Galaxy A51 vs Galaxy S20 FE
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Galaxy A51
Starting at
£96.95£350.00 new
Galaxy S20 FE
Starting at
£159.05£779.00 newWhat's the difference between the Galaxy A51 and Galaxy S20 FE?
Galaxy A51 vs S20 FE comes down to the RAM, battery and refresh rate. Refurbished, the Galaxy A51 starts at £96.95, £62.10 less than the Galaxy S20 FE. The Galaxy S20 FE is the newer model, released in 2020.
Refurbished from
RAM
Battery
Refresh rate
Main camera
Software updates
- The Galaxy S20 FE has more RAM: 6 GB vs 4 GB.
- The Galaxy S20 FE has a bigger battery: 4500 mAh vs 4000 mAh.
- The Galaxy S20 FE has a smoother screen: 120 Hz vs 60 Hz.
Galaxy A51 vs Galaxy S20 FE specs
The Galaxy A51 and Galaxy S20 FE share the same screen resolution and size, but the S20 FE has a higher refresh rate for smoother visuals. The S20 FE offers more RAM and storage options, supporting more apps and files. Battery capacity is larger in the S20 FE, which may extend usage between charges. The Galaxy A51 has a higher resolution main camera, suited for detailed photos. Both phones run Android and support 4G networks with unlocked SIMs, but the A51 supports dual physical SIMs, which might benefit those needing two active numbers. These differences suit users looking for smoother screens and more memory with the S20 FE or sharper main photos and dual SIM functionality with the A51.
Galaxy A51 vs Galaxy S20 FE price
Colour
Galaxy A51 vs Galaxy S20 FE battery life and software updates
Battery size and software updates are key durability factors. Both phones are Android devices released in consecutive years, with similar non-foldable designs.
Battery Capacity
The Galaxy A51 has a 4000 mAh battery, which is suitable for daily use with moderate activity. The Galaxy S20 FE has a larger 4500 mAh battery, offering potentially longer use between charges. If longer battery life is important, the S20 FE could be the better fit.
Battery
Fast charging
Foldable
Ip rating
Software updates
Wireless charging
Year of release
Galaxy A51 vs Galaxy S20 FE performance
Chipset
RAM
Galaxy A51 vs Galaxy S20 FE screen
Screen quality affects your viewing experience. Both phones have the same resolution and screen size, but key differences impact smoothness and clarity.
Refresh Rate
The Galaxy A51 has a 60 Hz refresh rate, providing standard smoothness for everyday use. The Galaxy S20 FE offers a 120 Hz refresh rate, which makes animations and scrolling noticeably smoother. If you value fluid visuals especially when gaming or browsing, the S20 FE suits you.
Screen Type and Size
Both phones feature a 6.5 inch Super AMOLED display with 1080 x 2400 resolution. This means they deliver vibrant colours and clear detail in a comfortable size for watching videos or browsing.
Refresh rate
Resolution
Screen size
Screen type
Galaxy A51 vs Galaxy S20 FE camera
Camera quality is often a deciding factor. The front cameras are identical, but the main cameras differ in resolution.
Main Camera
The Galaxy A51 has a 48 megapixel main camera, which captures more detail and can be preferable for photography enthusiasts who want higher resolution images. The Galaxy S20 FE main camera has 12 megapixels, which is still capable but with fewer pixels for detail.
Front Camera
Both devices have a 32 megapixel front camera, ideal for selfies and video calls with the same level of detail.
Camera type
Front camera
Main camera
Galaxy A51 vs Galaxy S20 FE size and design
Other features like storage, SIM type, and physical size can influence your choice depending on your needs.
Memory and Storage
The Galaxy A51 comes with 4 GB RAM and storage options of 64 GB or 128 GB, suitable for everyday apps and moderate storage needs. The Galaxy S20 FE offers 6 GB RAM and larger storage choices of 128 GB and 256 GB, supporting more apps and files with smoother multitasking.
SIM Card Options
The Galaxy A51 supports dual physical SIM cards, which is useful if you want to use two phone numbers simultaneously. The Galaxy S20 FE has a physical SIM slot for one SIM card.
Size and Weight
Both phones are similar in size with a 6.5 inch screen. The Galaxy A51 is slimmer at 7.9 mm depth and lighter at 172 g. The Galaxy S20 FE is slightly thicker at 8.4 mm and heavier at 190 g, which might affect comfort for extended one-handed use.
Storage Expansion and Network
Both phones support microSDXC cards for expanding storage and both work on 4G networks. Both come unlocked for use with any carrier.
Carrier compatibility
Connector
Depth
Height
Mobile network
Release date
SD card slot
SIM card
Weight
Width
Galaxy A51 or Galaxy S20 FE: which should you buy?
Buy the Galaxy A51 if
- you want to spend less: it starts at £96.95, £62.10 less than the Galaxy S20 FE
- you want a higher-resolution main camera (48 megapixels vs 12 megapixels)
- you want a lighter build (172 g vs 190 g)
Buy the Galaxy S20 FE if
- you want more RAM (6 GB vs 4 GB)
- you want a bigger battery (4500 mAh vs 4000 mAh)
- you want a smoother screen (120 Hz vs 60 Hz)
What our customers say
Customers say the Galaxy A51 often looks like new and has a user-friendly interface with plenty of storage. Some mention the battery drains faster than they would like but lasts a day with normal use. Opinions on condition vary, with some finding the phone well cleaned and others noting scratches or dirt. The device's performance is generally appreciated, especially for everyday tasks.
The Galaxy S20 FE is praised for its excellent condition and smooth screen experience. Many find the phone looks like new and appreciate the storage capacity. Battery life is a common concern, with some customers reporting it lasts about half a day or is shorter than expected. The screen quality is noted as better than anticipated by some users. Weight and size do not appear to be issues based on feedback.
Overall, the Galaxy A51 suits those wanting sharp photos and dual SIM use in a lighter phone, with solid performance for everyday tasks. The Galaxy S20 FE fits customers who prioritise smoother visuals, more memory, and larger storage, accepting a slightly heavier device and battery life that requires more frequent charging.
Galaxy A51 vs Galaxy S20 FE FAQs
Galaxy A51 vs S20 FE comes down to the RAM, battery and refresh rate. The Galaxy S20 FE has more RAM: 6 GB vs 4 GB. The Galaxy S20 FE has a bigger battery: 4500 mAh vs 4000 mAh.
The Galaxy A51 is cheaper refurbished, from £96.95 compared with £159.05 for the Galaxy S20 FE.
The Galaxy S20 FE has a bigger battery: 4500 mAh vs 4000 mAh.
The Galaxy A51 has a higher-resolution main camera: 48 megapixels vs 12 megapixels.
The Galaxy A51 no longer gets updates. Updates for the Galaxy S20 FE ended in Nov 2025.
The Galaxy S20 FE adds more RAM (6 GB vs 4 GB), a bigger battery (4500 mAh vs 4000 mAh) and a smoother screen (120 Hz vs 60 Hz). Refurbished, it costs £62.10 more (from £159.05 vs £96.95).
Refurbished, the Galaxy A51 comes in 64GB and 128GB, and the Galaxy S20 FE in 128GB and 256GB.
