Health and fitness champ

Fitbit Versa 2

Versatile powerhouse

Amazfit T-Rex

As you may know, Fitbit is one of the most popular fitness tracker brands out there. The Versa 2 is built to impress with longer battery life, Amazon Alexa built-in, Fitbit Pay, and more. It might lack built-in GPS but if you can manage to get past that, this is an excellent fitness smartwatch.

$150 at Amazon


  • 5+ days of battery life
  • 20+ exercise modes
  • Automatic workout detection
  • Amazon Alexa built-in
  • Fitbit Pay


  • Lacks onboard GPS
  • No speaker for Amazon Alexa

Amazfit may not be as popular as Fitbit, but its smartwatch lineup gets more and more impressive. The new T-Rex continues that trend. You'll have onboard GPS, health and fitness tracking, heart-rate monitoring, and 20-day battery life. No need to worry about breaking the bank, either.

$130 at Amazon


  • 20 days of battery life
  • 14 sport modes
  • Military-grade durability
  • Built-in GPS


  • Bands can't be changed
  • App support is lacking

If you're torn between the Amazfit T-Rex and the Fitbit Versa 2, it's not hard to see why. Both of these fitness smartwatches are packed with useful features. That being said, they cater to slightly different crowds. Those who want superior fitness tracking along with some other bonus perks will likely lean toward the Fitbit Versa 2. If you're a rugged outdoorsman who needs a tough watch that can keep up with you, then you might find yourself eyeing the Amazfit T-Rex. The major difference is that the Fitbit Versa 2 does not have built-in GPS. Other than that one flaw, it is the better choice for dedicated health and fitness enthusiasts.

Superior fitness tracking

Fitbit Versa 2Source: Android Central

Not surprisingly, the second edition of the Versa maintains its unique squircle design that has become so recognizable over the years. It has a beautiful AMOLED display that's easy to navigate. The modestly-sized 40 mm aluminum case and five different color options. You can easily swap out the band whenever you feel like changing things up. You'll also enjoy 5 ATM water resistance and 5 days of battery life with typical use.

Amazfit T-Rex Fitbit Versa 2
Display 1.3-inch AMOLED 1.34-inch AMOLED
Dimensions 47.7 x 47.7 x 13.5 mm 40 x 40 x 12 mm
Sensors BioTracker PPG, Bio-Tracking optical sensor, 3-axis accelerometer, geomagnetic sensor, ambient light 3-axis accelerometer, optical heart rate altimeter, SpO2 sensor, ambient light
Battery life 20 days 5 days
Water resistance 5 ATM 5 ATM
Military-grade durability ✔️
Music storage ✔️
Mobile payments ✔️
Interchangeable bands ✔️

As the name suggests, Fitbit is designed to help you get fit. Whether you've been casually tracking your progress for a while now or you're just starting out, this watch has everything you need to be successful. It offers convenient automatic workout detection, on-screen workouts that are easy to follow along with, heart-rate tracking, sleep monitoring, and female health tracking. You'll need your phone to use connected GPS, though.

There are other features outside of fitness tracking to look forward to as well. The Versa 2 has Amazon Alexa built-in, which allows you to talk to your watch. Whether you want to know what the weather is like outside or you need to set a reminder to exercise, this is a nice addition to the watch. Keep in mind that there is no speaker present, so you'll need to look at your watch for any responses from Amazon Alexa. You also have smartphone notifications, music storage for 300 songs, decent app support, and mobile payments with Fitbit Pay.

Rugged durability

Amazfit T-Rex reviewSource: Apoorva Bhardwaj / Android Central

Some of us want a big watch. Whether that's for the display or the look and feel on the wrist, the Amazfit T-Rex delivers in this area. The 47 mm polymer case is available in black, army green, and khaki. You'll also enjoy using the bright AMOLED display with seamless touchscreen navigation. You won't have the option to swap out the bands here, though. The T-Rex is equipped with premium silicone bands, which is sufficient enough for most users.

It's also got 5 ATM water resistance and military-grade durability, so you can feel confident that this powerhouse is built to last. You'll enjoy up to 20 days of battery life with typical use and 20 hours when you're in continuous GPS mode. If you're not a fan of frequent charging, the outstanding battery life might just be another great selling point.

If you consider yourself a versatile athlete, then you'll likely love the activity tracking options on this watch. You'll have a lot of the basics, like indoor and outdoor running, cycling, and swimming. However, those who spend a lot of time outdoors will probably be more interested in the hiking, climbing, and skiing sport modes. You'll built-in GPS for mapping your route, a heart-rate sensor, and sleep tracking.

Bottom line

For some, this might be an easy choice to make. If you're already familiar with the Fitbit ecosystem and want a smartwatch with detailed health and fitness tracking, the Versa 2 is the clear winner of this match. It offers a lot at a low price point, which isn't much more expensive than the T-Rex. You'll compromise on having built-in GPS but if that's not a deal-breaker, you'll be happy with all of the other perks. To recap, you'll have the fitness tracking suite of your dreams, heart-rate monitoring, Amazon Alexa, music storage via Spotify, and Fitbit Pay. Not a bad deal.

If you spend a lot of your time outdoors exploring nature and pushing yourself to the limit, you might be partial to the Amazfit T-Rex. It's not a high-end fitness watch by any means, but it has the features you'll need to enjoy this type of lifestyle. It has built-in GPS so you'll always be able to find your way, 5 ATM water resistance, 14 sport modes, heart-rate monitoring, and military-grade durability. If you won't miss the bonus perks on the Versa 2 and need the tough factor that the T-Rex provides, then this might be the better choice for you.

Health and fitness champ

Fitbit Versa 2

The best at what it does

Everyone knows that Fitbit is one of the most well-known names in the realm of wearables. If you're a fitness fanatic, then you can't go wrong with the Versa 2. It has connected GPS, various exercise modes, Amazon Alexa built-in, music storage, Fit Pay, and more.

Versatile powerhouse

Amazfit T-Rex

Plenty of tracking to go around

Outdoor adventurers who aren't afraid to get dirty will appreciate the Amazfit T-Rex. It's relatively affordable for what it offers, too. You'll have GPS, 14 sports more, heart-rate monitoring, military-grade durability, and more.

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