Amazfit W1821US1N vs Fitbit FB504GMBK
You are here: Compare Smart Watches >> Heart Rate Monitor Smart Watches >> Amazfit W1821US1N vs Fitbit FB504GMBKTitle | Amazfit Bip S Fitness Smartwatch, 40 Day Battery Life, 10 Sports Modes, Heart Rate, 1.28'' Always-On Display, Water Resistant, Built-in GPS, Carbon Black | Fitbit Versa Smart Watch, Black/Black Aluminium, One Size (S & L Bands Included) |
Model | Amazfit W1821US1N | Fitbit FB504GMBK |
Basic Info |
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Suggested Price | $69.99 | $173.97 |
Sale Price | Check Price* | Check Price* |
Release | Jul 2020 | Mar 2018 |
Overview |
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Description | Stay on top of your fitness targets with this carbon black Amazfit Bip S smartwatch. A powerful battery provides over 40 days of use on a single charge, and the 5 atm water resistance protects while swimming. This lightweight Amazfit Bip S smartwatch has an always-on display for clear visuals. | Exceed your health goals with help from this Fitbit Versa smart watch. The black aluminum tech accessory looks great with any outfit, especially since you can swap its face, and it lets you get notifications from your smartphone. This Fitbit Versa smart watch is water-resistant for use in a variety of conditions, and it includes a heart rate monitor. |
Top Features |
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Reviews |
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Walmart Rating | 3.9 (out of 417 reviews) | |
BestBuy Rating | 4.4 (out of 13 reviews) | 4.5 (out of 5537 reviews) |
Latest Reviews | No reviews yet. | |
All Features |
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Colour | Carbon Black | Black |
Item Weight | 7.2 ounces | 11.4 ounces |
Display technology | AMOLED | |
Device interface - primary | Touchscreen | |
Item model number | W1821US1N | FB504GMBK |
GPS | GPS + GLONASS Enabled | True |
OS | Amazfit OS, Default_no_selection_value | |
Date First Available | December 17, 2019 | March 7, 2018 |
Other display features | Wireless | Wireless |
Included Components | User Manual, Charging Pod, Smartwatch | Fitbit Versa |
Connectivity technologies | GPS | Bluetooth |
Batteries | 1 Lithium ion batteries required. (included) | 1 Lithium Metal batteries required. (included) |
Package Dimensions | 4.6 x 4.4 x 1.8 inches | |
release | Jul 2020 | Mar 2018 |
Sensors | Ambient light sensor | Accelerometer |
Product Weight | 1.09 ounces | 0.08 ounces |
Display Type | TFT | LCD |
Color Display | Yes | Yes |
Case Size | 31 millimeters | 34 millimeters |
Form Factor | Wristwatch | Wristwatch |
Backlit Display | Yes | Yes |
Battery Capacity | 200 milliampere hours | |
Metrics Measured | Distance swam | Activity vs. inactivity |
Product Length | 0.45 inches | |
Product Width | 1.39 inches | |
Battery Type | Lithium-ion polymer | Lithium-polymer |
Charging Interface(s) | USB | None |
Touch Screen | Yes | Yes |
Manufacturer's Warranty - Parts | 1 Year | 1 year |
Maximum Wrist Size | 8.75 inches | 8.7 inches |
Clock Display | Yes | |
Multi-Sport Tracking | Yes | Yes |
Color | Carbon Black | Black/Black |
Maximum Depth of Water Resistance | 164 feet | 164 feet |
Rechargeable | Yes | Yes |
Wi-Fi Compatibility | None | Wireless B |
Series | Bip S | Versa |
Mobile Notifications | Yes | |
Case Material | Polycarbonate | Aluminum |
Case Thickness | 0.45 inches | 0.433 inches |
Case Width | 1.39 inches | 0.9478 inches |
Screen Material | Corning Gorilla Glass 3 | |
Bluetooth Enabled | Yes | Yes |
Adjustable Band Length | Yes | Yes |
Screen Size | 32.5 millimeters | 24 millimeters |
Band Material | TPU | Elastomer |
Band Type | Strap | Band |
Clasp Type | Buckle | Buckle |
Global Positioning | GLONASS | None |
Color Category | Black | Black |
Model Number | W1821US1N | FB504GMBK |
Operating System Compatibility | Android | Android |
Water Resistant | Yes | Yes |
Product Height | 1.65 inches | 0.433 inches |
Product Name | Bip S Smartwatch 31mm Polycarbonate | Versa Smartwatch |
Display Screen | Yes | Yes |
Band Width | 20 millimeters | 24 millimeters |
Case Shape | Rectangular | Square |
Manufacturer's Warranty - Labor | 1 Year | 1 year |
Brand | Amazfit | Fitbit |
Additional Accessories Included | Charging cable, clip dock | Charging cable; 2 Classic wristbands (S+L) |
Bluetooth Version | 5.0 | 4.0 |
App Compatible | Yes | |
Vibration Alert | Yes | Yes |
Band Color | Black | Black |
Product Type | Smartwatch | Smartwatch |
Is Discontinued By Manufacturer | No | |
Department | Mens | |
Wireless communication technologies | Bluetooth, nfc | |
Internal Memory Capacity | 4 gigabytes | |
Customizable Watch Faces | Yes | |
Shock Resistant | No | |
Model Family | Fitbit Versa | |
Product Depth | 10.1 inches | |
Case Back Material | Aluminum | |
Minimum Wrist Size | 5.5 inches | |
Alert Type | Vibration | |
Voice Activated | No | |
Replaceable Battery | Yes | |
Music Player | Yes | |
Battery Size | Not Available | |
Usage Time | 96 hours | |
Built-In Microphone | No | |
Data Plan Required | No | |
NFC Technology | No | |
Adjustable Brightness | Yes | |
Operating System | Other | |
Voice Assistant Built-in | No | |
More Information |
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View Details & Price* | View Details & Price* | |
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