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Round 47mm titanium grey smart watch with dark strap and digital display

SAMSUNG

SAMSUNG SM-L705UZA1XAA Galaxy Watch Ultra 2025 47mm Titanium Gray smart watch

SKU CH-21JG-K1VAW MPN SM-L705UZA1XAA

Tracks health with multiple sensors, runs Wear OS on a 1.5-inch Super AMOLED display, and lasts up to 100 hours in power-saving mode

  • Screen sizeSize (Main Display): 1.5 in (37.3 mm)
  • Battery runtimeBattery Capacity (mAh, Typical): 590 Removable: No Usage Tim
  • Supported platformsOS: Wear OS Powered by Samsung
  • Built-in sensorsAccelerometer, Barometer, Bioelectrical Impedance Analysis S
  • Screen color16M
  • Display resolution480 × 480

Color Titanium Gray

  • Tracks daily readiness with Energy Score powered by Galaxy AI
  • Up to 100 hours battery life in power saving mode
  • 5 inch Super AMOLED display with 480 x 480 resolution
  • Built-in LTE connectivity for calls and data without a phone
  • Comprehensive health sensors including ECG and bioelectrical impedance analysis

Built for Endurance and Insight

The Samsung Galaxy Watch Ultra (2025) in Titanium Gray is a 47mm smart watch running Wear OS Powered by Samsung. It targets athletes and outdoor enthusiasts who want advanced health tracking and multi-day battery life in a rugged titanium case. LTE connectivity lets you leave your phone behind during long sessions.

Battery Life Defines the Range

A 590 mAh cell delivers up to 80 hours with the always-on display off, 60 hours with it on, and up to 100 hours in power-saving mode. This single figure decides whether the watch survives your longest workouts, multi-day hikes or sleep-tracking streaks without a charger.

Suits Users Who Need Standalone LTE and Long Uptime

Buyers who want a lighter watch, a smaller case, or several days of heavy GPS use with the screen always on should look elsewhere. The 47.4 mm height and 60.5 g weight also rule it out for anyone who prefers a compact, barely-there feel on the wrist.

How it compares

Measured against everything we stock in Smartwatches & Fitness Watches, at today’s prices. Recalculated every night.

Price $548.99
Pricier than about 95% of the 346 comparable items (median $82.49).
Screen size Size (Main Display): 1.5 in (37.3 mm)
Lower than about 67% of the 226 comparable items (median 1.69 in).

Specifications

Product
Brand nameSamsung
Model nameGalaxy Watch Ultra (2025)
Part numberSM-L705UZA1XAA
Product colorTitanium Gray
Product typeSmart Watch
Screen color16M
Storage
Internal storageMemory (GB): 2
Storage_(GB): 64
Available Storage_(GB): 50.0
Display
Screen sizeSize (Main Display): 1.5 in (37.3 mm)
Display resolution480 × 480
Display typeSuper AMOLED
Connectivity
Wireless connectivityWi-Fi: 802.11a/b/g/n 2.4 GHz+5 GHz
Bluetooth supportVersion: Bluetooth v5.3
Bluetooth Profiles: A2DP, AVRCP, HFP, HSP
Power
Battery runtimeBattery Capacity (mAh, Typical): 590
Removable: No
Usage Time (Hours, AOD Off): Up to 80
Usage Time (Hours, AOD On): Up to 60
Typical Usage Time (in Power Saving, hours): Up to 100
Outdoor Workout with GPS (in Exercise Power Saving, h): Up to 48
Size & build
Overall height47.4 mm
Overall width47.1 mm
Product depth12.1 mm
Product weight60.5 g
Shipping weight0.30 kg
Package size191 × 70 × 57 mm
Compatibility
Supported platformsOS: Wear OS Powered by Samsung
In the box
Included itemsGalaxy Watch Ultra
Wireless Charger
More details
Built-in sensorsAccelerometer, Barometer, Bioelectrical Impedance Analysis Sensor, Electrical Heart Sensor, Gyro Sensor, Geomagnetic Sensor, Infrared Temperature Sensor, Light Sensor, Optical Heart Rate Sensor

Other versions of this model

1 more in the same range

Questions about this item

What does the 1.5 inch 480 x 480 Super AMOLED display mean for daily readability?

The 1.5 inch Super AMOLED panel at 480 x 480 pixels delivers sharp text and vivid colours, making notifications, maps and health metrics easy to read in bright sunlight or dim rooms.

How does Bluetooth v5.3 and Wi-Fi 802.11a/b/g/n 2.4GHz+5GHz affect real-world connectivity?

Bluetooth v5.3 keeps a stable link to your phone for calls and audio streaming, while dual-band Wi-Fi lets the watch stay online for updates and music sync even when your phone is out of range.

Will the 47.4 mm by 47.1 mm by 12.1 mm case and 60.5 g weight fit a medium or large wrist with the included Marine Band?

The Medium/Large Marine Band is designed for the 47 mm case, so the 12.1 mm thickness and 60.5 g weight sit securely on wider wrists without feeling bulky.

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