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Nothing Phone 3a vs Samsung Galaxy A18 4G 256GB

Compare specifications, current prices and availability. Choose up to four products from the same family.

Compared products
Selected Item
Nothing Phone 3aKSh 39,300 – KSh 45,500Buy now
Samsung Galaxy A18 4G 256GBKSh 30,000.00

Add up to 2 more items to compare

Nord CE5 256/8GBKSh 39,500.00
Nothing Phone (4b)KSh 40,000.00
Redmi Note 15 Pro 5GKSh 38,000 – KSh 45,500
Poco X6 ProKSh 38,500

Quick comparison

At a glance

Key specifications and important differences. Full details follow below.

FeatureNothing Phone 3aSamsung Galaxy A18 4G 256GB
PriceKSh 39,300 – KSh 45,500KSh 30,000.00
Display6.77 inches, 111.5 cm2 (~88.0% screen-to-body ratio); AMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR10+, 800 nits (typ), 1300 nits (HBM), 3000 nits (peak)6.7 inches: Super AMOLED, 90Hz
ProcessorQualcomm SM7635 Snapdragon 7s Gen 3 (4 nm)Exynos 1610
RAM8GB, 12GB4GB, 6GB
Storage128GB, 256GB128GB
Rear camera50 MP, f/1.9, 24mm (wide), 1/1.57", 1.0μm, dual pixel PDAF, OIS 50 MP, f/2.0, 50mm (telephoto), 1/2.74", 0.64μm, PDAF (25cm - ∞), 2x optical zoom 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12μm50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF, OIS 5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm 2 MP (macro)
Battery5000 mAh5000 mAh
Charging50W wired25W wired
Weight201 g (7.09 oz)196 g (6.91 oz)
Operating systemAndroid 15, upgradable to Android 16, Nothing OS 4.0, up to 3 major OS updatesAndroid 17, up to 6 major OS updates, One UI 9
NetworkGSM / HSPA / LTE / 5GGSM / HSPA / LTE

Full specifications

2 of 4 products

General

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
BrandNothingSamsung
ModelNothing Phone (3a)Galaxy A18 4G
Announced2025, March 042026, September 15

Design

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
Dimensions163.5 x 77.5 x 8.4 mm (6.44 x 3.05 x 0.33 in)164.4 x 77.9 x 7.7 mm (6.47 x 3.07 x 0.30 in)
Weight201 g (7.09 oz)196 g (6.91 oz)
Build materialsGlass front (Panda Glass), plastic frame, glass backGlass front (Gorilla Glass 3), plastic back, plastic frame

Display

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
Display6.77 inches, 111.5 cm2 (~88.0% screen-to-body ratio); AMOLED, 1B colors, 120Hz, 2160Hz PWM, HDR10+, 800 nits (typ), 1300 nits (HBM), 3000 nits (peak)6.7 inches: Super AMOLED, 90Hz
Screen resolution1080 x 2392 pixels (~387 ppi density)1080 x 2340 pixels, 19.5:9 ratio (~385 ppi density)
Display protectionPanda Glass, Mohs level 5Corning Gorilla Glass Victus+, Mohs level 5
Display featuresUltra HDR image supportSuper AMOLED, 90Hz

Performance

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
ProcessorQualcomm SM7635 Snapdragon 7s Gen 3 (4 nm)Exynos 1610
CPUOcta-core (1x2.5 GHz Cortex-A720 & 3x2.4 GHz Cortex-A720 & 4x1.8 GHz Cortex-A520)Octa-core (2x2.4 GHz Cortex-A7X & 6x2.0 GHz Cortex-A55)
GPUAdreno 810Mali-G57 MC2

Memory & Storage

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
RAM8GB, 12GB4GB, 6GB
Storage128GB, 256GB128GB
Storage technologyUFS 2.2—
Expandable storageNomicroSDXC (uses shared SIM slot)

Cameras

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
Rear camera50 MP, f/1.9, 24mm (wide), 1/1.57", 1.0μm, dual pixel PDAF, OIS 50 MP, f/2.0, 50mm (telephoto), 1/2.74", 0.64μm, PDAF (25cm - ∞), 2x optical zoom 8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12μm50 MP, f/1.8, (wide), 1/2.76", 0.64µm, AF, OIS 5 MP, f/2.2, (ultrawide), 1/5.0", 1.12µm 2 MP (macro)
Front camera32 MP, f/2.2, 22mm (wide), 1/3.44"13 MP, f/2.0, (wide), 1/3.1", 1.12µm
Rear camera featuresLED flash, panorama, HDRLED flash, panorama, HDR
Rear camera video4K@30fps, 1080p@30/60/120fps, gyro-EIS, OIS1080p@30fps
Front camera features—HDR
Front camera video1080p@30fps1080p@30fps

Battery & Charging

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
Battery5000 mAh5000 mAh
Charging50W wired25W wired

Software

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
Operating systemAndroid 15, upgradable to Android 16, Nothing OS 4.0, up to 3 major OS updatesAndroid 17, up to 6 major OS updates, One UI 9

Network

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
NetworkGSM / HSPA / LTE / 5GGSM / HSPA / LTE
SIMNano-SIM + Nano-SIMNano-SIM + Nano-SIM

Connectivity

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
NFCYesYes (market/region dependent)
Bluetooth5.4, A2DP, LE5.3, A2DP, LE
Wi-FiWi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi DirectWi-Fi 802.11 a/b/g/n/ac, dual-band, Wi-Fi Direct
PositioningGPS, GALILEO, GLONASS, BDS, QZSSGPS, GALILEO, GLONASS, BDS, QZSS
RadioNoFM radio (market/region dependent)
USBUSB Type-C 2.0, OTGUSB Type-C 2.0
Ultra Wideband (UWB)—Not Supported
Satellite features—Not Supported

Durability

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
Water resistanceIP64 dust tight and water resistant (water splashes) 3 LED light strips on the back (notifications, camera fill light, 26 addressable zones)IP64 dust protected and water resistant (water splashes)

Features

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
SensorsFingerprint (under display, optical), accelerometer, gyro, proximity, compassFingerprint (side-mounted), accelerometer, compass Virtual proximity sensing
Colors—Gray, Light Blue, Black

Audio

SpecificationNothing Phone 3aSamsung Galaxy A18 4G 256GB
LoudspeakersYes, with stereo speakersYes
3.5 mm headphone jackNoNo

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