Realme C21Y specifications
The Realme C21Y (models RMX3261 / RMX3263) launched in June 2021 as an entry-level phone, powered by the Unisoc T610 with a 6.5-inch HD+ LCD display, a 13MP triple camera and a 5000mAh battery.
Body & Build
Dimensions are 164.5 × 76.0 × 9.1 mm at 200 g. Plastic frame and plastic back with a glass front. Rear-mounted fingerprint.
Display
6.5-inch IPS LCD at 720 × 1600 (HD+), 60Hz. As a budget LCD, display replacement is very cheap.
Platform
Unisoc T610 (12nm) with 3–4GB RAM. Storage: 32GB/64GB with microSD. Shipped with Android 11 / Realme UI 2.0.
Cameras
Triple rear — 13MP main (f/2.2), 2MP macro, 2MP B/W. 5MP front camera. 1080p video.
Battery & Charging
5000mAh battery with 10W wired charging (with reverse-wired support), over micro-USB 2.0.
Connectivity & Sensors
4G LTE, dual-SIM, Wi-Fi 5, Bluetooth 5.0, GPS. Rear fingerprint, accelerometer, proximity.
Realme C21Y repair pricing
Transparent rates. Pay only after the repair works.
| Repair | From |
|---|---|
| Display replacement (full assembly) | ₹1,899 |
| Display — OLED-grade original | ₹2,799 |
| Glass only (front) | ₹1,099 |
| Battery replacement | ₹1,299 |
| Charging port repair | ₹799 |
| Speaker repair | ₹699 |
| Microphone repair | ₹699 |
| Button repair | ₹649 |
| Back glass replacement | ₹999 |
| Data recovery | ₹999 |
| Motherboard repair | ₹1,599 |
| Camera repair | ₹799 |
| Camera glass replacement | ₹449 |
| Water damage treatment | ₹999 |
| Wi-Fi / network repair | ₹1,099 |
| Software / OS repair | ₹399 |
Prices include genuine-equivalent OEM parts, doorstep service, and a 6-month warranty. Final price confirmed after a free on-site diagnosis.
Why Phone Dudes for Realme C21Y
Doorstep service
A technician comes to your home or office anywhere in Bangalore. Watch the repair happen — no drop-off, no waiting at a store.
Same-day, 45–90 min
Most Realme C21Y repairs — screen, battery, charging port — are completed on-site the same day.
6-month warranty
Every Realme C21Y repair includes a 6-month warranty on parts and labour. No fix, no pay.
Realme C21Y repair — frequently asked questions
How much does Realme C21Y screen replacement cost in Bangalore?
Realme C21Y LCD display replacement starts at ₹1,899 — one of the cheapest screen repairs we offer. All prices include taxes and free doorstep pickup and drop.
Do you offer a warranty on Realme C21Y repairs?
Yes. Every Realme C21Y repair includes our free XCare+ warranty for up to 6 months on the replaced part, plus our no-fix-no-pay guarantee.
The Realme C21Y uses a micro-USB port — can you repair it?
Yes. The micro-USB charging port sits on a lower daughterboard and is a common, low-cost repair. We clean or replace it and test charging before returning the device.
Professional Realme C21Y repair guide
Professional Realme C21Y Repair Guide
The Realme C21Y opens from the rear cover. Its budget LCD and plastic body make it one of the cheapest phones to repair; it uses a micro-USB port and a rear fingerprint.
Common Realme C21Y Hardware Problems
- Cracked LCD display
- Battery degradation
- Cracked plastic rear cover
- Micro-USB charging failure
- Camera faults
- Earpiece/loudspeaker distortion
- Water damage
Tools Required
Phillips screwdrivers, plastic picks and opening tools, suction cup, controlled heat, tweezers, SIM tool. Workshop: hot-air station, isopropyl alcohol, display/back-cover adhesive.
Safety First
Power off, discharge below 25%, remove the SIM tray, ESD protection. Use even, controlled heat.
Opening the Realme C21Y
- Heat the rear cover to soften adhesive.
- Lift the plastic back with a suction cup and pick around the edges.
- Disconnect the rear fingerprint and antenna flex.
- Remove shields and disconnect the battery first.
Display Replacement
The C21Y uses a fused LCD + digitizer assembly; repairs use a panel or display-with-frame service part. Seat with fresh adhesive and verify touch.
Battery Replacement
Disconnect the battery connector and ease out the adhesive pull-tabs (or apply isopropyl alcohol). Fit the replacement without bending and re-seal.
Charging Port (Micro-USB) Repair
The micro-USB port is on a lower daughterboard — a very common, low-cost C21Y repair. Clean first; replace the sub-board if charging fails.
Rear Cover Replacement
The plastic back is adhesive-mounted — heated, lifted and re-adhered. Very inexpensive.
Water Damage
Power off, don’t charge, act fast. Open, disconnect the battery, ultrasonically clean the board.
Repairability Summary
- Easy: plastic rear cover, battery, micro-USB sub-board, LCD display, rear fingerprint, loudspeaker
- Moderate: —
- Advanced (lab only): motherboard repair
Most Replaced Realme C21Y Parts
LCD display assembly, battery, micro-USB sub-board, plastic rear cover, rear camera, loudspeaker.
Post-Repair Testing Checklist
Touch, rear fingerprint, cameras, charging, speaker, microphone, Wi-Fi, Bluetooth, SIM, microSD.
Last updated June 2026.
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