Best Side Burner Gas Barbecues of 2025

Toby Butcher Avatar
Toby Butcher
Last Updated: 2 Feb 2025

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For those who enjoy outdoor cooking and entertaining, side burner gas barbecues are a great addition to any garden or patio. These barbecues offer a convenient and versatile cooking experience, allowing you to simultaneously cook your main dish on the grill while preparing side dishes on the side burner. They come in various sizes and styles, with features such as warming racks, multiple burners, and easy-to-clean surfaces. With a side burner gas barbecue, you can elevate your outdoor cooking game and impress your guests with delicious, perfectly cooked meals.

At a Glance: Our Top Picks

CosmoGrill 5 Burner Garden Grill with Side-Burner Cover #TOP 1
CosmoGrill 5 Burner Garden Grill with Side-Burner
ftb score rating icon 9.9
CAMPINGAZ 2 Series Classic EXS Vario Gas Barbecue Cover #TOP 2
CAMPINGAZ 2 Series Classic EXS Vario Gas Barbecue
ftb score rating icon 9.8
CosmoGrill 4+1 Gas BBQ with Cover Cover #TOP 3
CosmoGrill 4+1 Gas BBQ with Cover
ftb score rating icon 9.6

Top 10 Side Burner Gas Barbecues

#TOP 1

CosmoGrill 5 Burner Garden Grill with Side-Burner

Black
CosmoGrill 5 Burner Garden Grill with Side-Burner Cover
CosmoGrill Original 5 Gas Burner 4+1 Garden Grill, Steel Warming Rack, Side-Burner, Storage & Built-in Temperature Gauge for Home Garden Party Outdoor Cooking

The CosmoGrill 5 Burner Grill offers exceptional cooking versatility with its four powerful stainless steel burners and a convenient side burner, allowing you to cook various meats and vegetables to your liking. The innovative flame tamers protect the burners from grease, enhancing their performance and durability. A full-length warming rack is included, helping to keep your food warm or providing extra cooking space. Maintenance is a breeze with removable grill grates and trays, letting you enjoy more time cooking and less time cleaning.

What We Like
Powerful burners for versatile cooking
Durable flame tamers for longevity
Warming rack for extra space
Easy to clean and maintain
Ample storage with castor wheels
#TOP 2

CAMPINGAZ 2 Series Classic EXS Vario Gas Barbecue

3000006591
Grey
One size
CAMPINGAZ 2 Series Classic EXS Vario Gas Barbecue Cover
CAMPINGAZ 2 Series Classic EXS Vario Gas Barbecue with 2 Burners, 7.5kW Power, Cast Iron Grill and Griddle, 1 Side Table, 10 Litres, Black/Grey

The CAMPINGAZ 2 Series Barbecue offers two high-performance stainless steel burners, providing a powerful 7.5kW output for efficient cooking. With a side burner of 2.1kW and piezo ignition, you can enjoy easy and quick lighting every time. The enameled cast iron grill and griddle, measuring 60 x 35 cm, allow for a variety of cooking options, catering to all your barbecue needs. Additionally, the steel lid features a built-in thermometer, helping you monitor cooking temperatures for perfect results.

What We Like
High-performance burners
Easy piezo ignition
Versatile cooking options
Built-in thermometer
Convenient storage solutions

CosmoGrill 4+1 Gas BBQ with Cover

Black
4+1 BBQ with Cover
CosmoGrill 4+1 Gas BBQ with Cover Cover
CosmoGrill 4+1 Series Gas BBQ with Side Barbecue Burner and Storage (4+1 BBQ with Cover)

The CosmoGrill 4+1 BBQ offers excellent features for outdoor cooking enthusiasts. It includes a robust cover made from durable 600D Oxford fabric, ensuring your BBQ remains protected from harsh weather, allowing for year-round use. With four powerful stainless steel burners and a side burner, you can easily adjust the heat for various meats and vegetables to suit your cooking style. The flame tamers enhance burner performance by preventing grease build-up, while a warming rack keeps your food at the perfect temperature until serving. Maintenance is a breeze with removable grates and trays for easy cleaning.

