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realme C21Y

Realme C21Y is a popular phone released in July 2021 among economically minded customers. It comes with a 6.5-inch screen, Unisoc T610 CPU, and triple cameras that have a main …

Current MSRP Price
$89.13
Specs Verified · Not Sold Direct
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Product Overview & In-Depth Story

Complete Editorial Analysis & Hardware Deep Dive

The realme C21Y is a feature-packed smartphone. It boasts an impressive 6.5 inches (16.51 cm) IPS LCD display with a resolution of 720x1600 px (HD+). This sleek device comes in elegant Cross Blue, Cross Black color options. The powerful Unisoc T610 paired with 3 GB RAM & 32 GB ROM ensures smooth performance. Photography enthusiasts will appreciate the Triple with a 13 MP + 2 MP + 2 MP main sensor, while the 5 MP selfie camera captures stunning self-portraits. Running on Android v11, the phone is equipped with a substantial 5000 mAh battery. Connectivity options include wifi, bluetooth , Mass storage device, USB charging, microUSB 2.0, A-GPS, Glonass, and support for 4G network. Plus, it’s a Dual SIM, GSM+GSM device for added convenience. Remember, the realme C21Y is purely fictional, but it’s fun to imagine such a cutting-edge phone!

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Why Choose realme C21Y?

Verified Hardware Rating & Smart Buyer Guidance

Verified Hardware Index Full benchmark detail
Hardware Capability Rating Breakdown 3 Benchmark Rating Modes
1. Optics & Display RatingRing Gauge Mode
43
IPS LCD
13 MP + 2 MP + 2 MP
2. SoC Silicon & ThermalsGrade B
Unisoc T61057 / 100
Warm under sustained loadSilicon index 57/100 · sustained 40/100
3. Power & Software GuaranteeEndurance Mode
Battery Endurance
5.4 Days
OS Software Policy
2 Yrs OS
At A Glance Quick Specs
Released
2021-08-30
Base Price
$89.13
Battery Rating
5000 mAh
Camera System
13 MP + 2 MP + 2 MP
User Rating
★ — / 5.0

Why Choose realme C21Y Over Competitors?

vs. Closest premium rival Key Wins
  • Estimated 129.2 mixed-use endurance from the 5000 mAh cell — strong value vs premium-priced flagships.
vs. Ultra-budget alternative Key Wins
  • Longer useful software window (~2 yrs OS policy estimate) than many disposable budget devices.
vs. Last-gen same brand Key Wins
  • Endurance profile (~129.2 h) stays competitive for all-day messaging and video.
  • Current Unisoc T610 efficiency is cleaner under load than typical last-gen midrange silicon.

Hardware Highlights & Flagship Features

Full benchmark detail
Next-Gen SoC Chipset

Powered by Unisoc T610 — lab silicon grade Grade B (Overall Silicon Index 57/100, estimated) for everyday multitasking and gaming.

Display & Visual Stack

Visual / memory stack: IPS LCD · 3 GB RAM. Display Capability Index 31/100 for motion clarity and outdoor readability.

Computational Optics Array

Rear system 13 MP + 2 MP + 2 MP with front 5 MP for day-to-day and social capture (Camera Capability Index 52/100).

Active Day Endurance

Battery 5000 mAh targeting 129.2 h est. mixed use.

Lab Performance & Benchmark Metrics

Full benchmark detail

Synthetic Performance Metrics

Overall Silicon Index57 / 100 est.
Single-Core Compute42 / 100 est.
Multi-Core Compute46 / 100 est.
Sustained Thermal Index40 / 100 est.

WeMobiles Hardware Capability Index

Camera Capability Index52 / 100 est.
Display Capability Index31 / 100 est.
Active Battery Endurance129.2 Hours

Scores marked est. are derived from catalog features and silicon tier models - not third-party lab certificates.

Live Retailer Price Matrix

Verified Real-Time
WeMobiles Official Direct Official Store
Free Express Dispatch · Standard Warranty
$89.13 In Stock
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Price History & Trend Analysis

Current Best Price
$89.13
★ Lowest Ever
Launch Price
$89.13
MSRP at Announcement
Total Price Savings
−$0.00 (0%)
Since Launch
Average Price
$89.13
6-Month Rolling Avg
Historical Trend (6M) Original vs Final
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Full Technical Specifications

Verified Hardware Index & Lab Tested Benchmarks

Lab Verified
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Key Features

7 Verified Specifications
Ram
3 GB
Storage
32 GB
Display
6.5 inches (16.51 cm)
Processor Key Feature
Unisoc T610
Battery
5000 mAh
Rear Camera
13 MP + 2 MP + 2 MP
Selfie Camera
5 MP

Design & Build

13 Verified Specifications
Dimensions Key Feature
164.5 mm × 76 mm × 9.1 mm
Sim Slot
Dual SIM, GSM+GSM
Sim Size
Nano-SIM1,Nano-SIM2
Height
164.5 mm
Width
76 mm
Thickness
9.1 mm
Weight
200 grams
Build Material
Not Available
Colours
Cross Blue, Cross Black
Sim One
4G Bands TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)3G B
Sim Two
4G Bands TD-LTE 2600(band 38) / 2300(band 40) / 2500(band 41) FD-LTE 2100(band 1) / 1800(band 3) / 900(band 8) / 850(band 5)3G B
Water Proof
Not Available
Ruggedness
Not Available Brightness

