Master Lock
Brand Score A-8 products · 3 categories · Avg 4.55★ · 83,848 reviews
Price range $9 – $119
Last analyzed: June 21, 2026
Browse products ↓Quick Take on Master Lock
Score: A-- •Only 0% of products fall below 4 stars — rare misses across the lineup
- •84K+ reviews give a reliable read on real-world quality
- •Focused on Bike Locks, where it averages 4.4★
- •Priced below the category average — verify individual specs match your needs before buying
- •A narrow lineup (3 categories) — limited options if you want range
Master Lock Trailer Hitch Pin
4.8★ with 2K reviews — top-rated in towing products and winches
Brand Score: A-
A- in Bike Locks — Master Lock's 8 products average 4.55★ across 3 categories, with Bike Locks as the strongest line (4.4★ avg).
Master Lock earns a Brand Score of A- on Mubboo, based on analysis of 8 products across 3 categories. Quality consistency (100/100) is the brand's strongest dimension, with 100% of products rated 4 stars or above. Category depth (38/100) is the area with the most room for improvement. Master Lock's primary strength is in Bike Locks, where it averages 4.4★.
How we calculate Brand Score
Quality Consistency (40%): percentage of products rated 4+ stars
Market Presence (25%): total review volume, log-scaled
Value Positioning (20%): average price vs category average
Category Depth (15%): number of active product categories
Based on 8 Master Lock products · last analyzed June 21, 2026.
How Master Lock Compares
Master Lock | Most Popular Kryptonite | Highest Rated Seatylock | Best Value Titanker | |
|---|---|---|---|---|
| Avg Rating | 4.55★ | 4.52★ | 4.66★ | 4.53★ |
| Total Reviews | 83,848 | 48,334 | 10,619 | 18,699 |
| Avg Price | $29 | $68 | $83 | $12 |
| Brand Score | A- | B | C+ | B+ |
Show more details
| Products | 8 | 13 | 5 | 3 |
| Quality Rate | 100% | 100% | 100% | 100% |
| Categories | 3 | 1 | 1 | 1 |
Master Lock
Avg Rating: 4.55★
Reviews: 83,848
Avg Price: $29
100% rated 4+★
Our Top 3 from Master Lock
Master Lock Trailer Hitch Pin
4.8★ with 2K reviews — top-rated in towing products and winches
Master Lock 605DAT Shackle 15/16" Length x 7/16" Inner Width
4.5★ with 1.5K reviews — top-rated in towing products and winches
Master Lock Bike Lock Cable
4.4★ with 48K reviews — a solid choice in Bike Locks
Where Master Lock Is Strongest
Bike Locks
View all →
towing products and winches
What You'll Spend on Master Lock
Most Master Lock products fall between $9 and $119.
Master Lock sits below the category average on price — a value-focused brand. Check individual specs to confirm fit.
What People Say About Master Lock
Aggregated from review themes across 8 Master Lock products.
- Ease of Use / Simple Operation
- Sturdy Build / Solid Security
- Suitable for Low-Risk / Quick Stops
- High-quality, durable construction
- Size Limitations / Too Small for Some Bikes
- Mounting/Operation Issues (Plastic Mount, Fiddly Locking)
- Fabric Cover Deterioration
Expert Coverage
2 Master Lock products have coverage from independent expert publications: Wirecutter, Tomsguide, Techradar, Consumerreports. Source links in References.
Where to Buy Master Lock
Master Lock products are available on Amazon — 8 products across 3 categories.
Browse Master Lock on Amazon →Featured in Our Reviews
Brand Bottom Line
- Brand Score
- A-
- Best Product
- Trailer Hitch Pin ($13) Buy on Amazon →
- Price Level
- Budget — below category average
- Quality
- 100% of products rated 4+★
- Best For
- Value-focused buyers who still want reliability
- Alternatives
- Kryptonite (Score B) · Seatylock (Score C+)
Master Lock pairs strong quality with accessible pricing — an easy recommendation. Start with the Trailer Hitch Pin.
Frequently Asked Questions
Is Master Lock a good brand?
Master Lock earns a Brand Score of A- on Mubboo. 100% of its 8 products are rated 4 stars or above, which puts it among the most consistent brands in Bike Locks. The main consideration is pricing — Master Lock products average $29, $7 below the category average.
What is the best Master Lock product to buy?
Based on 2K reviews and a Mubboo Score of A, the Trailer Hitch Pin ($13) is Master Lock's top pick. For a budget option, the 605DAT Shackle 15/16" Length x 7/16" Inner Width ($12) delivers 4.5★ at 9% of the cost.
Is Master Lock worth the premium price?
Master Lock prices close to the category average ($29 vs $37), so you're not paying a brand premium.
Master Lock vs Kryptonite: which is better?
Master Lock scores A- vs Kryptonite's B. Master Lock edges ahead on average rating (4.55★ vs 4.52★), while Kryptonite has fewer total reviews (48K vs 84K).
Sources & References
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