Samsung SM-R861NIDAXAA Galaxy Watch FE 40mm Bluetooth AI Smartwatch: Fitness tracking with performance insights
Meet your new health sidekick, the Samsung Galaxy Watch FE 40mm Bluetooth AI Smartwatch. It's got your back with fitness tracking that keeps tabs on your steps, how long you're active, and calories torched, plus it can manually track over 90 different workouts.
Curious about what's under the hood? The BIA sensor spills the beans on your body fat, muscle, and water levels, giving you the dirt you need to smash those health targets. And with personalized heart rate zones from Galaxy AI, your workouts get a custom tweak to match your vibe.
Heart acting up? The watch's ECG monitoring and regular heart rate checks can spot the weird stuff, so you can loop your doc in with the deets. Plus, its advanced sleep coaching with Galaxy AI is like having a sleep guru on your wrist, breaking down your snooze stages and even catching you if you're sawing logs.
Stylish and tough, the Galaxy Watch FE laughs in the face of water (up to 5 feet for half an hour) and lets you switch up bands to match your mood. Gym rat or pillow hugger, this watch keeps you dialed into what your body's shouting for.
- BIA sensor for body composition analysis
- Personalized heart rate zones with Galaxy AI
- Smart heart monitoring with ECG
- Advanced sleep coaching with Galaxy AI
- Fitness tracking with performance insights
General specs
- Brand: Samsung
- Model: SM-R861NIDAXAA
- Seller: Amazon
- package_dimensions: 11.54 x 2.36 x 1.18 inches
- item_weight: 5.9 ounces
- connectivity_technologies: Bluetooth
- special_features: Activity Tracker
- other_display_features: Wireless
- human_interface_input: Touchscreen
- whats_in_the_box: Watch Strap, Galaxy Watch Charger, Watch Body
- manufacturer: Samsung
- country_of_origin: Vietnam
- date_first_available: June 28, 2024
- First listed by seller: 5/7/25
If you are interested in more details, you can find full information on the seller's page.
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Comparison with similar products
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|
| Brand | Samsung | Samsung | Samsung | Samsung | Samsung | Samsung |
| Model | SM-R861NIDAXAA | SM-R861NZSAXAA | SM-R910NZBAXAA | SM-R860NZKAXAA | SM-R940NZSAXAA | SM-R845U |
| Color | ||||||
| Rating |
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| Price | $189.00 | $159.99 | $199.99 | $136.99 | $299.99 | $45.00 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | June 27, 2025 | June 27, 2025 | June 27, 2025 | June 27, 2025 | July 17, 2025 | July 17, 2025 |
| item_weight | 5.9 ounces | 5.9 ounces | 1.16 ounces | 0.914 ounces | 6.4 ounces | 5 ounces |
| connectivity_technologies | Bluetooth | Bluetooth | Bluetooth, GPS, LTE | Bluetooth, Wi-Fi | Bluetooth, Wi-Fi, NFC, GPS | |
| special_features | Activity Tracker | Activity Tracker | Sleep Monitor, Blood Pressure Monitor, Activity Tracker, GPS | ECG, Sleep Monitor, Activity Tracker, GPS, Bluetooth, Heart Rate Monitor, Wireless, Daily Workout Memory, Notifications, Music Player | Heart Rate Monitor | Accelerometer, GPS, Activity Tracker, Heart Rate Monitor, Music Player, Notifications, Oxymeter (SpO2), Phone Call, Sleep Monitor, Text Messaging, Voice Call, Time Display, Wireless Charging |
| other_display_features | Wireless | Wireless | Wireless | |||
| human_interface_input | Touchscreen | Touchscreen | Touchscreen, Microphone, Buttons | Touchscreen, Buttons | Buttons | Touchscreen |
| whats_in_the_box | Watch Strap, Galaxy Watch Charger, Watch Body | Watch Strap, Galaxy Watch Charger, Watch Body | Watch Strap, Wireless Charger, Smart Watch, Quick Start Guide | Watch, Band, Charger | Watch Strap, Galaxy Watch Charger, Watch Body | |
| os | Android | Wear OS | Android | Android | Tizen 3.0 | |
| gps | GPS Via Smartphone | GPS Via Smartphone | Built-in GPS | True | True | |
| standing_screen_display_size | 40 Millimeters | 44 Millimeters | 1.2 Inches | 44 Millimeters | 34.5 Millimeters | |
| product_dimensions | 1.7 x 1.75 x 0.39 inches | 1.59 x 1.54 x 0.38 inches | 11.85 x 2.36 x 1.26 inches | 1.82 x 1.77 x 0.44 inches | ||
| batteries | 1 Lithium Ion batteries required. (included) | 1 Lithium Ion batteries required. (included) | 1 Lithium Ion batteries required. (included) | 1 Lithium Ion batteries required. | ||
| wireless_communication_technologies | Bluetooth | Bluetooth | Bluetooth | Bluetooth | ||
| memory_storage_capacity | 16000 MB | 16 GB | 8 GB | |||
| ram_memory_installed_size | 1.5 GB | 1.5 GB | 1 GB | |||
| scanner_resolution | 390 x 390 | 480 x 480 | 360 x 360 | |||
Galaxy Watch FE 40mm Bluetooth AI Smartwatch
Emily D.
Chicago, IL
May 16, 2025
as a mom in her late forties juggling work and family, i bought this hoping it would help me stay healthy and active, especially with my love for cycling and scooters around chicago. right out of the box, it was easy to set up, and i liked that it didn't require any tech wizardry. it's been quite reliable for daily step counting and reminding me to move during long office hours, which is a big plus. the feature that estimates body composition was interesting at first, giving me some numbers to think about, but over time, i've noticed it doesn't always align with how i feel or what my doctor says, so i take it with a grain of salt. the heart monitoring has caught a few irregularities, which prompted me to see my doc, and that's probably its best aspect—feeling like it's looking out for me. however, during my bike rides, it sometimes misses beats or gives inconsistent readings, making me doubt its accuracy. the sleep coaching is a nice idea, but it often tells me i had a great night when i woke up tired, so it's not as helpful as i hoped. on the bright side, it's durable and water-resistant, so i don't stress about wearing it in the rain or while washing hands. overall, it's a decent device that does what it promises for the most part, but the inconsistencies make me a bit unhappy. i'd recommend it with caution, especially if you're relying heavily on the health metrics, but for basic tracking and peace of mind, it's okay. just don't expect perfection.
- Pros: from what i feel, it works out of the box with no fuss, which is quite nice for someone like me who just wants things to function. i appreciate how it keeps an eye on my steps and activity without me having to fiddle with it much, and the ability to track different exercises manually is handy. the water resistance is a relief since i don't have to worry about spills or rain, and swapping bands lets me match it to my outfits easily.
- Cons: unfortunately, it doesn't always pick up on my heart rate accurately during intense cycling sessions, which is frustrating when i'm trying to stay on top of my health. the sleep analysis feels a bit off sometimes, not quite matching how rested i feel in the morning, and i wish it offered more personalized insights without needing constant adjustments. also, the battery life could be better; i find myself charging it more often than i'd like, which is a hassle with my busy schedule.