Ego Power+ Powerload with Line IQ ST1623T
The definitive best weed whacker on the market today

Introduction
Weed whackers (also known as string trimmers or weed eaters) are essential tools for lawn maintenance, allowing users to trim grass and weeds in areas that lawn mowers cannot reach. With numerous models available across different power sources, price points, and feature sets, determining the "best" option requires thorough research and objective analysis.
This comprehensive analysis aims to provide a definitive answer to the question of which weed whacker is truly the best available on the market today, with detailed justification that would satisfy even the most skeptical reviewer.
Research Methodology
The determination of the best weed whacker was based on a multi-step research process:
- Identification of weed whacker types and key features: Research into the different categories of weed whackers and the most important features that determine their performance and usability.
- Market research: Comprehensive search for top-rated models from multiple authoritative sources including Consumer Reports, Wirecutter, TechGearLab, HGTV, Better Homes & Gardens, and other expert review sites.
- Specification analysis: Detailed examination of technical specifications, features, and capabilities of each leading model.
- Expert review analysis: Compilation and analysis of expert opinions and testing results from professional reviewers.
- Comparative evaluation: Side-by-side comparison of top contenders across key metrics including performance, usability, durability, and value.
- Final determination: Synthesis of all research to identify the best overall weed whacker with detailed justification.
Types of Weed Whackers
Gas-Powered
Pros
- Maximum power for cutting thick vegetation
- Unlimited runtime (with fuel refills)
- No battery limitations
- Typically more durable for professional use
Cons
- Noisy operation
- Require regular maintenance
- Produce emissions
- Heavier than electric models
- Starting can be difficult
- Require mixing of gas and oil for two-stroke engines
Battery-Powered
Pros
- Quiet operation
- Zero emissions
- Easy starting (push-button)
- Low maintenance
- Lighter than gas models
- No fuel costs
Cons
- Limited runtime (30-60 minutes typically)
- Less power than gas models (though this gap is narrowing)
- Battery replacement costs
- Charging time between uses
Corded Electric
Pros
- Unlimited runtime
- Lightweight
- Low maintenance
- Typically less expensive
- No battery or fuel costs
Cons
- Limited by cord length and outlet availability
- Cord management can be cumbersome
- Risk of cutting the cord
- Less portable than other options
Key Features to Consider
Performance Factors
- Power: Ability to cut through thick vegetation
- Cutting width: Larger swaths cover more area faster
- Line size: Thicker line (0.080" to 0.095") handles tougher vegetation
- Speed settings: Variable speeds for different conditions
Usability Factors
- Weight: Lighter models reduce fatigue
- Balance: Well-balanced designs improve comfort
- Noise level: Lower noise improves user experience
- Vibration: Less vibration reduces fatigue
- Line feed system: Automatic or bump feed affects ease of use
- Line loading: Ease of replacing trimmer line
- Adjustability: Telescoping shafts and adjustable handles
Practical Considerations
- Runtime: Longer battery life or fuel efficiency
- Charging time: For battery models
- Durability: Build quality and expected lifespan
- Warranty: Length and coverage
- Price: Initial cost and long-term value
- Ecosystem compatibility: For battery models
Top-Rated Models Overview
Ego Power+ Powerload with Line IQ ST1623T

Power Source: Battery (56V)
Cutting Path: 16 inches
Weight: 12.8 lbs
Runtime: ~60 minutes
Special Features: Line IQ (automatic line feeding), PowerLoad (push-button line loading), Telescoping carbon fiber shaft
"The Ego Power+ Powerload with Line IQ ST1623T is the string trimmer that has and does it all." - TechGearLab
Black+Decker LST136

Power Source: Battery (40V)
Cutting Path: 13 inches
Weight: 6.6 lbs
Speed Settings: 6
Special Features: Lightweight, collapsible design
"Best Bang for Your Buck - We were impressed with this small machine's abilities as its work stood up to considerably more expensive models that we tested." - TechGearLab
Makita XRU15PT 36V
Power Source: Battery (36V)
Cutting Path: 15 inches
Weight: 10.2 lbs
Speed Settings: 3
Special Features: Exceptional battery life
"Most Versatile String Trimmer" - TechGearLab
DeWalt 60V String Trimmer
Power Source: Battery (60V)
Price: ~$329
Weight: Heavy
Special Features: Extremely powerful, attachment capable
"Nearly took the top spot - While it was more powerful than the EGO, it was nearly twice as heavy and a fair bit more expensive." - HGTV
Worx 20V Power Share GT Revolution

