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Garmin Descent G2 vs Garmin Venu X1

Every spec side by side, from each maker's published figures.

Better figure, where one is clearly better

GarminDescent G2GarminVenu X1
Overview
ReleasedFebruary 2025June 2025
Display
Case sizes45.5 mm46 mm
PanelOLEDOLED
Always-on displayYesYes
Display detail30.4 mm (1.2 inch) AMOLED touchscreen, 390 x 390 pixels; optional always-on display, large-font option and red-shift mode. Five physical leakproof inductive buttons.2-inch (51.2 mm diagonal) colour AMOLED touchscreen; 448 x 486 pixels; 1304 sq mm display area; optional always-on mode and large-font setting; two physical buttons
Screen protectionSapphire crystal lens.Sapphire crystal
Health and fitness
ECGNoNo
Blood oxygenYesYes
Skin temperatureNoYes
Sleep apnoea alertsNoNo
High blood pressure alertsNoNo
Body compositionNoNo
Fall detectionNoNo
Crash detectionNoNo
GPSSingle-bandSingle-band
Water resistance100 m50 m
SensorsGPS, GLONASS and Galileo for surface positioning; no multi-band positioning mode. Depth sensor, barometric altimeter, three-axis compass, gyroscope, accelerometer, thermometer, Garmin Elevate wrist heart-rate monitor and Pulse Ox sensor. Satellite signals do not work underwater.Garmin Elevate wrist heart rate monitor; Pulse Ox; barometric altimeter; compass; gyroscope; accelerometer; thermometer; ambient light sensor
Health featuresContinuous heart rate, resting rate and high/low alerts; respiration, HRV status, Body Battery, stress, relaxation reminders, sleep score, sleep coach, nap detection, breathing variations and Health Snapshot. Spot-check, overnight or all-day Pulse Ox; hydration and menstrual-cycle or pregnancy logging through Garmin Connect. Not a medical device; Pulse Ox availability varies by country.Continuous heart rate and high/low alerts; HRV status; Body Battery; stress and respiration; sleep score, sleep coach, sleep alignment, nap detection and smart wake alarm; breathing variations; skin temperature; Health Snapshot; lifestyle logging; women's health and past ovulation estimates; jet lag adviser; no ECG app
Fitness featuresSeven dive modes — single gas, multi-gas, closed-circuit rebreather, gauge, apnea, apnea hunt and pool apnea. Bühlmann ZHL-16C decompression model with adjustable gradient factors; air, Nitrox and Trimix, one bottom gas and up to eleven decompression/backup gases. Dive planning, custom data screens, compass, configurable audible/vibration alarms, automatic surface entry/exit coordinates and Garmin Dive logs. Dive Readiness, NDL Aware depth metrics, post-dive activity guidance and compatible-computer settings sharing. No wireless tank-pressure air integration. More than 100 sport profiles, including running, cycling, triathlon and pool/open-water swimming; Garmin Coach, daily suggested workouts, VO2 max, training readiness and status, training load/effect, recovery time, heat/altitude acclimation, running dynamics and power, and breadcrumb navigation. Some advanced running and cycling metrics require compatible external sensors.More than 100 sports apps; triathlon and multisport; Garmin running, cycling, strength and triathlon coaching; training readiness/status/load; recovery time; real-time stamina; endurance and hill scores; VO2 max; running dynamics and running tolerance; running economy and step speed loss with compatible accessory; PacePro; ClimbPro; preloaded road/trail maps; dynamic round-trip routing; golf maps for 43,000+ courses; animated workouts
Safety featuresIncident detection during supported activities, assistance and live-location sharing require a paired compatible smartphone and mobile connectivity. Above-water inReach Mini 2 remote messaging/SOS additionally requires the separately sold communicator, dive case and satellite subscription.Incident detection during selected activities, assistance and live event sharing require a paired compatible smartphone; built-in LED flashlight
