Quick Answer
Choose Essentials 7551 for the longer published medium reference, generous classic cut and cotton-containing snap-jacket format. Choose ProFlex LJ702 for the mock-neck zipper, polyester-rayon-spandex body and angled lower pockets with divided accessory storage. The listed medium lengths differ by 2.5 inches, but that reference comparison does not establish the same difference in every size or on every wearer.
Put the 31.5-inch medium next to the 29-inch medium
The manufacturer's 7551 record and LJ702 record both identify medium for their published length references. This makes the 31.5-versus-29 comparison more informative than comparing two unlabeled reference sizes. A shopper who finds many jackets short over a longer scrub top has a clear reason to investigate 7551. A shopper who finds a traditional warm-up cumbersome on the lap has a clear reason to investigate LJ702. Neither person needs an invented overall quality score to identify a promising first candidate.
The reference still has limits. It does not supply the complete front and sleeve dimensions, nor tell us how much the length changes in small, large or other sizes. A model's shoulder position and body shape also influence where the lower edge appears to land. Use the same measuring method when comparing a garment you own with a listed reference. If the desired endpoint is precise, request the measurement for the exact size rather than assuming the medium difference repeats across the entire range.
Consider the position of the lower pockets together with coverage. A longer body can place its storage differently relative to your waist and seated thighs, even if both jackets are comfortable standing. The relevant question is whether you can reach the intended items without dragging the front across your lap or lifting the entire jacket. More coverage can solve one problem and introduce another. The numbers are therefore a reason to inspect the full lower-front arrangement, not a reason to declare the longer model universally more useful.
| Manufacturer reference | 7551 | LJ702 |
|---|---|---|
| Named reference size | Medium | Medium |
| Listed length | 31.5 inches | 29 inches |
| Upper front | Crew neck with snaps | Mock neck with zipper |
| Body blend | 65% polyester / 35% cotton | 73% polyester / 25% rayon / 2% spandex |
Compare five locations with four forms of organization
7551's manufacturer catalog identifies five pockets, including internal and external chest storage, two patch pockets and an accessory pocket. LJ702 lists a chest pocket with a bungee loop, two angled lower pockets and an accessory pocket divided with elastic. The distinction is not simply five versus four. Internal chest placement and elastic-divided organization are different ways to manage small items. Ask where you like to put an object and how often you retrieve it before awarding value to another compartment.
For example, suppose you carry a folded note, a pen and a phone. A person who likes keeping the note apart from lower-pocket objects might inspect 7551's internal chest option. Another who wants a defined slot for the pen may investigate the elastic divisions on LJ702. Those possibilities are selection examples, not verified capacity claims. The sources do not supply pocket dimensions, compatible phone models or the size of an object that will remain comfortable in a particular location. Bring your own items into the decision.
LJ702's angled lower openings also deserve attention if you often reach into a pocket while seated. The opening direction can be a reason to try a different design, but it is not evidence that everyone will find it easier. 7551's patch-pocket format offers a more conventional visible arrangement. A bungee loop should likewise be evaluated for the intended object rather than assumed to hold any instrument or accessory. The more specific the item plan, the less likely a headline pocket total is to distract from a mismatch.
The upper front is a separate decision from coverage
7551 has a crew neck and snap front. LJ702 uses a mock neck and a zipper. That means a shopper moving toward the shorter listed reference also changes how the jacket sits around the neck when fully fastened. If a rounded open neckline is a strong preference, do not sacrifice it accidentally because the 29-inch medium reference sounds appealing. If a continuous zipper and raised neck are desirable, LJ702 addresses that combination directly rather than merely offering a shorter version of 7551.
Think about what happens when you reach an internal layer. With snaps, you can choose individual fastening points; with a zipper, you open the continuous closure from its available slider position. The evidence here does not identify a two-way zipper on LJ702, so do not assume that feature. If your scrub top has a pocket that you access frequently, compare the way each outer front gets out of the way. A jacket's own chest organization may reduce the need for that movement, or may be irrelevant if you prefer to keep the item in the top.
The neckline also affects how an existing undershirt and scrub top combine at the upper chest. A mock neck adds a raised edge; a crew neck preserves a different outline. Neither guarantees a comfortable temperature or determines whether the garment satisfies a particular employer's rules. This is ordinary uniform-selection guidance, based on the documented construction. The choice should follow the outfit and fastening preference you intend to use, not an unsupported assumption that a taller collar makes a jacket suitable for a colder workplace.
