Maker’s warranty: Limited lifetime warranty; covers original purchasers from authorized dealers; repairs: repair first; fee repairs. Platypus’s terms, read Oct 25, 2026
Our top-of-the-line, taste-free hydration reservoir with our highest-flow HyFLO Bite Valve, low-profile shape and versatile, quick-connect hose.
Against every one of the water bottles & reservoirs in the RidgeNote register with a published figure. Manufacturer-listed; sources and dates are on this page.
The lightest of the water bottles & reservoirs on record is Platypus PlatyPreserve at 0.8 oz — 136 g less and $35.00 less.
The cheapest is Platypus PlatyPreserve at $14.95 — $35.00 less and 136 g lighter.
Main models on the same shelf, compared with the Big Zip EVO Reservoir on the makers’ published figures; the tick on each bar is the Big Zip EVO Reservoir.
Platypus
Hoser Reservoir 1L
2.4 oz lighter (68 g)
$17 less
HydraPak
Seeker 3L
2.4 oz lighter (67 g)
$19.95 less
HydraPak
Seeker 2L
2.9 oz lighter (83 g)
$22.95 less
Not ranked: 1 with no published weight.
See all 6 →
Nalgene
Wide Mouth 32oz Water Bottle
$32.96 less
0.7 oz heavier (19 g)
HydraPak
Seeker 3L
$19.95 less
2.4 oz lighter (67 g)
Platypus
Hoser Reservoir 1L
$17 less
2.4 oz lighter (68 g)
Not ranked: 1 with no published list price.
See all 7 →