Request a product

Samsung Galaxy A18 vs Samsung Galaxy A55 5G

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

SamsungGalaxy A18SamsungGalaxy A55 5G
Overview
ReleasedSeptember 2026March 2024
Display
Screen size6.7″6.6″
Resolution2340 × 10802340 × 1080
Sharpness385 pixels per inch390 pixels per inch
PanelOLEDOLED
Refresh rate90 Hz120 Hz
Peak brightness–1,000 nits
Display typeSuper AMOLED, FHD+, 16 million colours; 6.7-inch full rectangle, 6.5-inch accounting for rounded cornersSuper AMOLED, FHD+, 16M colours; 6.6″ full rectangle, 6.4″ accounting for rounded corners
Brightness detail–1,000 nits in High Brightness Mode
Screen protectionCorning Gorilla Glass 3 on the frontCorning Gorilla Glass Victus+ on the front; Samsung did not specify the rear glass type (Android Authority)
Display features–Adaptive refresh rate; Vision Booster; SGS Eye Care certification
Performance
ChipExynos 1610Exynos 1480
Memory4 GB8 GB
Storage128 GB128 GB, 256 GB
CPUOcta-core, 2.4 GHz and 2 GHzExynos 1480 confirmed by Tech Advisor and Android Authority; octa-core, 2.75 GHz and 2 GHz; 4 nm process (Tech Advisor)
GPU–Xclipse 530, developed with AMD (Android Authority)
Cooling–Integrated cooling system
MemoryLPDDR5; RAM Plus uses internal storage as virtual memory, separate from physical RAM–
Cameras
Main camera50 MP50 MP
Ultra wide camera5 MP12 MP
Telephoto cameraNoneNone
Optical zoomNoneNone
Front camera13 MP32 MP
Main camera50 MP, F1.8, autofocus; Samsung UK's exact specification lists no OIS, conflicting with GSMArena's stabilisation descriptionF1.8 wide camera, autofocus and optical image stabilisation
Ultra wide camera5 MP, F2.2F2.2
Front camera13 MP, F2.0; no autofocus or OISF2.2, fixed focus, no OIS; warm or natural skin-tone options
ZoomDigital zoom up to 10×Digital zoom up to 10×
Video recordingFHD (1920 × 1080) at 30 fps; slow motion at 120 fps in HDUp to UHD 4K (3840 × 2160) at 30 fps; HD slow motion at 240 fps; OIS and VDIS; Super HDR
Front video–Up to 4K at 30 fps (Android Authority)
Camera features2 MP F2.4 macro camera; rear flash5 MP F2.4 macro camera; Nightography; Edit Suggestion and Image Clipper
Battery and charging
Battery5,000 mAh5,000 mAh
Video playback (maker's claim)–Up to 28 hours
Wired chargingUp to 25 WUp to 25 W
Wireless chargingNoneNone
Battery life detailTypical 5,000 mAh, non-removable; EU energy class A, minimum battery endurance 1,200 cyclesRated capacity 4,905 mAh; up to 25 hours LTE internet, 24 hours Wi-Fi internet and 79 hours wireless audio playback
Wired chargingUp to 25 W; Samsung France claims 50% charge in 30 minutes; charger sold separatelySuper Fast Charging; 25 W wall charger sold separately
Wireless charging–Not supported (Tech Advisor and Android Authority)
Design
TypeStandardStandard
Weight196 g213 g
Thickness7.7 mm8.2 mm
Height × width164.4 × 77.9 mm161.1 × 77.4 mm
Water and dust resistanceIP64IP67
Materials–Aluminium frame and glass back (Tech Advisor); flat sides and raised housing around the power and volume buttons
ColoursBlack, Silver, Light Blue (UK)Awesome Iceblue, Awesome Lilac, Awesome Lemon, Awesome Navy
Water resistance detailIP64, dust-tight and splash-resistant; maker test sprays 10 litres of fresh water per minute from all angles for five minutes; not recommended for beach or pool useTested for up to 30 minutes in 1 m of fresh water; not advised for beach or pool use; resistance may diminish over time
BiometricsSide-button fingerprint recognition sensor (exact repair guide)In-display fingerprint reader (Tech Advisor)
SensorsAccelerometer, fingerprint sensor, gyro sensor, geomagnetic sensor, light sensor, virtual proximity sensingAccelerometer, fingerprint sensor, gyroscope, geomagnetic sensor, Hall sensor, light sensor, virtual proximity sensing
SpeakersNo stereo support (Samsung UK)Stereo speakers; USB-C audio, no 3.5 mm headphone socket
Software
Operating systemAndroidAndroid
Software at launchAndroid 17 with One UI 9 (Samsung France)Android 14 with One UI 6.1
Software featuresKnox Vault, Quick Share and Smart Switch; no Samsung DeX support–
Release detailSamsung France confirmed already available on 15 September 2026; first retail day is not established, so month precision is retained. Swedish announcement says availability later in 2026.–
Software updatesUp to six generations of OS upgrades and six years of security updates; UK security support listed until 31 October 2032Up to four generations of Android and One UI upgrades and five years of security updates promised at launch; current UK spec page lists security support until 31 March 2028
AI featuresCircle to Search with Google; Gemini (Samsung France)Circle to Search with Google, available after a software update; Edit Suggestion and Image Clipper
Safety features–Samsung Knox Vault isolates PINs, passwords and other private information
In the box–USB-C to USB-C cable; no charger (Tech Advisor)
Connectivity
Mobile network4G LTE FDD/TDD; 3G WCDMA and 2G GSM; no 5G5G Sub6 FDD and TDD; 4G LTE FDD and TDD; 3G WCDMA; 2G GSM
SIMDual nano-SIM; UK technical table specifies SIM 1 plus hybrid second SIM/microSD slot, despite its generic FAQ calling the microSD slot dedicatedDual SIM; nano-SIM and hybrid nano-SIM/microSD slot, or eSIM
Wi-FiWi-Fi 5 (802.11a/b/g/n/ac), 2.4 and 5 GHz, VHT80; Wi-Fi DirectWi-Fi 6 (802.11a/b/g/n/ac/ax), 2.4 and 5 GHz, HE80, MIMO, 1024-QAM; Wi-Fi Direct
BluetoothBluetooth 5.3Bluetooth 5.3
NFCYes (UK model)Supported
USBUSB Type-C, USB 2.0; audio via USB-CUSB Type-C, USB 2.0; no Samsung DeX
PositioningGPS, Glonass, Beidou, Galileo, QZSSGPS, GLONASS, BeiDou, Galileo, QZSS

More comparisons