Side by side comparison and review of Suunto 3 and Suunto 7. Compare design, displays, functions, batteries and other key specifications and features to simplify the choice of your perfect smartwatch. Our goal is to make it easier for you to decide on the watch that will best meet your expectations by revealing the main differences between the products.
| GENERAL | Suunto 3 | Suunto 7 |
|---|
| Product Type | Sport watch | Sport watch |
|---|---|---|
| Operating System | - | Wear OS by Google |
| Supported Host Device OS | iOS, Android | iOS, Android |
| Activity/Sport | Running, swimming, cycling | Multisport |
| Wearing Style | Watch style | Watch style |
| Width | 43 mm | 50 mm |
| Height | 43 mm | 50 mm |
| Depth | - | 15.3 mm |
| Weight | 36 g | 51.9 g |
| Body Material | ABS case | Titanium (grade 5), glass fibre reinforced polyamide |
| Protection | Waterproof | Shockproof, dirtproof, water-resistant |
| Colours | Light gold, pebble white | Matte black titanium | Stone grey titanium |
| Clock Display | Yes | Yes |
| FEATURES | Suunto 3 | Suunto 7 |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, barometric altimeter, electromagnetic compass, optical heart sensor |
|---|---|---|
| Tracking Data | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, cadence, stress level, lap time | Distance, calories burned, activity, sleep activity, heart rate, steps taken, stress level, recovery time, training load |
| Modes | Exercise mode | - |
| Goal Setting | Yes | Yes |
| Features | GPS via mobile, sunrise/sunset times, weather information | Music remote handling, OTA update, weather information |
| Notifications | - | SMS, social apps, incoming calls |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Vibration alert, visual interface |
| Navigation (GPS) | - | GPS/GLONASS/QZSS/BeiDou receiver |
| Payment Technology | - | Google Pay |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Google Assistant |
| Keypad Lock | Yes | - |
| CONNECTIVITY | Suunto 3 | Suunto 7 |
|---|
| Wireless Interface | Bluetooth | Bluetooth, Wi-Fi, NFC |
|---|
| DISPLAY | Suunto 3 | Suunto 7 |
|---|
| Type | LED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 218 x 218 pixels | 454 x 454 pixels |
| Screen Protection | - | Corning Gorilla Glass (scratch resistant glass) |
| INPUT DEVICE | Suunto 3 | Suunto 7 |
|---|
| Type | - | Touch sensitive screen |
|---|
| CASE | Suunto 3 | Suunto 7 |
|---|
| Crystal Type | Polyamide | - |
|---|---|---|
| Case Shape | Round | Round |
| Bezel | Stainless steel | Titanium |
| Case Details | Slate grey | Slate grey/copper | Moss grey | Granite red | Black | Black | Graphite copper | White | Sandstone rosegold |
| BAND | Suunto 3 | Suunto 7 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | 20 mm | 24 mm |
| Fits Wrist with Circumference | 120-210 mm | 130-220 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Buckle |
| Band Material | Silicone | Microfibre textile |
| Band Colour | Slate grey | Moss grey | Granite red | Black | Black | Stone grey | Graphite copper | White burgundy | Sandstone rosegold | Lime |
| BATTERY | Suunto 3 | Suunto 7 |
|---|
| Technology | Lithium Ion | Lithium Ion |
|---|---|---|
| Battery Life | 5 day(s) | 40 day(s) |
| Battery Life Details | Training mode/GPS off - up to 40 hour(s) Training mode/GPS on - up to 30 hour(s) |
Timepiece mode - up to 40 days Smartwatch mode - up to 2 days Training mode/GPS on - up to 12 hour(s) |
| Standby Time | 10 days | - |
| Rechargeable Battery | Yes | Yes |
| MISCELLANEOUS | Suunto 3 | Suunto 7 |
|---|
| Included Accessories | USB charging cable | Charging cable |
|---|---|---|
| Preloaded Software | Stopwatch, Alarm Clock | Google Fit, Google Pay |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 60 °C | 50 °C |
| Min Operating Temperature | -20 °C | -20 °C |
| Warranty | - | 2-year warranty |
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