Side by side comparison and review of Suunto 3 and Amazfit GTR 4. 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 | Amazfit GTR 4 |
|---|
| Product Type | Sport watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | iOS, Android | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | Running, swimming, cycling | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | - | Microphone |
| Audio Output | - | Speaker |
| Width | 43 mm | - |
| Height | 43 mm | - |
| Weight | 36 g | - |
| Body Details | - | With band: 34 g |
| Body Material | ABS case | Aluminium alloy frame |
| Protection | Waterproof | Water-resistant |
| Colours | Light gold, pebble white | - |
| Clock Display | Yes | Yes |
| FEATURES | Suunto 3 | Amazfit GTR 4 |
|---|
| Sensors | Accelerometer, heart rate | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, speed, calories burned, activity, sleep activity, heart rate, steps taken, cadence, stress level, lap time | Time, calories burned, activity, sleep activity, heart rate, steps taken, blood oxygen saturation, sleep stages, stress level, menstrual cycle, personal activity intelligence (PAI), recovery time, training load, sleep quality score, nap, sleep breathing quality |
| Modes | Exercise mode | 154 sports modes |
| Goal Setting | Yes | Yes |
| Features | GPS via mobile, sunrise/sunset times, weather information | Strength training guidance, camera remote control, find phone function, answering a call, VO2 max, making a call, Find my Device, breathing training function, store & play music, sunrise/sunset times, auto pause, auto lap, realtime location tracking, music playback control, weather information, PeakBeats workout status algorithm, ExerSense algorithm, Dual-band navigation, linear motor, Virtual Pacer, track run mode, smart trajectory correction, route file import |
| Notifications | - | SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | Vibration alert, visual interface | Audio alert, vibration alert, visual interface |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| Keypad Lock | Yes | - |
| CONNECTIVITY | Suunto 3 | Amazfit GTR 4 |
|---|
| Wireless Interface | Bluetooth | Wi-Fi, Bluetooth 5.0 BLE |
|---|
| DISPLAY | Suunto 3 | Amazfit GTR 4 |
|---|
| Type | LED - colour | AMOLED - colour |
|---|---|---|
| Resolution | 218 x 218 pixels | 466 x 466 pixels |
| Screen Size | - | 1.43" |
| Pixel Density | - | 326 ppi |
| Screen Protection | - | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | - | Yes |
| INPUT DEVICE | Suunto 3 | Amazfit GTR 4 |
|---|
| Type | - | Touch sensitive screen, push buttons |
|---|
| CASE | Suunto 3 | Amazfit GTR 4 |
|---|
| Crystal Type | Polyamide | - |
|---|---|---|
| Case Shape | Round | Circular |
| Bezel | Stainless steel | - |
| Case Back | - | Polycarbonate |
| Case Details | Slate grey | Slate grey/copper | Moss grey | Granite red | Black | Aluminium alloy |
| BAND | Suunto 3 | Amazfit GTR 4 |
|---|
| Band Type | Strap | Strap |
|---|---|---|
| Band Width | 20 mm | 22 mm |
| Fits Wrist with Circumference | 120-210 mm | 150-215 mm |
| Changeable | - | Yes |
| Clasp Type | Buckle | Pin buckle |
| Band Material | Silicone | Fluoroelastomer |
| Band Colour | Slate grey | Moss grey | Granite red | Black | Superspeed black | Vintage brown leather |
| STORAGE | Suunto 3 | Amazfit GTR 4 |
|---|
| User Memory | - | 2.3 GB |
|---|
| BATTERY | Suunto 3 | Amazfit GTR 4 |
|---|
| Technology | Lithium Ion | - |
|---|---|---|
| Capacity | - | 475 mAh |
| Battery Life | 5 day(s) | - |
| Battery Life Details | Training mode/GPS off - up to 40 hour(s) Training mode/GPS on - up to 30 hour(s) |
Typical usage - up to 14 days Battery Saver Watch Mode - up to 24 days Clock - up to 50 days Heavy usage - up to 7 days Accurate mode (with GPS) - up to 25 hours GPS mode - up to 44 hours Power saving mode (with GPS) - up to 52 hours |
| Standby Time | 10 days | - |
| Rechargeable Battery | Yes | Yes |
| Recharge Time | - | 2 hour(s) |
| MISCELLANEOUS | Suunto 3 | Amazfit GTR 4 |
|---|
| Included Accessories | USB charging cable | Magnetic charging cable |
|---|---|---|
| Preloaded Software | Stopwatch, Alarm Clock | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Max Depth of Water Resistance | 30 m | 50 m |
| Max Operating Temperature | 60 °C | 45 °C |
| Min Operating Temperature | -20 °C | 0 °C |
| Warranty | - | 1-year warranty |
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