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2026 comparison
Updated Jan 7, 2026
|Sources: Amazon, Manufacturer

Garmin Forerunner 965 vs Suunto Vertical Solar

Get the Garmin Forerunner 965 unless you're an adventure junkie. The numbers say it all: 23 days of battery life crushes Suunto Vertical Solar's 60 days only in daily mode with solar. But if you're deep in the wild, that solar charging makes a difference. In real-world use, the Garmin's bright 1.4" AMOLED display shines when reading maps, while the Suunto's MIP screen is less vibrant. The Forerunner 965 is also lighter at 1.87 oz, making it perfect for racing and daily wear, while the Suunto's rugged build is ideal for extreme conditions but adds weight at 2.61 oz.

⚖️ Weight: 1.87 oz vs 2.61 oz🔋 Battery: 23 days vs 60 days (daily mode with solar)💧 Water Resistance: 50m vs 100m

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Garmin Forerunner 965

Garmin Forerunner 965

4.7
(1,717)Amazon
Compatibility:iPhone, Android (Garmin Connect app required)
Operating System:Garmin OS (Proprietary)
Case Size:47.2 x 47.2 x 13.2 mm
Case Material:Fiber-reinforced polymer case; Titanium bezel; Corning Gorilla Glass 3 DX lens
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Suunto Vertical Solar

Suunto Vertical Solar

4.3
(200)Amazon
Compatibility:Android and iOS (via Suunto app)
Operating System:Suunto UI
Case Size:49mm (49 x 49 x 13.6 mm / 1.93 x 1.93 x 0.54 in)
Case Material:Bezel: Titanium Grade 5; Case: Glass fiber reinforced polyamide; Glass: Sapphire crystal; Strap: Silicone
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Key spec differences

Only the specs that differ are shown here. Winners are highlighted when the data is clear.

Display2 specs
Display SizeKey
Garmin Forerunner 965
1.4 in (35.4 mm) diameter
Suunto Vertical Solar
1.4 in
Resolution
Garmin Forerunner 965
454 x 454 pixels
Suunto Vertical Solar
280 x 280 pixels
Performance1 specs
Storage
Garmin Forerunner 965
32GB
Suunto Vertical Solar
32 GB (Flash memory for offline maps)
Battery1 specs
Battery CapacityKey
Garmin Forerunner 965
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
Suunto Vertical Solar
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)
Design2 specs
Weight
Garmin Forerunner 965
53 gWinner
Suunto Vertical Solar
74 g / 2.61 oz (Titanium Solar model)
Water Resistance
Garmin Forerunner 965
5 ATM (water pressure equivalent to 50 meters); Swimproof
Suunto Vertical Solar
100 m (10 ATM)
Software1 specs
Operating System
Garmin Forerunner 965
Garmin OS (Proprietary)
Suunto Vertical Solar
Suunto UI
Connectivity1 specs
Connectivity
Garmin Forerunner 965
Bluetooth; ANT+; Wi-Fi
Suunto Vertical Solar
Bluetooth, Wi-Fi (required for map downloads)
+

Full specs, pros, and cons

Everything side-by-side with ratings and the full spec list.

Comparison: Garmin Forerunner 965 vs Suunto Vertical Solar

Garmin Forerunner 965

Garmin Forerunner 965

4.7(1,717)Amazon
Suunto Vertical Solar

Suunto Vertical Solar

4.3(200)Amazon
Garmin Forerunner 965

Garmin Forerunner 965

Rating:4.7(1,717)Amazon
Compatibility:iPhone, Android (Garmin Connect app required)
Operating System:Garmin OS (Proprietary)
Case Size:47.2 x 47.2 x 13.2 mm
Case Material:Fiber-reinforced polymer case; Titanium bezel; Corning Gorilla Glass 3 DX lens
Display Type:AMOLED; Always-On Mode available
Display Size:1.4 in (35.4 mm) diameter
Resolution:454 x 454 pixels
Always On Display:Yes (optional)
Water Resistance:5 ATM (water pressure equivalent to 50 meters); Swimproof
Durability:Corning Gorilla Glass 3 DX lens; Titanium bezel adds rigidity
GPS:Multi-band GNSS with SatIQ technology; GPS, GLONASS, Galileo
Connectivity:Bluetooth; ANT+; Wi-Fi
NFC Payments:Garmin Pay
Sensors:Elevate Gen 4 optical heart rate sensor; Pulse Ox blood oxygen saturation monitor; Barometric altimeter; Compass; Gyroscope; Accelerometer; Thermometer; Ambient light sensor
Health Features:Morning Report; Training Readiness; HRV Status; Sleep Score; Body Battery; Pulse Ox; Women’s Health Tracking; Health Snapshot
Workout Modes: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:32GB
Speaker Mic:None (Audio prompts via connected Bluetooth headphones only)
Calls:No (Can accept/decline calls to control phone; Android users can send text replies)
Battery: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:Garmin proprietary plug charger (USB-C cable included)
Weight:53 g
Band Sizes:Fits wrists 135–205 mm (Silicone band included); Compatible with 22mm QuickFit bands (requires tool to remove original pin)
Extras:Preloaded TopoActive Maps; Full-color mapping navigation; Garmin Music (Spotify/Deezer/Amazon Music offline); PacePro; ClimbPro; Real-time Stamina

