Garmin Forerunner 965 vs Polar Grit X2 Pro
Garmin Forerunner 965 (31 h GPS, 53 g) vs Polar Grit X2 Pro (43 h GPS, 64 g). Side-by-side spec comparison: battery, weight, maps, multi-band GPS and price. Which GPS watch should you buy?
GarminGarmin Forerunner 965Premium running watch with a 1.4" AMOLED display, onboard topo maps, multi-band GPS and music. Up to 31 h in GPS mode (19 h multi-band) and 23 days in smartwatch mode, at just 53 g. Garmin's top running watch without the bulk of a Fenix: ideal for marathons and single-day ultras with accurate navigation.
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PolarPolar Grit X2 ProPolar's adventure multisport watch: 1.39" AMOLED display with sapphire, dual-frequency GPS and full-colour offline topo maps. 43 h of battery in training mode and MIL-STD-810H military standard. Top-tier recovery and training metrics for demanding trail and outdoor use.
View on AmazonSpec-by-spec comparison
| Spec | Garmin Forerunner 965 | Polar Grit X2 Pro |
|---|---|---|
| GPS battery | 31 h | 43 h |
| Multi-band battery | 19 h | Yes |
| Smartwatch | 23 days | 10 days |
| Weight | 53 g | 64 g |
| Maps | ✓ | ✓ |
| Multi-band | ✓ | ✓ |
| Music | ✓ | – |
| Display | AMOLED | AMOLED |
| Price | High-end | High-end |
GPS battery = each manufacturer's standard GPS mode; multi-band = dual-frequency (maximum accuracy). On Suunto, Polar Grit and Amazfit T-Rex the GPS figure already corresponds to dual-band mode. Figures verified against the manufacturer.
Verdict
For maximum autonomy on long ultras, Polar Grit X2 Pro lasts longer in GPS mode. If you want the lightest watch on your wrist, go for Garmin Forerunner 965. Both sit in the same price segment, so let battery, weight and the feature you value most decide.