| Display | 1.32-inch AMOLED, 466 x 466, 352 ppi, up to 3,000 nits peak brightness, 2nd-generation Kunlun Glass | 1.3-inch AMOLED touchscreen (416x416) with optional always-on mode, plus five physical buttons (Forerunner 265, 46 mm) |
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| Body | Titanium alloy front case, bezel, crown and button; fiber-reinforced composite rear case; 43.5 x 43.5 x 10.7 mm; about 34.5 g without strap | — |
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| Battery | Up to 7 days typical use, up to 14 days light use, up to 32 hours outdoor workout mode | Up to 13 days in smartwatch mode (up to 15 days for the 265S); up to 20 hours in GPS mode (24 hours for the 265S) (Garmin claims) |
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| Positioning | Dual-band GPS (L1+L5), GLONASS, BeiDou, Galileo, QZSS, NavIC; 3D floating antenna | — |
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| Sensors | Optical heart rate, ECG, accelerometer, gyroscope, magnetometer, barometer, temperature, ambient light, depth | — |
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| Connectivity | Bluetooth 6.0, NFC, speaker and microphone for calls | — |
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| Durability | 5 ATM, IP69, free dives up to 40 m (EN13319) | 5 ATM water rating |
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| Charging | Wireless charging cradle | — |
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| Straps | HUAWEI AirDry woven strap (about 9 g) plus a fluoroelastomer strap in the box; wrist size 120-190 mm | — |
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| Compatibility | Android 9.0 or later, iOS 13.0 or later, via the HUAWEI Health app | — |
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| Sports | 100+ workout modes, Intelligent Marathon Mode, offline color maps | — |
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| Sizes | — | 46 mm Forerunner 265 and 42 mm Forerunner 265S |
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| Case | — | 46.1 x 46.1 x 12.9 mm (Forerunner 265) |
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| Navigation | — | Multi-band GPS with SatIQ technology; PacePro pacing guidance |
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| Storage | — | Up to 8GB for music and data; Spotify, Deezer and Amazon Music downloads (subscription required) |
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| Training | — | Training readiness, morning report, daily suggested workouts, Garmin Coach, VO2 max, running power and running dynamics |
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| Health | — | Wrist-based Pulse Ox, Body Battery, sleep score, HRV status, stress tracking, menstrual cycle tracking |
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| Features | — | Garmin Pay, smart notifications, incident detection and LiveTrack |
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| OS | — | Garmin firmware; pairs with Android and iOS through the Garmin Connect app |
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