What We Like
Durable weather protection cover
Adjustable temperature control
Improved burner performance
Easy to clean
Ample storage space

Swan Kansas 4 Burner Gas BBQ with Side Burner

SBQ57030N
Black
Swan Kansas 4 Burner Gas BBQ with Side Burner Cover
Swan SBQ57030N Al Fresco Kansas 4 Burner 3+1 Gas BBQ, Including Side Burner, Built-in Thermometer and Warming Rack, Black

The Swan Kansas BBQ is designed for summer gatherings, making it the ideal choice for BBQ enthusiasts. With three burners and separate knob controls, you can easily manage heat levels for perfect cooking. The built-in thermometer helps you monitor temperatures, ensuring your food is grilled to perfection. Additionally, the warming rack keeps your food hot while you finish cooking, allowing you to serve everything at the right temperature. Enjoy long summer evenings with friends and family, creating delicious meals effortlessly.

What We Like
Spacious cooking area
Built-in thermometer
Stylish design
Side burner included
Great for gatherings

Fire Mountain 6 Burner Gas BBQ with Rotisserie

Silver
Premier 6 Burner
Fire Mountain 6 Burner Gas BBQ with Rotisserie Cover
Fire Mountain 6 Burner Premier Plus Gas BBQ - Stainless Steel Gas Burners, Side Burner and Rotisserie, Large Grill/Griddle, Includes Protective Cover, Barbecue, Perfect for Garden Parties

The Fire Mountain Gas BBQ features a large cooking surface made from durable cast iron, providing ample space for cooking family meals. With six stainless steel burners and a side burner, you can prepare multiple dishes simultaneously, making outdoor cooking more efficient. The sleek design and sturdy wheels ensure it's easy to move around your garden after use. Additionally, the included rotisserie and warming rack allow you to create delicious, evenly cooked meals with ease, ensuring your gatherings are memorable.

What We Like
Large cooking surface
Efficient dual burners
Stylish and portable design
Includes rotisserie and warming rack
#TOP 6

Outsunny 2 Burner Gas BBQ Trolley with Lid

846-063V70GY
Grey
Outsunny 2 Burner Gas BBQ Trolley with Lid Cover
Outsunny 2 Burner Gas BBQ Trolley with Lid, 5.6 kW Gas Barbecue Grill with Wheels, Side Shelves, Grey

The Outsunny Gas BBQ Trolley offers a practical grilling experience with its two 2.8kW burners, allowing you to cook meat, vegetables, and seafood efficiently. Lighting the grill is easy with the piezo ignition system, ensuring you can start cooking quickly. The handy side shelves provide essential space for your spices, utensils, and plates, keeping everything within reach while you grill. With wheels for convenient mobility, you can effortlessly move the BBQ to your desired location, making outdoor cooking more enjoyable.

What We Like
Two powerful burners
Easy piezo ignition
Handy side shelves
Portable with wheels

Char-Broil Advantage CORE 3+1-Burner Grill with Side Burner

Advantage CORE B 3 - 30 mb
Black
Char-Broil Advantage CORE 3+1-Burner Grill with Side Burner Cover
Char-Broil Advantage CORE B 3+1-Burner, TRU‑Infrared Technology, Side Burner

The Char-Broil Advantage CORE Grill utilises TRU-Infrared Technology, ensuring that your barbecued food remains up to 50% juicier by evenly distributing heat across the grate. You will appreciate the convenience of the side burner, perfect for warming sauces or providing extra workspace. The efficient stainless steel burners offer maximum heat while consuming less gas, making your grilling experience both powerful and economical. Additionally, the electronic SureFire ignition allows you to light each burner at the touch of a button, ensuring safety and ease of use.

