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Fitbit Inspire 3 vs Inspire 2: Which Fitness Tracker Should You Buy?

Fitbit has long been a leader in the fitness tracking space. In September 2022, they released an updated version of their popular Inspire line – the Inspire 3. This new model builds upon the successful Inspire 2 with added features like a color display, additional sensor, and better optimization.

But with the Inspire 2 still available at a lower price point, should you upgrade? Or does the tried and true Inspire 2 have enough to meet your needs? This comprehensive comparison will help you decide.

Currently Available Models and Pricing

The Inspire 3 starts at a manufacturer‘s suggested retail price (MSRP) of $99.95, while the Inspire 2 originally retailed for $99.95 but can now be found around $65. Here‘s an overview:

Fitbit Inspire 3

  • MSRP: $99.95
  • Colors: Black, Morning Glow, Lilac Bliss
  • Bands: Black, White, Yellow, Pink

Fitbit Inspire 2

  • Current Price: ~$65
  • Launch Price: $99.95
  • Colors: Black, Desert Rose, Lunar White

Being the newer model, deals on the Inspire 3 are limited, but you can often find the Inspire 2 for 20-30% off MSRP. Both are available from most major retailers like Amazon, Best Buy, Walmart, etc.

You can also find a variety of third party bands for both models to customize the look and style.

Design and Display

The Inspire line stands out for its slender and minimalist yet stylish design. Here‘s how the models compare:

Dimensions

  • Inspire 3: 1.55” x .73” x .46”
  • Inspire 2: 1.46” x .66” x .50”

The Inspire 3 is slightly longer and wider than the Inspire 2, but interestingly is thinner in depth.

Both trackers use a flexible, swim-proof silicone band with an aluminum buckle and plastic display casing. The materials provide a lightweight and comfortable feel even when worn 24/7 for sleep tracking.

The most noticeable difference comes in the display. The Inspire 2 uses a black and white PMOLED panel, while the Inspire 3 steps up to a color AMOLED touchscreen:

Display

  • Inspire 3: Color AMOLED, always-on mode
  • Inspire 2: Black & white PMOLED

In addition to a more vivid, visually appealing screen, the Inspire 3 introduces an always-on display mode so you can always peek your stats without raising your wrist. However this does impact battery life.

Health, Fitness and Convenience Features

When it comes to tracking capabilities, the Inspire series has a comprehensive suite of sensors and functionality:

Sensors

  • Heart rate
  • SpO2 (blood oxygen) – Inspire 3 only
  • 3-axis accelerometer

Tracking

  • Steps, distance, calories burned
  • Active Zone Minutes
  • Sleep stages
  • 20+ exercise modes with SmartTrack automatic detection
  • Period health
  • Relaxation sessions
  • Call, text and app notifications when paired with phone

As you can see, both devices cover a wide range of health stats and fitness activities. From all day movement to high intensity workouts to sleep quality and more.

A couple key advantages the Inspire 3 offers:

  • SpO2 sensor for blood oxygen measurements
  • “Daily Readiness Score” guides optimal activity vs. recovery
  • Color touchscreen for easier navigation and customization

But core functionality like activity, sleep and heart rate tracking remains robust on both Fitbit models.

Battery Life

Battery performance is a critical aspect for wearables, dictating how often it must be removed and recharged.

Fitbit lists both the Inspire 3 and Inspire 2 as having "up to 10 days" of battery life. However in real-world usage, the always-on display drains the Inspire 3 faster.

Here’s what you can expect based on testing and reviews:

  • Inspire 3: ~5-6 days with always-on display enabled, up to 10 days without
  • Inspire 2: Consistently hits 8-10 days between charges

So while the Inspire 3 offers convenient “always-on” potential, be prepared to charge it more frequently. The Inspire 2 sacrifices that convenience for longer battery life.

Both Inspire models charge from 0 to 100 percent in about 1 to 2 hours.

Key Differences Between the Fitbit Inspire Series

To summarize so far, here are some of the most important differences between the newer Fitbit Inspire 3 and previous generation Inspire 2:

Fitbit Inspire 3

  • Color AMOLED display with always-on option
  • Added SpO2 sensor
  • Daily Readiness Score
  • Faster charging with new charger
  • More tracking features and customization in app

Fitbit Inspire 2

  • Black & white PMOLED display
  • No SpO2 sensor
  • Slightly longer real-world battery life
  • Classic tracking features still robust
  • More affordable price point

The Inspire 3 certainly provides some nice-to-have upgrades. But overall functionality remains broadly similar, with both models offering comprehensive activity, sleep and health insights.

Fitbit Inspire 3 vs Inspire 2: Which Should You Buy?

When choosing between Fitbit‘s fitness trackers, it mainly comes down to your budget and desired features.

The Inspire 3 is the best option if you want:

  • Vibrant color display
  • SpO2 blood oxygen tracking
  • Readiness Score guidance
  • Customization and interactivity

The Inspire 2 remains a great choice for:

  • Proven fitness tracking performance
  • 10 days of battery life
  • Affordable, budget-friendly price
  • Simple black & white readout

Both Inspire models can provide you with a wealth of health stats, activity metrics and actionable insights. The Inspire 3 certainly pushes the boundaries with its new features and design. But at nearly 1/3 lower cost, the Inspire 2 retains its appeal for budget buyers or anyone who doesn‘t need "premium" upgrades.

Ultimately the right Fitbit comes down to matching features, pricing and style to your personal preferences. Hopefully this detailed comparison gave you the information needed to pick the perfect Fitbit Inspire model to reach your 2021 fitness goals!