Garmin Forerunner 965 vs Samsung Galaxy Watch 8

Garmin Forerunner 965

1.4-inch AMOLED, 454×454 resolution — nearly 4× the resolution of the Forerunner 955's memory-in-pixel panel. Always-on display. Vibrant, sharp, and readable in sunlight.

• 1.4-inch 454×454 AMOLED — DC Rainmaker: 'they've increased the resolution by almost 4X' over the 955's MIP panel.
• The Verge: 'For once, there's practically no tradeoff between an always-on OLED display and long battery life.'
• Garmin eschewed the MIP panel for AMOLED — Notebookcheck confirms the 965 is AMOLED, a shift from the 955's transflective display.
• Always-on display supported — vibrant and readable in direct sunlight without significant battery penalty.
• Larger display improves on-watch map readability + data-field density vs the smaller Forerunner 265.

Samsung Galaxy Watch 8

A Super AMOLED panel — 1.34-inch on the 40mm, 1.5-inch on the 44mm — that now peaks at a brilliant 3,000 nits, a big jump over the Galaxy Watch 7's 2,000. Sapphire crystal protects it, and there's an always-on mode.

• Peak brightness jumps to 3,000 nits — a major upgrade over the Galaxy Watch 7's 2,000 nits, easily readable in direct sun.
• Crisp, colorful and fluid Super AMOLED — TechMishka says it 'looks amazing in all conditions.'
• Sapphire crystal protection on every size — premium scratch resistance.
• The display stays round despite the squircle case — TechMishka notes the round panel still limits how much information fits on screen.

Garmin Forerunner 965

Elevate Gen 4 optical HR, SpO2, HRV Status, sleep tracking, Body Battery, stress tracking, Morning Report. No ECG. Garmin's analytics suite is the strength; raw HR accuracy lags chest straps for intervals.

• Elevate Gen 4 optical HR — reliable for steady-state; like all wrist optical HR, less accurate than a chest strap for intervals.
• HRV Status — overnight heart-rate-variability tracking feeds Training Readiness + recovery insights.
• Body Battery + stress tracking + sleep tracking + Morning Report — Garmin's full daily-wellness suite.
• No ECG — the5krunner explicitly notes the 965 lacks the ECG feature found on other Garmin watches.
• SpO2 (pulse ox) — on-demand + spot-check; useful for altitude acclimatization.

Samsung Galaxy Watch 8

This is the Galaxy Watch 8's strongest card — the deepest health suite of any Wear OS watch: ECG, blood pressure, body composition, SpO2, skin temperature, plus new metrics like the Antioxidant Index, Vascular Load and AGEs Index. Heart-rate accuracy during exercise is the weak spot.

• The deepest Wear OS health suite — ECG, blood pressure monitoring, body composition (BIA), SpO2 and skin temperature all on board.
• New wellness metrics — an Antioxidant Index, Vascular Load and an AGEs (cellular aging) score turn raw data into longer-term health guidance.
• Sleep tracking is a standout — Android Authority calls the Galaxy Watch 8 its favorite smartwatch for sleep tracking.
• Heart-rate accuracy lags rivals — The Quantified Scientist found it often read too low and lagged behind real heart-rate changes during exercise.
• The optical heart-rate hardware is essentially unchanged from the Galaxy Watch 7 — a disappointment for accuracy-focused buyers.

Garmin Forerunner 965

Garmin's deepest training-science suite — Training Readiness, Acute/Chronic Load ratio, Training Status, wrist running power, Run Dynamics, race predictor, PacePro, daily suggested workouts. The serious-athlete benchmark.

• Training Readiness + Acute/Chronic Load ratio — DC Rainmaker: 'takes your Acute Load, the short-term load, in comparison to your Chronic Load, your 28-day load' for science-backed training guidance.
• Wrist-based running power + Run Dynamics — vertical oscillation, ground contact time, stride length, all without a chest strap or footpod.
• Daily suggested workouts + PacePro + race predictor — Garmin's coaching engine; among the deepest in any smartwatch.
• Triathlon + multisport modes — open-water swim, brick workouts, transitions; a genuine triathlon training tool.
• 5 ATM water resistance — pool + open-water swim tracking supported.

