Realme C21 vs Realme Note70T
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Realme C21
Starting at
£198.00
Realme Note70T
Starting at
£158.00What's the difference between the Realme C21 and Realme Note70T?
Realme C21 vs Note70T comes down to the chipset, RAM and battery. Refurbished, the Realme Note70T starts at £158, £40 less than the Realme C21. The Realme Note70T is the newer model, released in 2025.
Refurbished from
Chipset
RAM
Battery
Screen size
Screen type
- Chipset: Mediatek MT6765G Helio G35 on the Realme C21, Unisoc T7250 (12 nm) on the Realme Note70T.
- The Realme Note70T has more RAM: 8 GB vs 4 GB.
- The Realme Note70T has a bigger battery: 6000 mAh vs 5000 mAh.
Realme C21 vs Realme Note70T specs
The Realme C21 and Realme Note70T differ in several key areas that suit different users. The Realme C21 offers a solid battery and enough memory for everyday use, making it a practical choice for simple daily tasks. The Realme Note70T provides a larger, sharper screen, more memory, and a stronger battery, which benefits those who want smoother multitasking and better visuals. It also supports faster 5G networks and has a higher resolution front camera for clearer selfies. Both phones run Android and support dual physical SIM cards. The Note70T's extra storage options and compatible updates provide more flexibility for users who want more features and storage space.
Realme C21 vs Realme Note70T price
Colour
- BlackSold out
- BlackSold out
Storage
- 64GBSold out
- 128GBSold out
- 256GBSold out
Realme C21 vs Realme Note70T battery life and software updates
Durability aspects focus mostly on battery size and software updates. These affect how long each device can last on a charge and whether it receives current Android updates, which can influence security and app compatibility.
Battery Capacity
The Realme C21 has a 5000 mAh battery, which suits users needing a dependable daily charge for regular use. The Realme Note70T offers a larger 6000 mAh battery, ideal for those who want longer usage between charges, especially when using more demanding apps or features.
Battery
Foldable
Year of release
Realme C21 vs Realme Note70T performance
Performance depends on memory, chipset, and storage options. These determine how smoothly the devices handle apps, multitasking, and storage needs for files and media.
Memory and Multitasking
The Realme C21 comes with 4 GB of RAM, suitable for everyday use and running common apps without difficulty. The Realme Note70T doubles this with 8 GB of RAM, which helps keep more apps open at once and supports smoother multitasking.
Storage Capacity
Realme C21 offers 64GB of storage, enough for typical users who store basic apps and media. Realme Note70T is available with 128GB and 256GB options, providing more room for large apps, games, photos, and videos.
Chipset
RAM
Realme C21 vs Realme Note70T screen
Screen quality influences how you experience media and daily use. The size, resolution, and screen type shape clarity, brightness, and comfort during viewing.
Screen Size and Resolution
Realme C21 has a 6.5 inch screen with 720 x 1600 resolution, offering a clear display suitable for daily tasks like browsing and messaging. Realme Note70T features a slightly larger 6.75 inch screen with a higher 2400 x 1080 resolution, which provides sharper images and more detail for watching videos or viewing photos.
Screen Type
The Realme C21 uses an IPS LCD screen that delivers good colour and viewing angles. The Realme Note70T has an LCD screen, which also offers clear visuals, supporting comfortable daily use.
Refresh rate
Resolution
Screen size
Screen type
Realme C21 vs Realme Note70T camera
Audiovisual features focus on camera capabilities, which affect photo quality and video calls.
Front Camera
Realme C21 has a 5 megapixel front camera, which is suitable for basic selfies and video chats. Realme Note70T offers a 16 megapixel front camera with an f/2.0 aperture, capable of capturing more detail and clearer selfies.
Main Camera
Both devices share a 13 megapixel main camera, meaning they offer similar photo resolution for everyday photography needs.
Camera type
Front camera
Main camera
Realme C21 vs Realme Note70T size and design
Other practical differences include network compatibility, physical dimensions, and card support, which affect connectivity and handling.
Mobile Network
Realme C21 supports 4G networks, suitable for standard mobile internet use. Realme Note70T supports 5G, offering faster network speeds where 5G is available, which benefits users needing quicker downloads or streaming.
Physical Size and Weight
Realme C21 measures 165.2 mm in height, 76.4 mm in width, and 8.9 mm in depth, weighing 190 g. Realme Note70T is slightly taller at 167.2 mm, a bit wider at 76.6 mm, thinner at 7.9 mm, and weighs 195 g, which might feel a little larger but slimmer in the hand.
Expandable Storage
Both phones support microSD cards for expanded storage. Realme C21 uses microSDXC, which supports higher capacity cards. Realme Note70T uses microSD, which offers additional storage flexibility.
SIM Card Support
Both devices come with dual physical SIM card slots, letting you use two phone numbers or carriers simultaneously, which is convenient for work and personal use.
Carrier compatibility
Connector
Depth
Height
Mobile network
SD card slot
SIM card
Weight
Width
Realme C21 or Realme Note70T: which should you buy?
Buy the Realme C21 if
- you want a lighter build (190 g vs 195 g)
Buy the Realme Note70T if
- you want to spend less: it starts at £158, £40 less than the Realme C21
- you want more RAM (8 GB vs 4 GB)
- you want a bigger battery (6000 mAh vs 5000 mAh)
Realme C21 vs Realme Note70T FAQs
Realme C21 vs Note70T comes down to the chipset, RAM and battery. Chipset: Mediatek MT6765G Helio G35 on the Realme C21, Unisoc T7250 (12 nm) on the Realme Note70T. The Realme Note70T has more RAM: 8 GB vs 4 GB.
The Realme Note70T is cheaper refurbished, from £158 compared with £198 for the Realme C21.
The Realme Note70T has a bigger battery: 6000 mAh vs 5000 mAh.
Both have the same main camera: 13 megapixels.
The Realme Note70T adds more RAM (8 GB vs 4 GB), a bigger battery (6000 mAh vs 5000 mAh) and a higher-resolution front camera (16 megapixels vs 5 megapixels). Refurbished, it costs £40 less (from £158 vs £198).
Refurbished, the Realme C21 comes in 64GB, and the Realme Note70T in 128GB and 256GB.