Battery and connections
Battery life (maker's claim)Up to 10 daysUp to 8 days
In low-power modeUp to 12 daysUp to 11 days
Mobile data optionNoNo
Works withiPhone and AndroidiPhone and Android
Storage4 GB32 GB
Battery life detailBuilt-in rechargeable lithium-ion battery. Up to 10 days with gesture display or 4 days with always-on display; up to 12 days in battery-saver watch mode, 27 hours diving, 20 hours GPS-only, 15 hours all-satellite systems, 44 hours maximum-battery GPS or 10 days expedition GPS. Claims depend on settings and connected sensors; the exact September 2026 owner guide confirms that battery-saver endurance is days, not the hours in a review table.Smartwatch up to 8 days, or 2 days with display always on; battery saver smartwatch up to 11 days; GPS-only GNSS up to 16 hours; all-systems GNSS up to 14 hours; all-systems GNSS with music up to 7 hours; actual life depends on settings and usage
ChargingProprietary Garmin clip charger and USB charging/data cable. Charging temperature 0–45°C; operating/storage -20–60°C, underwater operating 0–40°C. Battery capacity, fast-charge wattage and full-charge time are not published.Garmin proprietary plug charging/data cable; rechargeable built-in lithium-ion battery; USB charging temperature 0–45 °C
ConnectivityBluetooth Smart and ANT+; Garmin Connect, Garmin Dive and Connect IQ; iPhone and Android notifications, calendar, weather, find-phone/watch and smartphone music controls. Text replies and notification images are Android-only. Garmin Pay with participating providers. No standalone cellular connection, Wi-Fi or onboard music playback.Bluetooth, ANT+ and Wi-Fi; GPS, GLONASS, Galileo, QZSS and BeiDou; no multi-band GPS; speaker/microphone for calls and phone voice assistant with a paired compatible smartphone; local watch voice commands; Garmin Pay; Connect IQ apps; offline music; Android-only text responses and notification images; no cellular service
Storage4 GB for activity/dive history and compatible Connect IQ content; capacity does not establish offline music playback.32 GB for maps, music and history
Design
Weight (lightest version)61 g34 g
SoftwareGarminGarmin
Case materialsSapphire lens; fibre-reinforced ocean-bound plastic bezel and case; silicone band. Garmin says all plastic in the housing, bezel and buttons is recycled ocean-bound plastic, rather than claiming the entire watch is recycled.Fibre-reinforced polymer case with titanium caseback; nylon band; swim-rated 5 ATM; operating/storage temperature –20–45 °C
Size45.5 x 45.5 x 15.2 mm; 61 g with band.Rectangular case 41 x 46 x 7.9 mm; 34 g body only, 40 g with ComfortFit nylon band
Water resistance detailDive-rated 100 m / 10 ATM; depth sensor accurate from 0 to 100 m under EN 13319, with 0.1 m resolution below 100 m. This model's explicit diving rating is distinct from an ordinary watch pressure claim.–
Bands22 mm QuickFit bands; standard silicone fits wrists 135–230 mm, supplied extra-long silicone adjustment strap 128–373 mm. The UK table's '22 m' band entry is a unit typo; the exact manual and QuickFit accessory designation use mm.Standard 24 mm quick-release ComfortFit nylon band
ColoursBlack/Black and Paloma/Shell Pink are currently sellable on the UK exact-model page. South Korea's August 2026 BARREL Deep Blue cosmetic edition adds an Azure band, Wave watch face and co-branded swim cap; no new hardware generation is claimed. Regional Garmin Pay availability differs.Black with Slate Titanium caseback and Black band; Moss with Titanium caseback and Moss band; Soft Gold with Titanium caseback and French Grey nylon band
In the boxDescent G2 watch, extra-long adjustment strap, charging/data cable and documentation. Korean BARREL edition adds its labelled regional accessories.Venu X1; charging/data cable; documentation

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