Worx WG163 GT 3.0 20V 12 in
#13 in BatteryFull review
A cheap, light trimmer and edger for small lawns and townhouse yards. Skip it if you have long fence lines or tough weeds.
Amazon $106.78$106.78
The Worx WG163 GT 3.0 20V 12 in is the better string trimmer overall, rated 3.4 to 3.2. The Worx WG163 GT 3.0 20V 12 in leads on warranty and weight. The Worx WG163 GT 3.0 20V 12 in costs $2.22 less ($106.78 vs $109).
Black+Decker LSTE523 20V Trimmer/Edger
#14 in BatteryFull review
A budget trimmer and edger for small yards and touch ups. Look elsewhere for overgrowth or large lawns.
Amazon $109$109
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?
- Choose the Worx WG163 GT 3.0 20V 12 in for warranty (3-year warranty vs 2-year warranty) and weight (5.5 lb (without battery) vs 7.6 lb).
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 weight | Worx WG163 GT 3.0 20V 12 in | Black+Decker LSTE523 20V Trimmer/Edger |
|---|---|---|
| Overall rating | 3.4/5 | 3.2/5 |
| Value 30% | 90 $8.90 per inch of swath ($106.78 with batteries and charger, 12 in swath) | 88 $9.08 per inch of swath ($109 with batteries and charger, 12 in swath) |
| Line 20% | 0 .065 in line | 0 .065 in line |
| Swath 15% | 20 12 in swath | 20 12 in swath |
| Weight 15% | 100 5.5 lb (without battery) | 90 7.6 lb |
| Warranty 20% | 50 3-year warranty | 25 2-year warranty |
Specifications
| Worx WG163 GT 3.0 20V 12 in | Black+Decker LSTE523 20V Trimmer/Edger | |
|---|---|---|
| Cutting | ||
| Cutting swath | 12 in | 12 in |
| Largest line | .065 in | .065 in |
| Line feed | Push-button feed | Push-button feed |
| Shaft | Straight | Straight |
| Converts to edger | Yes | Yes |
| Takes attachments | No | No |
| Power | ||
| Engine or battery | 20 V, 4 Ah of battery | 20 V, 2.5 Ah of battery |
| Battery energy | 80 Wh | 45 Wh |
| Battery included | Yes | Yes |
| Build | ||
| Weight | 5.5 lb (without battery) | 7.6 lb |
| Warranty | 3 years | 2 years |