Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
DeWalt DCS579 Circular Saw
£274.95Bare in TSTAK · at Tooled Up · + £5.95 delivery · Available to order
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‹ Circular Saws
18V/54V FlexVolt · Brushless DeWalt DCS579N-XJ 54V XR FLEXVOLT Brushless 190mm Circular Saw (Body Only)
Circular Saws · DeWalt 18V/54V FlexVolt

DeWalt DCS579N-XJ 54V XR FLEXVOLT Brushless 190mm Circular Saw (Body Only)

54V XR FlexVolt brushless 190mm rail-compatible circular saw. 61mm cut depth at 90°, 43mm at 45°. 57° bevel. 5800rpm. 47% more power than DCS576. Guide rail compatible. Bare unit.

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£274.95at Tooled Up · + £5.95 delivery · Available to order
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Tooled Up Lowest£274.95 + £5.95 delivery · Available to order£280.90View ›
My Tool Shed£274.95 + £5.95 delivery · Available to order£280.90View ›
Machine Mart£299.00 + £4.99 delivery£303.99View ›
Prices from UK retailer feeds, updated daily.We may earn a commission
190mm
Blade
61mm
Cut depth (90°)
5,800rpm
Max speed
3.7kg
Weight (bare)

Where it sits among 190mm circular saws

Scaled against the 29 circular saws with a 190mm blade we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Cut depth at 90°61mm
61mm lowestThis onehighest 70mmBosch GKS 18V-68 C
Cut depth at 45°47mm
Max bevel angle57°
45° lowestEinhell TC-CS 1410highest 57°This one
Weight (bare)3.7kg
2.92kg lightestEinhell TP-CS 18/190 Li BLheaviest 5kgDeWalt DCS577

Full specs

Taken from the manufacturer's documentation. Our full check on this tool is still in progress. Report a spec error ›

Cutting

Saw typeWood
Blade diameter190 mm
Blade bore30 mm
Max depth (90°)61 mm
Max depth (45°)47 mm
Bevel range0–57°
Rip fence included✓ Yes
Kickback technologyNo

Dust & Rail

Compatible railsDeWalt rail DWS5022 (1.5m) / DWS5023 (2.6m), native, proprietary (DeWalt-only)
Extractor auto-startNo

Power & Motor

Voltage54V
Power2,456 W
MotorBrushless
No-load speed5,800 rpm

Physical & Build

Weight (bare)3.7 kg
Weight (with battery)4.78 kg
LED work light✓ Yes
Noise level90 dB(A) LpA / 101 dB(A) LwA
Vibration2.2 m/s²
The verdictOur take

The rail-compatible FlexVolt 190mm saw, combining DeWalt's most powerful cordless platform with guided cutting. It matches the 578 on motor and refinement at 5800rpm, 90 dB(A) and 2.2 m/s², but trades a little depth for the rail design at 61mm at 90°. As with the smaller rail saw, DeWalt does not quote an on-rail depth, and the rail base costs roughly 4 to 5mm in practice. A rip fence is included. The pick for someone who wants FlexVolt power and the option of straight guided cuts in one tool, rather than buying a separate track saw.

Powered by DeWalt 18V/54V FlexVolt · 4

All 4 batteries that fit this tool, smallest first. Kits and chargers ›

DCB546 6.0Ah · 108Wh 1.08kg 4.78kg from £99.95at Tooled Up + £5.95 delivery View at Tooled Up ›
DCB547 9.0Ah · 162Wh 1.46kg 5.16kg from £119.95at Tooled Up + £6.95 delivery View at Tooled Up ›
DCB548 12.0Ah · 216Wh 1.46kg 5.16kg from £229.95at Tooled Up + £5.95 delivery View at Tooled Up ›
DCB549 15.0Ah · 270Wh 2.12kg 5.82kg from £259.95at Tooled Up + £5.95 delivery View at Tooled Up ›

Tool weight worked out by adding each pack's weight to the bare tool, using the makers' figures. The maker's own with-battery figure can differ slightly. We may earn a commission on retailer links.

Warranty · 3yr

Up to 3 years1 year as standard, 3 once you register it with DeWalt
Register with DeWalt ›
Register within 28 days of buying Own one? Add it to My Tools and we'll remind you before the 28 days run out

Register within 4 weeks. Batteries/chargers excluded (PowerStack eligible). Nailers and other fastening tools are excluded and keep 1 year. Kit tools registered individually.

Warranty terms are set by the maker and can change. Always confirm current cover on their site before you buy.

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