Should you buy the Amazfit T-Rex or the Casio Pro Trek?

Value-friendly powerhouse

Amazfit T-Rex

Complicated health tech

Casio Professional Trek

Amazfit could be a lesser-known identify within the wearable international, however its product line continues increasing with new watches, together with the T-Rex. You can have onboard GPS, well being/task monitoring, heart-rate tracking, sleep monitoring, and just about 3 weeks of battery existence. You can get it at an excellent low worth, too.

$140 at Amazfit


  • Onboard GPS
  • Sturdy, rugged design
  • 20-day battery existence
  • Over a dozen game modes
  • Reasonably priced health watch


  • Too cumbersome for some
  • Lacks app beef up
  • Bands don’t seem to be interchangeable

The Casio Professional Trek lineup is as powerful as ever. The WSD-F30 runs on Put on OS and is undoubtedly value taking into consideration. It is massive and in rate, to mention the least. You can have a suave dual-layer show with battery saving modes, GPS with full-color maps, Google Assistant, and five ATM water resistance.

$218 at Amazon


  • Onboard GPS
  • Excellent app beef up
  • Extremely succesful health monitoring suite
  • Cutting edge dual-layer show
  • Battery saving modes are useful


  • Costlier
  • Lacks heart-rate sensor
  • Put on OS can also be buggy

Whether or not you are a hardcore bike owner or an avid hiker, you have to discover a rugged watch that may deal with your outside way of life. There are a plethora of choices to choose between, together with the Amazfit T-Rex and the Casio Professional Trek WSD-F30. At the floor, those two watches glance remarkably an identical, however they cater to reasonably other crowds. If you are on the cheap or purchasing a wearable for the primary time, the Amazfit T-Rex is a great pick out. Those that are somewhat extra complicated on the planet of health monitoring and searching for an excessively particular form of watch would possibly favor the Casio Professional Trek.

Monitoring at a low worth

Amazfit T-Rex review

Amazfit T-Rex reviewSupply: Harish Jonnalagadda / Android Central Pictured: Amazfit T-Rex

The Amazfit T-Rex is way more flexible than the Casio Professional Trek. If you wish to experience a vast vary of game modes, that is the look forward to you. Take your wearable for a run at the treadmill, hit the elliptical, opt for a hike, or swim some laps. There are 14 other game modes at the T-Rex in addition to integrated GPS, heart-rate monitoring, sleep tracking, and extra. It is difficult as nails with military-grade sturdiness, so it might probably accompany you on all your outside adventures.

Amazfit T-Rex Casio Professional Trek
Show 1.Three-inch AMOLED show, 360×360 1.2-inch dual-layer show, 390×390
Dimensions 47.7 x 47.7 x 13.five mm, 58g with strap 60.five × 53.eight × 14.nine mm, 83g with strap
Sensors BioTracker PPG, Bio-Monitoring optical sensor, Three-axis acceleration sensor, geomagnetic sensor, ambient gentle sensor Barometer, accelerometer, gyrometer, compass (magnetic) sensor
Water resistance five ATM five ATM
Battery existence 20 days 1.five days+
MIL-STD-810G sturdiness ✔️ ✔️
Onboard GPS ✔️ ✔️
Center-rate tracking ✔️
Complete-color maps ✔️
Wi-FI connectivity ✔️

You can even have five ATM water resistance at the Amazfit T-Rex, which means that you’ll take it for a swim (and monitor the exercise) with out being worried. The 47mm polymer case is available in black, military inexperienced, and khaki. You can have a vibrant AMOLED show with a touchscreen for simple navigation. Sadly, the straps at the T-Rex don’t seem to be interchangeable, so the silicone band it comes with is all you must paintings with.

One of the spectacular options here’s the reputedly unending battery existence. Amazfit boasts a brand new circuit design that was once particularly advanced for the T-Rex. It is composed of a sophisticated low power-consumption chip and a deep persistent optimization that give the watch longer battery existence. With standard day by day use, you’ll be expecting the battery to closing for 20 days. In the event you stay your wearable in elementary watch mode with Bluetooth became off, the battery can last as long as 66 days. You can have 20 hours of battery existence in steady GPS mode.

As giant because it will get

Casio Pro Trek

Casio Pro TrekSupply: Android Central Pictured: Casio Professional Trek

The very first thing to know in regards to the Casio Professional Trek WSD-F30 is that it is not designed for vast task monitoring. This can be a particular wearable designed for a particular consumer. Do not be expecting a number of game modes. For instance, the task app is programmed for biking, trekking, fishing, paddling, snowboarding, and skiing. If you end up out within the barren region playing these kind of actions, you want a competent GPS. Thankfully, the Casio Professional Trek has integrated GPS and full-color mapping capability with the way to obtain maps for offline use.

As you could have spotted, this factor is ginormous. It isn’t so unhealthy as soon as it is at the wrist because of the burden being neatly allotted over a big area, however it is giant alright. The 60 mm resin case is available in blue, black, and orange. It has a dual-layer OLED/monochrome show. The monochrome show displays the time and sensor data together with altitude, barometric force, and compass data whilst saving persistent via turning off the full-color show. Oddly sufficient, there is no heart-rate sensor provide, which is a bummer at this worth level.

The Casio Professional Trek is five ATM water-proof and was once constructed to fulfill military-grade sturdiness requirements. The battery existence is not exceptional, however there are methods to stretch it. With standard use, the battery will have to closing about an afternoon and a part. The Lengthen Mode will display an offline colour map and supply GPS monitoring for 3 days with out charging, which is perfect for multi-day tours. You’ll additionally use Timepiece Mode, which most effective makes use of the monochrome show with none smartphone connection for as much as a month of battery existence as a conventional watch.

Final analysis

Either one of those rugged smartwatches are nice for outside lovers. How you intend to make use of your wearable and the options you want will decide which one you will have to make a choice. If you need the facility to trace each indoor and outside actions whilst tracking your coronary heart fee and sleep patterns, the Amazit T-Rex is the simpler pick out. It is usually the only it would be best to make a choice if you are a first-time purchaser or anyone who is on the cheap.

In the event you plan to do all your monitoring outside if you end up exploring, then it would be best to move with the Casio Professional Trek. You can all the time have the ability to in finding your means with full-color map GPS navigation. This watch runs on Put on OS, so you’ll be able to have Google Assistant in your wrist each time you want it. The twin-layer show is helping lengthen the lifetime of your battery if you are conquering your subsequent problem This wearable could be the costlier selection, however it is a profitable funding for the ones on a venture.

Value-friendly powerhouse

Amazfit T-Rex

An excellent spot to start out

You do not have to cost a fortune for a health watch. If you are on the cheap or it is your first sensible wearable, the Amazfit T-Rex is a smart position to start out. You can have GPS, military-grade sturdiness, heart-rate tracking, 14 game modes, and extra.

Complicated health tech

Casio Professional Trek

Spend extra, get extra

If you do not thoughts spending extra for a extra complicated monitoring revel in, chances are you’ll favor the Casio Professional Trek. Your GPS is whole with full-color maps, Put on OS gives higher app beef up, and the dual-layer show is useful if you end up low on battery.

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