Apple Watch Ultra 2 vs Garmin Forerunner 965
Get the Apple Watch Ultra 2 unless you prioritize weight and battery life. The specs tell the story: Apple’s flagship shines with a dazzling 3,000 nits display compared to Garmin's 1,000 nits, making it unbeatable outdoors. In real-world use, the Apple Watch Ultra 2's 36 hours of battery life easily outclasses Garmin's 23 days in smartwatch mode. However, if you're looking for a lighter device for racing and sleep, the Garmin Forerunner 965's 1.87oz body is a game changer. Key specs: Weight: 2.18 oz vs 1.87 oz and Storage: 64 GB vs 32 GB.
Why compare these? Both the Apple Watch Ultra 2 and Garmin Forerunner 965 are premium flagship smartwatches competing in the same market segment. This makes them direct rivals for buyers looking for premium flagship features and performance in 2026. Understanding their differences helps you choose the right one for your specific needs.
As an Amazon Associate I earn from qualifying purchases.
Key Differences at a Glance
| Aspect | Apple Watch | Garmin Forerunner |
|---|---|---|
| User Rating | 4.7★ (1,082 reviews) | 4.7★ (1,717 reviews) |
| Top Strength | Brightest Apple display ever (up to 3,000 nits) for superior outdoor visibility | Bright, high-resolution 1.4" AMOLED makes maps easy to read |
| Main Drawback | Large 49mm x 14.4mm casing is bulky on smaller wrists | Uses older Elevate Gen 4 sensor (lacks ECG hardware found in Fenix 8) |
| Market Position | Flagship | Flagship |
Apple Watch Ultra 2
iPhone Xs or later with iOS 18 or later
watchOS
49mm (49mm H x 44mm W x 14.4mm D)
Aerospace-grade titanium (Natural or Black finish)
Garmin Forerunner 965
iPhone, Android (Garmin Connect app required)
Garmin OS (Proprietary)
47.2 x 47.2 x 13.2 mm
Fiber-reinforced polymer case; Titanium bezel; Corning Gorilla Glass 3 DX lens
Only the specs that differ are shown here. Winners are highlighted when the data is clear.
+Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Expand
Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: Apple Watch Ultra 2 vs Garmin Forerunner 965
Apple Watch Ultra 2
Garmin Forerunner 965
| Criterion | Apple Watch Ultra 2 | Garmin Forerunner 965 |
|---|---|---|
| Rating | ★4.7(1,082)Amazon | ★4.7(1,717)Amazon |
Compatibility | iPhone Xs or later with iOS 18 or later | iPhone, Android (Garmin Connect app required) |
Operating System | watchOS | Garmin OS (Proprietary) |
Case Size | 49mm (49mm H x 44mm W x 14.4mm D) | 47.2 x 47.2 x 13.2 mm |
Case Material | Aerospace-grade titanium (Natural or Black finish) | Fiber-reinforced polymer case; Titanium bezel; Corning Gorilla Glass 3 DX lens |
Display Type | Always-On Retina LTPO2 OLED (flat sapphire crystal display) | AMOLED; Always-On Mode available |
Display Size | 1185 sq mm display area | 1.4 in (35.4 mm) diameter |
Resolution | 410 x 502 pixels (326 ppi) | 454 x 454 pixels |
Always On Display | Yes | Yes (optional) |
Water Resistance | 100 m (ISO 22810); 40 m recreational high-speed water sports (EN13319) | 5 ATM (water pressure equivalent to 50 meters); Swimproof |
Durability | IP6X dust resistant; tested to MIL-STD 810H (altitude, high/low temp, temperature shock, immersion, freeze/thaw, ice/freezing rain, shock/vibration) | Corning Gorilla Glass 3 DX lens; Titanium bezel adds rigidity |
GPS | Precision dual-frequency GPS: L1 and L5 (GPS, GNSS, Galileo, and BeiDou) | Multi-band GNSS with SatIQ technology; GPS, GLONASS, Galileo |
Connectivity | LTE and UMTS (Cellular is standard); Wi-Fi 4 (802.11n); Bluetooth 5.3; Second-generation Ultra Wideband chip | Bluetooth; ANT+; Wi-Fi |
NFC Payments | Apple Pay | Garmin Pay |
