12x12x18 vs 12x14x18 Boxes

12x12x18 and 12x14x18 are close in size, so the right pick comes down to what you ship. The 12x14x18 gives about 24 sq in more usable face (168 vs 144 sq in), so it suits thicker or bundled items; the 12x12x18 ships the same item for less postage when it fits. Packrift stocks both: 6 and 6 SKUs are live below.

12x12x18 vs 12x14x18 Boxes at a glance

12x12x18 12x14x18
Interior size 12x12x18 in 12x14x18 in
Best for larger / bundled items snug fit, lowest postage
Mil options in stock not listed not listed
Price range $21.11-$24.48 $24.09-$35.51
In-stock SKUs 6 6

12x12x18 Boxes

SKU Product Dimensions Spec Pack Price Availability
12123 12x12x3 ECT-32 Kraft Corrugated Boxes - Shallow Depth Shipping, 25-Pack 12 x 12 x 3 kraft corrugated 25 21.11 In stock
12124 12x12x4 ECT-32 Kraft Corrugated Boxes - Shallow Depth Shipping, Bundle of 25 12 x 12 x 4 kraft corrugated 25 21.39 In stock
12126 12x12x6 ECT-32 Kraft Corrugated Boxes - Bundle of 25 12 x 12 x 6 kraft corrugated 25 21.95 In stock
12125 12x12x5 ECT-32 Kraft Corrugated Boxes - Shallow Depth Shipping, 25-Pack 12 x 12 x 5 kraft corrugated 25 23.38 In stock
MD12126 12x12x6" Multi-Depth Corrugated Boxes ECT-32 Kraft - 25 Pack 12 x 12 x 6 kraft corrugated 25 24.47 In stock
12128 12x12x8 ECT-32 Kraft Corrugated Boxes - Strong Single Wall, 25-Pack 12 x 12 x 8 kraft corrugated 25 24.48 In stock

12x14x18 Boxes

SKU Product Dimensions Spec Pack Price Availability
14124 14x12x4 ECT-32 Kraft Corrugated Boxes - Shallow Depth Shipping, Bundle of 25 14 x 12 x 4 kraft corrugated 25 24.09 In stock
14126 14x12x6" ECT-32 Kraft Corrugated Boxes - 25 Pack Bundle 14 x 12 x 6 kraft corrugated 25 25.76 In stock
MD14126 14x12x6 Multi-Depth Corrugated Boxes ECT-32 Kraft - 25 Pack 14 x 12 x 6 kraft corrugated 25 26.28 In stock
14128 14x12x8 ECT-32 Kraft Corrugated Boxes - 25 Bundle 14 x 12 x 8 kraft corrugated 25 28.08 In stock
141210 14x12x10 ECT-32 Kraft Corrugated Boxes - Reliable Shipping, 25-Pack Bundle 14 x 12 x 10 kraft corrugated 25 30.79 In stock
141212 14x12x12" ECT-32 Kraft Corrugated Boxes - 25/Bundle 14 x 12 x 12 kraft corrugated 25 35.51 In stock

How to choose

  • Measure your item and add room for fold, padding, or label.
  • If both fit, the smaller/thinner option ships cheaper; size or gauge up for thick, heavy, or sharp contents.
  • Use the bulk quote path for recurring or mixed-SKU orders.

FAQ

Should I choose 12x12x18 or 12x14x18 Boxes?
Pick the smallest size / lightest gauge your item fits without forcing the seal. Both are stocked above with live pricing.
What should I do when a field is not listed?
Do not infer it. Open the PDP or use the bulk quote path so the order is checked against current catalog data.

Already know the SKU you need? Reorder by SKU.