Which Backpacking Knife Should You Carry in 2026?
Measured from the RidgeNote register — maker-published weights and current prices, re-read daily. 6 models on this shelf, of 7 knives & multi-tools we rank. Updated .
The lightest backpacking knife on this shelf is the Zpacks Pipsqueak Knife w/ S biner at 8 g (0.3 oz) for $25, lighter than 100% of the shelf. The median across the six models is 22 g (0.8 oz) at $24, working out to $28.96/oz. Going from the median to the lightest costs $0.99 per ounce saved vs the median — a small premium in absolute dollars, but a large one in price per ounce, since the Pipsqueak runs $88.42/oz against the shelf's $28.96/oz median.
The spread across the whole shelf is 54 g (1.9 oz), from the 8 g Pipsqueak to the 62 g (2.2 oz) Gerber Dime 12-in-1 Mini Multitool Pliers. What the spec sheet cannot settle is how a blade feels in hand, holds an edge, or survives years of use — numbers below cover weight and price only.
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The picks, with their figures
Lightest overall
Zpacks Pipsqueak Knife w/ S biner
0.3 oz · #1 of 6 · lighter than 100% of the shelf · $24.95 · $88.42/oz
At 8 g (0.3 oz) for $25, the Zpacks Pipsqueak Knife w/ S biner is lighter than 100% of the shelf and the lightest option at any price under $150. Its price per ounce runs $88.42/oz, and it costs $0.99 per ounce saved vs the shelf's median weight of 22 g (0.8 oz).
+ Add to my packBest value per ounce
Gossamer Gear Backpacking Pocket Knife
0.8 oz · #3 of 6 · lighter than 60% of the shelf · $19.99 · $25.76/oz
The Gossamer Gear Backpacking Pocket Knife is the cheapest model on the shelf with a listed price at $20, and at $25.76/oz it carries the lowest price per ounce of any model near the median weight of 22 g (0.8 oz). It is lighter than 60% of the shelf.
+ Add to my packLightest under 1 ounce
Victorinox Classic SD Swiss Army Knife
0.7 oz · #2 of 6 · lighter than 80% of the shelf · $23.96 · $32.35/oz
The Victorinox Classic SD Swiss Army Knife weighs 21 g (0.7 oz) for $24, lighter than 80% of the shelf, and runs $32.35/oz — close to the shelf median of $28.96/oz without the Pipsqueak's price-per-ounce premium.
+ Add to my packHeaviest, lowest price per ounce
Gerber Dime 12-in-1 Mini Multitool Pliers
2.2 oz · #6 of 6 · lighter than 0% of the shelf · $28.59 · $13.07/oz
The Gerber Dime 12-in-1 Mini Multitool Pliers is the heaviest model on the shelf at 62 g (2.2 oz), lighter than 0% of the models measured, for $29. It also carries the lowest price per ounce on the shelf at $13.07/oz.
+ Add to my pack
How to read this shelf
"Lighter than" on this shelf is a straight percentile: the Zpacks Pipsqueak Knife w/ S biner at 8 g is lighter than 100% of the six models, the Victorinox Classic SD Swiss Army Knife at 21 g is lighter than 80%, and so on down to the Gerber Dime 12-in-1 Mini Multitool Pliers at 62 g, which is lighter than 0% — it is the heaviest model measured. The median weight of 22 g (0.8 oz) sits exactly where the Gossamer Gear Backpacking Pocket Knife and the Zpacks Victorinox Classic Knife both land, at 22 g apiece.
The full spread, lightest to heaviest, is 54 g (1.9 oz) — from 8 g up to 62 g. That is a narrow shelf in absolute terms, but because these are light objects to begin with, the relative jump from the lightest to the heaviest model is large, and price per ounce swings from $13.07/oz at the heavy end to $88.42/oz at the light end.
The weight-for-money trade
Under $150, the lightest model on the shelf is the Zpacks Pipsqueak Knife w/ S biner at 8 g (0.3 oz) for $25 — there is no lighter option at any price point the spine tracks. That $25 buys the lowest weight on the shelf but the highest price per ounce by a wide margin: $88.42/oz, nearly three times the shelf's median $28.96/oz.
Money stops buying grams quickly past that point. The Gossamer Gear Backpacking Pocket Knife, at $20, is the cheapest model on the shelf with a listed price and carries the lowest price per ounce among the three median-weight models at $25.76/oz for 22 g (0.8 oz). The Opinel No. 08 Carbone Folding Knife, at $23 for 45 g (1.6 oz), runs $14.49/oz — cheaper per ounce than the Pipsqueak, the Victorinox Classic SD, the Gossamer Gear, and the Zpacks Victorinox Classic Knife, but more than twice the weight of any of them. Past 45 g, the Gerber Dime 12-in-1 Mini Multitool Pliers adds another 17 g for $29, the lowest price per ounce on the shelf at $13.07/oz.