Samsung Galaxy Watch 8

Samsung Health workout tracking with dual-frequency GPS, automatic exercise detection and a new adaptive Running Coach. GPS distance is the best of any Samsung watch yet, though still behind a dedicated sports watch — and GPS workouts drain the battery hard.

• A new adaptive Running Coach delivers real-time pacing and audio feedback during runs.
• Dual-frequency GPS — distance accuracy is the best Samsung has managed yet, measured around 5.8% off outdoors, though still behind an Apple Watch.
• GPS locks fast — Ultra Value Tech got a fix in about 3 seconds in an urban area.
• GPS workouts drain the battery hard — a 1-hour run can eat 15-20%, capping GPS endurance.
• Automatic workout detection works, though it can be slow to recognize a session has started.

Garmin Forerunner 965

~23 days smartwatch mode, ~31 hours all-systems GPS. Garmin's signature multi-week battery — no daily-charge anxiety. Proprietary USB-C charging cable (no Qi, no solar).

• ~23 days smartwatch mode — Garmin's signature multi-week battery; far beyond Apple Watch Ultra or Galaxy Watch.
• ~31 hours all-systems GPS — multi-day ultra and adventure tracking without recharge.
• No solar charging — the5krunner notes the 965 lacks the solar option found on Fenix-tier Garmins.
• No Qi wireless charging — proprietary Garmin USB-C cable only.
• Reddit users cite the multi-week battery as a defining advantage — no charging cable to pack on trips.

Samsung Galaxy Watch 8

The Galaxy Watch 8's clearest weakness. Samsung rates it at 40 hours (always-on display off) or 30 hours (on), and real-world results are merely okay — roughly 27-45 hours depending on settings, with the 44mm a particular underperformer. A full charge takes around an hour to 90 minutes.

• Rated 40 hours with the always-on display off and 30 hours with it on — an 8% bigger battery than the Galaxy Watch 7.
• Tech Spurt got roughly 36 hours from a full charge — wishing it could clear 48 hours so it wouldn't need daily charging.
• Endurance testing exposed a 44mm quirk — The Product Reviewer measured the 44mm at just 27 hours and, oddly, the smaller 40mm lasting longer at 32 hours.
• Lighter use stretches it further — one tester pushed the 44mm Bluetooth model to about 45 hours with two nights of sleep tracking.
• A full charge takes roughly 1 hour to 1 hour 20 minutes via the 10W wireless puck — slower than rivals.

Garmin Forerunner 965

Garmin OS + Garmin Connect app + Connect IQ store for apps/watch faces. Garmin Pay. No speaker/mic, no voice assistant. Works with iOS + Android. Frequent firmware updates.

• Garmin OS + Connect IQ store — apps, watch faces, data fields. Not Wear OS, but a mature ecosystem.
• Garmin Connect app — universally praised for training analytics depth, frequently criticized for app-UI polish.
• Frequent firmware updates — Notebookcheck documented 'nearly 30 bug fixes, improvements and new features in first beta update.'
• No speaker/microphone — the5krunner notes no on-watch voice calls or assistant.
• Works with both iOS and Android — cross-platform, unlike Apple Watch or Galaxy Watch.
• Garmin Pay — contactless payments via NFC.

Samsung Galaxy Watch 8

One UI Watch 8 on Wear OS 6, running on the 3nm Exynos W1000 with 2GB of RAM and 64GB of storage. Gemini is built into the wrist. Performance is snappy and Samsung Health is comprehensive — but the deepest features need a Samsung phone, and there's no iOS support.

• One UI Watch 8 on Wear OS 6 — snappy and smooth on the 3nm Exynos W1000 chip.
• Gemini is built into the wrist — the Galaxy Watch 8 was among the first smartwatches to run Google's new AI assistant natively.
• 2GB of RAM and 64GB of storage — double the Galaxy Watch 7, with room for plenty of offline music.
• The deepest health features need a Samsung phone — full functionality is gated to Samsung handsets, and there's no iOS support at all.
• Samsung still locks down what users can tweak — TechMishka notes the UI is enjoyable but Samsung 'holds too much control.'

