Apple Watch Ultra 2 vs Suunto Vertical Solar
For most users, the Apple Watch Ultra 2 is the better buy thanks to its stunning 3,000-nit display and solid 36-hour battery life. However, the Suunto Vertical Solar offers an impressive 85 hours of battery life with solar charging, making it a top choice for outdoor enthusiasts. In real-world use, that means the Apple Watch Ultra 2 shines in brightness and smart features, while the Suunto excels in longevity, especially during extended outdoor adventures. If you prioritize a vibrant display and smart capabilities, the Apple Watch Ultra 2 is worth the investment.
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Apple Watch Ultra 2

Suunto Vertical Solar
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.
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Full specs, pros, and cons
Everything side-by-side with ratings and the full spec list.
Comparison: Apple Watch Ultra 2 vs Suunto Vertical Solar

Apple Watch Ultra 2

Suunto Vertical Solar
| Criterion | Apple Watch Ultra 2 | Suunto Vertical Solar |
|---|---|---|
| Rating | ★4.7(1,082)Amazon | ★4.3(200)Amazon |
Compatibility | iPhone Xs or later with iOS 18 or later | Android and iOS (via Suunto app) |
Operating System | watchOS | Suunto UI |
Case Size | 49mm (49mm H x 44mm W x 14.4mm D) | 49mm (49 x 49 x 13.6 mm / 1.93 x 1.93 x 0.54 in) |
Case Material | Aerospace-grade titanium (Natural or Black finish) | Bezel: Titanium Grade 5; Case: Glass fiber reinforced polyamide; Glass: Sapphire crystal; Strap: Silicone |
Display Type | Always-On Retina LTPO2 OLED (flat sapphire crystal display) | Matrix Memory-in-Pixel (MIP) with LED backlight |
Display Size | 1185 sq mm display area | 1.4 in |
Resolution | 410 x 502 pixels (326 ppi) | 280 x 280 pixels |
Always On Display | Yes | Yes (Passive technology) |
Water Resistance | 100 m (ISO 22810); 40 m recreational high-speed water sports (EN13319) | 100 m (10 ATM) |
Durability | IP6X dust resistant; tested to MIL-STD 810H (altitude, high/low temp, temperature shock, immersion, freeze/thaw, ice/freezing rain, shock/vibration) | MIL-STD-810H tested (Military Standard); Operating temp: -20°C to +55°C (-5°F to +130°F) |
GPS | Precision dual-frequency GPS: L1 and L5 (GPS, GNSS, Galileo, and BeiDou) | Dual-band GNSS (L1 + L5); GPS, GLONASS, GALILEO, QZSS, BEIDOU |
Connectivity | LTE and UMTS (Cellular is standard); Wi-Fi 4 (802.11n); Bluetooth 5.3; Second-generation Ultra Wideband chip | Bluetooth, Wi-Fi (required for map downloads) |
NFC Payments | Apple Pay | No (Not supported) |
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) | Optical heart rate; blood oxygen (SpO2); barometric altimeter; digital compass; depth meter (snorkeling up to 10m) |
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 | HRV (Heart Rate Variability); blood oxygen; sleep tracking (duration, quality, stages); stress and recovery status; VO2max |
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) | 95+ sport modes; Suunto Coach (AI training guidance); offline route navigation; POI navigation; bearing navigation |
Storage | 64GB | 32 GB (Flash memory for offline maps) |
Speaker Mic | Dual speakers (40% louder than Series 8); Three-microphone array with beamforming and wind noise mitigation | No (No built-in speaker or microphone) |
Calls | Yes (Cellular, Wi-Fi, and iPhone tethering) | No (Notification alerts only; predefined quick replies on Android) |
Battery | Up to 36 hours (normal use); Up to 72 hours (Low Power Mode) | Up to 60 days (Daily Mode with solar); Up to 85 hours (Dual-band GPS with solar); Up to 500 hours (Tour mode with solar) |
Charging | Fast charging capable (0–80% in approx. 1 hour); USB-C Magnetic Fast Charging Cable included | Suunto magnetic fast charger (USB-A); Solar charging |
Weight | 61.4 g (Natural Titanium); 61.8 g (Black Titanium) [case only] | 74 g / 2.61 oz (Titanium Solar model) |
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 wrist sizes 125–175 mm; standard 22 mm quick-release width |
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) | Free global offline outdoor maps; weather forecast; storm alarm; solar intensity widget; flashlight mode (screen based); snorkeling mode |
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Apple Watch Ultra 2
✓ 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)
- • Rugged titanium build with sapphire crystal and 100m water resistance
- • Fast S9 SiP allows for Double Tap gesture and on-device Siri
- • Precision dual-frequency GPS (L1+L5) offers accurate tracking in dense environments
✗ 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)
- • Requires an iPhone to function; no Android compatibility
- • Expensive entry price compared to standard Series models
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Suunto Vertical Solar
✓ Pros:
- • Industry-leading battery life with solar charging efficiency
- • Free global offline maps with ample 32GB storage and Wi-Fi downloading
- • Dual-band GNSS offers exceptional accuracy in deep canyons and forests
- • Military-grade construction (MIL-STD-810H) with Titanium and Sapphire
- • Made in Finland with 100% renewable energy
✗ Cons:
- • MIP display is less vibrant than AMOLED competitors
- • No music storage (music controls only)
- • No NFC payments or smart features like voice assistants
- • Large 49mm footprint may be too bulky for small wrists
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Which one is better?
The Apple Watch Ultra 2 is the better buy for most people - its dazzling 3,000-nit display crushes the Suunto Vertical Solar's MIP screen. That said, grab the Suunto if you need extreme battery life for long hikes - it lasts up to 85 hours versus 36 hours for the Apple.
Who should buy each?
Choose the Apple Watch Ultra 2 if: you want a vibrant 3,000-nit display, enjoy smart features like calls and notifications, or need reliable performance for daily activities.
Choose the Suunto Vertical Solar if: you require industry-leading battery life, often explore remote areas needing offline maps, or prefer a rugged design for extreme adventures. (2.61 oz weight, 32 GB storage)
Conclusion
Apple Watch Ultra 2 and Suunto Vertical Solar are both solid choices. Match the strengths above to your budget and workflow to make the best call.
Frequently Asked Questions
+Which has better value?
Apple Watch Ultra 2 excels if you value brightest apple display ever (up to 3,000 nits) for superior outdoor visibility. Suunto Vertical Solar is better if you prioritize industry-leading battery life with solar charging efficiency. Pick based on your budget and daily use.
+Is this an independent review?
Yes. We use affiliate links for monetization, but recommendations are research-driven and unbiased.
+Do newer models exist?
Check release timelines from the manufacturers and compare pricing before you buy. We refresh this page when major updates land.
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