Garmin GLO 2 GPS and GLONASS Receiver - Precise Mobile Positioning

In this review the Garmin GLO 2 is evaluated as a compact external receiver that brings higher-precision satellite positioning to mobile devices. It is best for users who need more accurate, faster fixes than built-in device GPS can deliver, such as pilots, mariners, cyclists and hikers who run navigation or flight apps on tablets or phones. The single biggest reason to buy is its combined GPS and GLONASS reception with Bluetooth connectivity, which delivers quicker satellite lock and more stable tracking at speed.

Key Features

• Dual constellation reception: Combining GPS and GLONASS lets the unit access many more satellites for faster fixes and better coverage in challenging environments.
• Bluetooth wireless: Pairs with iPad, iPhone and Bluetooth-enabled smartphones, tablets and laptops so position data can feed popular navigation apps without a cable.
• 10 Hz update rate: Updates position information up to 10 times per second, making movement tracking smoother than many built-in mobile receivers.
• Long battery life: Up to 13 hours of runtime supports long outings and multi-leg trips without frequent charging.
• Easy charging options: Charges via the included USB cable and has an optional 12/24 V vehicle power cable for in-vehicle use.
• Portable size: Small and lightweight enough to fit in a pocket or pack and suitable for outdoor and in-vehicle use.

Who It's For

The GLO 2 is aimed at users who run navigation or flight apps on tablets and phones and want improved accuracy and faster satellite acquisition over device-only GPS. It is particularly useful for pilots using iPad mapping apps, mariners navigating close to shore, and outdoor enthusiasts who track routes while trail riding, hiking or cycling.

Those who should look elsewhere include users who never use external navigation apps or who already rely on dedicated professional-grade survey receivers; for basic turn-by-turn navigation on a smartphone the improvement may be modest and not worth an extra accessory.

Pros & Cons

Pros

• Improved positional accuracy from combined GPS and GLONASS satellites for tighter location fixes.
• Reliable Bluetooth pairing with a variety of mobile devices for wireless use.
• Useful 10 Hz update rate that smooths tracking for moving activities.
• Portable size and up to 13 hours of battery life make it practical for day trips.

Cons

• Connectivity and battery life receive mixed feedback from users, so performance can vary with device pairing and usage patterns.
• Not a replacement for professional survey equipment if centimeter-level accuracy is required.

Specifications

Our Verdict

The Garmin GLO 2 is a compact, practical accessory for anyone who needs faster satellite locks and better positional accuracy on mobile navigation apps. It offers good value for pilots, mariners and outdoor users who want reliable Bluetooth positioning and long battery life, though buyers should be aware that real-world connectivity and run time can vary with device pairing and use.

Frequently Asked Questions

Will this pair with my iPad or Android tablet?
Yes; the unit connects wirelessly to iPad, iPhone and other Bluetooth-enabled smartphones and tablets to provide position data.

How long does the battery last?
Garmin specifies up to 13 hours of battery life, which covers most day trips and moderate outings.

Does it improve accuracy over built-in GPS?
Yes; by combining GPS and GLONASS and updating at 10 Hz it gets faster satellite locks and tighter location fixes than many built-in receivers.