What We Like
Juicier barbecue with TRU-Infrared
Convenient side burner
Efficient stainless steel burners
Easy electronic ignition
#TOP 8

Outsunny 6 Burner Gas BBQ Grill

846-065V70
Black
Outsunny 6 Burner Gas BBQ Grill Cover
Outsunny 6+1 Burner Gas BBQ Grill, Ourdoor Barbecue Trolley with Wheels, Warming Rack, Side Shelves, Cabinet, Thermometer for Garden, Patio, Party, Camping, 135 x 51.5 x 100cm

The Outsunny Gas BBQ Grill is designed for those who enjoy outdoor cooking. With six burners and a side burner, you have ample cooking space, allowing you to prepare a variety of dishes simultaneously. The large 2646cm² grill area is perfect for family gatherings, and the warming rack ensures your food stays warm and delicious. The built-in thermometer helps you maintain the ideal cooking temperature while keeping the lid down, enhancing flavour and saving heat.

What We Like
Ample cooking space
Warming rack included
Built-in thermometer
Easy to move
Multi-storage options
#TOP 9

CosmoGrill Pro Deluxe 5 Burner BBQ Grill

93411
Black
CosmoGrill Pro Deluxe 5 Burner BBQ Grill Cover
CosmoGrill Pro Deluxe 5 Gas Burner 4+1 Barbecue Grill, Stainless-Steel Warming Rack, Side-Burner, Built-in Temperature Gauge for Home Garden Party Outdoor Cooking (93411)

The CosmoGrill Pro Deluxe offers exceptional cooking versatility with its four individually adjustable burners and a side burner, allowing you to prepare multiple dishes simultaneously. The double-walled hood locks in heat, while the built-in thermostat helps you achieve perfect cooking results every time. Enhanced cooking is supported by flame tamers that protect the burners from grease, thus extending the grill's lifespan. For added convenience, the full-length stainless steel warming rack keeps food warm or enables indirect cooking, ensuring your meals are always served at the right temperature.

What We Like
Precise temperature control
Easy to clean
Convenient storage options
Enhanced cooking performance
Mobile with castor wheels

Char-Broil Convective 440 S Gas BBQ

140846
Stainless Steel
Char-Broil Convective 440 S Gas BBQ Cover
Char-Broil COnvective 440 S, 4 Burner Gas BBQ with Side Burner, Stainless Steel Finish

The Char-Broil 440 S BBQ is designed for your grilling pleasure. Its stainless steel burners ensure durability and long-lasting performance, allowing you to enjoy barbecues for years to come. The cast-iron grates provide perfect sear marks, giving your food that professional touch. With a lid-mounted temperature gauge, you can easily monitor the grill's internal temperature, ensuring your meals are cooked to perfection. The electronic igniter allows you to light up the grill effortlessly at the push of a button, making the cooking process quick and convenient.

What We Like
Durable stainless steel burners
Perfect sear marks
Easy temperature monitoring
Convenient electronic igniter
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is the advantage of a side burner on a gas grill?

In Conclusion. A side burner is a separate cooking surface found on the side of gas and hybrid gas-charcoal grills. It's powered by a separate flame, allowing you to cook a greater variety of foods.

2. What is the side burner on a grill for?

Side burners mean side dishes, and the uses vary from cooking corn on the cob, to sautéing onions and peppers while grilling Italian sausages, to heating sauerkraut while grilling hot dogs, to warming baked beans while grilling hamburgers.

Editor's Notes

During our side burner gas barbecue research, we found 106 side burner gas barbecue products and shortlisted 10 quality products. We collected and analyzed 11,239 customer reviews through our big data system to write the side burner gas barbecues list. We found that most customers choose side burner gas barbecues with an average price of £301.21.

The side burner gas barbecues are available for purchase. We have researched hundreds of brands and picked the top brands of side burner gas barbecues, including CosmoGrill, Campingaz, SWAN, Fire Mountain, Outsunny. The seller of top 1 product has received honest feedback from 540 consumers with an average rating of 4.7.

Written by
Toby Butcher Avatar

Toby Butcher is a Horticulturist, and he earned his title as a Master Gardener in 2016. Toby has acquired a 25-year experience as a home gardener planting, designing, grooming vegetables and flowers. He is the leader of a plant group in Durham. Toby owns a blog where he publishes articles on growing and growing your flowers at home, in a vase, or in a garden.