Galaxy A51 vs Huawei Mate 20 Pro
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Galaxy A51
Starting at
£96.95£350.00 new
Huawei Mate 20 Pro
Starting at
£95.00What's the difference between the Galaxy A51 and Huawei Mate 20 Pro?
Galaxy A51 vs Huawei Mate 20 Pro comes down to the chipset, RAM and battery. Refurbished, the Huawei Mate 20 Pro starts at £95, £1.95 less than the Galaxy A51. The Galaxy A51 is the newer model, released in 2019.
Refurbished from
Chipset
RAM
Battery
Screen size
Screen type
- Chipset: Exynos 9611 on the Galaxy A51, Kirin 980 (7 nm) on the Huawei Mate 20 Pro.
- The Huawei Mate 20 Pro has more RAM: 6 GB vs 4 GB.
- The Huawei Mate 20 Pro has a bigger battery: 4200 mAh vs 4000 mAh.
Galaxy A51 vs Huawei Mate 20 Pro specs
The Galaxy A51 and Huawei Mate 20 Pro differ primarily in performance, screen quality, and design details. The Mate 20 Pro offers a higher resolution and sharper OLED screen with a slightly smaller size, alongside more RAM, which suits users who want a smoother multitasking experience and crisper visuals. The Galaxy A51 provides a larger Super AMOLED screen and a higher resolution front camera, ideal for those who prioritise selfies and a bigger display for video. Battery capacities are similar, with the Mate 20 Pro having a slight edge. Storage and SIM options vary, with the Galaxy A51 giving a choice between 64GB and 128GB and supporting dual physical SIMs, while the Mate 20 Pro stocks 128GB and uses a single physical SIM with Nano Memory card support.
Galaxy A51 vs Huawei Mate 20 Pro price
Colour
- BlackSold out
- BlueSold out
- GreenSold out
Storage
- 128GBSold out
Galaxy A51 vs Huawei Mate 20 Pro battery life and software updates
Battery capacity and software support affect how long the phones can keep going day to day.
Battery Capacity
The Huawei Mate 20 Pro has a 4200 mAh battery, slightly larger than the Galaxy A51's 4000 mAh. This difference may provide the Mate 20 Pro with somewhat longer usage between charges, which could suit users who need extra endurance during busy days.
Software Updates
This means both will run on older versions of Android, so you should expect similar levels of system features and security updates on each device.
Battery
Fast charging
Foldable
Software updates
Year of release
Galaxy A51 vs Huawei Mate 20 Pro performance
Performance depends on the chipset, RAM, and storage options you choose. These factors influence speed, multitasking, and how many apps stay active in the background.
Processor and RAM
The Huawei Mate 20 Pro uses a Kirin 980 chipset with 6 GB of RAM, while the Galaxy A51 runs on an Exynos 9611 chipset with 4 GB of RAM. The extra RAM in the Mate 20 Pro helps keep more apps running smoothly at once, which benefits users who multitask or run demanding apps.
Storage Options
The Galaxy A51 is available with 64 GB or 128 GB of storage, giving flexibility for different needs and budgets. The Huawei Mate 20 Pro is stocked with 128 GB, which suits users looking for more built-in storage without extra cost considerations.
Chipset
RAM
Galaxy A51 vs Huawei Mate 20 Pro screen
Screen size, resolution, and technology affect how clear and immersive your viewing experience is, whether for videos, browsing, or reading.
Resolution and Screen Size
The Huawei Mate 20 Pro offers a higher resolution of 1440 x 3120 pixels on a 6.39 inch screen, delivering sharper detail and richer visuals for users who want crisp images and text. The Galaxy A51 has a larger 6.5 inch screen with 1080 x 2400 resolution, making it better for watching videos and browsing with a bigger display area.
Screen Technology
The Galaxy A51 uses a Super AMOLED screen, which typically provides vibrant colours and deep blacks, ideal for media consumption. The Huawei Mate 20 Pro has an OLED screen, known for good contrast and colour accuracy, which suits users focused on visual fidelity.
Refresh rate
Resolution
Screen size
Screen type
Galaxy A51 vs Huawei Mate 20 Pro camera
Camera quality plays a key role in capturing photos and videos, especially for selfies and main shots. The front camera is important for video calls and self-portraits, while the main camera handles general photography.
