The Mountainsmith Circuit 80 backpack is a versatile and feature-rich daypack designed for outdoor enthusiasts. With its robust construction, comfortable fit, and ample storage capacity, this pack is perfect for hiking, backpacking, or urban adventures.

Design and Construction

The Circuit 80 features a durable polyester and nylon blend fabric that provides excellent resistance to abrasion and water. The pack’s design is characterized by clean lines, reinforced seams, and a robust frame system that ensures stability and support.

One of the standout features of the Circuit 80 is its adjustable torso length, which allows users to customize the fit to their body shape. This feature, combined with the padded shoulder straps and hip belt, provides excellent comfort during extended wear.

Capacity and Organization

The Circuit 80 boasts a generous capacity of 2,300 cubic inches (38 liters), making it ideal for day trips or short excursions. The pack features multiple compartments, pockets, and lash points that allow users to organize their gear efficiently.

The main compartment is accessible via a zippered opening, while the front pocket provides additional storage for smaller items like snacks, maps, or a first-aid kit. The hip belt also has a dedicated pocket for storing small essentials like a phone or wallet.

Features and Accessories

Some notable features of the Circuit 80 include:

• Integrated rain fly for added weather protection
• Side pockets with compression straps for securing gear
• Reflective strips for increased visibility in low-light conditions
• Reinforced bottom panel for added durability

The pack also comes with a set of trekking poles that can be stored in the side pockets or attached to the pack’s hip belt using the dedicated pole holder.

Comfort and Load Management

The Circuit 80 features a proprietary comfort system designed to distribute weight evenly across the user’s back. The padded shoulder straps, adjustable torso length, and hip belt all work together to provide excellent load management and reduce fatigue during extended wear.

Technical Specifications:

• Capacity: 2,300 cubic inches (38 liters)
• Weight: 3 lbs 12 oz (1.68 kg)
• Dimensions: 22 x 10 x 7 in (56 x 25 x 18 cm)
• Materials: Polyester and nylon blend fabric
• Frame System: Robust aluminum stay with adjustable torso length
• Features:
  • Integrated rain fly
  • Side pockets with compression straps
  • Reflective strips
  • Reinforced bottom panel
  • Trekking pole holder

Conclusion

The Mountainsmith Circuit 80 backpack is a solid choice for outdoor enthusiasts seeking a reliable and feature-rich daypack. Its durable construction, comfortable fit, and ample storage capacity make it suitable for a wide range of activities.

While some users may find the pack’s weight to be slightly above average, the Circuit 80’s performance and features more than justify its price point. Whether you’re hiking, backpacking, or simply running errands in the city, this pack is sure to provide years of reliable service.

Comparison to Competitors:

The Mountainsmith Circuit 80 competes directly with other high-end daypacks on the market. Some notable competitors include:

• Osprey Talon 22: A lightweight and feature-rich daypack with a capacity of 1,200 cubic inches (20 liters)
• Arc’teryx Beta AR 35: A premium daypack with a capacity of 2,100 cubic inches (34 liters) and advanced features like a built-in rain fly
• Gregory Baltoro 65: A high-end backpacking pack with a capacity of 3,800 cubic inches (62 liters) and advanced features like a hip belt pocket

Ultimately, the choice between these packs will depend on individual needs and preferences. However, the Mountainsmith Circuit 80 remains a solid option for those seeking a reliable and feature-rich daypack.