Galaxy M21 vs Realme 7 (Global)
Shop Samsung Galaxy
Galaxy M21
Starting at
£89.00
Realme 7 (Global)
Starting at
£115.00What's the difference between the Galaxy M21 and Realme 7 (Global)?
Galaxy M21 vs Realme 7 (Global) comes down to the chipset, RAM and battery. Refurbished, the Galaxy M21 starts at £89, £26 less than the Realme 7 (Global).
Refurbished from
Chipset
RAM
Battery
Screen size
Screen type
- Chipset: Exynos 9611 on the Galaxy M21, Mediatek MT6785V/CD Helio G95 (12 nm) on the Realme 7 (Global).
- The Realme 7 (Global) has more RAM: 6 GB vs 4 GB.
- The Galaxy M21 has a bigger battery: 6000 mAh vs 5000 mAh.
Galaxy M21 vs Realme 7 (Global) specs
The Galaxy M21 and Realme 7 (Global) both launched in 2020 and have strengths that suit different needs. The Galaxy M21 offers a larger 6000 mAh battery and a Super AMOLED screen, making it a good choice if you want longer battery life and deep colours. The Realme 7 has more RAM at 6 GB and a slightly bigger 6.5 inch IPS LCD screen, which helps with multitasking and gives you a bit more viewing space. Both phones support microSD cards and dual SIMs, with unlocked 4G connectivity. Your choice depends on whether you prefer a more vibrant display and longer battery life, or extra memory and a larger screen.
Galaxy M21 vs Realme 7 (Global) price
Colour
- BlueSold out
- WhiteSold out
Storage
- 64GBSold out
- 64GBSold out
Galaxy M21 vs Realme 7 (Global) battery life and software updates
Battery capacity is a key factor in how long a phone lasts between charges, affecting daily use. Both phones run Android, so your choice here mainly comes down to battery size.
Battery Capacity
The Galaxy M21 has a 6000 mAh battery, which provides extended usage between charges. This suits users who spend long hours away from power sources or prefer fewer charging interruptions. The Realme 7 has a 5000 mAh battery, still ample for a full day of use but with less capacity than the Galaxy M21. This might suit people who typically charge overnight and want a balance between battery size and device weight.
Battery
Foldable
Software updates
Year of release
Galaxy M21 vs Realme 7 (Global) performance
Performance depends on the chipset, RAM, and storage. Both devices offer 64GB of storage, but differences in RAM and chipset affect multitasking and app responsiveness.
RAM Size
The Realme 7 comes with 6 GB of RAM, which helps keep more apps open at once and supports smoother multitasking. This suits users who run multiple apps or heavier software regularly. The Galaxy M21 has 4 GB of RAM, which is sufficient for everyday apps and general use but offers less room for extensive multitasking.
Chipset
The Galaxy M21 uses the Exynos 9611 chipset, while the Realme 7 has the Mediatek MT6785V/CD Helio G95 (12 nm). Both chipsets provide competent performance for typical smartphone tasks. Buyers who focus on specific chipset brands or architectures can consider these details when choosing.
Chipset
RAM
Galaxy M21 vs Realme 7 (Global) screen
Screen size, resolution, and type affect viewing experience. Both phones have full HD+ resolution but differ in screen size and panel technology, which influences colour and brightness.
Screen Size
The Realme 7 has a 6.5 inch screen, slightly larger than the Galaxy M21's 6.4 inch display. If you prefer a bigger screen for watching videos or browsing, the Realme 7 provides a bit more space to work with.
Screen Type
The Galaxy M21 features a Super AMOLED screen, known for rich colours and deep blacks, ideal if you value vibrant visuals and contrast. The Realme 7 uses an IPS LCD screen, which offers good colour accuracy and viewing angles but with a different visual style than AMOLED.
Resolution
Both phones offer a resolution around 1080 by 2340 pixels, with the Realme 7 at 1080 by 2400 and the Galaxy M21 at 1080 by 2340. This provides sharp images and clear text on both devices.
Refresh rate
Resolution
Screen size
Screen type
Galaxy M21 vs Realme 7 (Global) camera
Camera type
Front camera
Main camera
Galaxy M21 vs Realme 7 (Global) size and design
Several practical differences such as size, weight, and connectors impact everyday handling and compatibility with accessories.
Physical Size
The Galaxy M21 measures 159 mm tall, 75.1 mm wide, and 8.9 mm deep, while the Realme 7 is 16.23 cm tall, 7.54 cm wide, and 0.94 cm deep. The Realme 7 is slightly taller, wider, and deeper, which may affect pocket fit and one-handed use.
Weight
The Galaxy M21 weighs 188 g, which is lighter than the Realme 7's 196 g. This difference might be noticeable if you prefer a lighter phone for extended use.
Connectivity and Expandability
Both phones offer USB-C charging and a 3.5 mm headphone jack, supporting standard audio accessories. They each support microSDXC cards for storage expansion and use dual physical SIM slots, providing flexibility for multiple numbers or carriers.
Network and Carrier
Both devices are unlocked and support 4G networks, allowing you to choose your carrier freely and use dual SIMs for work and personal numbers.
Carrier compatibility
Connector
Depth
Height
Mobile network
SD card slot
SIM card
Weight
Width
Galaxy M21 or Realme 7 (Global): which should you buy?
Buy the Galaxy M21 if
- you want to spend less: it starts at £89, £26 less than the Realme 7 (Global)
- you want a bigger battery (6000 mAh vs 5000 mAh)
- you want an OLED screen
Buy the Realme 7 (Global) if
- you want more RAM (6 GB vs 4 GB)
Galaxy M21 vs Realme 7 (Global) FAQs
Galaxy M21 vs Realme 7 (Global) comes down to the chipset, RAM and battery. Chipset: Exynos 9611 on the Galaxy M21, Mediatek MT6785V/CD Helio G95 (12 nm) on the Realme 7 (Global). The Realme 7 (Global) has more RAM: 6 GB vs 4 GB.
The Galaxy M21 is cheaper refurbished, from £89 compared with £115 for the Realme 7 (Global).
The Galaxy M21 has a bigger battery: 6000 mAh vs 5000 mAh.
Updates for the Galaxy M21 ended in Mar 2024. We don't have published update dates for the Realme 7 (Global).
Both come in 64GB refurbished.









