
Garmin Forerunner 55
Score: 75/100
Xiaomi Smart Band 9 Pro
Score: 82/100Rankings

The Xiaomi Smart Band 9 Pro is a premium fitness tracker featuring a 1.74-inch AMOLED screen, multi-constellation GNSS and up to 21 days of battery life, targeting outdoor enthusiasts who need accurate phone-free GPS. Its larger size, lack of NFC and occasional auto-brightness lag may deter users seeking a slimmer, fully featured smartwatch. Best for athletes who prioritize a bright display and robust GPS over ultra-thin design.

The Garmin Forerunner 55 is an entry-level GPS running watch with a lightweight design, long battery life and a sunlight-visible MIP display, making it ideal for beginners. Its limitations include a lack of advanced health sensors and modest customization options. Suited for casual runners who want reliable GPS and endurance without premium features.
| Attribute | ![]() | ![]() |
|---|---|---|
336 hours | 504 hoursbest | |
— | 350 mAhbest | |
| ↓ lower better | 37 gbest | 40 g |
1.04 inches | 1.74 inchesbest | |
| ↓ lower better | — | 75 minutesbest |
| ↓ lower better | 11.6 mmbest | — |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | ![]() | ![]() |
|---|---|---|
Battery & Power(1) | ||
Battery Life (hours) | 336 hours | 504 hours |
Sensors(1) | ||
SpO₂ Sensor | false | true |
Display(3) | ||
Display Size (inches) | 1.04 inches | 1.74 inches |
Display Resolution | 208x208 | 336x480 |
Display Type | MIP | AMOLED |
Build & Design(3) | ||
Weight (g) | 37 g | 40 g |
Strap Material | Silicone | TPU |
Water Resistance (IP Rating) | 5 ATM | 5ATM |


Products in the top-left offer the best value (high score, low price).

Professional reviewers consider the Forerunner 55 a well-rounded, budget-friendly entry-level running watch. They commend its long battery life, clear display, and reliable wrist-based heart-rate monitoring, while noting the lack of advanced sensors and limited data customization as trade-offs for its price point.

Professional reviewers consider the Smart Band 9 Pro a significant step forward, emphasizing its expansive high-brightness display, robust GNSS capabilities, and comprehensive sport and health features. While the device is praised for comfort and visual clarity, the only notable drawback mentioned is the occasional lag in automatic brightness adaptation under sudden lighting changes.
“Large 1.74-inch AMOLED screen with 336 × 480, 1200 nits is "really useful"”

Everyday users love the vivid screen, long battery life, and reliable GPS for workouts, finding the health sensors valuable. Common frustrations revolve around the band's bulk on smaller wrists, delayed auto-brightness in sunlight, and the need to replace the strap for extended comfort during long wear.