EGO ST1502SA vs Greenworks 40V 16 in Brushless Trimmer

Last updated: October 31, 2026

The EGO ST1502SA is the better string trimmer overall, rated 4.4 to 4.1. The EGO ST1502SA leads on warranty and weight. The Greenworks 40V 16 in Brushless Trimmer wins on value and swath. The Greenworks 40V 16 in Brushless Trimmer costs $29.33 less ($169.67 vs $199).

EGO ST1502SA vs Greenworks 40V 16 in Brushless Trimmer

Prices were last checked October 31, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.

Which should you buy?

Scores side by side

Each factor is scored 0-100 against the same fixed reference points for every battery string trimmer; a clear win is highlighted. How we rank explains each one.

Factor weightEGO ST1502SAGreenworks 40V 16 in Brushless Trimmer
Overall rating4.4/54.1/5
Value 30%54 $13.27 per inch of swath ($199 with batteries and charger, 15 in swath)74 $10.60 per inch of swath ($169.67 with batteries and charger, 16 in swath)
Line 20%100 .095 in line100 .095 in line
Swath 15%80 15 in swath100 16 in swath
Weight 15%93 7.4 lb (without battery)55 9.7 lb (without battery)
Warranty 20%100 5-year warranty50 3-year warranty

Specifications

EGO ST1502SAGreenworks 40V 16 in Brushless Trimmer
Cutting
Cutting swath15 in16 in
Largest line.095 in.095 in
Line feedBump feedBump feed
ShaftStraightStraight
Converts to edgerNoNo
Takes attachmentsNoYes
Power
Engine or battery56 V, 2.5 Ah of battery40 V, 4 Ah of battery
Battery energy140 Wh160 Wh
Battery includedYesYes
Runtime45 min50 min
Brushless motorYesYes
Variable speedYesYes
Build
Weight7.4 lb (without battery)9.7 lb (without battery)
Warranty5 years3 years
Battery warranty3 years3 years

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