YOUR JOB, A COMPLETE KIT
Count the whole setup before you compare prices.
What does a circular saw do?
A circular saw cuts with a round rotating blade. It is useful for straight cuts in timber and sheet materials when the saw, blade and support suit the task.
Think shelves or timber lengths for a project. For curved shapes, look at a jigsaw instead.
A circular saw is not the easiest way to make every kind of cut.
Choose for the material and cut
Start with the material and thickness you want to cut. Compare the saw's stated cutting depth at the angle you need, rather than choosing by blade diameter alone.
For a large sheet, plan how you will support both the work and offcut. If the cut feels beyond your experience, paying a supplier to cut it may be the better purchase.
Corded or cordless?
A cordless saw can be convenient where a lead would get in the way; a corded model avoids battery charging. Compare the complete setup and handling, including the battery.
If you already own a battery platform, check that the particular pack is approved for the saw. Do not let an existing charger decide the purchase if the tool does not suit your cuts.
What else will you need?
Allow for a blade suited to the material, stable supports, clamps, eye and hearing protection, and dust control. Match blade diameter, bore and permitted speed to the saw's instructions.
A guide can help with straight work, but compatibility matters. Keep spare blades and optional upgrades separate from the equipment needed to make the first cut safely.
Before you get started
A binding blade can cause kickback. Use suitable work support, keep guards working and follow the saw's instructions for cutting safely.
Wear eye and hearing protection and control dust at its source. Keep hands out of the blade path and disconnect power before adjustments.
Suspected asbestos, lead coatings or silica-containing materials need specialist controls; ordinary timber-cutting advice is not enough.
A sensible first shortlist
Compare a few saws that cover your actual cuts and fit the space where you work. Ask to handle an unpowered display model and check whether the depth and angle controls make sense to you.
Add all essentials to the kit total. Buying a larger saw for a possible future job is less useful than having the right support and blade today.
Sources and scope
Want to check a detail? These are the references used for this guide.
- Bunnings: the DIY guide to the circular saw — Depth and bevel control distinctions only. No operating procedure, model capacity or retailer recommendation is adopted. Checked 2026-10-26.
- SafeWork SA: hand and power tools — General safe tool selection, handling and precautions; check the exact tool manual. Checked 2026-10-26.
- WorkSafe Victoria: controlling wood dust — Dust control hierarchy and task-appropriate respiratory protection; workplace guidance, not a universal mask prescription. Checked 2026-10-26.
- Healthy WA: dust from DIY renovations — Hazards from disturbing asbestos, silica-containing materials and lead paint during renovation. Checked 2026-10-26.
- SafeWork SA: circular saw safety — Saw guarding, correct blade selection, support and kickback precautions. Checked 2026-10-26.
Read about our disclosure and methodology.
Continue your comparison
- Choose a cordless drill around your actual jobs
- Drill driver or impact driver: start with the task
- Compare the complete tool kit cost
- Choosing a random orbit sander for your project
- Choosing a woodworking router without buying the wrong accessories
- Compare cordless battery platforms before committing
- Plan workshop equipment purchases before filling the floor