Suunto Run vs Coros Pace 3: AMOLED or Battery?

The Suunto Run and Coros Pace 3 are two of the most popular sub-$250 GPS running watches you can buy, and both pack multi-band GPS into a lightweight plastic body. But they chase different priorities: one leans into screen quality, the other into raw endurance and price.

Key Differences

• Display: The Suunto Run uses a vibrant 1.32-inch AMOLED touchscreen at 466 x 466 pixels. The Coros Pace 3 uses a lower-power, always-on 1.2-inch memory LCD at 240 x 240.
• GPS battery: The Coros Pace 3 runs 38 hours with GPS active versus just 20 hours on the Suunto Run. That is nearly double.
• Weight: The Coros Pace 3 is lighter at 30 g versus 36 g for the Suunto Run.
• Price: The Coros Pace 3 launched at $229, undercutting the Suunto Run’s $249.
• Connectivity: The Coros Pace 3 adds Wi-Fi; the Suunto Run is Bluetooth only.
• Sensors: The Coros Pace 3 carries extra hardware including a thermometer and gyroscope; both watches offer optical heart rate, a barometric altimeter, and blood oxygen (SpO2).

Deep Dive Comparison

Design & Comfort

Both watches use a fiber-reinforced polymer case to keep weight down, and both are comfortable for all-day wear and sleep tracking. The Coros Pace 3 is the smaller, lighter watch at 41.9 mm and 30 g, which suits smaller wrists and disappears during long runs. The Suunto Run is a chunkier 46 mm and 36 g, but that extra size buys you a bigger, brighter screen. Both handle water: the Suunto Run is rated to 50 m and the Coros Pace 3 to 5 ATM, so pool swims are fine on either.

Battery Life

This is where the Coros Pace 3 pulls clearly ahead. In everyday smartwatch mode it lasts 360 hours (15 days) against 288 hours (12 days) for the Suunto Run. The gap widens with GPS on: the Coros Pace 3 delivers 38 hours (1.6 days) of multi-band tracking versus 20 hours (0.8 days) on the Suunto Run. If you run long or hate charging, that difference is decisive.

Health & Fitness Features

Both watches run multi-band GPS, which is the accuracy standard for city running and tree cover, so tracking quality is a wash on paper. Both also include optical heart rate, a barometric altimeter for elevation, and SpO2 blood oxygen readings. The Coros Pace 3 layers on a few extra sensors, including a thermometer and gyroscope, and Coros is well known for a deep, free training platform that runners lean on for structured workouts.

Smart Features

Neither watch is trying to be an Apple Watch. Both skip NFC payments and neither has a microphone or speaker, so there are no calls or voice assistants here. Both deliver phone notifications over Bluetooth, and both carry 4GB of storage. The Coros Pace 3 adds Wi-Fi for faster syncing and updates, a small edge over the Bluetooth-only Suunto Run.

Price & Value

The Coros Pace 3 launched at $229 and the Suunto Run at $249. The Coros is not only $20 cheaper, it also gives you more battery and a lighter body, which makes it the stronger value for pure running. You are paying the Suunto premium for one thing: that AMOLED touchscreen. If the display matters most to you, the $249 is justified; if it doesn’t, the Coros wins on the spec sheet and the receipt.

Technical Specs

Spec	Suunto Run	Coros Pace 3
Weight	36 g	30 g
Display	1.32-inch AMOLED, 466 x 466	1.2-inch Always-On Memory LCD, 240 x 240
Water Rating	50 m	5 ATM
Battery (Smartwatch)	288 hours (12 days)	360 hours (15 days)
Battery (GPS)	20 hours (0.8 days)	38 hours (1.6 days)
GPS	Multi-band	Multi-band
Sensors	Optical HR, SpO2, Barometric Altimeter, Digital Compass	Optical HR, SpO2 (Pulse Oximeter), Barometric Altimeter, Accelerometer, Gyroscope, 3D Compass, Thermometer
Connectivity	Bluetooth	Bluetooth, Wi-Fi
NFC Payments	No	No
Storage	4GB	4GB
Launch Price	$249	$229

The Verdict

For most runners, the Coros Pace 3 is the smarter buy. It costs $20 less, weighs less, and nearly doubles the GPS battery life at 38 hours versus 20. For marathon training, long trail days, or anyone who just hates charging their watch, that endurance edge settles it. Add Wi-Fi and a couple of extra sensors, and the Coros is the stronger all-around running tool.

Buy the Suunto Run if the screen is your priority. Its 1.32-inch AMOLED touchscreen at 466 x 466 is far sharper and more colorful than the Coros memory LCD, and it feels more modern day to day. If you run shorter distances and want a watch that looks and reads great on the wrist, the extra $20 is worth it. But if training performance and battery are what you care about, go Coros.

Frequently Asked Questions

Which watch is better for most runners?

The Coros Pace 3 is the better pick for most runners. It is lighter, cheaper at $229, and lasts 38 hours in GPS mode versus 20 hours for the Suunto Run. Only choose the Suunto Run if the brighter AMOLED touchscreen matters more to you than battery.

How much better is the Coros Pace 3 battery life?

Meaningfully better. The Coros Pace 3 runs 38 hours (1.6 days) with GPS active against 20 hours (0.8 days) on the Suunto Run, and 15 days versus 12 days in everyday smartwatch mode. If you log long runs, the Coros needs far fewer mid-training charges.

Is the Suunto Run worth the extra $20?

Only for the display. The Suunto Run’s 1.32-inch AMOLED at 466 x 466 is much sharper and more vivid than the Coros memory LCD, and it is a touchscreen. If you don’t care about screen quality, the Coros Pace 3 gives you more battery and a lighter body for less money.

Does either watch support contactless payments?

No. Neither the Suunto Run nor the Coros Pace 3 has NFC payments, and neither has a microphone or speaker. Both stick to core running features and phone notifications rather than smartwatch extras.

Do these watches work with both iPhone and Android?

Yes. Both the Suunto Run and Coros Pace 3 pair with iPhone and Android phones over Bluetooth for notifications and syncing. The Coros Pace 3 also adds Wi-Fi, which makes syncing and firmware updates a bit faster.