Realme C51 vs Realme C21Y
Compare Realme C51 and Realme C21Y to understand which one suits your needs the best. The Realme C51 is priced from ₹8,999, while Realme C21Y is available at ₹8,999 respectively. In terms of performance and features, each device offers a unique combination of processor, display, camera, and battery capabilities. Explore their complete specifications and key differences side-by-side to make a well-informed buying decision.
Realme C51 vs Realme C21Y Comparison Overview
| Key Highlights | Realme C51 | Realme C21Y |
|---|---|---|
| Price | ₹8,999 | ₹8,999 |
| Processor | Unisoc Tiger T612 | Unisoc Tiger T610 |
| Display | 6.74", HD+ IPS LCD, 90Hz | 6.5", HD+ IPS LCD, 60Hz |
| Rear Camera | 50MP (Wide-angle), 5MP (Auxiliary), 5MP (Front) | 13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front) |
| Battery | 5000mAh, 33Watt, Charger in the box | 5000mAh, Charger in the box |
| RAM/Storage | 4GB (LPDDR4X), 64GB (UFS 2.1) | 3GB (LPDDR4X), 32GB (eMMC 5.1) |
Performance Scorecard
GamingSee More Details
Realme C51100
Realme C21Y64
CameraSee More Details
Realme C51100
Realme C21Y81
DisplaySee More Details
Realme C51100
Realme C21Y98
BatterySee More Details
Realme C51100
Realme C21Y73
BodySee More Details
Realme C51100
Realme C21Y46
Key Specifications
| Processor | Unisoc Tiger T612 | Unisoc Tiger T610 | ||
|---|---|---|---|---|
| Display | 6.74", HD+ IPS LCD, 90Hz | 6.5", HD+ IPS LCD, 60Hz | ||
| Camera | 50MP (Wide-angle), 5MP (Auxiliary), 5MP (Front) | 13MP (Wide-angle), 2MP (Macro), 2MP (Depth), 5MP (Front) | ||
| Battery | 5000mAh, 33Watt, Charger in the box | 5000mAh, Charger in the box | ||
| RAM | 4GB (LPDDR4X) | 3GB (LPDDR4X) | ||
| Storage | 64GB (UFS 2.1) | 32GB (eMMC 5.1) |
General
| Box Contents | Phone, 33W Charger, Type-C Cable, Case, SIM Ejector Tool | Phone, 10W Charger, microUSB Cable, SIM Ejector Tool | ||
|---|---|---|---|---|
| Colors | Mint Green, Carbon Black | Cross Black, Cross Blue | ||
| Launch | September 04, 2023 | August 23, 2021 | ||
| Stores | Realme, Flipkart, Amazon, Reliance Digital | Flipkart, Amazon, Reliance Digital | ||
| Launch Country | India | India | ||
| Launch Price | ₹8,999 | ₹8,999 |
Display
🏆 Winner: Realme C51
| Display Type | IPS LCD | IPS LCD | ||
|---|---|---|---|---|
| Refresh Rate | 90Hz | 60Hz | ||
| Playback Quality | SDR | SDR | ||
| Touch Sampling Rate | 180Hz | 120Hz | ||
| Display Size | 6.74 inches | 6.5 inches | ||
| Area | 109.7cm² | 102cm² | ||
| Display Form Factor | Flat Display | Flat Display | ||
| Screen to Body Ratio | 90.3 | 88.7 | ||
| Resolution Width | 720 pixels | 720 pixels | ||
| Resolution Height | 1600 pixels | 1600 pixels | ||
| Aspect Ratio | 20:9 | 20:9 | ||
| Pixel Density | 260ppi | 270ppi | ||
| Display Bit Rate | 8-bit | 8-bit | ||
| Display Resolution | HD+ | HD+ | ||
| Peak Brightness | 560 nits | 400 nits | ||
| Colour Depth | 16.7 Million Colours | - | ||
| Eye Protection | - | Blue Light Filters |
Body
🏆 Winner: Realme C51
| Height | 167.2mm | 164.5mm | ||
|---|---|---|---|---|
| Width | 76.7mm | 76mm | ||
| Thickness | 8mm | 9.1mm | ||
| Weight | 186 grams | 200 grams | ||
| Screen Material | Glass | Glass | ||
| Back Material | Plastic | Plastic | ||
| Side Material | Plastic Frame | Plastic Frame | ||
| Build Quality | Plastic Material | Plastic Material | ||
| Ports | USB Type-C 2.0 | microUSB 2.0, OTG | ||
| Additional Features | OTG | 3.5mm Headphone Jack | ||
| Speaker | Mono Speaker | Loudspeaker | ||
| Sound Tuning | No Tuning | - |
Processor
🏆 Winner: Realme C21Y
| Chipset Manufacturer | Unisoc | Unisoc | ||
|---|---|---|---|---|
| Chipset | Tiger T612 | Tiger T610 | ||
| Fabrication Size | 12nm | 12nm | ||
| Number of Cores | Octa-core | Octa-core | ||
