tactix 8
- Display
- AMOLED · 1.4 in
- Battery
- 16 days
- GPS
- Multi-band
- Water
- 10 ATM
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Find it in these categories
Battery
Around two weeks
Up to 16 days in smartwatch mode. 47 hours with GPS.
GPS
Multi-band GPS
Maps on the wrist. Runs and rides without your phone.
Display
AMOLED, 1.4 in
1.4 in, always-on option and touchscreen.
Health
ECG on the wrist
Measures ECG, blood oxygen, skin temperature and HRV.
Phone & smart
iPhone and Android
Payments, music and calls.
Build
10 ATM water rating
52 g. 2 case sizes. Sapphire lens.
| Brand | Garmin |
|---|---|
| Model | quatix 8 |
| Series | quatix |
| Versions | quatix 8 – 47 mm, AMOLED, quatix 8 – 51 mm, AMOLED |
Works with iPhone and Android phones, running Garmin.
It has an app store for extra apps and watch faces.
| Operating system | Garmin |
|---|---|
| Works with | iPhone and Android |
| Storage | 32 GB |
| App store | Yes |
A vivid, high-contrast screen that is easy to read indoors and out.
1.4 in, always-on option and touchscreen.
| Display type | AMOLED |
|---|---|
| Screen size | 1.4 in |
| Resolution | 454 x 454 |
| Colour display | Yes |
| Always-on display | Yes |
| Touchscreen | Yes |
| Controls | touchscreen, buttons |
Comes in 2 case sizes (47, 51 mm) weighing 52 g.
Rated 10 ATM: fine for swimming, snorkelling and water sports. A sapphire lens resists scratches.
| Case sizes | 47 / 51 mm |
|---|---|
| Case shape | Round |
| Dimensions | 47 x 47 x 13.8 mm |
| Thickness | 13.8 mm |
| Weight (case) | 52 g |
| Weight with band | 73 g |
| Case material | fiber-reinforced polymer with metal rear cover |
| Bezel material | titanium |
| Lens | Sapphire crystal |
| Back material | metal rear cover |
| Band material | silicone |
| Band width | 22 mm |
| Band fitting | QuickFit 22 mm |
| Fits wrists | 125-208 mm |
| Water resistance | 10 ATM |
Around two weeks: up to 16 days in smartwatch mode.
With the always-on display, about 7 days. With GPS on, up to 47 hours, or 35 hours in multi-band mode. Real battery life depends on screen brightness, notifications and workouts.
| Battery (smartwatch mode) | 16 days |
|---|---|
| Battery (GPS) | 47 hours |
| Battery (multi-band GPS) | 35 hours |
| All battery modes | Smartwatch: 16 days; Always-on display: 7 days; Battery saver: 23 days; GPS: 47 hours; All satellite systems: 38 hours; Multi-band GPS: 35 hours; GPS: 10 hours; Max battery GPS: 3.4 days |
| Battery type | Lithium ion |
| Charging | proprietary-plug |
Built-in multi-band GPS for accurate tracks, even near tall buildings and trees.
Maps come preloaded on the watch.
| GPS | Built-in |
|---|---|
| Multi-band GPS | Yes |
| Satellite systems | GPS, GLONASS, Galileo, QZSS, BeiDou |
| Automatic GNSS mode | Yes |
| Maps | Preloaded maps |
| Navigation features | back-to-start, round-trip routing, climb planner, waypoints |
| Golf courses | 43,000 |
| Ski maps | Yes |
A health-focused watch: it measures ECG, blood oxygen, skin temperature and HRV.
For sleep, it offers sleep coaching. ECG availability can depend on your country.
| Sensors | optical HR, SpO2, skin temperature, accelerometer, gyroscope, barometer, compass, ambient light, thermometer, depth |
|---|---|
| Heart-rate sensor | Garmin Elevate |
| Heart-rate tracking | 24/7 |
| ECG | Yes |
| High/low heart-rate alerts | Yes |
| Heart-rate variability | Yes |
| Blood oxygen (SpO2) | Yes |
| Skin temperature | Yes |
| Respiration rate | Yes |
| Sleep tracking | Sleep coaching |
| Stress tracking | Yes |
| Energy score | Body Battery |
| Readiness score | Training Readiness |
| Cycle tracking | Yes |
Has an emergency SOS feature.
SOS works through your paired phone. Live tracking lets friends follow your workouts.
| Emergency SOS | Via phone |
|---|---|
| Incident detection | Yes |
| Live tracking | Yes |
Built for training, with the metrics serious athletes use.
It adds a triathlon mode, running power and daily suggested workouts.
| Auto activity detection | Yes |
|---|---|
| Triathlon / multisport | Yes |
| Swim tracking | Pool and open water |
| Underwater heart rate | Yes |
| Training metrics | VO2 max, training load, training effect, recovery time, race predictor, endurance score, lactate threshold, HRV status |
| Adaptive coaching | Yes |
| Running dynamics | Yes |
| Wrist running power | Yes |
| Strength rep counting | Yes |
| Heart-rate broadcast | Yes |
| External sensors | ANT+, HRM-Tri, HRM-Swim, HRM-Pro, HRM-Pro Plus, power meter, foot pod, speed/cadence, bike radar/lights, CT10 club tracking |
| Smart trainer control | Yes |
Smart extras include contactless payments, music storage and calls on the wrist.
Voice assistant: maker voice.
| Notifications | Yes |
|---|---|
| Message replies | Android |
| Calls on the watch | Yes |
| Speaker | Yes |
| Microphone | Yes |
| Voice assistant | maker voice |
| Contactless payments | Yes |
| Payment service | Garmin Pay |
| Music storage | Yes |
| Wi-Fi | Wi-Fi |
| Find my phone | Yes |
| Find my watch | Yes |
| Flashlight | Yes |
It works as a dive computer for single-gas scuba.
Rated to 40 m.
| Specialist modes | golf, tactical, marine, ski |
|---|---|
| Diving | Single-gas dive computer |
| Max dive depth | 40 m |
| Decompression model | Bühlmann ZHL-16c w/ Gradient Factors |
| Gases | air, nitrox |
Specs compiled from Garmin's product pages and datasheets. Manufacturers revise hardware between versions, so check the version on the box. Spotted an error? Tell us.