Broil King Signet 320 vs Weber Spirit E 310

Broil King Signet 320 vs Weber Spirit E 310 are two popular liquid propane grills standing in the same price range. They have comparable cooking areas, and they both are equipped with durable lids and temperature gauges. So, which one is the better grill? Read the comparison below to find out!

Continue reading if you want to find out further about:

  • The overall physical dimensions of each grill here
  • How much cooking area that is available on each model
  • The comparison of their construction quality
  • The burners of Broil King Signet 320 vs Weber Spirit E 310
  • The features and warranty on each model
  • Which LP grill that is generally more recommended for you

Size and Weight

As usual, we will start from the easy one, the size and weight. If you want to put the grill in your kitchen, you want to make sure that it will fit. Otherwise, it will just add unnecessary complications to your home. You probably also want a grill that is easy to move around so that you can set-up a barbecue party on your backyard without a hassle. See also: Cuisinart GR 4N vs GR 150

Broil King Signet 320 measures 23.2 inches wide, 56.5 inches long, and 48.4 inches tall. The weight is about 134 lbs. It is equipped with two large wheels on one side and two small swiveling wheels on the other side.

If you want to put a grill in your kitchen, Broil King Signet 320 will probably be easier to fit due to the slightly smaller dimensions. In addition, the swiveling wheels will make it very easy for you to move the grill around. That said, make sure that you never forget to lock the wheels before you start cooking. Else, the grill may get pushed accidentally, which is very annoying.

Weber Spirit E 310 measures 27 inches wide, 58 inches long, and 44.5 inches tall. The weight is about 114 lbs. This model only has two large wheels on one side. The other side has sturdy legs with no wheels.

Although Weber Spirit E 310 is slightly bigger, it can still get through most average-sized doors, and it should be able to fit inside a medium-sized kitchen just fine. Without swiveling wheels, this grill can be a little difficult to move around. But it is fairly lightweight. You can lift it on one side and push it forward, cart-style. You will love this grill because it has no chance of getting pushed accidentally while you are cooking.

Cooking Area

The next thing that we can compare between Broil King Signet 320 vs Weber Spirit E 310 is the cooking area. Well, their cooking areas are actually quite comparable. Both can easily cook bacons for multiple people at once.

The cooking area of Broil King Signet 320 is a little bit smaller at 400 square inches. But, really, it is already more than enough for cooking for multiple people. In addition, this model actually has a significantly larger warming rack, which has a total area of 235 square inches. The warming rack is very useful for cooking potatoes, warming grilled vegetables, toasting buns, or simply keeping your hot dogs warm.

The cooking area of Weber Spirit E 310 is slightly bigger at 424 square inches. The additional surface may allow you to put two or three more slices of bacon. However, the warming track is much smaller at only 100 square inches. This probably means that there are fewer things that you can prepare simultaneously while you are cooking the main dish.


Generally speaking, both Broil King Signet 320 vs Weber Spirit E 310 have good build quality. They both are solid, robust, and durable. But they do have different construction materials.

The body of Broil King Signet 320 is mostly made of cast aluminum. Some of the parts are stainless steel, including the burners and side shelves. Meanwhile, the cooking grids are made of cast iron. Although the aluminum construction of Broil King Signet 320 is of high quality, it is still not as robust as stainless steel. Also, although aluminum is generally lighter than stainless steel, this is not the case with Broil King Signet 320, as the total weight is actually heavier than Weber Spirit E 310.

But those are just trivial considerations. In the end, the overall construction quality of Broil King Signet 320 is great. You don’t need to worry about accidentally breaking anything or having to replace some parts just after a few times of use.

The body of Weber Spirit E 310, on the other hand, is made of stainless steel. Some of the parts are also made of cast aluminum, however, the cooking grates are made of porcelain-enameled cast iron. There is also a stainless steel heat deflector.

The overall construction quality of Weber Spirit E 310 is better. The frame is very solid and sturdy, and the lid feels very robust. The porcelain-enameled cast iron cooking grates are very easy to clean, and they are resistant to impacts and scratches. Even the wheels and legs are really tough and stable.


Next, we will compare the burner quality and power of Broil King Signet 320 vs Weber Spirit E 310. Once again, you can’t really go wrong with either model because they both can deliver powerful output with even heat distribution. However, Broil King Signet 320 does have a slightly higher total output power than Weber Spirit E 310.

