Finding a versatile 3-in-1 gas grill can simplify outdoor cooking by combining grill, griddle, and pizza oven or charcoal options into one unit. The following selections offer multi-function layouts, solid heat control, and durable construction for patios, backyards, or camping trips. Each option blends high BTU power with practical features like side burners, warming racks, and precise temperature monitoring to support a range of recipes from seared steaks to homemade pizzas.
Summary of selected products
| Product | Brand | Main 3-in-1 Feature | BTU Range | Notes |
|---|---|---|---|---|
| MELLCOM 3 In 1 | MELLCOM | Grill / Pizza Oven / Griddle | 74,000 BTU (main + side) | |
| CiGGarden 4 Burner | CiGGarden | Grill / Griddle / Charcoal Tray | 52,000 BTU total | |
| MFSTUDIO 3 In 1 | MFSTUDIO | Gas Grill / Charcoal Grill / Side Burner | Unknown (multiple burners) | |
| BESTFIRE 68,000 BTU | BESTFIRE | Grill with oil-drain plates / Side Burner | 68,000 BTU total | |
| Unovivy 5-Burner | Unovivy | Grill / Griddle / Side Burner | 56,000 BTU |
MELLCOM 3 In 1 Pizza Griddle Grill Combo

The MELLCOM 3-in-1 gas grill combo blends a main grill with a dedicated 9,000 BTU side burner and a convertible left-side zone that becomes a pizza oven or flat griddle. Its total 74,000 BTU output, with five 10,000 BTU burners plus the side burner, supports quick pre-heating and steady high-heat performance for searing and baking. The setup is designed for outdoor patios and backyards with a large primary cooking area and integrated accessories for versatile cooking formats.
CiGGarden 4 Burner Gas Grill Combo with Side Burner

The CiGGarden 4-burner setup combines a cast-iron cooking grid, a flat griddle, and a charcoal tray, offering three modes in one unit. It provides 448 square inches of main cooking space and an additional warming area, supported by four main burners and a side burner. The enamel-coated components help distribute heat evenly, while the design emphasizes safe operation with a heat-resistant ignition area and durable stainless steel construction for outdoor use.
MFSTUDIO 3 In 1 Gas and Charcoal Grill Combo

The MFSTUDIO model combines propane gas and charcoal grilling with a side burner for multi-task cooking. It features a heavy-duty construction with a stainless steel body and enameled cast iron grates. The 690 square inches of cooking area provide space for multi-protein meals, while the 4 independent burners enable flexible heat zones and separate cooking tasks without crowding.
BESTFIRE 68,000 BTU 5+1 Burner Grill

BESTFIRE offers a 68,000 BTU setup combining five main burners and a side burner. It emphasizes grease management with upgraded oil-drain plates and a removable grease tray, helping prevent flare-ups. Cast iron grates provide durable heat retention for searing and even cooking, while the layout supports cooking large batches with a substantial primary area and warming space. A free food clip adds a practical touch for secure grilling of small items.
Bestfire 3-Burner Tabletop Gas Grill

The Bestfire tabletop model focuses on portability with three independent burners and a compact profile. It offers a thickened stainless steel grate for durability and warmth retention, alongside a convection-capable lid for oven-like results. The included thermometer and push-button ignition contribute to precise control, while detachable legs aid in storage and transport for camping, RV trips, or small patios.
Nexgrill 4-Burner Propane Grill with Charcoal Tray

Nexgrill combines four gas burners with a two-in-one charcoal insert, offering the option to switch to charcoal for smoky flavor without needing a separate grill. It provides 461 square inches of main cooking space and a 160 square inch warming rack, making it suitable for gatherings. The frame uses a rust-resistant alloy steel, prioritizing durability in outdoor environments and straightforward maintenance.
Unovivy 5-Burner Propane Gas Grill And Griddle Combo

The Unovivy model offers a 56,000 BTU total with 5 burners, a built-in side burner, and a griddle integration. It emphasizes a large total cooking area of 629 square inches, including both cast iron grates and a substantial griddle area. The setup is designed to support diverse meals, from searing burgers to sautéing vegetables, with organized storage options and a robust propane-powered system for outdoor use.
Buying Guide: Key Purchase Considerations
- Cooking versatility: Look for models offering multiple cooking surfaces (grill, griddle, and/or charcoal option) and a reliable side burner for sauces or sides, as this expands recipe possibilities without needing additional appliances.
- Heat output and distribution: Higher BTU values can speed pre-heating and support intense searing, but even heat distribution and sufficient primary cooking area matter more for consistent results. Consider models with heat management features like oil-drain plates or built-in thermometers.
- Durability and materials: Stainless steel builds resist corrosion and weathering, while enameled cast iron grates provide heat retention and easy cleanup. Double-layer lids or reinforced components improve heat retention over time.
- Maintenance accessibility: Removable grease trays, accessible drip systems, and easy-clean grates help reduce flare-ups and simplify upkeep after meals.
- Portability vs. capacity: Tabletop or compact units excel for RVs or patios with limited space; full-size units suit backyards hosting larger gatherings. Detachable legs or folding features improve storage.
- Fuel and convenience: 3-in-1 grills vary in energy sources and ignition reliability. Stainless steel knobs, precise temperature gauges, and reliable ignition systems contribute to safer, more predictable cooking sessions.
- Safety considerations: Ensure proper ventilation, stable mounting, and flame control features. A warming rack can keep food ready without overcooking, reducing the need to keep multiple grills hot at once.
- Warranty and service: Check for parts availability, accessory compatibility, and the manufacturer’s coverage period, especially for multi-component units prone to wear on grills, griddles, and charcoal trays.
These points help compare options across the list. The best choice depends on your typical cooking styles, family size, storage space, and whether you value features like a built-in thermometer, oil-drain system, or charcoal tray integration. For backyard cooks who want pizza capability, models with a dedicated oven or robust griddle are especially advantageous. For frequent entertainers, consider larger primary grilling areas, warming racks, and multiple burners to handle several dishes at once.