#7 on this list
Manta 34
Osprey
The Osprey Manta 34 is an unapologetic load hauler designed for hikers who refuse to compromise on gear, comfort, or hydration capacity. Earning high praise from Switchback Travel as the most comfortable hydration pack for heavy loads, the Manta 34 features a heavy-duty internal steel frame integrated with an adjustable torso ladder and an expansive AirSpeed suspended backpanel. This design effortlessly carries full water loads alongside camera gear, insulated layers, and cold-weather rations. Testers consistently emphasize the sheer comfort of the hipbelt and harness system. Wide, well-padded hip wings wrap completely around the iliac crest, effectively taking every ounce of weight off the shoulders. The pocket layout is among the most comprehensive available, featuring dedicated hydration access, dual cavernous hipbelt pockets, trekking pole attachments, and an integrated rain cover deployed from the bottom panel. The undeniable drawback of this bulletproof feature set is base weight. Empty, the Manta 34 tips the scales at nearly three and a half pounds—heavier than many modern ultralight overnight backpacking packs. For fast-and-light purists, that weight is a non-starter. But for long days carrying substantial trail weight over challenging terrain, the suspension delivers unrivaled carrying ease. **Highlights** - Heavy-duty suspension comfortably supports substantial gear and water weight - Adjustable torso length ensures an accurate, customized back fit - AirSpeed mesh backpanel keeps heavy loads suspended away from your back - Includes integrated rain cover and Stow-on-the-Go trekking pole loops - Generous 34-liter volume accommodates complex four-season packing needs **Watch-outs** - Substantial empty weight of roughly 3.5 pounds - High retail price represents a major investment for casual trail users
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#8 on this list
Cloud Walker 18
CamelBak
The CamelBak Cloud Walker 18 is a clean, practical daypack tailored for hikers who want dependable hydration without technical over-engineering. Coming in well under the hundred-dollar threshold, this pack earned CleverHiker's award for the best mid-size option by focusing on the core essentials: reliable water delivery, durable exterior nylon, and a hassle-free storage cavity. Weighing around one pound empty, it is an accessible, uncomplicated trail companion. The pack features CamelBak's Crux 2.5-liter reservoir, which utilizes an easy open/close leak-proof cap and a high-flow bite valve with a shut-off lever to prevent leaks in transit. The main compartment offers ample room for a midlayer, lunch, and a compact first aid kit. Two exterior stretch side pockets easily handle trekking poles or additional standard water bottles, while a quick-access front stash zone holds wet gear. To hit its light weight and value price point, the Cloud Walker foregoes rigid frame stays, suspended mesh panels, and heavily padded hipbelts. The foam backpanel provides basic cushioning, but it will trap heat against your shirt on hot summer ascents. For moderate terrain and standard day-hiking duties, however, it delivers exceptional utility per dollar. **Highlights** - Excellent price-to-performance ratio under the hundred-dollar mark - Lightweight chassis weighs just over a pound when empty - Includes reliable 2.5-liter CamelBak Crux reservoir with leak-proof cap - Dual side stretch pockets accommodate additional bottles or gear - Straightforward, clean interior makes packing and unloading easy **Watch-outs** - Basic foam backpanel offers limited ventilation during hot climbs - Lacks a structured hipbelt to support heavier interior loads
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Specs side by side
| Spec | Manta 34 | Cloud Walker 18 |
|---|---|---|
| Gear Capacity | 34 Liters | — |
| Empty Weight | 3 lb. 7.8 oz. | 1 lb 1.6 oz (499 g) |
| Frame Style | Internal perimeter wire frame | — |
| Backpanel | AirSpeed suspended mesh | — |
| Torso Adjustment | Sliding ladder yoke | — |
| Included Cover | Integrated deployable raincover | — |
| Total Capacity | — | 18 liters |
| Included Reservoir | — | 2.5-liter CamelBak Crux |
| Suspension Type | — | Frameless with foam padding |
| Waist Belt | — | Removable unpadded webbing |
| Retail Price | — | Approximately $99 |
What our reviewers liked and didn't
Manta 34
- Class-leading load transfer keeps heavy gear off the shoulders
- Suspended mesh backpanel offers outstanding ventilation
- Adjustable torso ladder accommodates a wide variety of body sizes
- Comprehensive storage layout with large hipbelt pockets and raincover
- Substantial empty weight of nearly three and a half pounds
- High price point represents a significant investment for casual use
- Excessively bulky for minimal summer day hikes
Cloud Walker 18
- Includes a dependable 2.5-liter Crux reservoir under the hundred-dollar mark
- Lightweight frameless chassis weighs just over one pound when empty
- Durable ripstop nylon construction withstands regular trail friction
- Dual stretch side pockets accommodate extra bottles or gear securely
- Foam backpanel traps body heat during hot or steep ascents
- Webbing waist belt provides lateral stability but zero load transfer
- Main compartment can barrel against the spine if overstuffed
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