EGO ST1511T
#2 in BatteryFull review
A strong 15 in. trimmer for suburban yards, with the easiest line reloading around and a long warranty. Buy it if you already own EGO batteries or want to start on that platform.
Amazon $219$219
The EGO ST1511T is the better string trimmer overall, rated 4.3 to 3.7. The EGO ST1511T leads on warranty and weight. The EGO ST1511T costs $10.99 less ($219 vs $229.99).
Worx Nitro WG185 40V 15 in
#9 in BatteryFull review
A strong 15 in. trimmer with heavy line and two big batteries, for half acre yards with weedy edges. Good value if you already use Worx batteries.
Amazon $229.99$229.99
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 EGO ST1511T for warranty (5-year warranty vs 3-year warranty) and weight (7.6 lb (without battery) vs 9.2 lb (with battery)).
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 | EGO ST1511T | Worx Nitro WG185 40V 15 in |
|---|---|---|
| Overall rating | 4.3/5 | 3.7/5 |
| Value 30% | 45 $14.60 per inch of swath ($219 with batteries and charger, 15 in swath) | 41 $15.33 per inch of swath ($229.99 with batteries and charger, 15 in swath) |
| Line 20% | 100 .095 in line | 100 .095 in line |
| Swath 15% | 80 15 in swath | 80 15 in swath |
| Weight 15% | 90 7.6 lb (without battery) | 63 9.2 lb (with battery) |
| Warranty 20% | 100 5-year warranty | 50 3-year warranty |
Specifications
| EGO ST1511T | Worx Nitro WG185 40V 15 in | |
|---|---|---|
| Cutting | ||
| Cutting swath | 15 in | 15 in |
| Largest line | .095 in | .095 in |
| Line feed | Bump feed | Bump feed |
| Shaft | Straight | Straight |
| Converts to edger | No | No |
| Takes attachments | No | No |
| Power | ||
| Engine or battery | 56 V, 2.5 Ah of battery | 40 V, 8 Ah of battery |
| Battery energy | 140 Wh | 160 Wh |
| Battery included | Yes | Yes |
| Runtime | 45 min | - |
| Brushless motor | Yes | Yes |
| Variable speed | Yes | Yes |
| Build | ||
| Weight | 7.6 lb (without battery) | 9.2 lb (with battery) |
| Warranty | 5 years | 3 years |
| Battery warranty | 3 years | - |