Broil King Signet 320 is armed with three 13,333-BTU dual-tube stainless steel burners. So, with math, we can calculate the total output power to be around 39,999 BTU. The specs sheet claims that the total output power from the main burners to be 40,000 BTU, which is fairly close.

However, having powerful burners alone is not enough for a good cooking performance. The grill should also be able to distribute heat evenly across the entire cooking area. For that, Broil King Signet 320 has been armed with the company’s famous Infinity-8 burner technology. This technology uses the inner tube to distribute gas throughout the outer tube, so that the gas flow is even from the front to the back.

Weber Spirit E 310 comes with three 10,000-BTU burners. The total output power from the main burners is 30,000 BTU. Although this is slightly lower than that of Broil King Signet 320, Weber Spirit E 310 can already heat up quickly and reach high cooking temperature.

One of the main reasons behind Weber Spirit E 310’s popularity is the excellent heat distribution. Gas can flow quickly and evenly across all parts of the burners. As a result, the food that is put on the edge of the cooking area will still get a similar amount of heat as the one on the center. You will be able to control the cooking temperature with precision and get all your foods cooked evenly.

Additional Features

Broil King Signet 320 comes with a crossover ignition system called Sure-Lite, which has an electronic mechanism. It is quite easy to turn on. You can start grilling within seconds. Broil King Signet 320 also comes with the Flav-R-Wave system, which is designed to catch and vaporize drippings to enhance the foods’ flavor. This system is very useful to ensure that your food drippings won’t create a mess or go to waste.

And arguably the biggest advantage of Broil King Signet 320 over Weber Spirit E 310 is the 10,000-BTU side burner and the 15,000-BTU rotisserie burner. With the side burner, you will be able to prepare side dishes and sauces while you are grilling the main dishes. Meanwhile, the rotisserie burner is equipped with a spit rod, and is very useful for grilling whole chickens.

Weber Spirit E 310 comes with the electronic Infinity Ignition system, which is very easy and straightforward to use. Then, Weber Spirit E 310 is famous for its advanced Flavorizer Bars and grease management system. It will catch all your foods’ drippings and vaporize them to enhance the foods’ flavor. Meanwhile, the parts that can’t be vaporized will be discarded into the drip tray for easy cleaning.

Unfortunately, Weber Spirit E 310 doesn’t have a side burner. This can be a problem when you are cooking for multiple people, and you want to prepare the side dishes and the main dishes at the same time. However, Weber Spirit E 310 is compatible with the optional iGrill 3 thermometer, which you can use to monitor the doneness levels of up to four slices of meat via an Android or iOS device.


Broil King Signet 320 has separate warranty terms for the cookbox, burners, and parts. While the cookbox is backed by a limited lifetime warranty, the burners are ‘only’ backed by a 10-year warranty and the parts by a 2-year warranty.

Weber Spirit E 310 is quite simpler with the warranty. Everything from the top to the bottom is backed by a 10-year warranty. That includes the cookbox, burners, and parts  such as the cooking grate and ignition system.

Broil King Signet 320 vs Weber Spirit E 310

- 3 stainless steel Dual-Tube burners deliver up to 40,000 BTU output;
- 635-sq in total cooking area; 400-sq in primary. Reversible, heavy-duty cast-iron cooking grates provide exceptional heat retention and searing power, locking in juices and flavor
- Stainless steel Flav-R-Wave cooking system delivers even heat distribution; Linear-Flow burner valves allow for precise temperature control; Sure-Lite electronic ignition easily ignites the grill
- Stainless steel side shelves offer extra prep space and fold down easily for convenient storage; Enclosed cabinet base provide work space and storage for grilling essentials.
- Boasts the GS4 grilling system with improved infinity ignition, burners, porcelain-enameled Glamorizer Bars, and grease Management system
- Porcelain-enameled, cast iron cooking grates
- 529 Square inches of cooking space over three burners. Left Table down width - 42 inches
- 30, 000 BTU-per-hour input main burners with fuel gauge


Both of these products are good grills. However, Broil King Signet 320 has managed to come out on top. It is generally more recommended because it has a higher total output power, and is equipped with a side burner and a rotisserie burner.

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