| Clock Speed | 2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | 2x1.8 GHz Cortex-A75 & 6x1.8 GHz Cortex-A55 | ||
| GPU | Mali-G57 | Mali-G52 MP2 |
Performance Benchmarks
| AnTuTu | 244837 | 250277 | ||
|---|---|---|---|---|
| Geekbench 6 CPU Single-Core | 422 | 418 |
Main Camera
🏆 Winner: Realme C51
| Main Camera #1 Megapixel | 50MP | 13MP | ||
|---|---|---|---|---|
| Main Camera #1 Aperture | f/1.8 | f/2.2 | ||
| Main Camera #1 Focal Length | 27mm | 26mm | ||
| Main Camera #1 Pixel Size | 0.64µm | 1.12µm | ||
| Main Camera #1 Lens Type | Wide-angle | Wide-angle | ||
| Main Camera #1 Camera Sensor | Unknown Sensor | - | ||
| Main Camera #1 Sensor Size | 1/2.76" | 1/3.06" | ||
| Main Camera #2 Megapixel | 5MP | 2MP | ||
| Main Camera #2 Lens Type | Auxiliary | Macro | ||
| Main Camera #2 Camera Sensor | Unknown Sensor | - | ||
| Features | Filter, HDR, Panaroma, Slow Motion | HDR | ||
| Camera Stabilization | No Stabilization | - | ||
| Dynamic Video Recording Support | SDR recording | SDR recording | ||
| Slow Motion Recording | 120 fps slomo | - | ||
| Dedicated Imaging Chip | No Chip | - | ||
| Lens Enhancements | No enhancement | - | ||
| Video Features | 120fps Slo-mo | - | ||
| Video Recording | 1080p@30fps | 1080p@30fps | ||
| Main Camera #1 Camera Features | - | PDAF | ||
| Main Camera #2 Aperture | - | f/2.4 | ||
| Main Camera #3 Megapixel | - | 2MP | ||
| Main Camera #3 Aperture | - | f/2.4 | ||
| Main Camera #3 Lens Type | - | Depth | ||
| Auto Focus Type | - | PDAF |
Operating System
| OS Name | Android | Android | ||
|---|---|---|---|---|
| OS Version | 13 | 11 | ||
| OS Skin | Realme UI | Realme UI | ||
| Security Updates | 1 year(s) | 1 year(s) | ||
| OS Updates | - | 1 year(s) |
Selfie Camera
🏆 Winner: Tie
| Front Camera #1 Megapixel | 5MP | 5MP | ||
|---|---|---|---|---|
| Front Camera #1 Aperture | f/2.2 | f/2.2 | ||
| Front Camera #1 Focal Length | 28mm | - | ||
| Front Camera #1 Pixel Size | 1.12µm | 1.12µm | ||
| Front Camera #1 Lens Type | Wide | Wide | ||
| Front Camera #1 Camera Sensor | Unknown Sensor | - | ||
| Front Camera #1 Sensor Size | 1/5" | - | ||
| Features | AI Beauty Mode, Face recognition, Filters, Portrait Mode | Fixed Focus | ||
| Video Features | 480p@30fps, 720p@30fps | 1080p@30fps | ||
| HDR Recording Support | SDR recording | SDR recording | ||
| Auto Focus Type | - | Fixed Focus | ||
| Video Recording | - | 1080@30fps |
Battery
🏆 Winner: Realme C51
| Battery Capacity | 5000mAh | 5000mAh | ||
|---|---|---|---|---|
| Battery Type | Lithium Polymer | Lithium Polymer | ||
| Charging Speed Wired | 33W | - | ||
| Reverse Wired Charging Support | - | Yes |
Network
| Sim Type | Hybrid Dual SIM (2 Nano SIMs + 1 microSD) | Dual SIM (nano-SIM, dual stand-by) | ||
|---|---|---|---|---|
| Network Support | 4G | 4G | ||
| Band Types | GSM, HSPA, LTE | GSM, LTE FDD, LTE TD, WCDMA | ||
| 2G Bands | 1800, 1900, 850, 900 | 1800, 1900, 850, 900 | ||
| 3G Bands | 1, 5, 8 | WCDMA 1, 5, 8 | ||
| 4G Bands | 1, 3, 5, 8, 38, 40, 41 | LTE 1, 3, 5, 8, 38, 40, 41 |
Connectivity
🏆 Winner: Realme C51
| Wi-Fi Standards | Wi-Fi 5 802.11 a/b/g/n/ac | Wi-Fi 4 802.11 a/b/g/n | ||
|---|---|---|---|---|
| Wi-Fi Version | WiFi 5 | WiFi 4 | ||
| Bluetooth Version | 5 | 5 | ||
| Bluetooth Codecs | A2DP, LE | A2DP, LE | ||
| GPS | A-GPS, GPS | AGPS, Beidou, GPS | ||
| NFC Support | Supported | - |
Features
| Fingerprint Scanner | Side Mounted | Rear Mounted | ||
|---|---|---|---|---|
| Sensors on Board | Accelerometer, Compass, Gyroscope, Proximity Sensor | Accelerometer, Compass, Light Sensor, Proximity Sensor | ||
| Haptic Feedback | - | Eccentric Rotating Mass | ||
| Facial Recognition | - | 2D Face Recognition |





