Pork tenderloin vs pork loin: they are two different cuts from the loin section of the hog, with different sizes and cook times. Tenderloin is a small, narrow, very lean strip that roasts in about 20 minutes; loin is a wide roast with a fat cap that takes 20 to 25 minutes per pound.
We sell both as fresh cuts: a pork tenderloin and a pork loin roast, each from Heritage Duroc hogs. Here is how they differ in size, fat, cooking, and use, the cooking directions from each product page, and which one to buy for the meal you have in mind.
- Where each cut comes from
- Tenderloin vs loin side by side
- How to cook each one
- Which one to buy
- Questions people ask
Where pork tenderloin and pork loin come from
USDA’s fresh pork from farm to table page splits the hog into four primal cuts: shoulder, loin, side, and leg. Both the loin roast and the tenderloin are listed under the loin, along with chops and country style ribs.
The loin runs along the back, on either side of the spine. It is the large muscle that chops are cut from, and a loin roast is a section of it left whole, with a layer of fat on top.
The tenderloin is the small one: a long, tapered strip rather than a roast. Our product page describes it as lean with a tender texture and a mild flavor.
Pork tenderloin vs pork loin side by side
| Pork tenderloin | Pork loin roast | |
|---|---|---|
| Shape | Long, narrow, tapered strip | Wide, thick roast |
| Fat | Very lean, little visible fat | Lean meat with a fat cap on top |
| Flavor (product pages) | Mild, delicate, takes marinades well | Hearty, with the fat cap adding richness |
| Oven temperature (product pages) | 400°F | 375°F |
| Time (product pages) | 18 to 20 minutes | 20 to 25 minutes per pound |
| Done at (USDA) | 145°F, then rest | 145°F, then rest |
| Rest (product pages) | 5 to 10 minutes | 10 to 15 minutes |
| Best for | Weeknights, quick roasts, slicing into medallions | Sunday dinner, a crowd, leftovers for sandwiches |
| Swap for each other? | No. The times are too different; a tenderloin cooked like a loin dries out | |
Temperatures, times, and rests are the cooking directions on our two product pages. The 145°F figure is USDA’s minimum for fresh pork, with at least a three minute rest.
How to cook pork tenderloin and how to cook pork loin
Tenderloin: heat the oven to 400°F and rub the meat with olive oil, salt, pepper, and garlic powder or paprika. Sear 2 to 3 minutes a side in a hot skillet if you like, then roast 18 to 20 minutes until it reads 145°F. Rest 5 to 10 minutes and slice into medallions.
Loin roast: heat the oven to 375°F and rub the roast with olive oil, salt, pepper, and rosemary, thyme, or garlic powder. Sear 3 to 4 minutes a side if you like, then roast in a baking dish 20 to 25 minutes per pound until it reads 145°F. Rest 10 to 15 minutes before slicing, and expect the fat cap to have browned into a crust.
Neither product page lists a weight, so plan by the cut you see in the cart. Both rules come down to the thermometer. Pull at 145°F and let the rest finish the job; a little pink in the center is safe at that temperature, per USDA.
For more on searing and resting, read cooking techniques for heritage breed pork perfection.
Which one to buy
Buy the tenderloin for a weeknight. It roasts in about 20 minutes, it can be seasoned while the oven heats, and it slices into neat medallions.
Buy the loin roast for a table. It is the larger cut, its fat cap browns as it roasts, and cold slices make good sandwiches the next day. It also holds up to a glaze or a crust that would burn on a fast tenderloin, because it spends longer in the oven.
Either way you are buying Heritage Duroc, raised crate free with no antibiotics ever on Iowa family farms. We compared the breed itself in Duroc pork vs regular pork, and both cuts are in heritage pork fresh cuts.
Questions people ask about pork tenderloin vs pork loin
Which cooking method is best for pork loin?
Roasting. Our product page says 375°F for 20 to 25 minutes per pound to 145°F, with an optional sear first and a 10 to 15 minute rest. It also braises and grills well over indirect heat.
How do you cook pork tenderloin so it is not tough?
Do not overcook it. Roast at 400°F for 18 to 20 minutes, pull it at 145°F on a thermometer, and rest it 5 to 10 minutes. Tough tenderloin is usually tenderloin that went past 145°F.
What is another name for pork tenderloin?
Pork fillet, or pork tender. It is not the same as a pork loin, a loin roast, or a loin fillet, which are all the larger muscle.
Which is better, a pork loin or a pork tenderloin?
Neither. Tenderloin is faster and leaner; loin is bigger, richer from its fat cap, and better for a crowd. Pick by the meal, not by the name.
Pick the cut for the night you have. Pork tenderloin vs pork loin is a question of time and table size, and both answers come from the same Heritage Duroc hog.
Order a pork tenderloin for a weeknight, or a pork loin roast for Sunday. Both ship frozen from the farm shop, with every other cut in heritage pork fresh cuts.
Keep reading
- School night version of the small cut: pork tenderloin in the air fryer at 370°F to 145°F.