Yes | Yes |
| Size | 6.5 inches, 720 x 1600 pixels, 60 Hz | 6.52 inches, 720 x 1600 pixels, 60 Hz |
| Aspect Ratio | 20:9 | 20:9 |
| PPI | ~ 269 PPI | ~ 269 PPI |
| Screen to Body Ratio | ~ 88.7% | ~ 88.7% |
| Glass Type | Corning Gorilla Glass | |
| Features | Sunlight Screen Support, COG Sealing Process | |
| Notch | Yes, Water Drop Notch | Yes, Water Drop Notch |
Memory
| RAM | 3 GB | 4 GB |
| Storage | 32 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, Dual Stand-By |
| Wifi | Yes, with wifi-hotspot | Yes, with wifi-hotspot |
| Bluetooth | Yes, v5.0 | Yes, v5.0, A2DP, LE, aptX |
| USB | Yes, microUSB | Yes, microUSB 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 | Yes, with A-GPS, Glonass, Beidou |
| Fingerprint Sensor | Yes, Rear | Yes, Rear |
| Face Unlock | Yes | Yes |
| Sensors | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Gyro-meter, Acceleration Sensor, Compass | Magnetic Induction Sensor, Light Sensor, Proximity Sensor, Acceleration Sensor, Compass |
| 3.5mm Headphone Jack | Yes | Yes |
Camera
| Rear Camera | 13 MP ƒ/2.2 (Main) 2 MP ƒ/2.4 (Macro) Macro 2 MP ƒ/2.4 Portrait | 13 MP ƒ/2.2 (Main) 8 MP ƒ/2.25 (Ultra Wide) 2 MP ƒ/2.4 Mono 2 MP ƒ/2.4 Retro |
| Camera Sensor | CMOS Sensor | |
| Auto Focus | Yes | Yes |
| Features | Beauty, Filter, HDR, Panoramic View, Refocus, Timelapse, Slo-mo, NightScape, Expert | Chroma Boost, Ultra-wide Mode, Beauty, Filter, HDR Mode, Panoramic View, Portrait, Timelapse, Slo-mo, Super NightScape, Expert Mode |
| Video Recording | 1080p @ 30 fps FHD, 720P | 1080p @ 30 fps FHD, 720p @ 30 fps HD |
| Flash | Yes, LED | Yes, LED |
| Front Camera | 5 MP ƒ/2.2 Screen Flash | 8 MP ƒ/2 (Main) |
| Front Video Recording | 720p | 1080p @ 30 fps FHD |
| Front Camera Features | Portrait Mode, Fast Forward, Panorama, Beauty Mode, HDR, Face Detection, Filters | AI beauty, Portrait Mode, filters, HDR, Panoramic View, Timelapse |
Technical
| OS | Android v11 | Android v10, upgradable to v11 |
| Chipset | Unisoc T610 | MediaTek Helio G35 |
| CPU | 1.8 GHz, Octa Core Processor | 2.3 GHz, Octa Core Processor |
| Core Details | Octa-core 2.3 GHz Cortex-A53 | |
| GPU | Mali-G52 | PowerVR GE8320 |
| Java | No | No |
| Browser | Yes | Yes, supports HTML5 |
Multimedia
| Yes | Yes | |
| Music | MPEG, AMRNB, AMRWB, AAC, G711.ALAW, G711.MLAW, VORBIS, OPUS, FLAC | AAC, HE-AAC v1, HE-AAC v2, AMR, AWB, MIDI, MP3, OGG, VORBIS |
| Video | H.264, MPEG-4, H.263, Sorenson Spark, VP8, VP9, H.265 | MP4, 3GP, 3G2, 3GPP, 3GPP2, M4V, MKV |
| FM Radio | No | Yes |
| Document Reader | Yes | Yes |
Battery
| Type | Non-Removable Battery | Non-Removable Battery |
| Size | 5000 mAh, Li-Po Battery | 6000 mAh, Li-Po Battery |
| Fast Charging | Yes, 18W Fast Charging | |
| StandBy Time | 57 days | |
| Talk Time | 46 hours | |
| Music Playback Time | 60 hours |
Discuss
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