Galaxy S23 vs Realme C55
Shop Samsung Galaxy
Galaxy S23
Starting at
£235.29£1,019.00 new
Realme C55
Starting at
£147.00What's the difference between the Galaxy S23 and Realme C55?
Galaxy S23 vs Realme C55 comes down to the chipset, battery and screen size. Refurbished, the Realme C55 starts at £147, £88.29 less than the Galaxy S23.
Refurbished from
Chipset
Battery
Screen size
Screen type
Refresh rate
- Chipset: Qualcomm Snapdragon 8 Gen 2 for Galaxy on the Galaxy S23, Mediatek MT6769H Helio G88 (12 nm) on the Realme C55.
- The Realme C55 has a bigger battery: 5000 mAh vs 3900 mAh.
- Screen size: 6.1 inch on the Galaxy S23, 6,72 inch on the Realme C55.
Galaxy S23 vs Realme C55 specs
The Galaxy S23 and Realme C55, both released in 2023, offer distinct experiences suited to different users. The Galaxy S23 features a smaller but more vibrant Dynamic AMOLED screen with a faster 120 Hz refresh rate and a powerful Snapdragon 8 Gen 2 chipset for demanding tasks. The Realme C55 has a larger IPS LCD screen with a 90 Hz refresh rate, a bigger 5000 mAh battery for longer use between charges, and a microSDXC slot for expanding storage. It suits users who prioritise screen size, battery life, and physical SIM flexibility over the latest mobile networks or chipset power.
Galaxy S23 vs Realme C55 price
Colour
Storage
Galaxy S23 vs Realme C55 battery life and software updates
Battery capacity and software updates influence how long the devices stay active and current. These aspects matter for everyday use and reliability over time.
Battery Capacity
The Realme C55 has a 5000 mAh battery, which is larger than the Galaxy S23's 3900 mAh. This means the Realme C55 is suited to users who want longer battery life between charges, especially when using the phone for extended periods away from power sources.
Software Updates
This suits users who want to keep their phone software up to date over time.
Battery
Fast charging
Foldable
Ip rating
Software updates
Wireless charging
Year of release
Galaxy S23 vs Realme C55 performance
Performance depends on the chipset and memory, affecting how smoothly apps run and multitasking works. Storage options also affect how much content you can keep on your device.
Chipset Power
The Galaxy S23 uses a Qualcomm Snapdragon 8 Gen 2 chipset built on a 4 nm process, offering more advanced processing power. This suits users running demanding apps or multitasking frequently. The Realme C55 uses a Mediatek Helio G88 on a 12 nm process, which supports everyday tasks well.
Memory Size
Both devices come with 8 GB of RAM, which keeps everyday apps running smoothly and helps with multitasking.
Storage Options
The Galaxy S23 is available in 128GB, 256GB, and 512GB storage sizes, providing flexibility depending on how much space you need. The Realme C55 comes with 256GB storage, offering a generous amount of space for most users.
Chipset
RAM
Galaxy S23 vs Realme C55 screen
Screen size, type, and refresh rate affect how content appears and feels when you use the device for browsing, watching videos, or gaming.
Screen Size
The Realme C55 has a larger 6.72 inch screen, which provides more room for video and reading. The Galaxy S23 offers a more compact 6.1 inch screen, which suits those who prefer a smaller device that is easier to hold.
Screen Type and Quality
The Galaxy S23 features a Dynamic AMOLED 2X screen, known for vibrant colours and deep blacks. The Realme C55 uses an IPS LCD screen, which delivers consistent colours but without the contrast depth of AMOLED.
Refresh Rate
The Galaxy S23 supports a 120 Hz refresh rate, making animations and scrolling appear smoother. The Realme C55 has a 90 Hz refresh rate, which still offers fluid motion but with less smoothness than 120 Hz.
Resolution
Both screens have similar Full HD+ resolution, with the Galaxy S23 at 1080 x 2340 pixels and the Realme C55 at 1080 x 2400 pixels, meaning both deliver sharp and clear images.
Refresh rate
Resolution
Screen size
Screen type
Galaxy S23 vs Realme C55 camera
Camera quality is key for capturing photos and video. Front and main camera megapixels affect detail and clarity in images.
Front Camera
The Galaxy S23 has a 12 megapixel front camera, which can capture sharper selfies and video calls. The Realme C55 has an 8 megapixel front camera, suitable for everyday use.
Main Camera
The Realme C55 features a 64 megapixel main camera, which captures more detail in photos. The Galaxy S23's main camera is 50 megapixels, still delivering high-resolution images suitable for most photography needs.
Camera type
Front camera
Main camera
Galaxy S23 vs Realme C55 size and design
Other features such as network compatibility, SIM options, and physical size influence how you use the device day to day.
Mobile Network
The Galaxy S23 supports 5G networks, suitable for faster mobile data where 5G is available. The Realme C55 supports 4G, which provides good coverage and speed in most areas.
SIM Card Options
The Galaxy S23 offers one physical SIM slot plus an eSIM, giving flexible options for mobile plans. The Realme C55 supports dual physical SIM cards, useful if you prefer separate physical SIMs for work and personal use.
Expandable Storage
The Realme C55 includes a microSDXC slot, allowing you to add extra storage with a memory card. The Galaxy S23 does not have this option, so storage capacity is fixed.
Size and Weight
The Galaxy S23 is smaller and lighter at 146.3 mm height, 70.9 mm width, and 168 g weight, making it easier to use one-handed. The Realme C55 is larger and heavier at 165.6 mm height, 75.9 mm width, and 189 g weight, which suits those who prefer a bigger device.
Device Thickness
Both phones are similarly slim, with the Galaxy S23 at 7.6 mm and the Realme C55 at 7.9 mm thickness.
Carrier compatibility
Connector
Depth
Height
Mobile network
SD card slot
SIM card
Weight
Width
Galaxy S23 or Realme C55: which should you buy?
Buy the Galaxy S23 if
- you want an OLED screen
- you want a smoother screen (120 Hz vs 90 Hz)
- you want a higher-resolution front camera (12 megapixels vs 8 megapixels)
Buy the Realme C55 if
- you want to spend less: it starts at £147, £88.29 less than the Galaxy S23
- you want a bigger battery (5000 mAh vs 3900 mAh)
- you want a higher-resolution main camera (64 megapixels vs 50 megapixels)
Galaxy S23 vs Realme C55 FAQs
Galaxy S23 vs Realme C55 comes down to the chipset, battery and screen size. Chipset: Qualcomm Snapdragon 8 Gen 2 for Galaxy on the Galaxy S23, Mediatek MT6769H Helio G88 (12 nm) on the Realme C55. The Realme C55 has a bigger battery: 5000 mAh vs 3900 mAh.
The Realme C55 is cheaper refurbished, from £147 compared with £235.29 for the Galaxy S23.
The Realme C55 has a bigger battery: 5000 mAh vs 3900 mAh.
The Realme C55 has a higher-resolution main camera: 64 megapixels vs 50 megapixels.
The Galaxy S23 gets updates until Feb 2028. We don't have published update dates for the Realme C55.
Refurbished, the Galaxy S23 comes in 128GB, 256GB and 512GB, and the Realme C55 in 256GB.









