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  3. Forerunner 570 42mm vs Grit X2

Garmin Forerunner 570 42mm vs Polar Grit X2

What Forerunner 570 42mm does better (2) and where Grit X2 wins (5) — every spec side by side.

Garmin Forerunner 570 42mm
Garmin · 2025Forerunner 570 42mm
4.5Score
2 advantages≈ $550
Higher score
vs
Polar Grit X2
Polar · 2025Grit X2
4.4Score
5 advantages≈ $520
5.3Display6.4
2.6Battery life3.0
9.4Health tracking8.3
5.5Sports & outdoor2.9
3.0Build & durability4.0
Dimensions

Size comparison

Forerunner 570 42mmGrit X2
42.4 × 42.412.944.7 × 44.712.5
Forerunner 570 42mmGrit X2Difference
Height42.4 mm44.7 mm−2.3 mm
Width42.4 mm44.7 mm−2.3 mm
Thickness12.9 mm12.5 mm+0.4 mm
Weight42 g62 g−20 g

Drawn to the same scale from the official dimensions (front and side).

Why is Forerunner 570 42mm better than Grit X2?

  1. Battery life (smartwatch mode)10 days vs 8 days+25%
  2. Weight42 g vs 62 g+48%

Why is Grit X2 better than Forerunner 570 42mm?

  1. GPS battery life18 h vs 25 h+39%
  2. Storage8 GB vs 32 GB4×
  3. Screen size1.2″ vs 1.28″+7%
  4. Resolution (width)390 px vs 416 px+7%
  5. Thickness12.9 mm vs 12.5 mm+3%
Specifications

Side by side

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