COROS DURA Solar
Top PickWhat We Like
- Massive battery life eliminates range anxiety for multi-day rides
- Fast GPS lock and accurate speed/distance tracking for the price
- Sunlight-readable 2.7-inch color touchscreen that stays clear in bright conditions
Worth Noting
- Pairing with some third-party sensors (Garmin Varia, Wahoo power pedals) can be hit-or-miss
- Occasional firmware update glitches or failure to start a ride may require a hard reset
- Display
- 2.7" color touchscreen
- Navigation
- Turn-by-turn with Google Maps rerouting
- Battery Life
- 120 hours (solar ext.)
- GPS Accuracy
- Dual-frequency GNSS
Read the full review
No other bike computer in its price range matches the battery endurance of the COROS DURA Solar. The 120-hour GPS mode provides a week of daily rides on a single charge, and the solar panel extends that further during daylight hours — on sunny days the added runtime can be significant, though actual gains vary with light intensity. Even without solar, the baseline handles multi-day tours without needing a power bank.
Dual-frequency GNSS locks position within seconds, and turn-by-turn navigation with automatic rerouting via Google Maps handles route deviations cleanly. The 2.7-inch MIP color touchscreen stays crisp in direct sunlight, and the IP67 waterproofing shrugs off rain and mud. Menu navigation is logical, and data fields are customizable.
This computer is built for bikepackers, tourers, and endurance riders who prioritize battery life above all else. Riders invested in a Garmin or Wahoo sensor ecosystem may encounter pairing hiccups with accessories like Varia radar or power pedals — it is worth confirming compatibility before a long trip. For those using COROS’s own sensors or a simple speed/cadence setup, the DURA delivers exceptional value at a mid-range price. Occasional firmware update glitches or a ride start failure has been noted, but these are rare and usually resolved with a reset. For anyone who values autonomy over constant charging, this is the most compelling bike computer under $300.
When pairing third-party sensors, try adding them from the sensor's own app first, then search on the COROS device for a more stable connection.
Bottom line: For endurance riders who want to forget about charging and still get accurate navigation, the COROS DURA Solar is the most practical option at this price. Just plan a test session with your existing sensors before disappearing into the backcountry.