Generous cotton blend or ProFlex stretch: choose the actual change
7551 lists 65% polyester and 35% cotton in the body, without a listed spandex component. Its manufacturer-described generous classic fit is therefore an important part of the sizing discussion. Give the selected garment the room it needs instead of counting on an unlisted elastic-fiber blend. LJ702 lists 73% polyester, 25% rayon and 2% spandex, with manufacturer-described two-way stretch. This is a different material direction and does not amount to a simple quality upgrade or a reason to reduce the size automatically.
If you are replacing a 7551 that already fits well, identify why you are considering LJ702. A preference for a zipper, angled pockets or a shorter body reference is a specific reason. An expectation that a small spandex percentage will correct a poorly fitting shoulder is much less secure. Conversely, if you like LJ702's torso fit but dislike a raised neckline, selecting 7551 changes body material, coverage and organization as well as the neck. Recognizing those linked changes helps prevent a replacement purchase from becoming a succession of surprises.
There are no comparative wash-lifetime, shrinkage or warmth results in the available evidence. Cotton content does not establish a durability disadvantage, and the ProFlex name does not establish superior movement for your body. Assess garment room through the shoulders and chest with the front in the position you intend to wear. Then return to the specific reason you are switching. If the new model solves that reason only by creating another nonnegotiable problem, the pair has helped define the requirement even if neither becomes your final choice.
Three priorities that lead to different selections
For a coverage-first shopper, investigate 7551 in the selected size before allowing a higher-feature zipper to distract from the original need. Pay attention to the internal/external chest arrangement and whether the long lower front remains practical when sitting. For a neckline-first shopper who wants a mock collar and continuous front, investigate LJ702 and treat its shorter medium reference as a dimension to verify, not an automatic benefit. For an organization-first shopper, decide between the actual compartment arrangements before deciding how many pockets are enough.
A mixed brief can legitimately rule out one or both jackets. If you want a cotton-containing body and the longer coverage but insist on a zip front, neither model supplies that exact combination as documented here. Do not pretend that choosing one out of two is mandatory. The Landau hub is the place to widen the shortlist. If you instead want to compare two men's zip designs with distributed storage, the Cherokee WW320 comparison helps show which construction tradeoffs change outside this specific Landau pairing.
A particularly useful split is between wanting more garment and wanting more subdivision. 7551's longer medium reference and classic body address the first concern, with additional chest-storage locations in the overall arrangement. LJ702's elastic-divided accessory space addresses the second, without reproducing the same body length or neckline. A person who mostly carries one bulky lower-pocket item may gain little from smaller divisions; a person who separates several small objects may gain little from additional lower-front fabric. Decide which problem you are solving before treating either the extra pocket or the longer measurement as an advantage.
Questions about this decision
Are the Landau 7551 and LJ702 length references the same size?
Yes. The cited manufacturer records identify medium for 7551’s 31.5-inch length and LJ702’s 29-inch length. That is a useful medium comparison, while other sizes and complete front or sleeve measurements still require their own checks.
Does 7551’s fifth pocket make LJ702 less organized?
Not necessarily. LJ702 includes elastic-divided accessory storage and angled lower pockets, while 7551 provides internal and external chest storage within its five-pocket layout. Organization depends on which arrangement fits your belongings and retrieval habits.
Is LJ702 documented with a two-way zipper?
Not in the evidence used here. The jacket has a zip front, but this comparison does not infer a second slider or two-way operation. Confirm that specific feature with the selected listing if opening the front from below is essential.
Which model keeps cotton in the body fabric?
Essentials 7551 lists 35% cotton with 65% polyester. LJ702 lists polyester, rayon and spandex. A cotton preference therefore favors investigating 7551, alongside its different neckline, coverage and generous classic shape.
Final Verdict
Choose 7551 when the longer medium reference, classic room and cotton-containing body form the brief you are trying to satisfy. Its chest-storage options are part of that decision, while the seated lower-front position is the important coverage check.
Choose LJ702 when the mock-neck zipper and divided accessory organization matter more than preserving the traditional warm-up format. Its 29-inch medium reference is useful evidence, but the strongest reason to buy it is that the whole fastening-and-pocket arrangement suits you.
Sources & further reading
Product details were checked on September 11, 2026. Refer to the exact garment’s label and current listing before ordering.