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Product image pending15.7 x 13.8 x 4.7 in

Rothy

The Backpack

Dimensions
15.7 x 13.8 x 4.7 in
Capacity
Unknown
Weight
2.96 lb

Dimension-only silhouette rendered from verified dimensions; no approved product image is available yet.

Fit snapshot

How it fits popular airline rules

Across 5 commonly checked rules, Rothy The Backpack has 2 fit, 1 borderline, 2 do not fit.

Fit
2
Tight
1
No fit
2
Unknown
0
Featured ruleFrontier AirlinesFits

Purchase options

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Fit by airline

One airline rule at a time

Start with the featured personal item check, then choose another airline below to compare the same reviewed bag dimensions.

Personal item visual check

Frontier Airlines

Fits

Visual sizer

Bag vs airline rule

Fits

Fits. Tightest spare room: 0.2 in.

Scaled fit visualizationFits. Tightest spare room: 0.2 in.Bag size15.7 x 13.8 x 4.7 inRule size18 x 14 x 8 inRule width 14 inRule length 18 inBag width 13.8 inBag length 15.7 inDepth: Bag 4.7 in / Rule 8 in

Fits. Tightest spare room: 0.2 in.

Height

Spare room +2.3 in

Bag 15.7 in / Rule 18 in

Width

Spare room +0.2 in

Bag 13.8 in / Rule 14 in

Depth

Spare room +3.3 in

Bag 4.7 in / Rule 8 in

  • info: Frontier says personal item size may be checked during boarding

Data status

Audited dimensionsAirline-published rule

This preview compares the reviewed bag dimensions against Frontier Airlines's personal item rule.

Dimension-only silhouette rendered from verified dimensions; no approved product image is available yet.

Frontier fit detailsFrontier Airlines rules

Fit-first product brief

Buying notes

Rothy The Backpack is tracked here from manufacturer-published with 15.7 x 13.8 x 4.7 in, capacity not published, and 3.0 lb. The key question is whether that published footprint leaves enough margin for real packed shape, airline boxes, and comparable bags.

Rothy The Backpack is best read as a personal-item and under-seat backpack travel bag: 2 fit, 1 risky, 2 do not fit across 5 popular personal item checks tracked here. Frontier Airlines and American Airlines leave 0.2 in spare on the tightest dimension, so this is airline-compliant but not forgiving when overpacked. United Airlines and Delta Air Lines are the avoid list for this bag on the selected rule.

Reviewed dimensions
15.7 x 13.8 x 4.7 in
Capacity
Not published
Weight
3.0 lb
Source basis
Manufacturer-published
Includes
Does not include wheels and handles
Last reviewed
2026-05-29

Fit verdict

  • Primary use case: personal-item and under-seat backpack travel.
  • Across 5 popular personal item checks tracked here: 2 fit, 1 risky, 2 do not fit.
  • Frontier Airlines and American Airlines are exact or near-exact on the tightest dimension, so packed bulge matters more than the headline fit result.
  • United Airlines and Delta Air Lines do not fit this selected rule without changing bags.
  • Most forgiving popular personal item check: Frontier Airlines at 18 x 14 x 8 in, leaving 0.2 in spare on the tightest dimension.
  • Across 5 popular carry-on checks tracked here: 5 fit.

Tradeoffs we can infer

  • Published dimensions do not include wheels or handles; leave extra real-world margin before relying on a tight airline fit.
  • Do not assume packed corners, pockets, or bulging fabric stay inside the listed rectangular dimensions.
  • Manufacturer-published with high confidence is strong enough for comparison, but variant naming still matters at checkout.

Buyer risk notes

  • Within comparable laptop backpack bags in this catalog, empty weight is 0.7 lb above the category median (2.3 lb).
  • 16 inch laptop support is recorded; laptop packing may reduce usable clothing depth even when outside dimensions fit.
  • External bottle pockets can push the real outside width beyond the listed footprint when full.
  • Rothy and Amazon routes are attached; verify the exact model and colorway because collection-level merchant pages can mix nearby variants.

Shopping route

Current shopping routes include Rothy, Amazon. Some links may earn This Bag Fits a commission. Compare the merchant listing against the reviewed dimensions before buying.

Comparable bags

CALPAK Luka 15 inch Laptop Backpack22 L laptop backpack in the same category.Footprint: 16 x 12 x 7 in vs 15.7 x 13.8 x 4.7 inWeight: -1.2 lbPrice band: Mid vs MidTimbuk2 Authority Laptop Backpack Deluxe Medium16 L laptop backpack in the same category.Footprint: 17.9 x 12.8 x 7.3 in vs 15.7 x 13.8 x 4.7 inWeight: -0.6 lbPrice band: Mid vs MidBaggallini Soho BackpackSame backpack shape profile with a different size tradeoff.Footprint: 15.8 x 11.5 x 5.5 in vs 15.7 x 13.8 x 4.7 inWeight: -1.7 lbPrice band: Mid vs Mid

Record status

Dimensions and source record

These are official manufacturer dimensions reviewed on 2026-05-29; does not include wheels and handles.

Dimensions
15.7 x 13.8 x 4.7 in
Source basis
Manufacturer-published
Includes
Does not include wheels and handles
Audited dimensions

Bag data

Audited dimensions
Last reviewed
2026-05-29
Dimension confidence
high
Primary source
manufacturer
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