✓ Pros:

  • Bright, high-resolution 1.4" AMOLED makes maps easy to read
  • Lightweight (53g) and slim profile ideal for racing and sleep
  • Excellent battery life (23 days) eclipses most AMOLED competitors
  • Titanium bezel adds a premium feel to the lightweight chassis
  • Native running power and advanced metrics (Training Readiness) built-in

✗ Cons:

  • Uses older Elevate Gen 4 sensor (lacks ECG hardware found in Fenix 8)
  • No built-in microphone or speaker for voice notes/calls
  • Water resistance is 5 ATM (standard) vs 10 ATM on Fenix/Epix
  • Stock strap uses a non-QuickFit pin system (requires tool to swap to QuickFit)

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Suunto Vertical Solar

Suunto Vertical Solar

Rating:4.3(200)Amazon
Compatibility:Android and iOS (via Suunto app)
Operating System:Suunto UI
Case Size:49mm (49 x 49 x 13.6 mm / 1.93 x 1.93 x 0.54 in)
Case Material:Bezel: Titanium Grade 5; Case: Glass fiber reinforced polyamide; Glass: Sapphire crystal; Strap: Silicone
Display Type:Matrix Memory-in-Pixel (MIP) with LED backlight
Display Size:1.4 in
Resolution:280 x 280 pixels
Always On Display:Yes (Passive technology)
Water Resistance:100 m (10 ATM)
Durability:MIL-STD-810H tested (Military Standard); Operating temp: -20°C to +55°C (-5°F to +130°F)
GPS:Dual-band GNSS (L1 + L5); GPS, GLONASS, GALILEO, QZSS, BEIDOU
Connectivity:Bluetooth, Wi-Fi (required for map downloads)
NFC Payments:No (Not supported)
Sensors:Optical heart rate; blood oxygen (SpO2); barometric altimeter; digital compass; depth meter (snorkeling up to 10m)
Health Features:HRV (Heart Rate Variability); blood oxygen; sleep tracking (duration, quality, stages); stress and recovery status; VO2max
Workout Modes:95+ sport modes; Suunto Coach (AI training guidance); offline route navigation; POI navigation; bearing navigation
Storage:32 GB (Flash memory for offline maps)
Speaker Mic:No (No built-in speaker or microphone)
Calls:No (Notification alerts only; predefined quick replies on Android)
Battery: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:Suunto magnetic fast charger (USB-A); Solar charging
Weight:74 g / 2.61 oz (Titanium Solar model)
Band Sizes:Fits wrist sizes 125–175 mm; standard 22 mm quick-release width
Extras:Free global offline outdoor maps; weather forecast; storm alarm; solar intensity widget; flashlight mode (screen based); snorkeling mode

✓ 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 Garmin Forerunner 965 is the better buy for most people - its stunning AMOLED display and lightweight design crushes the Suunto Vertical Solar. That said, grab the Suunto if you need extreme battery life and durability for outdoor adventures - it's built to last with military-grade materials.

Who should buy each?

Choose the Garmin Forerunner 965 if: you want a vibrant display for easy map reading, need a lightweight watch for races, or prefer advanced running metrics. (1.87 oz weight)
Choose the Suunto Vertical Solar if: you need exceptional battery life for multi-day treks, want free offline maps for global adventures, or value rugged military-grade durability. (2.61 oz weight)

Conclusion

With the key differences outlined, the decision should be clearer. Both options deliver quality—choose the one that fits your priorities.

Frequently Asked Questions

+Which has better value?

Garmin Forerunner 965 excels if you value bright, high-resolution 1.4" amoled makes maps easy to read. 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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