Realme C21Black • 64 GB • Dual Physical SIM

Name: Realme C21 64GB - Black - Unlocked
Brand: Realme
Price: 119.00 EUR
Availability: InStock
Rating: 4.16 (24 reviews)

(24 reviews)

€119.00

Save €81.00

Free delivery by 6 - 7 Jul

Express delivery by 3-6 Jul from €5.00

Restored professionally

Based on up to 100 points of inspection

Customer reviews for Realme C21

Overall rating

24 verified reviews

Rating details

Accessories
4.2/5
Appearance
4.2/5
Battery
4.3/5
Lens & Camera
3.8/5
Overall performance
4/5
Packaging
4.3/5
Shipping
4/5

Reviews

Betty S.
Verified purchase
Reviewed 24/11/2024, France.
Very good 👍
Translated from French
Realme C21 64 Go - Noir - Débloqué
Realme C21 64 Go - Noir - Débloqué
Condition
Good
Light signs of wear. The body may have light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
09/11/2024
Ελενη Ρ.
Verified purchase
Reviewed 30/04/2026, Greece.
Realme C21 64GB - Μαύρο - Ξεκλείδωτο
Realme C21 64GB - Μαύρο - Ξεκλείδωτο
Condition
Good
Light signs of wear. The body may have light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
16/04/2026
Betty S.
Verified purchase
Reviewed 23/07/2023, France.
It is perfect always satisfied with your si
Translated from French
Realme C21 64 Go - Bleu - Débloqué
Realme C21 64 Go - Bleu - Débloqué
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
06/07/2023
Cécile H.
Verified purchase
Reviewed 04/12/2021, France.
Phone bought for a teenager, perfect for her. The best thing for me is that it is compatible with google. The quality is there as always, delivery is fast. I highly recommend it.
Translated from French
Realme C21 32 Go - Noir - Débloqué
Realme C21 32 Go - Noir - Débloqué
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
17/11/2021
Pablo C.
Verified purchase
Reviewed 01/09/2022, Spain.
Very fast delivery, perfect condition of the phone, a 10 to the seller. It is the second time I order in backmarket and everything perfect, no doubt I will repeat.
Translated from Spanish
Realme C21 64GB - Negro - Libre - Dual-SIM
Realme C21 64GB - Negro - Libre - Dual-SIM
Condition
Good
Light signs of wear. The body may have light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
18/08/2022
Raquel R.
Verified purchase
Reviewed 06/01/2022, Spain.
The product is perfect, the delivery was very fast and there was a communication failure, I was not notified in time when the order was going to arrive and I had to go to the delivery office to pick it up, but really, no problem.
Translated from Spanish
Realme C21 64GB - Azul - Libre - Dual-SIM
Realme C21 64GB - Azul - Libre - Dual-SIM
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
31/12/2021
Yolande G.
Verified purchase
Reviewed 22/02/2023, France.
Excellent for the price! Almost (if not) brand new product!
Translated from French
Realme C21 32 Go Dual Sim - Bleu - Débloqué
Realme C21 32 Go Dual Sim - Bleu - Débloqué
Condition
Excellent
Almost no signs of wear. The body may have very light micro-scratches. For items with screens, the screen will have no scratches.
Purchased
09/02/2023

Everything you ever wanted to know about the Realme C21

Durability
Overall performance
Camera
Screen quality

NoCompatible with latest Update
190 gWeight
Realme C21Model
Cross BlackColor (official name)
microSDXCSD Card Slot
Dual Physical SIMSIM card
720 x 1600Resolution
4GNetwork
UnlockedCarrier compatibility

The Realme C21 is a practical smartphone designed for users seeking reliable performance without unnecessary frills. Launched in March 2021, this device features a solid build and essential functionalities, making it suitable for everyday tasks.

Key features:

Release Date: March 2021
Display: 6.5-inch IPS LCD, HD+ resolution
Processor: MediaTek Helio G35
Camera: Triple rear cameras with a 13MP main sensor
Connectivity: 4G LTE support for reliable mobile data.

Who is this for?

The Realme C21 is ideal for students, first-time smartphone users, or anyone needing a straightforward device for calls, messaging, and light app usage. It’s a practical choice for those who don’t require high-end specifications but still want a dependable smartphone experience.

Pros & Cons: Pros Cons Large display for media consumption. Limited performance for heavy multitasking or gaming. Decent camera for everyday photography. Basic design may not appeal to all users.
Why refurbished?

Choosing a refurbished Realme C21 allows you to enjoy a functional smartphone while being eco-conscious. Back Market ensures each device undergoes thorough testing to meet quality standards, providing peace of mind for your purchase. Learn more about our quality standards.

Compatible with latest Update: No
Weight: 190 g
Model: Realme C21
Color (official name): Cross Black
SD Card Slot: microSDXC
SIM card: Dual Physical SIM
Resolution: 720 x 1600
Network: 4G
Carrier compatibility: Unlocked
OS: Android
Foldable: No
Main camera: 13 megapixels
Screen type: IPS LCD
Storage: 64 GB
Colour: Black
Front camera: 5 megapixels
Memory (GB): 4 GB
SAR head: N/A
Year of Release: 2021
Brand: Realme
Manufacturer Ref: RMX3201
Screen size (in): 6,5

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Realme C21Black • 64 GB • Dual Physical SIM

Realme C21Black • 64 GB • Dual Physical SIM

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Customer reviews for Realme C21

Overall rating

Rating details

Reviews

Reviews

Betty S.

Ελενη Ρ.

Betty S.

Cécile H.

Pablo C.

Raquel R.

Yolande G.

Popular searches

Everything you ever wanted to know about the Realme C21

Durability

Overall performance

Camera

Screen quality

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