Side by side comparison and review of Pebble Time Round 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 | Pebble Time Round | Amazfit GTR 4 |
|---|
| Product Type | Smart watch | Smart watch |
|---|---|---|
| Operating System | - | Zepp OS |
| Supported Host Device OS | Android 4.3 (Jelly Bean) or later, iOS 8.0 or later | iOS 12 or later, Android 7.0 (Nougat) or later |
| Activity/Sport | - | Multisport |
| Wearing Style | Watch style | Watch style |
| Audio Input | Microphone | Microphone |
| Audio Output | - | Speaker |
| Width | 38.5 mm | - |
| Height | 38.5 mm | - |
| Depth | 7.5 mm | - |
| Weight | 28 g | - |
| Body Details | - | With band: 34 g |
| Body Material | Marine grade stainless steel | Aluminium alloy frame |
| Protection | Splashproof | Water-resistant |
| Clock Display | Yes | Yes |
| FEATURES | Pebble Time Round | Amazfit GTR 4 |
|---|
| Sensors | Accelerometer | Accelerometer, ambient light sensor, geomagnetic sensor, barometric altimeter, gyroscope, BioTracker PPG 4.0 biometric sensor |
|---|---|---|
| Tracking Data | Distance, time, activity, steps taken | 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 | - | 154 sports modes |
| Goal Setting | - | Yes |
| Features | Battery indicator, call alerts, voice control | 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 | Calendar, SMS | SMS, incoming calls, applications, high and low heart rate, low blood-oxygen, high stress level |
| Vibrating Alert | Yes | Yes |
| Feedback Type | - | Audio alert, vibration alert, visual interface |
| Internet of Things (IoT) Compatible | - | Yes |
| IoT Intelligent Assistant | - | Alexa built-in |
| IoT Voice Controlled | - | Direct |
| CELLULAR | Pebble Time Round | Amazfit GTR 4 |
|---|
| Messaging Services | SMS | - |
|---|---|---|
| Supported Mobile Messaging Services | SMS | - |
| CONNECTIVITY | Pebble Time Round | Amazfit GTR 4 |
|---|
| Wireless Interface | Bluetooth 4.0 | Wi-Fi, Bluetooth 5.0 BLE |
|---|
| DISPLAY | Pebble Time Round | Amazfit GTR 4 |
|---|
| Type | E Ink - colour | AMOLED - colour |
|---|---|---|
| Resolution | - | 466 x 466 pixels |
| Screen Size | 1" | 1.43" |
| Aspect Ratio | Full circle | - |
| Pixel Density | - | 326 ppi |
| Screen Protection | Corning Gorilla Glass (scratch resistant glass) | Fingerprint-resistant coating, tempered glass, anti-glare bezel |
| Always On Display (AOD) | Yes | Yes |
| INPUT DEVICE | Pebble Time Round | Amazfit GTR 4 |
|---|
| Type | - | Touch sensitive screen, push buttons |
|---|
| CASE | Pebble Time Round | Amazfit GTR 4 |
|---|
| Case Size | 38 mm | - |
|---|---|---|
| Case Shape | - | Circular |
| Case Back | - | Polycarbonate |
| Case Details | Silver | Black | Rose gold | Aluminium alloy |
| BAND | Pebble Time Round | Amazfit GTR 4 |
|---|
| Band Type | Mesh strap | Strap |
|---|---|---|
| Band Width | 14 mm | 22 mm |
| Fits Wrist with Circumference | - | 150-215 mm |
| Changeable | Yes | Yes |
| Clasp Type | - | Pin buckle |
| Band Material | Leather | Fluoroelastomer |
| Band Colour | Red | Nero black | Stone | White | Nubuck brown | Brown | Black | Silver | Flame red | Rose gold | Superspeed black | Vintage brown leather |
| STORAGE | Pebble Time Round | Amazfit GTR 4 |
|---|
| User Memory | - | 2.3 GB |
|---|
| BATTERY | Pebble Time Round | Amazfit GTR 4 |
|---|
| Capacity | - | 475 mAh |
|---|---|---|
| Battery Life | 48 hours | - |
| Battery Life Details | - | 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 |
| Rechargeable Battery | - | Yes |
| Recharge Time | 15 min | 2 hour(s) |
| MISCELLANEOUS | Pebble Time Round | Amazfit GTR 4 |
|---|
| Included Accessories | Magnetic charging cable | Magnetic charging cable |
|---|---|---|
| Preloaded Software | - | To Do List, Games, Stopwatch, Calendar, World clock, Alarm Clock, Reminders, Timer, Compass, Countdown timer |
| Compliant Standards | IPX7 | - |
| Max Depth of Water Resistance | - | 50 m |
| Max Operating Temperature | - | 45 °C |
| Min Operating Temperature | - | 0 °C |
| Warranty | - | 1-year warranty |
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