Samsung Galaxy Watch3 vs Apple iPhone 16

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	Samsung Samsung Galaxy Watch3 View Specs Change	Change Apple iPhone 16 to… Cancel	Empty slot Search to add a device
Brand	Samsung	Apple	Empty slot
Versions	SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only)	A3287 (International); A3081 (USA); A3286 (Middle East, Canada, Mexico); A3288 (China, Hong Kong)	Empty slot
Announced	2020, August 05	2024, September 09	Empty slot
Released	2020, August 06	2024, September 20	Empty slot
Availability	Available	Available	Empty slot

Technology	GSM / HSPA / LTE	GSM / CDMA / HSPA / EVDO / LTE / 5G	Empty slot
2G Bands	GSM 850 / 900 / 1800 / 1900	GSM 850 / 900 / 1800 / 1900CDMA 800 / 1900	Empty slot
3G Bands	HSDPA 850 / 900 / 2100	HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100CDMA2000 1xEV-DO	Empty slot
4G Bands	1, 3, 5, 7, 8, 20	1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66 - A32871, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66, 71 - A30811, 2, 3, 4, 5, 7, 8, 11, 12, 13, 14, 17, 18, 19, 20, 21, 25, 26, 28, 29, 30, 32, 34, 38, 39, 40, 41, 42, 48, 53, 66, 71 - A32861, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 30, 32, 34, 38, 39, 40, 41, 42, 48, 66 - A3288	Empty slot
5G Bands	—	1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 53, 66, 70, 75, 76, 77, 78, 79 SA/NSA/Sub6 - A32871, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 53, 66, 70, 71, 75, 76, 77, 78, 79, 258, 260, 261 SA/NSA/Sub6/mmWave - A30811, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 53, 66, 70, 71, 75, 76, 77, 78, 79 SA/NSA/Sub6 - A32861, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 66, 70, 75, 76, 77, 78, 79 SA/NSA/Sub6 - A3288	Empty slot
Speed	HSPA, LTE	HSPA, LTE, 5G, EV-DO Rev.A 3.1 Mbps	Empty slot

Dimensions	45mm: 45 x 46.2 x 11.1 mm41mm: 41 x 42.5 x 11.3 mm	147.6 x 71.6 x 7.8 mm(5.81 x 2.82 x 0.31 in)	Empty slot
Weight	53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best	170 g (6.00 oz)	Empty slot
Build	Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel	Glass front (Ceramic Shield), glass back, aluminum frame	Empty slot
SIM	eSIM (LTE models)	· Nano-SIM + eSIM + eSIM (max 2 at a time; International)· eSIM + eSIM (8 or more, max 2 at a time; USA)· Nano-SIM + Nano-SIM (China)	Empty slot
Protection / IP Rating	IP68 dust/water resistant, 5ATMMIL-STD-810G compliant	IP68 dust tight and water resistant (immersible up to 6m for 30 min)	Empty slot

Display Type	Super AMOLED	Super Retina XDR OLED	Empty slot
Display Size	1.4 inches	6.1 inches, 91.7 cm2 (~86.8% screen-to-body ratio) Best	Empty slot
Resolution	360 x 360 pixels	1179 x 2556 pixels, 19.5:9 ratio	Empty slot
Pixel Density	~364 ppi	~460 ppi Best	Empty slot
Refresh Rate	60Hz	120Hz Best	Empty slot
Peak Brightness	—	1000 nits (typ), 2000 nits (HBM)	Empty slot
Protection	Corning Gorilla Glass DX	Ceramic Shield glass (2024 gen)	Empty slot
Display Features	Always-On-Display	HDR10, Dolby Vision	Empty slot

Operating System	Tizen	iOS	Empty slot
OS Version	5.5	18	Empty slot
Update Support	—	Upgradable to iOS 27.2	Empty slot
Chipset	Exynos 9110 (10 nm)	Apple A18 (3 nm)	Empty slot
CPU	Dual-core 1.15 GHz Cortex-A53	Hexa-core (2x4.04 GHz + 4x2.20 GHz)	Empty slot
GPU	Mali-T720	Apple GPU (5-core graphics)	Empty slot

RAM Options	1GB	8GB	Empty slot
Storage Options	4GB / 1GB RAM8GB / 1GB RAM	128GB / 8GB RAM256GB / 8GB RAM512GB / 8GB RAM	Empty slot
Storage Type	eMMC	NVMe	Empty slot
Card Slot	No	No	Empty slot

Cameras	—	Dual camera	Empty slot
Modules	No Camera	48 MP, f/1.6, 26mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, sensor-shift OIS12 MP, f/2.2, 13mm, 120˚ (ultrawide), 0.7µm, dual pixel PDAF	Empty slot
Features	—	Dual-LED dual-tone flash, HDR (photo/panorama)	Empty slot
Video	—	4K@24/25/30/60fps, 1080p@25/30/60/120/240fps, HDR, Dolby Vision HDR (up to 60fps), stereo sound rec.	Empty slot

Cameras	—	Single camera	Empty slot
Modules	No Camera	12 MP, f/1.9, 23mm (wide), 1/3.6", 1.0µm, PDAFSL 3D, (depth/biometrics sensor)	Empty slot
Features	—	HDR, Dolby Vision HDR, 3D (spatial) audio, stereo sound rec.	Empty slot
Video	—	4K@24/25/30/60fps, 1080p@25/30/60/120fps, gyro-EIS	Empty slot

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

WLAN	Wi-Fi 802.11 b/g/n	Wi-Fi 802.11 a/b/g/n/ac/6/7, tri-band, hotspot	Empty slot
Bluetooth	5.0, A2DP, LE	5.3, A2DP, LE	Empty slot
GPS / Positioning	GPS, GLONASS, GALILEO, BDS	GPS, GLONASS, GALILEO, BDS, QZSS	Empty slot
NFC	Yes	Yes	Empty slot
Radio	No	No	Empty slot
USB	No	USB Type-C 2.0, DisplayPort	Empty slot

Fingerprint	No	—	Empty slot
Face Unlock	No	Face ID	Empty slot
Sensors	Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG)	Accelerometer, gyro, proximity, compass, barometer	Empty slot
Other Features	ECG certifiedBlood pressure monitorCompatible with standard 22mm (45mm) / 20mm (41mm) strapsSizes: 41mm, 45mm; Bluetooth and LTE versions	Ultra Wideband (UWB) support (gen2 chip)Emergency SOS, Messages and Find My via satellite	Empty slot

Battery Type	Li-Ion	L-Ion	Empty slot
Battery Capacity	340 mAh (45mm)247 mAh (41mm)	3561 mAh Best	Empty slot
Wired Charging	N/A	PD2.0, 50% in 30 min	Empty slot
Wireless Charging	Wireless (WPC-based)	25W MagSafe/Qi2, 50% in 30 min (15W - China)	Empty slot
Reverse Charging	N/A	4.5W reverse wired	Empty slot

Colours	Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium	Black, White, Pink, Teal, Ultramarine	Empty slot
Models	SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U	A3287, A3081, A3286, A3288	Empty slot
SAR	—	1.08 W/kg (head) 1.17 W/kg (body)	Empty slot
SAR EU	—	1.24 W/kg (head) 1.41 W/kg (body)	Empty slot