Galaxy A21s vs Galaxy A70
Shop Samsung Galaxy
Galaxy A21s
Starting at
£60.24£219.00 new
Galaxy A70
Starting at
£151.80£359.00 newWhat's the difference between the Galaxy A21s and Galaxy A70?
Galaxy A21s vs A70 comes down to the chipset, RAM and battery. Refurbished, the Galaxy A21s starts at £60.24, £91.56 less than the Galaxy A70. The Galaxy A21s is the newer model, released in 2020.
Refurbished from
Chipset
RAM
Battery
Screen size
Screen type
- Chipset: Exynos 850 on the Galaxy A21s, Qualcomm SDM675 Snapdragon 675 (11 nm) on the Galaxy A70.
- The Galaxy A70 has more RAM: 6 GB vs 3 GB.
- The Galaxy A21s has a bigger battery: 5000 mAh vs 4500 mAh.
Galaxy A21s vs Galaxy A70 specs
The Galaxy A21s and Galaxy A70 differ in several key ways that suit different users. The Galaxy A21s offers a larger 5000 mAh battery and simpler performance with 3 GB RAM and the Exynos 850 chipset, making it suitable for everyday use and longer battery life. The Galaxy A70 has a bigger, higher-resolution 6.7 inch Super AMOLED screen and 6 GB RAM with a Snapdragon 675 chipset, ideal for those who want a smoother multitasking experience and a more vibrant display. Camera choices also vary: the Galaxy A21s has a higher megapixel main camera for detailed photos, while the Galaxy A70 offers a sharper front camera for selfies. Storage on the Galaxy A70 is larger at 128 GB, good for those needing more space. Both run Android and support 4G with unlocked SIM options.
Galaxy A21s vs Galaxy A70 price
Colour
Galaxy A21s vs Galaxy A70 battery life and software updates
Battery capacity and software updates affect how long each phone stays powered and current.
Battery Capacity
The Galaxy A21s has a 5000 mAh battery, which is larger than the Galaxy A70's 4500 mAh. This means the Galaxy A21s can offer longer usage between charges, which suits users prioritising extended battery life over other features.
Software Updates
Both run Android, so software features will be similar based on their existing versions.
Battery
Fast charging
Foldable
Software updates
Year of release
Galaxy A21s vs Galaxy A70 performance
Performance depends on the chipset, RAM, and storage options you choose. These affect how well each phone handles apps and multitasking.
Chipset and RAM
The Galaxy A21s uses the Exynos 850 chipset with 3 GB of RAM, which suits everyday tasks, basic apps, and casual use. The Galaxy A70 features the Qualcomm SDM675 Snapdragon 675 chipset and 6 GB of RAM, making it better for users who run multiple apps at once or prefer smoother performance during heavier usage.
Storage Options
The Galaxy A21s comes in 32 GB and 64 GB models, suitable for users with moderate storage needs. The Galaxy A70 is available with 128 GB storage, ideal for those who want more space for apps, photos, and media without relying heavily on external cards.
Chipset
RAM
Galaxy A21s vs Galaxy A70 screen
Screen size, resolution, and type influence your viewing experience, especially for video, gaming, and reading.
Screen Size and Resolution
The Galaxy A70 has a larger 6.7 inch screen with a 1080 x 2400 resolution, providing a more spacious and sharper display. This suits users who watch videos or browse in detail. The Galaxy A21s offers a 6.5 inch screen with a 720 x 1600 resolution, which fits those who prefer a smaller screen and can accept lower resolution for everyday tasks.
Screen Technology
The Galaxy A70 uses a Super AMOLED screen, delivering deeper colours and stronger contrast, which benefits those who value vivid images and richer visuals. The Galaxy A21s has a PLS LCD screen, offering a reliable viewing experience for regular use.
Resolution
Screen size
Screen type
Galaxy A21s vs Galaxy A70 camera
Camera capabilities differ in megapixels and suit different photography needs, especially for selfies or main photos.
Front Camera
The Galaxy A70 has a 32 megapixel front camera, which captures more detail in selfies and video calls. This is ideal for users who prioritise high-resolution front-facing photos.
Main Camera
The Galaxy A21s features a 48 megapixel main camera, offering higher resolution for detailed photos. This suits users focused on capturing sharp images with the rear camera.
Front camera
Main camera
Galaxy A21s vs Galaxy A70 size and design
Other practical features include SIM options, weight, and expandability that affect daily use and convenience.
SIM Card Options
The Galaxy A21s uses a single physical SIM card, which suits users who only need one line. The Galaxy A70 supports dual physical SIM cards, making it a better choice for those who want to manage two numbers on the same device.
Weight and Dimensions
The Galaxy A21s weighs 192 g and measures 163.7 mm by 75.3 mm by 8.9 mm. The Galaxy A70 is slightly lighter at 183 g with dimensions of 164.3 mm height, 76.7 mm width, and 7.9 mm depth. These differences may influence comfort in hand and pocket for users sensitive to device size and weight.
Expandable Storage
Both phones support microSDXC cards, allowing you to increase storage if needed. This benefits users who prefer keeping media or files on external cards.
Carrier compatibility
Depth
Height
Mobile network
Release date
SD card slot
SIM card
Weight
Width
Galaxy A21s or Galaxy A70: which should you buy?
Buy the Galaxy A21s if
- you want to spend less: it starts at £60.24, £91.56 less than the Galaxy A70
- you want a bigger battery (5000 mAh vs 4500 mAh)
- you want a higher-resolution main camera (48 megapixels vs 32 megapixels)
Buy the Galaxy A70 if
- you want more RAM (6 GB vs 3 GB)
- you want a bigger screen (6.7 inch vs 6.5 inch)
- you want an OLED screen
What our customers say
Customers of the Galaxy A21s appreciate its condition and overall reliability. Many mention the phone looks like new and works well for everyday use. Some users highlight good battery life and a satisfactory camera experience. A few reviews mention initial setup frustrations, but most find it suited to casual or family use, with some buying multiple units for relatives.
Galaxy A70 customers generally praise the phone's larger, vibrant screen and smooth performance. They note the device works as expected for apps and daily tasks with good battery life. Several users mention the phone looks almost new with minimal marks. The larger storage and dual SIM support are also appreciated. Some minor issues were reported but did not detract from overall satisfaction.
The Galaxy A21s fits buyers seeking a dependable phone with strong battery life and a sharper main camera for photos. The Galaxy A70 suits those wanting better multitasking, a bigger and brighter screen, and a detailed front camera for selfies.
Galaxy A21s vs Galaxy A70 FAQs
Galaxy A21s vs A70 comes down to the chipset, RAM and battery. Chipset: Exynos 850 on the Galaxy A21s, Qualcomm SDM675 Snapdragon 675 (11 nm) on the Galaxy A70. The Galaxy A70 has more RAM: 6 GB vs 3 GB.
The Galaxy A21s is cheaper refurbished, from £60.24 compared with £151.80 for the Galaxy A70.
The Galaxy A21s has a bigger battery: 5000 mAh vs 4500 mAh.
The Galaxy A21s has a higher-resolution main camera: 48 megapixels vs 32 megapixels.
The Galaxy A21s no longer gets updates. The Galaxy A70 no longer gets updates.
The Galaxy A21s adds a bigger battery (5000 mAh vs 4500 mAh) and a higher-resolution main camera (48 megapixels vs 32 megapixels). Refurbished, it costs £91.56 less (from £60.24 vs £151.80).
Refurbished, the Galaxy A21s comes in 32GB and 64GB, and the Galaxy A70 in 128GB.