Front Camera
The Galaxy A51 features a 32 megapixel front camera, which offers more detail for selfies and video calls. This is a good fit if clear self-portraits are a priority. The Huawei Mate 20 Pro has a 24 megapixel front camera, providing solid selfie quality for everyday use.
Main Camera
The Galaxy A51 comes with a 48 megapixel main camera, capturing high-resolution photos suited for users who want detailed images. The Huawei Mate 20 Pro has a 40 megapixel main camera, which also delivers quality photos with slightly fewer pixels but still strong performance.
Camera type
Front camera
Main camera
Galaxy A51 vs Huawei Mate 20 Pro size and design
Other details include physical size, weight, SIM and card options, and network compatibility. These affect how the phone fits in your hand, works with carriers, and expands storage.
Size and Weight
The Galaxy A51 measures 158.5 mm in height, 73.6 mm in width, and 7.9 mm in depth, weighing 172 g. The Huawei Mate 20 Pro is slightly shorter at 157.8 mm, narrower at 72.3 mm, and thicker at 8.6 mm, weighing 189 g. The Mate 20 Pro may feel more compact but heavier, while the Galaxy A51 offers a larger footprint with a lighter build.
SIM and Memory Card
Galaxy A51 supports dual physical SIM cards and uses a microSDXC slot for expandable storage, which suits users who want two phone numbers or easy storage upgrades. The Huawei Mate 20 Pro supports one physical SIM and uses a Nano Memory card slot, a different format for expanding storage.
Network Compatibility
Both phones come unlocked and support 4G networks, allowing use with a wide range of carriers and plans across the UK.
Carrier compatibility
Connector
Depth
Height
Mobile network
Release date
SD card slot
SIM card
Weight
Width
Galaxy A51 or Huawei Mate 20 Pro: which should you buy?
Buy the Galaxy A51 if
- you want a higher-resolution main camera (48 megapixels vs 40 megapixels)
- you want a higher-resolution front camera (32 megapixels vs 24 megapixels)
- you want a lighter build (172 g vs 189 g)
Buy the Huawei Mate 20 Pro if
- you want to spend less: it starts at £95, £1.95 less than the Galaxy A51
- you want more RAM (6 GB vs 4 GB)
- you want a bigger battery (4200 mAh vs 4000 mAh)
What our customers say
Customers who bought the Galaxy A51 often mention its good condition, with many saying it looks nearly new despite being described as fair condition. Several users appreciate its storage capacity and interface, highlighting the phone's performance as satisfactory for everyday use. Some mention the battery life drains faster than they would like but still lasts a day with normal use. A few customers note issues with cleanliness or scratches, but generally, the Galaxy A51 receives positive feedback for its appearance and functionality.
Huawei Mate 20 Pro customers commonly praise the phone's quality and condition, describing it as good or excellent. Users report the phone works very well and offers good value, though some mention technical quirks such as charging behaviour and sound settings. There are occasional comments about wear and tear over time, but overall satisfaction with its performance is clear. Some buyers highlight the hassle of transferring data or minor issues with the charging port.
For those choosing between these devices, the Galaxy A51 suits buyers who want a larger screen and dual SIM flexibility with a strong front camera. The Huawei Mate 20 Pro appeals to users who prioritise screen resolution, higher RAM, and a slightly more compact feel with solid main camera performance.
Galaxy A51 vs Huawei Mate 20 Pro FAQs
Galaxy A51 vs Huawei Mate 20 Pro comes down to the chipset, RAM and battery. Chipset: Exynos 9611 on the Galaxy A51, Kirin 980 (7 nm) on the Huawei Mate 20 Pro. The Huawei Mate 20 Pro has more RAM: 6 GB vs 4 GB.
The Huawei Mate 20 Pro is cheaper refurbished, from £95 compared with £96.95 for the Galaxy A51.
The Huawei Mate 20 Pro has a bigger battery: 4200 mAh vs 4000 mAh.
The Galaxy A51 has a higher-resolution main camera: 48 megapixels vs 40 megapixels.
The Galaxy A51 no longer gets updates. We don't have published update dates for the Huawei Mate 20 Pro.
Refurbished, the Galaxy A51 comes in 64GB and 128GB, and the Huawei Mate 20 Pro in 128GB.