Sensors | Electrical heart sensor (ECG app); 3rd-generation optical heart sensor; temperature sensing; depth gauge (±1 m accuracy); water temperature sensor; compass; always-on altimeter; high-g accelerometer; high dynamic range gyroscope; ambient light sensor; blood oxygen sensor (feature availability subject to US patent rulings) | Elevate Gen 4 optical heart rate sensor; Pulse Ox blood oxygen saturation monitor; Barometric altimeter; Compass; Gyroscope; Accelerometer; Thermometer; Ambient light sensor |
Health Features | ECG app; High/low heart rate notifications; Irregular rhythm notifications; Sleep tracking with stages; Sleep apnea notifications; Vitals app; Cycle tracking with retrospective ovulation estimates; Noise app | Morning Report; Training Readiness; HRV Status; Sleep Score; Body Battery; Pulse Ox; Women’s Health Tracking; Health Snapshot |
Workout Modes | Customizable Action Button for instant workout start; Advanced running metrics (stride length, ground contact time); Multisport; Swimming; Hiking; Diving (Oceanic+ app required for dive computer functions) | Triathlon; Duathlon; Brick Workouts; Track Run; Ultra Run; Virtual Run; Cycling (Road, MTB, Gravel, eBike); Swimming (Pool, Open Water); Hiking; Strength; HIIT; Yoga; Pilates |
Storage | 64GB | 32GB |
Speaker Mic | Dual speakers (40% louder than Series 8); Three-microphone array with beamforming and wind noise mitigation | None (Audio prompts via connected Bluetooth headphones only) |
Calls | Yes (Cellular, Wi-Fi, and iPhone tethering) | No (Can accept/decline calls to control phone; Android users can send text replies) |
Battery | Up to 36 hours (normal use); Up to 72 hours (Low Power Mode) | Smartwatch mode: Up to 23 days; GPS Only: Up to 31 hours; SatIQ (AutoSelect) GNSS: Up to 22 hours; All-Systems GNSS + Multi-Band: Up to 19 hours |
Charging | Fast charging capable (0–80% in approx. 1 hour); USB-C Magnetic Fast Charging Cable included | Garmin proprietary plug charger (USB-C cable included) |
Weight | 61.4 g (Natural Titanium); 61.8 g (Black Titanium) [case only] | 53 g |
Band Sizes | Trail Loop (S/M, M/L); Alpine Loop (S, M, L); Ocean Band (One Size); fits 130–210mm wrists depending on selection | Fits wrists 135–205 mm (Silicone band included); Compatible with 22mm QuickFit bands (requires tool to remove original pin) |
Extras | S9 SiP with 4-core Neural Engine; Double tap gesture; On-device Siri; Precision Finding for iPhone 15/16 lineup; 86-decibel Siren; Night Mode (Modular Ultra face) | Preloaded TopoActive Maps; Full-color mapping navigation; Garmin Music (Spotify/Deezer/Amazon Music offline); PacePro; ClimbPro; Real-time Stamina |
| Pros |
|
|
| Cons |
|
|
As an Amazon Associate I earn from qualifying purchases. | Check Price on Amazon→ | Check Price on Amazon→ |
Apple Watch Ultra 2
iPhone Xs or later with iOS 18 or later
watchOS
49mm (49mm H x 44mm W x 14.4mm D)
Aerospace-grade titanium (Natural or Black finish)
Always-On Retina LTPO2 OLED (flat sapphire crystal display)
1185 sq mm display area
Pros
- Brightest Apple display ever (up to 3,000 nits) for superior outdoor visibility
- Excellent battery life for an Apple Watch (up to 36 hours standard, 72 hours low power)
Cons
- Large 49mm x 14.4mm casing is bulky on smaller wrists
- Blood Oxygen feature is disabled on units sold by Apple in the US (post-Jan 2024)
Garmin Forerunner 965
iPhone, Android (Garmin Connect app required)
Garmin OS (Proprietary)
47.2 x 47.2 x 13.2 mm
Fiber-reinforced polymer case; Titanium bezel; Corning Gorilla Glass 3 DX lens
AMOLED; Always-On Mode available
1.4 in (35.4 mm) diameter
Pros
- Bright, high-resolution 1.4" AMOLED makes maps easy to read
- Lightweight (53g) and slim profile ideal for racing and sleep
Cons
- Uses older Elevate Gen 4 sensor (lacks ECG hardware found in Fenix 8)
- No built-in microphone or speaker for voice notes/calls
Which one is better?
