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Samsung Galaxy A18 vs Samsung Galaxy A30

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

Better figure, where one is clearly better

SamsungGalaxy A18SamsungGalaxy A30
Overview
ReleasedSeptember 2026March 2019
Display
Screen size6.7″6.4″
Resolution2340 × 10802340 × 1080
Sharpness385 pixels per inch403 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 cornersFull HD+ Super AMOLED Infinity-U
Screen protectionCorning Gorilla Glass 3 on the front–
Performance
ChipExynos 1610Exynos 7904
Memory4 GB3 GB – 4 GB
Storage128 GB32 GB, 64 GB
CPUOcta-core, 2.4 GHz and 2 GHzTwo 1.8 GHz plus six 1.6 GHz cores; Exynos 7904 identified by Android Authority
Storage type–32 GB or 64 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 MP16 MP
Ultra wide camera5 MP5 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 description16 MP, F1.7, autofocus, LED flash; no optical image stabilisation
Ultra wide camera5 MP, F2.25 MP, F2.2
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 flash–
Battery and charging
Battery5,000 mAh4,000 mAh
Video playback (maker's claim)–Up to 18 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 18 hours video playback
Wired chargingUp to 25 W; Samsung France claims 50% charge in 30 minutes; charger sold separately–
Design
TypeStandardStandard
Weight196 g165 g
Thickness7.7 mm7.7 mm
Height × width164.4 × 77.9 mm158.5 × 74.7 mm
Materials–Glossy plastic back and frame (Gadgets 360 and Android Authority)
Water and dust resistanceIP64–
ColoursBlack, Silver, Light Blue (UK)Black, blue and red in India
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)Rear fingerprint reader and face recognition
SensorsAccelerometer, fingerprint sensor, gyro sensor, geomagnetic sensor, light sensor, virtual proximity sensingAccelerometer, fingerprint, gyroscope, geomagnetic, Hall, light and proximity sensors
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-A305F/DS
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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