Library
Every cart, one page each
One cart per page: the published numbers, the clearance math, and at least one honest thing it does badly.

Why the library exists
One cart, one page, every published number
A roundup has to compare carts, which means it can only tell you the two or three specifications that separate them. A single-model page can tell you everything the listing publishes, what each figure means for a real room, and the specific thing the cart is bad at.
These pages sit outside the six sections rather than inside them because a model belongs to several at once. The VASAGLE ULRC091A62 is a gold cart, a small cart and a cart with a wine rack, so filing it under Styles would hide it from anyone shopping by size and filing it under Sizing would hide it from anyone shopping by finish. Here it is one page, linked from every roundup it qualifies for.
Each page carries the same four things: the published dimensions and load rating with the date they were read, the arithmetic that converts those into bottles and clearances, at least one honest negative, and a plain statement of who should not buy it. That last one is the part roundups have no room for and it is often the most useful.
What these pages are not: hands-on reviews. I have not assembled, loaded or rolled any of these carts. What I have done is compile what each manufacturer publishes, check it against the constraints a real room imposes, and record where a listing contradicts itself. The full method, and its limits, is on how we pick.
There are also no product photographs on these pages. The Amazon Creators API credentials are unavailable on the machine that builds this site, so no verified product image exists — and putting an ambient stock photo of a different cart where a product shot belongs would misrepresent what you are buying. The images are licensed editorial photographs, and each page says so.
The library
9 carts, one page each

Single model
VASAGLE ULRC100A01 gold bar cart
23.6 x 15 x 36.2 inches, 66 lb a shelf. The depth clears the tray threshold, which most gold carts do not.
Top pick: VASAGLE Gold Bar Cart (ULRC100A01)

Single model
VASAGLE ULRC091A62 gold bar cart
18.4 inches wide, three shelves, 66 lb each. The narrow cart that kept its load rating.
Top pick: VASAGLE 3-Tier Gold Bar Cart (ULRC091A62)

Single model
VASAGLE ULRC083A02 large gold bar cart
33.9 inches of width at only 15 deep, 66 lb a shelf, 36 lb of cart. The serving option.
Top pick: VASAGLE Large Gold Bar Cart (ULRC083A02)

Single model
SONGMICS ULRC291A02 bar cart
66.1 lb a tier and 198.4 lb total published, with a wine rack that repositions.
Top pick: SONGMICS Bar Cart with Flexible Wine Rack (ULRC291A02)

Single model
HOOBRO BF02TC01 bar cart with wine rack
25.2 x 15.7 x 33.3 inches, 55 lb a shelf, fixed wine rack, adjustable feet.
Top pick: HOOBRO Bar Cart with Wine Rack (BF02TC01)

Single model
HOOBRO DM27TC01 gold bar cart
15 inches wide, 11 lb, 32.1 tall. The smallest gold cart here, with the lowest load rating.
Top pick: HOOBRO Gold Bar Cart (DM27TC01)

Single model
MAHANCRIS RCJ63B01Z gold bar cart
24.8 x 11 x 32.2 inches, 14.74 lb, 44 lb a shelf. Gold and glass, cheaply.
Top pick: MAHANCRIS Gold 2-Tier Bar Cart (RCJ63B01Z)

Single model
Nathan James Hallie rolling bar cart
27 x 17 x 36 inches at 14 lb with 66 lb capacity — the best weight-to-capacity ratio here.
Top pick: Nathan James Hallie Rolling Bar Cart

Single model
Nathan James Sage round bar cart
23 inches across, 12 lb, 66 lb capacity. No corners, which matters more than it sounds.
Top pick: Nathan James Sage Round Rolling Cart
Where to go next
If you do not know which model yet
Start with the constraint rather than the cart. If your room is tight, the small-cart roundup narrows the field to five in about a minute. If the finish is what matters, the gold roundup and the black one cover the two finishes people search for by name. If you own more wine than spirits, the wine-rack roundup is the right entry point.
And if you have not measured yet, do that first. The dimensions reference lists every published figure on this site with its source, and the three-minute fit check at the top of the flagship roundup will tell you which of these carts is physically possible in your room before you form an opinion about any of them.