Apple Watch Ultra 4 | Natural Titanium | 2026

Apple Watch Ultra 4 is the ultimate sports and adventure watch. Built with aerospace-grade titanium, the new Health Sensing System features an S11 chip and a multiday battery life of up to 50 hours, and it's designed for athletes, explorers, and anyone who pushes their limits.

Apple Watch Ultra 4 is engineered for the most demanding conditions. The new Health Sensing System measures heart rate every 5 seconds and HRV up to 60 times more often, powering advanced features like Readiness score, Recovery HRV, and enhanced workout tracking. The S11 chip — Apple's most powerful wearable chip — enables Audio Intelligence features like Live Rewind, Siri Recap, and Sound Recognition. All wrapped in a 49mm titanium case with flat sapphire crystal, 3000 nits brightness, and water resistance to 100m.

Health Sensing System – Second-generation electrical heart sensor, always-on optical heart sensor with larger green LEDs, blood oxygen sensor, and temperature sensor. Measures heart rate every 5 seconds all day and HRV up to 60 times more often for deeper health insights.

Readiness Score – New daily score (0-10) that analyses your recent activity, training load, vitals, and sleep to tell you how ready you are for the day. Provides clear recommendations: Recover, Pace Yourself, Ready, or Go For It.

S11 Chip with Audio Intelligence – Apple's most powerful wearable chip with 64-bit dual-core processor and 4-core Neural Engine. Enables Live Rewind (recall last 15 seconds of conversation), Siri Recap (conversation summaries), Shazam, and Sound Recognition for important sounds.

Siri AI with Personal Context – Powered by Apple Intelligence, the new Siri understands your personal context, pulls information from your messages and apps, and provides smarter, more conversational assistance right from your wrist.

Always-On Retina Display – Flat sapphire crystal with wide-angle OLED and LTPO3, 1Hz refresh rate, up to 3000 nits peak brightness, and as low as 1 nit minimum. 49mm case: 422x514 pixels (326 ppi), 1245 sq mm display area. Night Mode for Ultra faces.

Multiday Battery Life – Up to 50 hours of normal use, up to 84 hours in Low Power Mode, up to 18 hours during outdoor workouts, up to 25 hours in Extended Workout mode, and up to 45 hours in Max Extended Workout mode (for 100-mile races). Fast charging: 15 minutes for up to 18 hours of battery, 5 minutes for up to 10 hours of sleep tracking.

Advanced Workout Tracking – Running, cycling, swimming, triathlon, hiking, and multisport workouts with custom views, heart rate zones, Training Load, VO2 max, Race Route, Pacer, running power metrics, and enhanced strength workout tracking with auto set detection, rep counting, and rest timers.

Comprehensive Health Apps – ECG app, Blood Oxygen app, Vitals app (heart rate, respiratory rate, wrist temperature, blood oxygen, sleep duration, HRV), Sleep apnoea notifications, Cycle Tracking with perimenopause/menopause support, Medications app, Mindfulness app, and more.

Dive & Water Sports Ready – Water resistance to 100m (WR100 / ISO 22810:2010), EN13319 certification for recreational diving to 40m, depth gauge, water temperature sensor, and Oceanic+ app for dive planning and tracking.

Safety Features – Fall Detection, Crash Detection, Emergency SOS, International emergency calling, Check In, Backtrack GPS, Noise monitoring, Torch, and 86-decibel siren for emergencies.

Durability – Aerospace-grade titanium case (Grade 5), flat sapphire crystal front, IP6X dust resistance, water resistance to 100m, and tested to MIL-STD 810H for extreme conditions.

Connectivity – GPS + Cellular with 5G RedCap, LTE, Wi-Fi 4 (802.11n), Bluetooth 5.3, Precision L1/L5 GPS, Second-generation Ultra Wideband chip, NFC, and GymKit. International roaming supported.

Customisable Action Button – Programmable button for instant access to workouts, Wayfinder, Compass, or any app. Physical crown with haptic feedback for precise control, even with gloves or wet hands.

watchOS 27 – Dynamic app grid, single-handed tap gesture, Smart Stack widget suggestions, Sleep stages, Sleep score, Workout Buddy, enhanced accessibility features including VoiceOver, AssistiveTouch, and Sound Recognition.

Apple Watch Ultra 4 (49mm Titanium case)

Band of your choice (select at checkout: Alpine Loop, Trail Loop, Ocean Band, or Milanese Loop)

Apple Watch Magnetic Fast Charger to USB-C Cable (1m)

Documentation

Note: Power adapter sold separately. Additional bands sold separately.

Choose your band at checkout from available Ultra 4 options: Alpine Loop (hiking/adventure), Trail Loop (running/endurance), Ocean Band (diving/water sports), or Milanese Loop (classic stainless steel mesh). All bands are designed for the 49mm Ultra 4 case. Additional bands sold separately.

Endurance Athletes – Multiday battery life (up to 50 hours), Extended Workout modes (up to 45 hours), and advanced metrics for running, cycling, triathlon, and hiking.

Divers & Water Sports – Water resistance to 100m, EN13319 dive certification to 40m, depth gauge, water temperature sensor, and Oceanic+ app integration.

Adventure & Exploration – 49mm titanium case, flat sapphire crystal, 3000 nits brightness, IP6X dust resistance, MIL-STD 810H tested, and Backtrack GPS for remote adventures.

Health & Fitness – Continuous heart rate tracking, HRV, blood oxygen, ECG, temperature sensing, Readiness score, and enhanced strength workout tracking.

100% genuine Apple products sourced through authorised channels

Fast delivery across India with GST invoice

Secure packaging and careful handling

Easy EMI options available

Pre-orders open September 9, 2026 | Available from September 18, 2026