Samsung Galaxy Watch3 vs Apple iPhone Air

Specs comparison

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Samsung Samsung Galaxy Watch3 View Specs Change
Apple Apple iPhone Air View Specs Change
Brand Samsung Apple
Versions SM-R855F, SM-R845F (Global, LTE model); SM-R855U, SM-R845U (USA, LTE model); SM-R850, SM-R840 (Wi-Fi only) A3517 (International); A3260 (USA, Middle East, Canada, Mexico); A3518 (China)
Announced 2020, August 05 2025, September 09
Released 2020, August 06 2025, September 19
Availability Available Available
Technology GSM / HSPA / LTE GSM / CDMA / HSPA / EVDO / LTE / 5G
2G Bands GSM 850 / 900 / 1800 / 1900 GSM 850 / 900 / 1800 / 1900CDMA 800 / 1900
3G Bands HSDPA 850 / 900 / 2100 HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100CDMA2000 1xEV-DO
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 - A35171, 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 - A32601, 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 - A3518
5G Bands — 1, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 53, 66, 70, 75, 77, 78, 79 SA/NSA/Sub6 - A35171, 2, 3, 5, 7, 8, 12, 14, 20, 25, 26, 28, 29, 30, 38, 40, 41, 48, 53, 66, 70, 71, 75, 77, 78, 79 SA/NSA/Sub6 - A32601, 2, 3, 5, 7, 8, 12, 20, 25, 26, 28, 30, 38, 40, 41, 48, 66, 70, 75, 77, 78, 79 SA/NSA/Sub6 - A3518
Speed HSPA, LTE HSPA, LTE, 5G, EV-DO Rev.A 3.1 Mbps
Dimensions 45mm: 45 x 46.2 x 11.1 mm41mm: 41 x 42.5 x 11.3 mm 156.2 x 74.7 x 5.6 mm(6.15 x 2.94 x 0.22 in)
Weight 53.8 g (45mm stainless steel), 48.2 g (41mm stainless steel), 43 g (45mm titanium) Best 165 g (5.82 oz)
Build Glass front (Gorilla Glass DX), stainless steel 316L or titanium frame, rotating bezel Glass front (Ceramic Shield 2), titanium frame (grade 5), glass back (Ceramic Shield)
SIM eSIM (LTE models) eSIM + eSIM (8 or more, max 2 at a time)
Protection / IP Rating IP68 dust/water resistant, 5ATMMIL-STD-810G compliant IP68 dust tight and water resistant (immersible up to 6m for 30 min)
Display Type Super AMOLED LTPO Super Retina XDR OLED
Display Size 1.4 inches 6.5 inches, 104.9 cm2 (~89.9% screen-to-body ratio) Best
Resolution 360 x 360 pixels 1260 x 2736 pixels, 19.5:9 ratio
Pixel Density ~364 ppi ~460 ppi Best
Refresh Rate 60Hz 120Hz Best
Peak Brightness — 1000 nits (typ), 1600 nits (HBM), 3000 nits (peak)
Protection Corning Gorilla Glass DX Ceramic Shield 2Anti-reflective coating
Display Features Always-On-Display HDR10, Dolby Vision
Operating System Tizen iOS
OS Version 5.5 26
Update Support — Upgradable to iOS 27.2
Chipset Exynos 9110 (10 nm) Apple A19 Pro (3 nm)
CPU Dual-core 1.15 GHz Cortex-A53 Hexa-core (2x4.26 GHz + 4x2.60 GHz)
GPU Mali-T720 Apple GPU (5-core graphics)
RAM Options 1GB 12GB
Storage Options 4GB / 1GB RAM8GB / 1GB RAM 256GB / 12GB RAM512GB / 12GB RAM1TB / 12GB RAM
Storage Type eMMC NVMe
Card Slot No —
Cameras — Single camera
Modules No Camera 48 MP, f/1.6, 26mm (wide), 1/1.56", 1.0µm, dual pixel PDAF, sensor-shift OIS
Features — Dual-LED dual-tone flash, HDR (photo/panorama)
Video — 4K@24/25/30/60fps, 1080p@25/30/60/120/240fps, HDR, Dolby Vision HDR (up to 60fps), stereo sound rec.
Cameras — Single camera
Modules No Camera 18 MP multi-aspect, f/1.9, 20mm (ultrawide), PDAFSL 3D, (depth/biometrics sensor)
Features — HDR, Dolby Vision HDR, 3D (spatial) audio, stereo sound rec.
Video — 4K@24/25/30/60fps, 1080p@25/30/60/120fps, gyro-EIS
Loudspeaker Yes Yes, with stereo speakers
Audio Jack No No
Audio Codec Not Available —
WLAN Wi-Fi 802.11 b/g/n Wi-Fi 802.11 a/b/g/n/ac/6e/7, tri-band, hotspot
Bluetooth 5.0, A2DP, LE 6.0, A2DP, LE
GPS / Positioning GPS, GLONASS, GALILEO, BDS GPS, GALILEO, GLONASS, QZSS, BDS, NavIC
NFC Yes Yes
Radio No No
USB No USB Type-C 2.0
Fingerprint No —
Face Unlock No Face ID
Sensors Accelerometer, gyro, barometer, light, optical heart rate, electrical heart (ECG) Accelerometer, gyro, proximity, compass, barometer
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)
Battery Type Li-Ion Li-Ion
Battery Capacity 340 mAh (45mm)247 mAh (41mm) 3149 mAh Best
Wired Charging N/A PD2.0, 50% in 30 min
Wireless Charging Wireless (WPC-based) 20 MagSafe/Qi2, 50% in 30 min (15W - China)
Reverse Wireless Charging N/A 4.5W
Colours Mystic Bronze, Mystic Black, Mystic Silver: Stainless Steel; Mystic Black: Titanium Space Black, Cloud White, Light Gold, Sky Blue
Models SM-R840, SM-R850, SM-R845F, SM-R855F, SM-R845U, SM-R855U A3517, A3260, A3518, A3516
SAR — 1.19 W/kg (head) 1.19 W/kg (body)
SAR EU — 1.49 W/kg (head) 1.49 W/kg (body)

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