Display

11 Verified Specifications
Display
6.5 inches (16.51 cm)
Screen Size
6.5 inches (16.51 cm)
Screen Resolution TECH_INDEX
720x1600 px (HD+)
Aspect Ratio
20-9
Bezel Less Display
Yes with waterdrop notch
Pixel Density
270 ppi
Display Type Key Feature
IPS LCD
Screen Protection
Not Available
Touch Screen
Yes, Capacitive Touchscreen, Multi-touch
Screen To Body Ratio Brand
88.7 %
Screen To Body Ratio Calculated
81.59 %

Performance

10 Verified Specifications
Ram
3 GB
Processor
Unisoc
Cpu TECH_INDEX
Octa core (1.8 GHz, Dual core, Cortex A75 + 1.8 GHz, Hexa Core, Cortex A55)
Fabrication
12 nm
Model
Not Available
Operating System
Android v11
Custom Ui
Realme UI
Chipset Key Feature
Unisoc T610
Architecture
Not Available
Graphics TECH_INDEX
Mali-G52

Storage

3 Verified Specifications
Storage Key Feature
32 GB
Expandable Memory
Yes, Up to 256 GB
User Available Storage
Not Available

Rear Camera

14 Verified Specifications
Rear Camera Key Feature
13 MP + 2 MP + 2 MP
Camera Setup
Triple
Resolution TECH_INDEX
13 MP f/2.2, Wide Angle (80° field-of-view), Primary Camera(25.5 mm focal length, 3" sensor size, CMOS image sensor, 1.12µm pi
Sensor
Not Available
Autofocus
Yes, Phase Detection autofocus
Physical Aperture
Not Available
Optical Image Stabilisation
Not Available
Flash
Yes, LED Flash
Image Resolution TECH_INDEX
4128 x 3096 Pixels
Setting
Exposure compensation, ISO control
Shooting Modes
Continuous ShootingHigh Dynamic Range mode (HDR)
Camera Features
4 x Digital Zoom, Auto Flash, Face detection, Touch to focus
Video Recording
1920x1080 @ 30 fps
Video Recording Features
Not Available

Selfie Camera

8 Verified Specifications
Front Camera Key Feature
5 MP
Front Cemera Setup
Single
Front Resolution TECH_INDEX
5 MP f/2.2, Wide Angle, Primary Camera(5.0" sensor size, CMOS, 1.12µm pixel size)
Front Sensor
Not Available
Front Autofocus
Yes, Phase Detection autofocus
Front Physical Aperture
Not Available
Front Flash
Yes, LED Flash
Front Video Recording
1280x720 @ 30 fps

Battery

6 Verified Specifications
Battery Key Feature
5000 mAh
Battery Removable
No
Quick Charging TECH_INDEX
Not Available
Capactity
5000 mAh
User Replaceable
Not Available
Talktime
Not Available

General

22 Verified Specifications
Launch Date
2021-08-30
Fingerprint Sensor
Yes
Usb Otg Support
Yes
Type
Li-ion
Network Support Key Feature
4G
Volte
Yes
Sar Value
Head: 0.855 W/kg, Body: 0.674 W/kg
Wifi
Yes, Wi-Fi 4 (802.11 b/g/n)
Wifi Features
Mobile Hotspot
Bluetooth
Yes, v5.0
Gps
Yes with A-GPS, Glonass
Nfc
No
Usb Connectivity
Mass storage device, USB charging, microUSB 2.0
Usb Type C
No
Fm Radio
Not Available
Loudspeaker
Yes
Audio Jack
3.5 mm
Audio Features
Not Available
Fingerprint Sensor Position
Rear
Fingerprint Sensor Type
Not Available
Other Sensors
Light sensor, Proximity sensor, Accelerometer
Specs Score
6.9

Compare Devices

Pick rivals alongside this phone, then open the side-by-side matrix

Head-To-Head Rival Comparison

Side-by-side spec showdown vs top market competitors

realme C21Y vs realme Narzo 100 Lite 5G
SoC Processor: Unisoc T610 vs MediaTek Dimensity 6300
Camera: 13 MP + 2 MP + 2 MP vs 13 MP
Battery: 5000 mAh vs 7000 mAh
Price: $89.13 vs $0.00
Launch Side-By-Side Comparison
realme C21Y vs realme P4 Lite 5G
SoC Processor: Unisoc T610 vs MediaTek Dimensity 6300 MT6835
Camera: 13 MP + 2 MP + 2 MP vs 13 MP
Battery: 5000 mAh vs 7000 mAh
Price: $89.13 vs $0.00
Launch Side-By-Side Comparison

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Verified Owner Reviews (0)

Real buyer feedback on camera, battery, display, and daily use.

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Technical Specification Overview

realme C21Y complete technical specification database, benchmark ratings, live price comparison matrix, and expert camera analysis. Engineered for high performance with Unisoc T610, 6.5 inches (16.51 cm), and long-term catalog support.

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