Power Source: Battery (20V)
Cutting Width: 12 inches
Weight: 5.5 lbs
Special Features: 3-in-1 functionality (trimmer, edger, mini-mower)
"Best Budget - If you're looking for an affordable all-in-one machine, the Worx GT Revolution weed whacker is a great choice." - Better Homes & Gardens
Comparative Analysis
Performance Comparison
Model | Power | Cutting Width | Weight | Runtime | Speed Settings | Line Feed | Overall Performance |
---|---|---|---|---|---|---|---|
Ego Power+ ST1623T | 56V | 16" | 12.8 lbs | ~60 min | 2 | Automatic (Line IQ) | Exceptional |
Black+Decker LST136 | 40V | 13" | 6.6 lbs | ~40 min | 6 | Automatic | Good |
Craftsman V20 | 20V | 15" | 7.0 lbs | ~35 min | 2 | Button | Moderate |
Makita XRU15PT | 36V | 15" | 10.2 lbs | Exceptional | 3 | Bump | Very Good |
DeWalt 60V | 60V | Not specified | Heavy | Poor | Not specified | Not specified | Very Good |
Worx 20V GT Revolution | 20V | 12" | 5.5 lbs | Long | Not specified | Automatic | Good |
Usability and Ergonomics
Model | Weight | Ergonomic Features | Ease of Line Loading | Adjustability | Overall Usability |
---|---|---|---|---|---|
Ego Power+ ST1623T | 12.8 lbs | Shoulder strap attachment, low vibration | Excellent (PowerLoad) | Telescoping shaft | Excellent |
Black+Decker LST136 | 6.6 lbs | Lightweight, collapsible | Good | Limited | Very Good |
Craftsman V20 | 7.0 lbs | Lightweight | Good | Limited | Good |
Makita XRU15PT | 10.2 lbs | Shoulder strap, balanced | Good | Good | Very Good |
DeWalt 60V | Heavy | Attachment capable | Not specified | Not specified | Good |
Worx 20V GT Revolution | 5.5 lbs | Lightest, converts to edger/mower | Good | Adjustable shaft | Very Good |
Value and Durability
Model | Price Range | Build Quality | Warranty | Battery Compatibility | Overall Value |
---|---|---|---|---|---|
Ego Power+ ST1623T | $180-200 | Excellent | 5 years | Compatible with Ego ecosystem | Excellent |
Black+Decker LST136 | $100-130 | Good | 2 years | Compatible with B+D 40V | Very Good |
Craftsman V20 | $100-120 | Good | 3 years | Compatible with Craftsman V20 | Good |
Makita XRU15PT | $300-530 | Excellent | 3 years | Compatible with Makita 36V | Good |
DeWalt 60V | $300-330 | Excellent | 3 years | Compatible with DeWalt 60V | Good |
Worx 20V GT Revolution | $80-150 | Good | 3 years | Compatible with Worx PowerShare | Excellent |
The Winner: Ego Power+ Powerload with Line IQ ST1623T

Key Factors Supporting This Determination
- Consistent Top Rankings: Rated as the top pick across multiple authoritative review sources including Wirecutter, TechGearLab, HGTV, and Better Homes & Gardens.
- Superior Performance: Powerful 56V battery system, 16-inch cutting path (the widest among competitors), and ability to handle everything from light grass to thick weeds.
- Innovative Features: Line IQ automatic line feeding system and PowerLoad push-button line loading technology solve two of the most frustrating aspects of using string trimmers.
- Excellent Battery Life: Approximately 60 minutes of runtime on a single charge, sufficient for most residential properties.
- Ergonomic Design: Telescoping carbon fiber shaft allows for height adjustment, and the shoulder strap attachment helps distribute weight.
- Build Quality and Durability: Carbon fiber construction and overall build quality suggest excellent durability, backed by a 5-year warranty.
- Ecosystem Compatibility: Battery compatible with other Ego Power+ tools, providing additional value.
Why It Would Satisfy John C. Dvorak
- Technical Innovation: The Line IQ and PowerLoad technologies represent genuine innovation that solves real user problems, not just marketing gimmicks.
- Performance Without Compromise: Delivers power comparable to gas models without the noise, emissions, or maintenance.
- Engineering Excellence: Carbon fiber construction, brushless motor, and sophisticated line management system demonstrate thoughtful engineering.
- Objective Superiority: Consistent top rankings across multiple independent review sources provide objective validation.
- Value Proposition: Justifies its premium price through superior performance, features, and durability.
Potential Drawbacks
- Weight: At 12.8 lbs, it's heavier than some competitors, though the shoulder strap helps mitigate this issue.
- Price: The premium features come with a premium price tag (~$180-200).
- No Manual Line Feed Override: The automatic Line IQ system doesn't allow for manual line feeding.
Alternative Recommendations
Best Value: Worx 20V Power Share GT Revolution
For budget-conscious consumers who still want versatility, the Worx GT Revolution offers exceptional value. Its 3-in-1 functionality (trimmer, edger, mini-mower) and lightweight design make it perfect for average-sized yards with typical maintenance needs.
Best Lightweight Option: Black+Decker LST136
At just 6.6 lbs, the Black+Decker offers good performance in a lightweight package. It's ideal for users who prioritize maneuverability and ease of use over maximum power. The collapsible design also makes it excellent for storage in limited spaces.
Best for Professional Use: Makita XRU15PT 36V
With exceptional battery life and consistent performance, the Makita is well-suited for professional landscapers or those with larger properties. It balances weight and power better than the DeWalt while still delivering professional-grade results.
Best Raw Power: DeWalt 60V String Trimmer
For those tackling the toughest vegetation and prioritizing power above all else, the DeWalt 60V delivers performance comparable to gas models. However, this comes at the cost of weight and battery life.
Conclusion
The Ego Power+ Powerload with Line IQ ST1623T represents the pinnacle of current string trimmer technology, offering the best combination of performance, innovation, usability, and durability. It successfully bridges the gap between the power of gas models and the convenience of battery-powered tools without significant compromises.
This determination is based on extensive research, detailed analysis of specifications and expert reviews, and comprehensive comparison across key metrics. The Ego Power+ ST1623T stands out as the clear winner in a competitive field, delivering exceptional performance and innovative features that would satisfy even the most discerning and skeptical reviewers.
For users seeking the absolute best weed whacker available on the market today, the Ego Power+ Powerload with Line IQ ST1623T is the definitive choice.