SM
ScoreMet SCORE BY METRICS
Head-to-Head Metrics 5-Tier VerificationObjective Spec & Benchmark Comparison

Makita 5377MG vs DEWALT DCS391B: Which Circular Saw Reigns Supreme for Power and Portability?

A head-to-head comparison of performance, value, and user satisfaction in the circular saw arena.

DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B)
Winner:DEWALT DCS391B
Outperforms by 3 points (82 vs 79)
Superior overall benchmark rating and trade reliability.
View DCS391B Details→
ScoreMet Benchmark Takeaway:DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B) earns the victory with an overall ScoreMet Score of 82 vs 79 (+3 pts). It dominates across Performance and User Satisfaction, justifying its position as the superior choice.
Editorial & Affiliate Transparency: ScoreMet may earn an affiliate commission when you purchase through retailer links on our site. As an Amazon Associate, ScoreMet earns from qualifying purchases. This commercial relationship never influences our scoring metrics, rankings, or editorial integrity. Read our affiliate disclosure.
ScoreMet AI Synthesized Analysis Active Model: circular-saws-v1 · Audited September 2026

Quantitative Head-to-Head Technical Breakdown

Empirical Spec-Weighted Synthesis
Executive Verdict & Takeaway Benchmark Advantage: DEWALTDCS391B (+3 SM)

The DEWALT DCS391B edges out the Makita 5377MG with a higher overall score and better performance metrics. However, the Makita offers a compelling value proposition with its robust build and high torque cutting capabilities.

Throughput & Power
Makita5377MG
75vs77
DEWALTDCS391B

The DEWALT DCS391B boasts a higher RPM under load at 5150 compared to Makita's 4500, indicating superior speed and efficiency. However, Makita's hypoid gear design provides enhanced torque, making it suitable for demanding cutting tasks.

Price & Platform Value
Makita5377MG
89vs89
DEWALTDCS391B

Both saws offer a similar value score of 89, but the Makita 5377MG is slightly more affordable at an MSRP of $156.05 compared to DEWALT's $159. The DEWALT includes a keyless blade change feature, adding convenience to its value proposition.

Ergonomics & Chassis
Makita5377MG
96vs96
DEWALTDCS391B

The Makita 5377MG, with its magnesium construction, weighs 13.2 lbs, offering durability but at the cost of increased weight. In contrast, the DEWALT DCS391B is significantly lighter at 6.96 lbs, enhancing portability and ease of use.

Real-World Owner Consensus
Field reliability signals from verified owners
Makita5377MG92% Positive
516 owner reviews· 98% confirmed buyers
Top Praise:High - Torque Cutting Performance
DEWALTDCS391B78% Positive
1,587 owner reviews· 98% confirmed buyers
Top Praise:High Power - to - Weight Ratio

Field Consensus:Makita enjoys a higher satisfaction rate of 92% with praises for its torque and build quality, though some users report handling challenges. DEWALT, while having a lower satisfaction rate of 78%, is praised for its power-to-weight ratio but faces criticism for battery dependency.