The Apple Watch Ultra 2 is the better buy for most people - its 3,000 nits display crushes the Garmin Forerunner 965. That said, grab the Forerunner 965 if you want a lightweight option with longer overall battery life - it lasts 23 days in smartwatch mode.
Who should buy each?
Choose the Apple Watch Ultra 2 if: you want superior outdoor visibility with a 3,000 nits display, need advanced health features like ECG, or prefer a rugged design for extreme sports.
Choose the Garmin Forerunner 965 if: you prioritize a lightweight device for racing, want a smartwatch that lasts up to 23 days, or prefer a more affordable option.
Safe Choice Buyers
More widely tested with 1,717 reviews vs 1,082
→ Choose Garmin Forerunner
Brightest Apple display Priority
Brightest Apple display ever (up to 3,000 nits) for superior outdoor visibility
→ Choose Apple Watch
Bright, high-resolution 1.4" Priority
Bright, high-resolution 1.4" AMOLED makes maps easy to read
→ Choose Garmin Forerunner
Conclusion
With the key differences outlined, the decision should be clearer. Both options deliver quality—choose the one that fits your priorities.
Bottom line: Both products share a 4.7★ rating, making this comparison particularly close. Your decision should come down to which specific features matter most to you.
Frequently Asked Questions
+Which is better: Apple Watch Ultra 2 or Garmin Forerunner 965?
Apple Watch Ultra 2 is the better choice if you prioritize brightest apple display ever (up to 3,000 nits) for superior outdoor visibility. Garmin Forerunner 965 wins if you value bright, high-resolution 1.4" amoled makes maps easy to read. Both are rated highly (4.7★ vs 4.7★), so consider your specific needs and budget.
+What are the main differences between Apple Watch Ultra 2 and Garmin Forerunner 965?
Key differences: Apple Watch Ultra 2 offers brightest apple display ever (up to 3,000 nits) for superior outdoor visibility, while Garmin Forerunner 965 stands out with bright, high-resolution 1.4" amoled makes maps easy to read. Consider that Apple Watch Ultra 2 large 49mm x 14.4mm casing is bulky on smaller wrists. Meanwhile, Garmin Forerunner 965 uses older elevate gen 4 sensor (lacks ecg hardware found in fenix 8). Check the detailed specs table above for a complete comparison.
+Where can US buyers get the best price?
For US buyers, Amazon typically offers competitive pricing with Prime shipping, easy returns, and reliable warranty support. We recommend comparing prices on both products using our affiliate links above—prices fluctuate regularly, and you may find sales or deals.
+Is this comparison up to date?
Yes, this comparison is current for 2026. We regularly verify specs, ratings, and availability. Last verified: January 27, 2026. PageBen uses affiliate links for monetization, but our recommendations are research-driven and independent.
Affiliate disclosure
PageBen uses Amazon affiliate links. If you purchase through our links, we may earn a commission at no extra cost to you. This supports independent content for US shoppers.