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Compare two products
Pick any two products from our reviews and see specifications, price, buyer ratings and our scores in one table.
Recorded evidence
What separates these listings
- Price snapshot
- $82.44 price gap
- Product B has the lower captured price. This excludes delivery and ongoing costs.
- Editorial assessment
- 0.8-point score gap
- Product A has the higher research score, not a measured performance advantage.
- Specification coverage
- 13 of 15 fields shared
- Shared labels have recorded values on both sides; matching labels do not guarantee matching units or test conditions.
Product A
Kryptonite Evolution Mini-7 Bike U-Lock, 13mm Steel Shackle, 4 ft Cable
- Potential fit
- Daily urban commuting on standard bicycles
- Trade-off to resolve
- Compact shackle limits anchor point selection
Product B
Master Lock 5' Resettable Combination Bike Lock, Metal Cable Lock, 8370D
- Potential fit
- Short campus stops with entry-level commuter bikes
- Trade-off to resolve
- Not sufficient for overnight or high-theft urban parking
Side-by-side evidence
15 of 15 recorded specification fields shown
| Side by side |  |  |
|---|---|---|
| Buyer rating | 4.5 | 4.6 |
| Price | $99.23 | $16.79 |
| Our score | 8.0/10 | 7.2/10 |
| Ratings count | 14,258 ratings | 7,320 ratings |
| Brand | Kryptonite | Master Lock |
| Best for | Daily urban commuting on standard bicycles | Short campus stops with entry-level commuter bikes |
| Shackle security | 8.5/10 | — |
| Locking versatility | 7.2/10 | — |
| Portability & mounting | 7.8/10 | — |
| Weather resistance | 8.0/10 | — |
| Value for money | 8.3/10 | — |
| Physical security | — | 3.8/10 |
| Ease of use | — | 8.6/10 |
| Portability | — | 8.2/10 |
| Finish protection | — | 8.0/10 |
| Value | — | 7.4/10 |
| Included Components | U-Lock Bicycle | Resettable Bike Lock Cable |
| Recommended Uses For Product | Security, Bike security, Scooter Security, EBike Security | outdoor |
| Number of Pieces | 3 | 1 |
| Model Number | 720018002079 | 8370D |
| Model Name | Evolution Mini-7 U Lock w/ KryptoFlex 410 Double Looped Cable | 8370D |
| Number of Packs | 1 | 1 |
| Item Type Name | Bicycle Lock | Bike Lock Cable |
| Additional Features | Cut Resistant | Durable. |
| Brand Name | Kryptonite | Master Lock |
| Manufacturer Warranty Description | Limited Lifetime Warranty | Not recorded |
| Number of Items | 1 | 1 |
| Manufacturer | Kryptonite | Master Lock |
| Unit Count | 1 Count | 1 Count |
| Manufacturer Part Number | 2079 | 5569944 |
| Lock Type | Not recorded | Combination Lock |
| Our verdict | The 13mm hardened steel shackle offers dependable mid-tier deterrence for everyday urban stops, while the secondary cable secures quick-release front wheels. Its compact dimensions limit attachment options around thick street poles and utility posts. For higher-value e-bikes left unattended for long periods, consider pairing it with a heavier secondary chain. | This five-foot cable features a user-resettable combination dial and moderate reach for casual campus or utility lockups. While more convenient than fixed-code cables, its security ceiling remains strictly low-to-medium. Prospective buyers with high-value bikes or e-bikes should budget for a rated U-lock instead. |
| Pros and cons |
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Prices and buyer ratings are captured snapshots. A dash means the detail was not recorded, not that a feature is absent. Editorial scores are research assessments, not laboratory measurements.
Sources and limits
This page summarizes our research reviews of Amazon listings, listed specifications and captured buyer ratings. It is not a hands-on test. Scores are editorial assessments, not measured performance; prices are recorded snapshots and may change. A category can include both main products and accessories, so its overall price range is not the cost of a complete setup.
Most recent product record update: September 22, 2026. Individual records may be older; this is not a verification date for every claim. Prices on this page were read from the listings Nov 8, 2026 – Nov 10, 2026.
- Amazon listing: Kryptonite Evolution Mini-7 Bike U-Lock, 13mm Steel
- Amazon listing: Master Lock 5' Resettable Combination Bike Lock, Metal
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