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Samsung Galaxy A18 vs Samsung Galaxy A30s

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

Better figure, where one is clearly better

SamsungGalaxy A18SamsungGalaxy A30s
Overview
ReleasedSeptember 2026September 2019
Display
Screen size6.7″6.4″
Resolution2340 × 10801560 × 720
Sharpness385 pixels per inch268 pixels per inch
PanelOLEDOLED
Refresh rate90 Hz–
Display typeSuper AMOLED, FHD+, 16 million colours; 6.7-inch full rectangle, 6.5-inch accounting for rounded cornersHD+ Super AMOLED Infinity-V display
Screen protectionCorning Gorilla Glass 3 on the front–
Performance
ChipExynos 1610Exynos 7904
Memory4 GB4 GB
Storage128 GB64 GB, 128 GB
CPUOcta-core, 2.4 GHz and 2 GHzOcta-core, two 1.8 GHz and six 1.6 GHz cores
Storage type–64 GB or 128 GB internal storage; dedicated microSD slot up to 512 GB
MemoryLPDDR5; RAM Plus uses internal storage as virtual memory, separate from physical RAM–
Cameras
Main camera50 MP25 MP
Ultra wide camera5 MP8 MP
Telephoto cameraNoneNone
Optical zoomNoneNone
Front camera13 MP16 MP
Main camera50 MP, F1.8, autofocus; Samsung UK's exact specification lists no OIS, conflicting with GSMArena's stabilisation description25 MP, F1.7, autofocus, LED flash; no optical image stabilisation
Ultra wide camera5 MP, F2.28 MP, F2.2, 123-degree field of view
Front camera13 MP, F2.0; no autofocus or OIS16 MP, F2.0, fixed focus
ZoomDigital zoom up to 10×–
Video recordingFHD (1920 × 1080) at 30 fps; slow motion at 120 fps in HDFull HD 1920 × 1080 at 30 fps
Camera features2 MP F2.4 macro camera; rear flash5 MP, F2.2 depth camera for background blur
Battery and charging
Battery5,000 mAh4,000 mAh
Video playback (maker's claim)–Up to 21 hours
Wired chargingUp to 25 WUp to 15 W
Wireless chargingNoneNone
Battery life detailTypical 5,000 mAh, non-removable; EU energy class A, minimum battery endurance 1,200 cycles4,000 mAh non-removable battery; up to 21 hours video playback
Wired chargingUp to 25 W; Samsung France claims 50% charge in 30 minutes; charger sold separately–
Design
TypeStandardStandard
Weight196 g169 g
Thickness7.7 mm7.8 mm
Height × width164.4 × 77.9 mm158.5 × 74.7 mm
Water and dust resistanceIP64–
ColoursBlack, Silver, Light Blue (UK)Prism Crush Black, White and Violet in India; Green also shown in Lebanon
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 use–
BiometricsSide-button fingerprint recognition sensor (exact repair guide)In-screen fingerprint reader and face recognition
SensorsAccelerometer, fingerprint sensor, gyro sensor, geomagnetic sensor, light sensor, virtual proximity sensing–
SpeakersNo stereo support (Samsung UK)–
Software
Operating systemAndroidAndroid
Software at launchAndroid 17 with One UI 9 (Samsung France)Android 9 Pie with One UI
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 2032–
AI featuresCircle to Search with Google; Gemini (Samsung France)–
Connectivity
Mobile network4G LTE FDD/TDD; 3G WCDMA and 2G GSM; no 5G–
SIMDual nano-SIM; UK technical table specifies SIM 1 plus hybrid second SIM/microSD slot, despite its generic FAQ calling the microSD slot dedicatedDual nano-SIM plus separate microSD slot on SM-A307F
Wi-FiWi-Fi 5 (802.11a/b/g/n/ac), 2.4 and 5 GHz, VHT80; Wi-Fi DirectWi-Fi 802.11a/b/g/n/ac at 2.4 and 5 GHz
BluetoothBluetooth 5.3Bluetooth 5.0
NFCYes (UK model)–
USBUSB Type-C, USB 2.0; audio via USB-CUSB Type-C 2.0; 3.5 mm headphone socket
PositioningGPS, Glonass, Beidou, Galileo, QZSSGPS, GLONASS, BeiDou and Galileo

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