Key Empirical Spec Advantages
Makita5377MG Advantages:
Max Cut Depth at 90:+0.3 inMSRP (Bare Tool):$2.95 cheaper
DEWALTDCS391B Advantages:
RPM Under Load:-650 RPMBare Tool Weight:6.2 lbs heavier
Target User Profile: Makita5377MGThe Makita 5377MG is ideal for professionals seeking a high-torque, durable saw for heavy-duty applications, despite its heavier build.
Target User Profile: DEWALTDCS391BThe DEWALT DCS391B is perfect for users prioritizing portability and ease of use, especially in cordless applications, despite its reliance on battery power.
Direct MatchupSpecs & Subscores
Runner-Up
Makita 5377MG 7-1/4" Magnesium Hypoid Saw
Makita
5377MG
79/100
Overall Winner
DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B)
DEWALT
DCS391B
82/100
Side-by-side benchmark matrix
ScoreMet Metrics (0–100) Empirical Category Weights
Performance Metric
30% category weight
75
77 Win
Durability Metric
20% category weight
96
96
Value Metric
20% category weight
89
89
User Satisfaction Metric
20% category weight
61
73 Win
Reliability Metric
10% category weight
70
70
Verified Calibration Attributes7 attributes compared
RPM Under Loadperformance
4500 RPM
5150 RPM Win
Bevel Accuracyperformance
—
—
Shoe/Base Materialdurability
Magnesium
magnesium Win
Dust Port CollectionuserSatisfaction
—
—
Max Cut Depth at 90performance
2.375 in Win
2.125 in
Bare Tool WeightuserSatisfaction
13.2 lbs
6.96 lbs Win
MSRP (Bare Tool)value
156.05 USD Win
159 USD
Real-World Owner Consensus
Owner Review Signals
Owner Satisfaction Rate
Positive owner consensus
92%Win
78%
Total Reviews Analyzed
Review sample size
516 reviews
1,587 reviewsMore Data
Verified Buyer Rate
Confirmed purchaser ratio
98% Verified
98% Verified
Top Owner Praises
Most cited advantages
✓High - Torque Cutting Performance
✓Robust Build Integrity
✓Ergonomic Control and Visibility
✓High Power - to - Weight Ratio
✓Ergonomic Portability
✓Operational Value
Reported Caveats
Real-world defect signals
!Weight and Handling Trade - offs
!Inconsistent Long - Term Durability
!Limited Accessory Inclusion
!Battery Capacity Dependency
!Variable Longevity
Makita 5377MG 7-1/4" Magnesium Hypoid Saw
Makita

Why Choose Makita5377MG?

Makita 5377MG 7-1/4" Magnesium Hypoid Saw

79/100
  • Superior structural build and durability (96/100 pts)
  • Outstanding value proposition for the price tier (89/100 pts)
Best suited for:Users seeking a balanced circular-saws with proven durability scores.
DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B)
DEWALT

Why Choose DEWALTDCS391B?

DEWALT 20V MAX Circular Saw, Cordless Sidewinder Style Portable, 6-1/2-Inch Blade, 5150 RPM, 0-50 Degree Bevel Capability, Battery Not Included (DCS391B)

82/100
  • Superior structural build and durability (96/100 pts)
  • Outstanding value proposition for the price tier (89/100 pts)
Best suited for:Users seeking a balanced circular-saws with proven durability scores.
ScoreMet Evaluated

Frequently Asked Questions: 5377MG vs DCS391B

Definitive answers to high-intent buyer dilemmas, based on ScoreMet's specification-based evaluation.

1 Which circular saw is better, Makita 5377MG or DEWALT DCS391B?

The DEWALT DCS391B scores higher at 82 compared to Makita 5377MG's 79. It offers a faster 5150 RPM speed and is more portable due to its lighter weight of 6.96 lbs. It's ideal for users prioritizing ease of use and cordless operation.

2 Are the batteries for DEWALT DCS391B compatible with other DEWALT tools?

Yes, the DEWALT DCS391B uses a 20V MAX Lithium - Ion battery, compatible with other DEWALT 20V MAX tools. This compatibility allows users to interchange batteries across multiple tools, enhancing convenience and reducing the need for multiple battery types.

3 Who should buy the Makita 5377MG circular saw?

The Makita 5377MG is recommended for professionals needing a high - torque, durable saw for heavy - duty tasks. Despite its heavier 13.2 lbs build, its 4500 RPM speed and magnesium shoe material make it suitable for demanding applications.

4 Is the DEWALT DCS391B worth its price compared to Makita 5377MG?

Priced at $159, the DEWALT DCS391B offers superior portability and a higher 82 score, justifying its cost. It provides a faster 5150 RPM and a lighter build, making it a valuable choice for users needing a cordless, efficient saw.

Was this head-to-head comparison helpful to you?

Your feedback helps our team calibrate deterministic benchmark weights and test coverage.