Nothing Phone (4a) Pro vs Samsung Galaxy Watch3

Specs comparison

Add up to three devices side by side to compare their full specifications, features, performance, battery, and key differences in one place. Make informed decisions and find the device that best suits your needs and budget. Search for a device in an empty slot to add it.


2 of 3 devices The best value in a row is marked Best	Change Nothing Phone (4a) Pro to… Cancel	Samsung Samsung Galaxy Watch3 View Specs Change	Empty slot Search to add a device
Brand	Nothing	Samsung	Empty slot
Versions	—	SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only)	Empty slot
Announced	2026, March 05	2020, August 05	Empty slot
Released	2026, March 05	2020, August 06	Empty slot
Availability	Available	Available	Empty slot

Technology	GSM / HSPA / LTE / 5G	GSM / HSPA / LTE	Empty slot
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900	Empty slot
3G Bands	HSDPA 800 / 850 / 900 / 1700(AWS) / 1900 / 2100 - InternationalHSDPA 850 / 900 / 2100 - India	HSDPA 850 / 900 / 2100	Empty slot
4G Bands	1, 2, 3, 4, 5, 7, 8, 12, 17, 18, 19, 20, 26, 28, 38, 40, 41, 42, 48, 66, 71 - International1, 3, 5, 8, 28, 38, 40, 41 - India	1, 3, 5, 7, 8, 20	Empty slot
5G Bands	1, 2, 3, 5, 7, 8, 12, 20, 28, 38, 40, 41, 48, 66, 71, 77, 78 SA/NSA - International1, 3, 5, 8, 28, 38, 40, 41, 77, 78 SA/NSA - India	—	Empty slot
Speed	HSPA, LTE, 5G	HSPA, LTE	Empty slot

Dimensions	163.7 x 76.6 x 8 mm(6.44 x 3.02 x 0.31 in)	45mm: 45 x 46.2 x 11.1 mm41mm: 41 x 42.5 x 11.3 mm	Empty slot
Weight	210 g (7.41 oz)	53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best	Empty slot
Build	Glass front (Gorilla Glass 7i), aluminum frame, aluminum back	Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel	Empty slot
SIM	· Nano-SIM + Nano-SIM + eSIM (max 2 at a time)· Nano-SIM + Nano-SIM	eSIM (LTE models)	Empty slot
Protection / IP Rating	IP65 dust tight and water resistant (low pressure water jets)Manufacturer-rated water-resistant (up to 25cm for 20 min)137 individually addressable mini-LEDsAircraft-grade aluminium unibody	IP68 dust/water resistant, 5ATMMIL-STD-810G compliant	Empty slot

Display Type	AMOLED	Super AMOLED	Empty slot
Display Size	6.83 inches, 117.8 cm2 (~93.9% screen-to-body ratio) Best	1.4 inches	Empty slot
Resolution	1260 x 2800 pixels, 20:9 ratio	360 x 360 pixels	Empty slot
Pixel Density	~440 ppi Best	~364 ppi	Empty slot
Refresh Rate	144Hz Best	60Hz	Empty slot
Peak Brightness	800 nits (typ), 1600 nits (HBM), 5000 nits (peak)	—	Empty slot
Protection	Corning Gorilla Glass 7iUltra HDR image support	Corning Gorilla Glass DX	Empty slot
Display Features	1B colors, 2160Hz PWM, HDR10+	Always-On-Display	Empty slot

Operating System	Android	Tizen	Empty slot
OS Version	16	5.5	Empty slot
Update Support	Upgradeable up to 3 major OS updates	—	Empty slot
User Interface	Nothing OS 4.1	—	Empty slot
Chipset	Qualcomm SM7750-AB Snapdragon 7 Gen 4 (4 nm)	Exynos 9110 (10 nm)	Empty slot
CPU	Octa-core (1x2.8 GHz Cortex-720 & 4x2.4 GHz Cortex-720 & 3x1.8 GHz Cortex-520)	Dual-core 1.15 GHz Cortex-A53	Empty slot
GPU	Adreno 722	Mali-T720	Empty slot

RAM Options	8GB, 12GB	1GB	Empty slot
Storage Options	128GB / 8GB RAM256GB / 8GB RAM256GB / 12GB RAM	4GB / 1GB RAM8GB / 1GB RAM	Empty slot
Storage Type	UFS 3.1	eMMC	Empty slot
Card Slot	No	No	Empty slot

Cameras	Triple camera	—	Empty slot
Modules	50 MP, f/1.9, 24mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, OIS50 MP, f/2.9, 80mm (periscope telephoto), 1/2.75", 0.64µm, PDAF, OIS, 3.5x optical zoom8 MP, f/2.2, 15mm, 120˚ (ultrawide), 1/4.0", 1.12µm	No Camera	Empty slot
Features	LED flash, panorama, Ultra XDR	—	Empty slot
Video	4K@30/60fps, 1080p@30/60/120fps, gyro-EIS, OIS, Dolby Vision HDR, Ultra XDR	—	Empty slot

Cameras	Single camera	—	Empty slot
Modules	32 MP, f/2.2, 22mm (wide), 1/3.42", 0.64µm	No Camera	Empty slot
Video	1080p@30fps	—	Empty slot

Loudspeaker	Yes, with stereo speakers	Yes	Empty slot
Audio Jack	No	No	Empty slot
Audio Codec	—	Not Available	Empty slot

WLAN	Wi-Fi 802.11 a/b/g/n/ac/6, dual-band, Wi-Fi Direct	Wi-Fi 802.11 b/g/n	Empty slot
Bluetooth	5.4, A2DP, LE	5.0, A2DP, LE	Empty slot
GPS / Positioning	GPS, GALILEO, GLONASS, BDS, QZSS	GPS, GLONASS, GALILEO, BDS	Empty slot
NFC	Yes	Yes	Empty slot
Radio	No	No	Empty slot
USB	USB Type-C 2.0, OTG	No	Empty slot

Fingerprint	Yes (under display, optical)	No	Empty slot
Face Unlock	—	No	Empty slot
Sensors	Accelerometer, gyro, proximity, compass	Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG)	Empty slot
Other Features	—	ECG certifiedBlood pressure monitorCompatible with standard 22mm (45mm) / 20mm (41mm) strapsSizes: 41mm, 45mm; Bluetooth and LTE versions	Empty slot

Battery Type	Market-dependent versions	Li-Ion	Empty slot
Battery Capacity	Li-Ion, 5080 mAh - InternationalLi-Po, 5400 mAh - India Best	340 mAh (45mm)247 mAh (41mm)	Empty slot
Wired Charging	50W, 50% in 22 min, 100% in 64 min	N/A	Empty slot
Wireless Charging	—	Wireless (WPC-based)	Empty slot
Reverse Wireless Charging	7.5W reverse wired	N/A	Empty slot

Colours	Black, Silver, Pink	Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium	Empty slot
Models	A069P	SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U	Empty slot