Galaxy A31 vs Oppo Reno4 5G
Shop Samsung Galaxy
Galaxy A31
Starting at
£115.35£299.99 new
Oppo Reno4 5G
Starting at
£129.00What's the difference between the Galaxy A31 and Oppo Reno4 5G?
Galaxy A31 vs Oppo Reno4 5G comes down to the chipset, RAM and battery. Refurbished, the Galaxy A31 starts at £115.35, £13.65 less than the Oppo Reno4 5G.
Refurbished from
Chipset
RAM
Battery
Screen size
Screen type
- Chipset: Mediatek MT6768 Helio P65 (12 nm) on the Galaxy A31, Qualcomm SM7250 Snapdragon 765G 5G (7 nm) on the Oppo Reno4 5G.
- The Oppo Reno4 5G has more RAM: 8 GB vs 6 GB.
- The Galaxy A31 has a bigger battery: 5000 mAh vs 4000 mAh.
Galaxy A31 vs Oppo Reno4 5G specs
The Galaxy A31 and Oppo Reno4 5G both come from 2020 and run Android, but they differ in several key areas that suit different needs. The Galaxy A31 offers a larger 5000 mAh battery which suits users who prioritise longer battery life. The Oppo Reno4 5G supports 5G networks and has a Snapdragon 765G chipset with 8 GB of RAM, fitting users seeking faster connectivity and smoother multitasking. The Galaxy A31 has a slightly larger Super AMOLED screen, while the Oppo Reno4 5G has a higher resolution front camera for sharper selfies. Storage options vary, with the Galaxy A31 available in 64GB and 128GB, plus a microSD slot for extra space. The Oppo Reno4 5G supports dual physical SIMs. Choose the Galaxy A31 for longer battery and expandable storage, or the Oppo Reno4 5G for faster performance and 5G connectivity.
Galaxy A31 vs Oppo Reno4 5G price
Colour
Storage
- 128GBSold out
Galaxy A31 vs Oppo Reno4 5G battery life and software updates
Battery life and system updates are important for daily phone use. The Galaxy A31 offers a larger battery, which suits users who need extended usage between charges.
Battery Capacity
The Galaxy A31 has a 5000 mAh battery, which provides longer use without recharging. This suits heavy users or those often away from power sources. The Oppo Reno4 5G has a 4000 mAh battery, suitable for typical daily use but with less overall capacity.
Software Updates
This means neither device will receive the newest system features.
Battery
Fast charging
Foldable
Software updates
Year of release
Galaxy A31 vs Oppo Reno4 5G performance
Performance affects how smoothly your apps run and how well your phone handles multitasking. The Oppo Reno4 5G features a more advanced chipset and more RAM, making it a good choice if you use demanding apps or switch between many tasks. The Galaxy A31 offers solid performance for everyday use and comes in two storage sizes.
Processor Power
The Oppo Reno4 5G uses the Qualcomm SM7250 Snapdragon 765G 5G chipset built on a 7 nm process. This chipset supports 5G connectivity and delivers more efficient performance. The Galaxy A31 runs on the Mediatek MT6768 Helio P65 (12 nm), a chipset designed for standard everyday tasks.
Memory and Storage
With 8 GB of RAM, the Oppo Reno4 5G keeps apps running smoothly and supports more multitasking. The Galaxy A31 comes with 6 GB of RAM, which is sufficient for everyday use. For storage, the Galaxy A31 offers 64GB and 128GB options, while the Oppo Reno4 5G is available only with 128GB.
Chipset
RAM
Galaxy A31 vs Oppo Reno4 5G screen
Screen size and type affect your viewing experience for videos and browsing. Both phones have similar Full HD+ resolutions, but the Galaxy A31 has a slightly larger display and uses Super AMOLED technology, which tends to deliver vibrant colours and deep blacks.
Screen Size
The Galaxy A31 has a 6.4 inch screen, providing a bit more space for watching videos or reading. The Oppo Reno4 5G's screen measures 6.43 inches, offering a similar but slightly larger display area.
Display Technology
The Galaxy A31 features a Super AMOLED screen, known for its rich colours and contrast. The Oppo Reno4 5G uses an AMOLED screen, which also offers good colour reproduction and brightness. Both are well suited to media consumption.
Refresh rate
Resolution
Screen size
Screen type
Galaxy A31 vs Oppo Reno4 5G camera
Camera type
Front camera
Main camera
Galaxy A31 vs Oppo Reno4 5G size and design
Other features such as network support, SIM options and storage expansion can influence which phone suits your lifestyle. The Oppo Reno4 5G supports 5G and dual physical SIMs, ideal for users needing fast mobile data and two phone numbers. The Galaxy A31 supports 4G and includes a microSDXC slot for adding extra storage.
Network Compatibility
The Oppo Reno4 5G supports 5G networks, which suits users wanting the fastest available mobile internet. The Galaxy A31 supports 4G networks, fitting everyday connectivity needs.
SIM Cards
The Oppo Reno4 5G offers dual physical SIM slots, allowing you to use two phone numbers simultaneously. The Galaxy A31 comes with a single physical SIM slot, suitable if you only need one line.
Expandable Storage
The Galaxy A31 includes a microSDXC card slot, so you can increase storage with an external memory card. This suits users who store many photos, music or videos. The Oppo Reno4 5G does not have this feature.
Weight
The Oppo Reno4 5G weighs 183 g and the Galaxy A31 weighs 185 g. Both are similar in weight and easy to carry.
Carrier compatibility
Connector
Depth
Height
Mobile network
SD card slot
SIM card
Weight
Width
Galaxy A31 or Oppo Reno4 5G: which should you buy?
Buy the Galaxy A31 if
- you want to spend less: it starts at £115.35, £13.65 less than the Oppo Reno4 5G
- you want a bigger battery (5000 mAh vs 4000 mAh)
- you want a memory card slot
Buy the Oppo Reno4 5G if
- you want more RAM (8 GB vs 6 GB)
- you want a higher-resolution front camera (32 megapixels vs 20 megapixels)
- you want 5G
Galaxy A31 vs Oppo Reno4 5G FAQs
Galaxy A31 vs Oppo Reno4 5G comes down to the chipset, RAM and battery. Chipset: Mediatek MT6768 Helio P65 (12 nm) on the Galaxy A31, Qualcomm SM7250 Snapdragon 765G 5G (7 nm) on the Oppo Reno4 5G. The Oppo Reno4 5G has more RAM: 8 GB vs 6 GB.
The Galaxy A31 is cheaper refurbished, from £115.35 compared with £129 for the Oppo Reno4 5G.
The Galaxy A31 has a bigger battery: 5000 mAh vs 4000 mAh.
Both have the same main camera: 48 megapixels.
The Galaxy A31 no longer gets updates. We don't have published update dates for the Oppo Reno4 5G.
Refurbished, the Galaxy A31 comes in 64GB and 128GB, and the Oppo Reno4 5G in 128GB.