The middle of the shelf
The middle of this shelf is crowded at 22 g: the Gossamer Gear Backpacking Pocket Knife and the Zpacks Victorinox Classic Knife both weigh 22 g (0.8 oz), with the Gossamer Gear at $20 and the Zpacks Victorinox Classic Knife at $25 — same weight, $5 apart. One rank lighter than the Gossamer Gear sits the Victorinox Classic SD Swiss Army Knife at 21 g (0.7 oz) for $24, a 1 g saving for $4 more.
One rank heavier than the Zpacks Victorinox Classic Knife is the Opinel No. 08 Carbone Folding Knife at 45 g (1.6 oz) for $23 — 23 g more for $2 less, the largest single weight jump between any two consecutive ranks on this shelf. A reader comparing those two gives up 23 g of lightness to save $2, which is a trade worth naming plainly rather than glossing over.
Who should not buy the lightest
The Zpacks Pipsqueak Knife w/ S biner wins on weight at 8 g (0.3 oz) and nothing else the spine measures. Price per ounce, not raw price, is where its cost shows: $88.42/oz against a shelf median of $28.96/oz, and $0.99 per ounce saved vs that median. A reader who wants a knife for one specific light task and nothing more is the one this spec sheet speaks to; a reader who expects a single tool to cover a wider range of cutting jobs has no figure here that answers that question.
Weight and price per ounce say nothing about edge geometry, locking security, or how a blade performs after repeated use in the field — this register does not carry those attributes. A reader choosing between the 22 g median-weight models and the 45 g to 62 g heavier end should weigh how much knife they expect to need against how many grams they are willing to carry to get it, since the spine's figures stop at weight and price.
Every model on this shelf, lightest first
6 backpacking knives. Median 0.8 oz, median price $24.46, median $28.96 per ounce.
| # | Model | Weight | Lighter than | Price | Per oz |
|---|---|---|---|---|---|
| 1 | Zpacks Pipsqueak Knife w/ S biner | 0.3 oz | 100% | $24.95 | $88.42 |
| 2 | Victorinox Classic SD Swiss Army Knife | 0.7 oz | 80% | $23.96 | $32.35 |
| 3 | Gossamer Gear Backpacking Pocket Knife | 0.8 oz | 60% | $19.99 | $25.76 |
| 4 | Zpacks Victorinox Classic Knife | 0.8 oz | 40% | $24.95 | $32.15 |
| 5 | Opinel No. 08 Carbone Folding Knife | 1.6 oz | 20% | $23.00 | $14.49 |
| 6 | Gerber Dime 12-in-1 Mini Multitool Pliers | 2.2 oz | 0% | $28.59 | $13.07 |
The whole category, every model placed: the knives & multi-tools measured.
What we did not measure
Blade steel and edge retention are not in any maker-published weight or price figure, and this register does not carry those specs — judge edge-holding by what each maker states about its steel, if anything, on its own product page.
Lock type and blade security under load are not measured here; a reader relying on a knife for repeated, forceful cuts should look at how each model locks, not just how little it weighs.
Grip and handling comfort cannot be read off a weight or price figure. A lighter knife is not automatically easier or harder to hold.
Durability over repeated use, corrosion resistance, and how a hinge or pivot wears over seasons are outside what weight and price can tell a buyer.
Local knife-length and carry laws vary by place and are not part of any spec this shelf tracks; a reader should check their own jurisdiction separately.
Questions people ask
- What is the lightest backpacking knife?
- The Zpacks Pipsqueak Knife w/ S biner, at 8 g (0.3 oz) for $25, is the lightest model on the shelf and lighter than 100% of the six models tracked.
- What is the cheapest backpacking knife?
- The Gossamer Gear Backpacking Pocket Knife, at $20, is the cheapest model on the shelf with a listed price. It weighs 22 g (0.8 oz) and runs $25.76/oz.
- How much does the lightest knife cost per ounce saved?
- The Zpacks Pipsqueak Knife w/ S biner costs $0.99 per ounce saved vs the shelf's median weight of 22 g (0.8 oz) and median price of $24.
- Is a heavier knife ever the better deal?
- By price per ounce, yes: the Gerber Dime 12-in-1 Mini Multitool Pliers at 62 g (2.2 oz) for $29 runs $13.07/oz, the lowest price per ounce on the shelf, though it is lighter than 0% of the models measured.
- How big is the weight difference across this shelf?
- The spread from lightest to heaviest is 54 g (1.9 oz) — from the 8 g (0.3 oz) Zpacks Pipsqueak Knife w/ S biner to the 62 g (2.2 oz) Gerber Dime 12-in-1 Mini Multitool Pliers.
- Does weight tell me how durable a knife is?
- No. Weight and price per ounce are the only figures measured here; edge retention, lock security, and wear over time are not part of any maker-published weight and are not covered by this shelf.
The picks, head to head
What we measured this week
One email a week: the models that joined the register, the weights and prices that moved, the guides that changed. No marketing.