Apple Watch Ultra 3 49mm vs Apple iPhone 15

64GB

128GB | 256GB | 512GB

26

Subject to change based on future operating system updates

Ask Siri to set a reminder, send an invitation, or give you directions, all without your phone.

Use your voice to send messages, set reminders, and more

Activate hands-free with only your voice using “Siri” or “Hey Siri”

Use your voice to run shortcuts from your favorite apps

17

Subject to change based on future operating system updates

Enabled by TrueDepth camera for facial recognition

Pay with your iPhone using Face ID in stores, within apps, and on the web

Send and receive money in Messages with Apple Cash

Complete purchases made with Apple Pay on your Mac

Pay for your ride using Express Transit

Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n38, n40, n41, n53, n66, n71

Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n29, n30, n38, n40, n41, n48, n53, n66, n70, n71, n77, n78 n79, n258, n260, n261

Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 38, 39, 40, 41, 53, 66, 71

Bands 1, 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, 46, 48, 53, 66, 71

850, 1700/2100, 1900, 2100MHz

850, 900, 1700/2100, 1900, 2100 MHz

Required to use smartwatch over cellular; rate plan required

Wi-Fi 4 (802.11n)

Wi-Fi (802.11ax) with 2x2 MIMO

v5.3

v5.3

Electronic SIM

Dual eSIM support

iPhone 15 and iPhone 15 Plus use eSIM technology and are not compatible with physical SIM cards.

n77 C-Band, n260

850, 900, 1800, 1900 MHz

Yes

Yes

FaceTime video calling over cellular or Wi-Fi

FaceTime HD (1080p) video calling over 5G or Wi-Fi

FaceTime audio

Voice over LTE (VoLTE)

Wi-Fi calling

Yes

With reader mode

Yes

Improved Workout app with new metrics, new views, and advanced ways to train.

Siren, Backtrack, Fall Detection, Emergency SOS and Crash Detection.

Set workout-specific goals, see full summaries when you're done, and track how you're trending over time.

Generates an ECG similar to a single-lead electrocardiogram.

Keep tabs on your resting, walking, and workout recovery heart rate.

Safari

Electrical heart sensor

Third-generation optical heart sensor

Blood oxygen sensor

Temperature sensor

Depth gauge

Water temperature sensor

Compass

Always-on altimeter

High-g accelerometer

High dynamic range gyroscope

Ambient light sensor

Face ID

Barometer

High dynamic range gyro

High-g accelerometer

Proximity sensor

Dual ambient light sensors

Yes

Yes

Yes

Apple Music®

Apple Music®

AAC, MP3, Apple Lossless, FLAC, Dolby Digital, Dolby Digital Plus, and Dolby Atmos

Yes

48MP Main: 26 mm, ƒ/1.6 aperture, sensor-shift optical image stabilization, 100% Focus Pixels, support for super-high-resolution photos (24MP and 48MP)

12MP Ultra Wide: 13 mm, ƒ/2.4 aperture and 120° field of view

12MP 2x Telephoto (enabled by quad-pixel sensor): 52 mm, ƒ/1.6 aperture, sensor-shift optical image stabilization, 100% Focus Pixels

2x optical zoom in, 2x optical zoom out; 4x optical zoom range

Digital zoom up to 10x

Advanced dual-camera system

Sapphire crystal lens cover

True Tone flash

Photonic Engine

Deep Fusion

Smart HDR

Next-generation portraits with Focus and Depth Control

Portrait Lighting with six effects

Night mode

Panorama (up to 63MP)

Photographic Styles

Wide color capture for photos and Live Photos

Lens correction (Ultra Wide)

Advanced red-eye correction

Auto image stabilization

Burst mode

Photo geotagging

Image formats captured: HEIF and JPEG

4K video recording at 24 fps, 25 fps, 30 fps, or 60 fps

1080p HD video recording at 25 fps, 30 fps, or 60 fps

720p HD video recording at 30 fps

Cinematic mode up to 4K HDR at 30 fps

Action mode up to 2.8K at 60 fps

HDR video recording with Dolby Vision up to 4K at 60 fps

Slo-mo video support for 1080p at 120 fps or 240 fps

Time-lapse video with stabilization

Night mode Time-lapse

QuickTake video

Sensor-shift optical image stabilization for video (Main)

Digital zoom up to 6x

Audio zoom

True Tone flash

Cinematic video stabilization (4K, 1080p, and 720p)

Continuous autofocus video

Take 8MP still photos while recording 4K video

Playback zoom

Video formats recorded: HEVC and H.264

Stereo recording

Supported formats include HEVC, H.264, and ProRes

HDR with Dolby Vision, HDR10, and HLG

Up to 4K HDR AirPlay for mirroring, photos, and video out to Apple TV (2nd generation or later) or AirPlay-enabled smart TV

Video mirroring and video out support: Up to 4K HDR through native DisplayPort output over USB-C or USB-C Digital AV Adapter (model A2119; adapter sold separately)

12MP camera

ƒ/1.9 aperture

Autofocus with Focus Pixels

Retina Flash

Photonic Engine

Deep Fusion

Smart HDR

Next-generation portraits with Focus and Depth Control

Portrait Lighting with six effects

Animoji and Memoji

Night mode

Photographic Styles

Wide color capture for photos and Live Photos

Lens correction

Auto image stabilization

Burst mode

4K video recording at 24 fps, 25 fps, 30 fps, or 60 fps

1080p HD video recording at 25 fps, 30 fps, or 60 fps

Cinematic mode up to 4K HDR at 30 fps

HDR video recording with Dolby Vision up to 4K at 60 fps

Slo-mo video support for 1080p at 120 fps

Time-lapse video with stabilization

Night mode Time-lapse

QuickTake video

Cinematic video stabilization (4K, 1080p, and 720p)

Wireless charging up to 15W

Qi wireless charging up to 7.5W

Magnet array

Alignment magnet

Accessory Identification NFC

Magnetometer

M3, T4

Yes

Yes