Garmin Forerunner 965

5 ATM water resistance. Titanium bezel + Gorilla Glass 3 (no sapphire). Fiber-reinforced polymer case. Built for daily training abuse — but the glass is the weak point.

• 5 ATM (50m static) water resistance — pool + open-water swim rated.
• Titanium bezel — protects the toughened display + adds structural integrity.
• Gorilla Glass 3 — the weak point. No sapphire option at the $599 price; the5krunner reports scratch concerns.
• Fiber-reinforced polymer case — lightweight and durable for daily training.

Samsung Galaxy Watch 8

Sapphire-crystal glass over an armor-aluminum case, rated 5 ATM plus IP68 and MIL-STD-810H. It holds up well to everyday knocks — a month of heavy wear left long-term reviewers with barely a scratch.

• 5 ATM plus IP68 water and dust resistance — fine for swimming, showering and rain.
• Sapphire crystal holds up well — a month of heavy wear left long-term reviewers with barely a scratch on the glass.
• Armor aluminum case with MIL-STD-810H certification — durable for daily wear, though not a rugged adventure watch.

Garmin Forerunner 965

Multi-band (dual-frequency) GPS, full-color TopoActive maps, NFC for Garmin Pay, Bluetooth, ANT+, Wi-Fi. No LTE — phone required for connectivity.

• Multi-band (dual-frequency) GPS — accurate tracking in urban canyons + dense tree cover.
• Full-color TopoActive maps — on-watch mapping + turn-by-turn navigation, a key 965-vs-265 differentiator.
• ANT+ + Bluetooth — pair chest straps, footpods, power meters, cycling sensors.
• NFC for Garmin Pay + Wi-Fi for sync.
• No LTE — the5krunner notes the 965 lacks cellular; phone required for connectivity.

Samsung Galaxy Watch 8

Dual-frequency GPS, Bluetooth, Wi-Fi and NFC payments. An optional LTE model adds standalone connectivity for about $50 more.

• Dual-frequency GPS, Bluetooth, Wi-Fi and NFC — the full connectivity set.
• An optional LTE model adds standalone connectivity for roughly $50 more.
• NFC payments work, but Tech Spurt notes Samsung doesn't make it easy to swap the default Samsung Wallet for Google Wallet.

Garmin Forerunner 965

$599 launch — premium running-watch tier. Competes with the cheaper Forerunner 265, the Fenix-tier Garmins, and the Apple Watch Ultra 2. Ages well and discounts over time.

• $599 launch price — the5krunner: 'disconcertingly high,' especially given no sapphire glass.
• Discounts well over time — T3: 'Garmin's best-selling Forerunner 965 watch has been discounted to its lowest-ever price.'
• vs Forerunner 265 (£429): the 265 is the cheaper AMOLED sibling. The 965 adds maps, the larger display, and the titanium bezel.
• Garmin watches age very well — Wired: 'even though Garmin watches are costly, they age very well' and hold value.
• vs Apple Watch Ultra 2: Garmin wins on battery + training depth; Apple wins on smart features, LTE, ECG, and ecosystem (for iPhone owners).
• Best for: serious runners + triathletes who want Garmin's deep training science with a beautiful AMOLED screen, on-watch maps, and multi-week battery — and don't need smartwatch features.

Samsung Galaxy Watch 8

At about $349.99 (40mm) rising to roughly $429.99 for the 44mm LTE, the Galaxy Watch 8 took a price hike reviewers widely call unjustified. It's the richest-software Wear OS watch — but the Pixel Watch 4 and OnePlus Watch 3 both counter hard on, respectively, polish and battery.

• PhoneArena's verdict: a 'brand-new design that looks original and grows on you, but the price hike is unjustified.'
• It starts around $349.99 for the 40mm and climbs to roughly $429.99 for the 44mm LTE — about $50 more than the Galaxy Watch 7.
• vs the OnePlus Watch 3: reviewers repeatedly point to the OnePlus for 3-4 days of battery against the Galaxy Watch 8's day-and-a-half.
• It's an iterative update — Tavesper sums it up as 'minor changes' that don't make it significantly better than the Galaxy Watch 7.
• Best for: Samsung phone owners who want the deepest health software in a Wear OS watch and can live with daily charging.